/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=BIGGEST --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_spec7_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:31:30,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:31:30,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:31:30,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:31:30,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:31:30,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:31:30,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:31:30,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:31:30,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:31:30,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:31:30,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:31:30,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:31:30,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:31:30,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:31:30,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:31:30,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:31:30,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:31:30,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:31:30,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:31:30,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:31:30,883 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:31:30,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:31:30,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:31:30,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:31:30,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:31:30,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:31:30,889 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:31:30,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:31:30,892 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:31:30,902 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:31:30,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:31:30,903 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:31:30,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:31:30,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:31:30,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:31:30,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:31:30,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:31:30,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:31:30,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:31:30,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:31:30,915 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:31:30,916 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 [2020-10-12 17:31:30,951 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:31:30,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:31:30,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:31:30,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:31:30,954 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:31:30,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:31:30,954 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:31:30,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:31:30,955 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:31:30,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:31:30,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:31:30,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:31:30,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:31:30,957 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:31:30,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:31:30,957 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:31:30,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:31:30,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:31:30,957 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:31:30,958 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:31:30,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:31:30,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:31:30,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:31:30,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:31:30,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:31:30,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:31:30,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:31:30,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:31:30,959 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:31:30,960 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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 17:31:31,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:31:31,280 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:31:31,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:31:31,288 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:31:31,289 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:31:31,289 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec7_product13.cil.c [2020-10-12 17:31:31,361 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3643e6a94/23c123d7e5a844d59bf56223717311a2/FLAG211311625 [2020-10-12 17:31:31,959 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:31:31,960 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec7_product13.cil.c [2020-10-12 17:31:31,980 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3643e6a94/23c123d7e5a844d59bf56223717311a2/FLAG211311625 [2020-10-12 17:31:32,252 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3643e6a94/23c123d7e5a844d59bf56223717311a2 [2020-10-12 17:31:32,261 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:31:32,263 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:31:32,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:31:32,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:31:32,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:31:32,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:31:32" (1/1) ... [2020-10-12 17:31:32,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e1a3434 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:31:32, skipping insertion in model container [2020-10-12 17:31:32,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:31:32" (1/1) ... [2020-10-12 17:31:32,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:31:32,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:31:33,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:31:33,064 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:31:33,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:31:33,312 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:31:33,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:31:33 WrapperNode [2020-10-12 17:31:33,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:31:33,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:31:33,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:31:33,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:31:33,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:31:33" (1/1) ... [2020-10-12 17:31:33,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:31:33" (1/1) ... [2020-10-12 17:31:33,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:31:33" (1/1) ... [2020-10-12 17:31:33,360 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:31:33" (1/1) ... [2020-10-12 17:31:33,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:31:33" (1/1) ... [2020-10-12 17:31:33,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:31:33" (1/1) ... [2020-10-12 17:31:33,483 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:31:33" (1/1) ... [2020-10-12 17:31:33,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:31:33,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:31:33,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:31:33,498 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:31:33,499 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:31:33" (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 [2020-10-12 17:31:33,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:31:33,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:31:33,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:31:33,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptVerify_spec__1 [2020-10-12 17:31:33,581 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-12 17:31:33,581 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-12 17:31:33,582 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-12 17:31:33,583 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-12 17:31:33,583 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-12 17:31:33,583 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-12 17:31:33,583 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-12 17:31:33,583 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-12 17:31:33,584 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:31:33,584 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:31:33,584 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-12 17:31:33,585 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-12 17:31:33,585 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-12 17:31:33,585 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-12 17:31:33,585 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-12 17:31:33,586 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-12 17:31:33,586 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-12 17:31:33,586 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-12 17:31:33,586 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-12 17:31:33,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:31:33,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:31:33,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:31:33,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:31:33,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:31:33,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:31:33,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:31:33,588 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:31:33,589 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:31:33,589 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:31:33,589 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:31:33,589 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-12 17:31:33,589 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-12 17:31:33,589 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-12 17:31:33,590 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-12 17:31:33,590 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-12 17:31:33,590 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-12 17:31:33,590 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-12 17:31:33,590 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-12 17:31:33,590 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-12 17:31:33,591 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-12 17:31:33,591 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-12 17:31:33,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-12 17:31:33,591 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-12 17:31:33,591 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-12 17:31:33,591 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-12 17:31:33,592 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-12 17:31:33,592 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-12 17:31:33,592 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-12 17:31:33,593 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-12 17:31:33,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-12 17:31:33,593 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-12 17:31:33,593 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-12 17:31:33,593 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-12 17:31:33,594 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2020-10-12 17:31:33,594 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-12 17:31:33,594 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-12 17:31:33,594 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-12 17:31:33,594 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-12 17:31:33,594 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-12 17:31:33,595 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-12 17:31:33,595 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-12 17:31:33,595 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-12 17:31:33,595 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-12 17:31:33,595 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-12 17:31:33,596 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-12 17:31:33,596 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-12 17:31:33,596 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-12 17:31:33,598 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-12 17:31:33,598 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-12 17:31:33,598 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-12 17:31:33,599 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-12 17:31:33,599 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-12 17:31:33,599 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-12 17:31:33,599 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-12 17:31:33,599 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-12 17:31:33,599 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-12 17:31:33,600 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-12 17:31:33,601 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-12 17:31:33,601 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-12 17:31:33,602 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-12 17:31:33,602 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-12 17:31:33,602 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-12 17:31:33,602 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-12 17:31:33,602 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-12 17:31:33,604 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-12 17:31:33,604 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-12 17:31:33,604 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-12 17:31:33,605 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-12 17:31:33,605 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-12 17:31:33,605 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-12 17:31:33,605 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-12 17:31:33,605 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-12 17:31:33,605 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-12 17:31:33,606 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-12 17:31:33,606 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-12 17:31:33,606 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-12 17:31:33,606 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-12 17:31:33,606 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-12 17:31:33,606 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-12 17:31:33,607 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-12 17:31:33,607 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-12 17:31:33,607 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-12 17:31:33,607 