/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_spec9_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:43:48,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:43:48,271 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:43:48,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:43:48,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:43:48,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:43:48,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:43:48,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:43:48,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:43:48,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:43:48,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:43:48,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:43:48,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:43:48,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:43:48,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:43:48,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:43:48,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:43:48,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:43:48,323 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:43:48,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:43:48,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:43:48,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:43:48,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:43:48,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:43:48,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:43:48,340 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:43:48,340 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:43:48,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:43:48,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:43:48,346 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:43:48,346 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:43:48,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:43:48,348 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:43:48,349 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:43:48,358 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:43:48,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:43:48,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:43:48,360 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:43:48,360 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:43:48,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:43:48,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:43:48,364 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 17:43:48,401 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:43:48,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:43:48,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:43:48,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:43:48,403 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:43:48,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:43:48,403 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:43:48,404 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:43:48,404 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:43:48,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:43:48,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:43:48,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:43:48,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:43:48,405 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:43:48,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:43:48,406 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:43:48,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:43:48,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:43:48,407 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:43:48,407 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:43:48,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:43:48,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:43:48,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:43:48,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:43:48,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:43:48,408 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:43:48,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:43:48,408 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:43:48,409 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:43:48,409 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 17:43:48,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:43:48,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:43:48,729 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:43:48,731 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:43:48,732 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:43:48,732 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec9_product30.cil.c [2020-10-12 17:43:48,795 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b50a6a550/170b977ac94c470e994f6c27d27557b1/FLAG11cddff45 [2020-10-12 17:43:49,405 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:43:49,406 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec9_product30.cil.c [2020-10-12 17:43:49,428 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b50a6a550/170b977ac94c470e994f6c27d27557b1/FLAG11cddff45 [2020-10-12 17:43:49,645 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b50a6a550/170b977ac94c470e994f6c27d27557b1 [2020-10-12 17:43:49,654 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:43:49,656 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:43:49,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:43:49,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:43:49,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:43:49,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:43:49" (1/1) ... [2020-10-12 17:43:49,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c19a035 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:43:49, skipping insertion in model container [2020-10-12 17:43:49,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:43:49" (1/1) ... [2020-10-12 17:43:49,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:43:49,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:43:50,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:43:50,478 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:43:50,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:43:50,661 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:43:50,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:43:50 WrapperNode [2020-10-12 17:43:50,662 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:43:50,663 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:43:50,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:43:50,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:43:50,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:43:50" (1/1) ... [2020-10-12 17:43:50,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:43:50" (1/1) ... [2020-10-12 17:43:50,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:43:50" (1/1) ... [2020-10-12 17:43:50,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:43:50" (1/1) ... [2020-10-12 17:43:50,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:43:50" (1/1) ... [2020-10-12 17:43:50,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:43:50" (1/1) ... [2020-10-12 17:43:50,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:43:50" (1/1) ... [2020-10-12 17:43:50,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:43:50,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:43:50,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:43:50,845 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:43:50,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:43:50" (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 17:43:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:43:50,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:43:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:43:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-12 17:43:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-12 17:43:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-12 17:43:50,912 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-12 17:43:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-12 17:43:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-12 17:43:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-12 17:43:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-12 17:43:50,914 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:43:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:43:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-12 17:43:50,915 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-12 17:43:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-12 17:43:50,916 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-12 17:43:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-12 17:43:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-12 17:43:50,917 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-12 17:43:50,918 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-12 17:43:50,918 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-12 17:43:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-12 17:43:50,919 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-12 17:43:50,921 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-12 17:43:50,922 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-12 17:43:50,922 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-12 17:43:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-12 17:43:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-12 17:43:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-12 17:43:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2020-10-12 17:43:50,924 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-12 17:43:50,924 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-12 17:43:50,924 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-12 17:43:50,924 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-12 17:43:50,924 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-12 17:43:50,924 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-12 17:43:50,925 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-12 17:43:50,927 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-12 17:43:50,927 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-12 17:43:50,927 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-12 17:43:50,927 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-12 17:43:50,927 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-12 17:43:50,927 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-12 17:43:50,929 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2020-10-12 17:43:50,929 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2020-10-12 17:43:50,929 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-12 17:43:50,929 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-12 17:43:50,930 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-12 17:43:50,930 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-12 17:43:50,930 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-12 17:43:50,930 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-12 17:43:50,931 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-12 17:43:50,931 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-12 17:43:50,931 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-12 17:43:50,931 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-12 17:43:50,931 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-12 17:43:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-12 17:43:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-12 17:43:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-12 17:43:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-12 17:43:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-12 17:43:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-12 17:43:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-12 17:43:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-12 17:43:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-12 17:43:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-12 17:43:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-12 17:43:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-12 17:43:50,934 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-12 17:43:50,934 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-12 17:43:50,935 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-12 17:43:50,936 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-12 17:43:50,936 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-12 17:43:50,936 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-12 17:43:50,936 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-12 17:43:50,936 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-12 17:43:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-12 17:43:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-12 17:43:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-12 17:43:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:43:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:43:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:43:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:43:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:43:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2020-10-12 17:43:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2020-10-12 17:43:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-12 17:43:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-12 17:43:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-12 17:43:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-12 17:43:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-12 17:43:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-12 17:43:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-12 17:43:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-12 17:43:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-12 17:43:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-12 17:43:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-12 17:43:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-12 17:43:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-12 17:43:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-12 17:43:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-12 17:43:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-12 17:43:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-12 17:43:50,940 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-12 17:43:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-12 17:43:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-12 17:43:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-12 17:43:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-12 17:43:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:43:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:43:50,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:43:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:43:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:43:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:43:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:43:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:43:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:43:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:43:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-12 17:43:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-12 17:43:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-12 17:43:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-12 17:43:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-12 17:43:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-12 17:43:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-12 17:43:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-12 17:43:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-12 17:43:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:43:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:43:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:43:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-12 17:43:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-12 17:43:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-12 17:43:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-12 17:43:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-12 17:43:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-12 17:43:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-12 17:43:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-12 17:43:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-12 17:43:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-12 17:43:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-12 17:43:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:43:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:43:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:43:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-12 17:43:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-12 17:43:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-12 17:43:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-12 17:43:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-12 17:43:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-12 17:43:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-12 17:43:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-12 17:43:50,962 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-12 17:43:50,962 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-12 17:43:50,962 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-12 17:43:50,963 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-12 17:43:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-12 17:43:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:43:50,964 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-12 17:43:50,965 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-12 17:43:50,965 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-12 17:43:50,965 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-12 17:43:50,965 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-12 