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-12 17:31:33,607 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:31:33,608 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:31:33,608 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:31:33,608 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:31:33,608 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-12 17:31:33,608 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptVerify_spec__1 [2020-10-12 17:31:33,608 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:31:33,609 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-12 17:31:33,609 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-12 17:31:33,609 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-12 17:31:33,610 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-12 17:31:33,610 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-12 17:31:33,611 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-12 17:31:33,611 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-12 17:31:33,611 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-12 17:31:33,611 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:31:33,613 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:31:33,613 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:31:33,613 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-12 17:31:33,614 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-12 17:31:33,617 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-12 17:31:33,617 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-12 17:31:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-12 17:31:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-12 17:31:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-12 17:31:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-12 17:31:33,619 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-12 17:31:33,619 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-12 17:31:33,620 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-12 17:31:33,620 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:31:33,620 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:31:33,620 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:31:33,620 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-12 17:31:33,620 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-12 17:31:33,621 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-12 17:31:33,621 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-12 17:31:33,628 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-12 17:31:33,628 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-12 17:31:33,628 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-12 17:31:33,628 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-12 17:31:33,628 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-12 17:31:33,629 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-12 17:31:33,629 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-12 17:31:33,629 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-12 17:31:33,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:31:33,629 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:31:33,629 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:31:33,630 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:31:33,630 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:31:33,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:31:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:31:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:31:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:31:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:31:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:31:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:31:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:31:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:31:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:31:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:31:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:31:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:31:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-12 17:31:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-12 17:31:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-12 17:31:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-12 17:31:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-12 17:31:33,634 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-12 17:31:33,634 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-12 17:31:33,634 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-12 17:31:33,634 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-12 17:31:33,634 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-12 17:31:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-12 17:31:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-12 17:31:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-12 17:31:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-12 17:31:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-12 17:31:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-12 17:31:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-12 17:31:33,635 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-12 17:31:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-12 17:31:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-12 17:31:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-12 17:31:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-12 17:31:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-12 17:31:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-12 17:31:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-12 17:31:33,636 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-12 17:31:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2020-10-12 17:31:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-12 17:31:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-12 17:31:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-12 17:31:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-12 17:31:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-12 17:31:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-12 17:31:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-12 17:31:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-12 17:31:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-12 17:31:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-12 17:31:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-12 17:31:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-12 17:31:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-12 17:31:33,638 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-12 17:31:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-12 17:31:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-12 17:31:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-12 17:31:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-12 17:31:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-12 17:31:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-12 17:31:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-12 17:31:33,639 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-12 17:31:33,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-12 17:31:33,640 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-12 17:31:33,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-12 17:31:33,640 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-12 17:31:33,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-12 17:31:33,640 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-12 17:31:33,640 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-12 17:31:33,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-12 17:31:33,641 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-12 17:31:33,641 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-12 17:31:33,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:31:33,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:31:33,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:31:35,487 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:31:35,487 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-12 17:31:35,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:31:35 BoogieIcfgContainer [2020-10-12 17:31:35,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:31:35,503 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:31:35,503 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:31:35,506 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:31:35,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:31:32" (1/3) ... [2020-10-12 17:31:35,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@606bf328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:31:35, skipping insertion in model container [2020-10-12 17:31:35,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:31:33" (2/3) ... [2020-10-12 17:31:35,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@606bf328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:31:35, skipping insertion in model container [2020-10-12 17:31:35,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:31:35" (3/3) ... [2020-10-12 17:31:35,510 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec7_product13.cil.c [2020-10-12 17:31:35,522 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:31:35,535 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:31:35,551 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:31:35,586 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:31:35,587 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:31:35,587 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:31:35,587 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:31:35,587 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:31:35,587 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:31:35,589 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:31:35,593 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:31:35,631 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states. [2020-10-12 17:31:35,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-12 17:31:35,663 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:31:35,664 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:31:35,665 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:31:35,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:31:35,671 INFO L82 PathProgramCache]: Analyzing trace with hash -248388520, now seen corresponding path program 1 times [2020-10-12 17:31:35,680 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:31:35,681 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [596008048] [2020-10-12 17:31:35,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:31:36,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:36,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:36,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:36,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:36,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:37,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:41,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:41,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-12 17:31:41,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:31:41,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-12 17:31:41,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:41,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:31:41,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-12 17:31:41,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:31:41,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:31:42,694 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-12 17:31:42,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:31:42,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:42,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:42,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:42,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:31:42,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:42,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-12 17:31:42,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:42,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:42,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:31:42,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:42,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:42,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:31:42,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:42,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:42,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:42,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:31:42,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:42,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:31:42,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:42,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:42,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:31:42,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:42,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:42,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:31:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:42,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:42,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:42,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:31:42,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:42,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:31:42,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:42,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:42,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:31:42,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:42,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:42,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:31:42,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:42,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:42,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:42,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:31:42,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:42,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:31:42,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:42,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:42,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:31:42,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:42,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:42,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:31:42,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:42,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:42,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:42,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:43,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:47,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:47,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-12 17:31:47,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:31:47,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-12 17:31:47,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:47,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:31:47,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 17:31:47,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:31:47,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:31:47,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:31:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:47,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:47,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:47,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:31:47,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:47,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:31:47,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:47,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:47,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:31:47,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:47,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:48,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:31:48,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:31:48,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:31:48,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:48,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:31:48,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:48,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:31:48,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:31:48,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:31:48,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:31:48,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:48,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:31:48,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:48,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:48,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:31:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:31:48,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:31:48,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:48,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:31:48,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:48,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:48,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:31:48,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:31:48,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:31:48,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-12 17:31:48,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:31:48,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:31:48,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:31:48,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:48,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:31:48,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:31:48,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-12 17:31:48,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:31:48,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:31:48,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:31:48,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:31:48,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:31:48,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:31:48,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:31:48,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:31:48,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:31:48,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:31:48,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:31:48,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:31:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:31:48,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:31:48,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:31:48,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:31:48,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:31:48,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:48,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:31:48,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:31:48,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:31:48,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:48,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-12 17:31:48,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:48,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:48,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:31:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:31:48,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:31:48,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:48,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:31:48,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:48,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:48,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:31:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:31:48,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:31:48,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:48,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:31:48,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:48,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:48,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:31:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:31:48,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:31:48,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:48,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:31:48,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:48,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:48,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-12 17:31:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:31:48,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:31:48,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:48,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 17:31:48,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:48,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:48,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:31:48,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:31:48,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:31:48,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:48,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:31:48,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:48,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:31:48,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:31:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:31:48,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:31:48,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:48,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:31:48,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:48,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:31:48,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 17:31:48,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:31:48,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:31:48,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:48,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-12 17:31:48,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:48,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:48,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:31:48,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:31:48,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:31:48,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:48,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:31:48,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:48,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:48,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-12 17:31:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:31:48,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:31:48,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:48,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:31:48,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:48,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:48,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-12 17:31:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:31:48,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:31:48,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:48,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:31:48,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:48,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:31:48,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-12 17:31:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:31:48,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:31:48,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:48,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:31:48,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:48,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:48,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-12 17:31:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:31:48,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:31:48,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:31:48,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:31:48,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:31:48,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:31:48,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:31:48,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:31:48,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:31:48,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:31:48,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:31:48,756 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-12 17:31:48,756 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [596008048] [2020-10-12 17:31:48,758 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:31:48,758 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-12 17:31:48,759 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120547005] [2020-10-12 17:31:48,764 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-12 17:31:48,764 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:31:48,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-12 17:31:48,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-12 17:31:48,779 INFO L87 Difference]: Start difference. First operand 443 states. Second operand 18 states. [2020-10-12 17:31:51,413 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-12 17:31:53,481 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-12 17:31:54,823 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-12 17:31:56,208 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-12 17:31:57,579 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-12 17:32:13,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:32:13,507 INFO L93 Difference]: Finished difference Result 1259 states and 1883 transitions. [2020-10-12 17:32:13,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2020-10-12 17:32:13,509 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 150 [2020-10-12 17:32:13,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:32:13,534 INFO L225 Difference]: With dead ends: 1259 [2020-10-12 17:32:13,534 INFO L226 Difference]: Without dead ends: 729 [2020-10-12 17:32:13,543 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1917 ImplicationChecksByTransitivity, 10.5s TimeCoverageRelationStatistics Valid=1158, Invalid=4694, Unknown=0, NotChecked=0, Total=5852 [2020-10-12 17:32:13,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2020-10-12 17:32:13,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 412. [2020-10-12 17:32:13,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2020-10-12 17:32:13,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 547 transitions. [2020-10-12 17:32:13,802 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 547 transitions. Word has length 150 [2020-10-12 17:32:13,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:32:13,802 INFO L479 AbstractCegarLoop]: Abstraction has 412 states and 547 transitions. [2020-10-12 17:32:13,802 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-12 17:32:13,803 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 547 transitions. [2020-10-12 17:32:13,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-12 17:32:13,807 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:32:13,807 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:32:13,807 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:32:13,807 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:32:13,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:32:13,808 INFO L82 PathProgramCache]: Analyzing trace with hash 801354322, now seen corresponding path program 1 times [2020-10-12 17:32:13,808 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:32:13,808 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [582037038] [2020-10-12 17:32:13,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:32:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:13,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:13,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:14,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:14,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:14,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:14,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:18,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:18,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-12 17:32:18,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:32:18,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-12 17:32:18,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:18,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:32:18,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-12 17:32:18,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:32:18,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:20,097 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-12 17:32:20,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:32:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:20,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:20,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:20,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:32:20,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:20,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-12 17:32:20,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:20,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:20,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:20,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:20,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:20,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:32:20,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:20,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:20,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:20,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:32:20,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:20,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:32:20,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:20,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:20,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:20,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:20,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:20,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:32:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:20,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:20,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:20,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:32:20,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:20,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:32:20,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:20,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:20,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:20,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:20,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:20,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:32:20,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:20,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:20,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:20,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:32:20,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:20,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:32:20,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:20,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:20,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:20,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:20,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:20,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:32:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:20,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:20,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:20,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:20,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:20,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-12 17:32:25,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:32:25,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-12 17:32:25,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:32:25,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-12 17:32:25,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:32:25,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:25,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:32:25,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:32:25,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:25,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:25,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:25,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:32:25,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:25,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:25,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:25,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:25,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:25,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:25,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:25,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:25,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:25,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:25,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:32:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:25,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:25,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:25,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:25,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:25,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:32:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:32:25,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:32:25,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-12 17:32:25,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:32:25,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:32:25,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:32:25,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:25,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:32:25,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:32:25,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:32:25,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:25,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:32:25,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:32:25,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:32:25,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:32:25,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:25,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:32:25,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:32:25,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:25,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:32:25,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:32:25,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:32:25,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:32:25,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 17:32:25,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:32:25,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:32:25,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:25,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-12 17:32:25,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:25,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:32:25,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:25,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:25,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:25,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:25,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:25,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:25,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:25,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:25,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:25,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:25,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:32:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:25,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:25,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:25,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:25,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:25,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-12 17:32:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:32:25,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:32:25,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:25,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 17:32:25,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:25,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:32:25,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:25,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:25,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:25,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:25,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:25,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:25,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:32:25,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:25,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:25,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:25,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:25,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:25,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-12 17:32:25,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:32:25,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:32:25,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:25,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-12 17:32:25,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:25,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:25,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:32:25,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:25,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:25,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:25,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-12 17:32:25,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:25,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:25,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:25,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:32:25,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:25,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-12 17:32:25,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:25,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:25,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:25,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:32:25,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:25,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-12 17:32:25,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:25,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:25,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:25,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:32:25,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:25,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-12 17:32:25,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:25,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:25,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:25,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:32:25,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:25,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:32:25,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:25,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:25,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:32:25,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:25,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:25,764 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-12 17:32:25,765 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [582037038] [2020-10-12 17:32:25,765 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:32:25,765 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-12 17:32:25,765 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077410316] [2020-10-12 17:32:25,767 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-12 17:32:25,768 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:32:25,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-12 17:32:25,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-12 17:32:25,768 INFO L87 Difference]: Start difference. First operand 412 states and 547 transitions. Second operand 18 states. [2020-10-12 17:32:28,404 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-12 17:32:29,999 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-12 17:32:31,560 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-12 17:32:44,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:32:44,308 INFO L93 Difference]: Finished difference Result 1103 states and 1575 transitions. [2020-10-12 17:32:44,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-12 17:32:44,309 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 152 [2020-10-12 17:32:44,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:32:44,317 INFO L225 Difference]: With dead ends: 1103 [2020-10-12 17:32:44,317 INFO L226 Difference]: Without dead ends: 742 [2020-10-12 17:32:44,320 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 289 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=322, Invalid=1238, Unknown=0, NotChecked=0, Total=1560 [2020-10-12 17:32:44,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2020-10-12 17:32:44,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 419. [2020-10-12 17:32:44,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2020-10-12 17:32:44,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 559 transitions. [2020-10-12 17:32:44,521 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 559 transitions. Word has length 152 [2020-10-12 17:32:44,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:32:44,523 INFO L479 AbstractCegarLoop]: Abstraction has 419 states and 559 transitions. [2020-10-12 17:32:44,523 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-12 17:32:44,523 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 559 transitions. [2020-10-12 17:32:44,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-12 17:32:44,528 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:32:44,528 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:32:44,529 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:32:44,529 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:32:44,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:32:44,529 INFO L82 PathProgramCache]: Analyzing trace with hash -560494754, now seen corresponding path program 1 times [2020-10-12 17:32:44,530 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:32:44,530 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1338901816] [2020-10-12 17:32:44,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:32:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:44,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:44,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:44,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:46,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:49,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:49,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-12 17:32:49,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:32:49,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-12 17:32:49,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:49,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 17:32:49,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 108 [2020-10-12 17:32:49,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-12 17:32:49,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:32:50,831 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-12 17:32:50,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:32:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:50,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:50,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:50,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:32:50,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:50,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-12 17:32:50,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:50,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:50,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:50,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:50,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:50,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:32:50,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:50,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:50,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:50,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:32:50,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:50,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:50,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:50,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:50,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:50,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:50,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:50,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:32:50,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:50,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:50,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:50,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:32:50,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:50,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:32:50,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:50,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:50,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:50,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:50,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:50,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:32:50,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:50,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:50,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:50,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:32:50,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:50,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:32:50,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:50,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:50,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:50,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:50,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:50,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:32:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:51,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:51,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-12 17:32:51,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:32:51,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 425 [2020-10-12 17:32:51,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:51,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:32:51,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-12 17:32:51,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:32:51,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:51,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:51,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:51,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:32:51,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:51,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:32:51,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:51,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:51,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:51,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:51,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:51,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:51,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:51,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:51,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:32:51,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:51,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:51,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:51,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:51,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:51,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:51,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:51,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:51,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:51,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:51,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:51,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:51,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:51,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:51,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:51,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:51,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:51,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:32:51,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:51,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:51,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:51,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:51,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:51,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:51,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:51,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:51,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:51,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:51,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:32:51,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:51,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:51,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:32:51,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:51,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:32:51,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:51,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:51,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:51,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:51,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:51,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:51,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:51,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:51,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:32:51,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:51,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:32:51,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:51,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:51,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:51,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:51,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:51,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:51,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:51,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:51,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:32:51,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:51,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:51,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:51,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:51,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:51,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:51,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:51,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:32:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:51,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:51,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:32:51,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:51,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:51,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:51,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:51,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:51,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:51,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:51,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:32:51,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:51,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:51,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:32:51,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:32:51,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-12 17:32:51,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:51,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:32:51,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:32:51,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:32:51,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:51,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:51,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:51,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:51,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:32:51,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:51,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 17:32:51,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:51,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:32:51,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:51,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:32:51,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:32:51,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:51,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:51,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:51,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:51,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:51,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:32:51,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:51,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:32:51,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:51,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:32:51,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:32:51,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:32:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:51,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:51,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:51,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:51,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:32:51,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:51,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:32:51,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:51,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:32:51,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:32:51,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-12 17:32:51,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:51,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:51,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:32:51,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:51,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:32:51,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:51,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:32:51,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:51,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:32:51,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:32:51,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:51,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:51,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:51,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:51,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:51,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:51,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:51,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:51,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:51,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:51,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:32:51,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:32:51,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:51,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:51,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:51,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:51,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:51,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:51,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:51,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:51,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:51,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:32:51,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-12 17:32:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:51,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:51,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:51,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:32:51,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:51,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:32:51,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:51,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:32:51,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:32:51,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:32:51,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:32:52,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:32:52,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:52,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:52,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:52,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:52,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:52,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:32:52,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:52,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:32:52,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:32:52,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:32:52,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:52,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-12 17:32:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:52,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:52,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:52,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:52,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:52,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:52,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:52,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:52,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:32:52,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:52,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:52,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-12 17:32:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:52,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:52,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:52,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:52,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:52,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:52,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:52,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:52,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:32:52,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:52,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:52,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-12 17:32:52,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:52,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:52,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:52,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:32:52,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:52,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:52,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:52,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:52,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:32:52,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:52,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:52,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-12 17:32:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:32:52,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:32:52,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:32:52,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:32:52,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:32:52,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:32:52,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:32:52,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:32:52,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:32:52,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:32:52,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:32:52,181 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-12 17:32:52,182 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1338901816] [2020-10-12 17:32:52,182 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:32:52,182 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2020-10-12 17:32:52,182 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748034009] [2020-10-12 17:32:52,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-12 17:32:52,183 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:32:52,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-12 17:32:52,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=448, Unknown=0, NotChecked=0, Total=506 [2020-10-12 17:32:52,184 INFO L87 Difference]: Start difference. First operand 419 states and 559 transitions. Second operand 23 states. [2020-10-12 17:32:54,371 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-12 17:32:56,058 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-12 17:32:58,289 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-12 17:33:00,357 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-12 17:33:01,671 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-12 17:33:02,921 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 533 [2020-10-12 17:33:04,270 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 536 [2020-10-12 17:33:05,526 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-12 17:33:06,888 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 536 [2020-10-12 17:33:08,173 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-12 17:33:09,553 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 536 [2020-10-12 17:33:18,178 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 533 [2020-10-12 17:33:19,878 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 533 [2020-10-12 17:33:21,322 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-12 17:33:22,778 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 533 [2020-10-12 17:33:24,322 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-12 17:33:25,866 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-12 17:33:48,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:33:48,006 INFO L93 Difference]: Finished difference Result 1823 states and 2669 transitions. [2020-10-12 17:33:48,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2020-10-12 17:33:48,013 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 153 [2020-10-12 17:33:48,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:33:48,023 INFO L225 Difference]: With dead ends: 1823 [2020-10-12 17:33:48,024 INFO L226 Difference]: Without dead ends: 1459 [2020-10-12 17:33:48,028 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2450 ImplicationChecksByTransitivity, 26.2s TimeCoverageRelationStatistics Valid=1430, Invalid=7126, Unknown=0, NotChecked=0, Total=8556 [2020-10-12 17:33:48,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1459 states. [2020-10-12 17:33:48,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1459 to 429. [2020-10-12 17:33:48,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 429 states. [2020-10-12 17:33:48,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 567 transitions. [2020-10-12 17:33:48,262 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 567 transitions. Word has length 153 [2020-10-12 17:33:48,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:33:48,262 INFO L479 AbstractCegarLoop]: Abstraction has 429 states and 567 transitions. [2020-10-12 17:33:48,263 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-12 17:33:48,263 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 567 transitions. [2020-10-12 17:33:48,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-10-12 17:33:48,266 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:33:48,266 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:33:48,266 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 17:33:48,266 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:33:48,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:33:48,267 INFO L82 PathProgramCache]: Analyzing trace with hash -681416733, now seen corresponding path program 2 times [2020-10-12 17:33:48,267 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:33:48,267 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [390109107] [2020-10-12 17:33:48,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:33:48,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:48,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:48,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:48,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:48,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:49,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:51,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:53,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:53,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-12 17:33:53,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:33:53,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-12 17:33:53,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:53,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 17:33:53,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 109 [2020-10-12 17:33:53,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-12 17:33:53,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:54,575 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-12 17:33:54,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:33:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:54,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:54,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:54,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:33:54,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:54,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 17:33:54,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:54,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:54,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:54,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:54,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:54,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:33:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:54,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:54,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:54,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:33:54,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:54,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:33:54,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:54,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:54,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:54,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:54,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:54,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:33:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:54,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:54,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:54,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:33:54,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:54,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:33:54,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:54,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:54,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:33:54,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:54,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:54,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:54,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:33:54,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:54,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:33:54,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:54,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:54,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:54,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:54,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:54,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:33:54,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:54,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:54,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:54,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:54,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:54,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-12 17:33:55,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:33:55,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 669 [2020-10-12 17:33:55,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:33:55,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-12 17:33:55,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 17:33:55,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:55,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:33:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:55,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:33:55,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:55,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:33:55,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:55,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:55,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:55,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:55,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:33:55,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:55,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:33:55,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:55,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:33:55,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:55,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:55,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:55,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:55,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:33:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:55,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:33:55,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:55,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:33:55,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:55,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:55,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:55,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:55,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:33:55,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:55,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:33:55,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:55,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:33:55,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:55,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:55,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:55,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:55,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:33:55,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:55,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:33:55,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:55,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:33:55,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:55,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:55,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:55,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:55,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:33:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:55,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:33:55,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:55,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:33:55,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:55,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:55,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:55,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:55,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:33:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:55,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:33:55,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:55,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:33:55,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:55,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:55,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:55,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:55,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:33:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:55,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:33:55,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:55,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:33:55,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:55,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:55,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:55,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:55,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:33:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:55,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:33:55,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:33:55,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-12 17:33:55,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:33:55,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:33:55,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:33:55,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:55,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:33:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:55,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:33:55,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:55,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:33:55,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:33:55,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:55,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:33:55,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:55,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:33:55,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:55,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:33:55,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:55,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:33:55,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:33:55,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:55,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:33:55,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:55,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:33:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:55,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:33:55,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:55,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:33:55,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:33:55,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:33:55,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:33:55,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:55,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-12 17:33:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:55,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:33:55,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:55,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:33:55,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:33:55,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:55,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:33:55,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:55,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:33:55,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:55,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:33:55,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:55,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:33:55,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:55,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:55,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:55,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:55,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:33:55,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:55,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:33:55,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:55,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:33:55,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:55,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:55,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:55,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:55,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-12 17:33:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:55,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:33:55,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:55,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-12 17:33:55,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:33:55,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:33:55,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:33:55,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:55,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:33:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:55,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:55,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:55,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:33:55,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:55,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:33:55,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:55,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:33:55,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:33:55,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:33:55,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:56,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-12 17:33:56,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:56,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:56,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:56,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:33:56,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:56,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:33:56,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:56,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:56,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:33:56,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:56,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:56,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-12 17:33:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:56,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:56,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:56,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:33:56,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:56,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:33:56,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:56,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:56,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:33:56,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:56,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:56,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-12 17:33:56,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:56,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:56,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:56,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:33:56,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:56,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:33:56,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:56,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:56,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:33:56,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:56,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:56,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-12 17:33:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:33:56,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:33:56,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:33:56,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:33:56,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:33:56,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:33:56,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:33:56,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:33:56,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:33:56,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:33:56,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:33:56,077 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-12 17:33:56,078 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [390109107] [2020-10-12 17:33:56,078 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:33:56,078 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2020-10-12 17:33:56,078 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946838691] [2020-10-12 17:33:56,079 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-12 17:33:56,079 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:33:56,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-12 17:33:56,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=491, Unknown=0, NotChecked=0, Total=552 [2020-10-12 17:33:56,079 INFO L87 Difference]: Start difference. First operand 429 states and 567 transitions. Second operand 24 states. [2020-10-12 17:33:58,404 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-12 17:34:00,096 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 540 [2020-10-12 17:34:01,841 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-12 17:34:03,528 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-12 17:34:04,979 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 538 [2020-10-12 17:34:06,817 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-12 17:34:08,520 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-12 17:34:09,817 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-12 17:34:17,757 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-12 17:34:19,303 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 536 [2020-10-12 17:34:20,749 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-12 17:34:22,299 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-12 17:34:23,800 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 536 [2020-10-12 17:34:25,136 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 536 [2020-10-12 17:34:50,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:34:50,247 INFO L93 Difference]: Finished difference Result 1815 states and 2659 transitions. [2020-10-12 17:34:50,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2020-10-12 17:34:50,248 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 154 [2020-10-12 17:34:50,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:34:50,257 INFO L225 Difference]: With dead ends: 1815 [2020-10-12 17:34:50,258 INFO L226 Difference]: Without dead ends: 1473 [2020-10-12 17:34:50,261 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1698 ImplicationChecksByTransitivity, 21.6s TimeCoverageRelationStatistics Valid=1091, Invalid=5071, Unknown=0, NotChecked=0, Total=6162 [2020-10-12 17:34:50,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1473 states. [2020-10-12 17:34:50,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1473 to 436. [2020-10-12 17:34:50,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 436 states. [2020-10-12 17:34:50,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 577 transitions. [2020-10-12 17:34:50,514 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 577 transitions. Word has length 154 [2020-10-12 17:34:50,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:34:50,515 INFO L479 AbstractCegarLoop]: Abstraction has 436 states and 577 transitions. [2020-10-12 17:34:50,515 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-12 17:34:50,515 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 577 transitions. [2020-10-12 17:34:50,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-12 17:34:50,517 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:34:50,518 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-12 17:34:50,518 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-12 17:34:50,518 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:34:50,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:34:50,518 INFO L82 PathProgramCache]: Analyzing trace with hash -1535452321, now seen corresponding path program 3 times [2020-10-12 17:34:50,519 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:34:50,519 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1969148376] [2020-10-12 17:34:50,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:34:50,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:50,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:50,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:50,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:50,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:55,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:55,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-12 17:34:55,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:34:55,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-12 17:34:55,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:55,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-12 17:34:55,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-12 17:34:55,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-12 17:34:55,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:56,839 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-12 17:34:56,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:34:56,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:56,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:56,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:56,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:34:56,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:56,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-12 17:34:56,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:56,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:34:56,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:34:56,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:34:56,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:56,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:34:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:56,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:56,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:56,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:34:56,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:56,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:34:56,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:56,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:34:56,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:34:56,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:34:56,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:56,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:34:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:56,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:56,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:56,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:34:56,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:56,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:34:56,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:56,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:34:56,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:34:56,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:34:56,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:56,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:34:56,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:56,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:56,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:56,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:34:56,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:56,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:34:56,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:56,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:34:56,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:34:56,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:34:56,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:56,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:34:56,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:56,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:56,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:56,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:58,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:58,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-12 17:34:58,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:34:58,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1777 [2020-10-12 17:34:58,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:58,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-12 17:34:58,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:34:58,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-12 17:34:58,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:58,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:34:58,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:58,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:58,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:58,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:34:58,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:58,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 17:34:58,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:58,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:34:58,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:34:58,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:34:58,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:58,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:34:58,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:58,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:58,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:58,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:34:58,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:58,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:34:58,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:58,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:34:58,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:34:58,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:34:58,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:58,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:34:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:58,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:58,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:58,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:34:58,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:58,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:34:58,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:58,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:34:58,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:34:58,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:34:58,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:58,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:34:58,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:58,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:58,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:58,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:34:58,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:58,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:34:58,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:58,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:34:58,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:34:58,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:34:58,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:58,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:34:58,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:58,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:58,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:58,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:34:58,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:58,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-12 17:34:58,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:58,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:34:58,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:34:58,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-12 17:34:58,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:58,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:34:58,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:58,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:58,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:58,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:34:58,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:58,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:34:58,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:58,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:34:58,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:34:58,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:34:58,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:58,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:34:58,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:58,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:58,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:58,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:34:58,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:58,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:34:58,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:58,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:34:58,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:34:58,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:34:58,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:58,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:34:58,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:58,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:58,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:58,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:34:58,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:58,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:34:58,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:58,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:34:58,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:34:58,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:34:58,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:58,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:34:58,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:58,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:58,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:58,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:34:58,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:58,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:34:58,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:58,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:34:58,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:34:58,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-12 17:34:58,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:59,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:34:59,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:59,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:59,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:59,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:34:59,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:59,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:34:59,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:59,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:34:59,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:34:59,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:34:59,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:59,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:34:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:59,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:59,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:59,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:34:59,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:59,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:34:59,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:59,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:34:59,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:34:59,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:34:59,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:59,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:34:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:59,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:59,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:59,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:34:59,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:59,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:34:59,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:59,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:34:59,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 17:34:59,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-12 17:34:59,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:59,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-12 17:34:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:59,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:59,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:59,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:34:59,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:59,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 17:34:59,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:59,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:34:59,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:34:59,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:34:59,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:59,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:34:59,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:59,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:59,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:59,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:34:59,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:59,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:34:59,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:59,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:34:59,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:34:59,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:34:59,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:59,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:34:59,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:59,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:59,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:59,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:34:59,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:59,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:34:59,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:59,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:34:59,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:34:59,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:34:59,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:59,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-12 17:34:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:59,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:59,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:59,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:34:59,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:59,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:34:59,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:59,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:34:59,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:34:59,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:34:59,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:59,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:34:59,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:59,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:59,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:59,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:34:59,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:59,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:34:59,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:59,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:34:59,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:34:59,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:34:59,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:59,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-12 17:34:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:59,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:59,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:59,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:34:59,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:59,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:34:59,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:59,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:34:59,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:34:59,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:34:59,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:59,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-12 17:34:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:59,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:59,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:59,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:34:59,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:59,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:34:59,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:59,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:34:59,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:34:59,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:34:59,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:59,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-12 17:34:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:59,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:59,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:59,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:34:59,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:59,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:34:59,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:59,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:34:59,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:34:59,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:34:59,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:59,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-12 17:34:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:34:59,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:34:59,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:34:59,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:34:59,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:34:59,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:34:59,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:34:59,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:34:59,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:34:59,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:34:59,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:34:59,308 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-12 17:34:59,309 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1969148376] [2020-10-12 17:34:59,309 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:34:59,309 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-12 17:34:59,309 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242075729] [2020-10-12 17:34:59,310 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-12 17:34:59,310 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:34:59,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-12 17:34:59,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=317, Unknown=0, NotChecked=0, Total=380 [2020-10-12 17:34:59,310 INFO L87 Difference]: Start difference. First operand 436 states and 577 transitions. Second operand 20 states. [2020-10-12 17:35:01,352 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-12 17:35:03,269 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-12 17:35:05,007 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-12 17:35:06,882 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-12 17:35:11,771 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 540 DAG size of output: 533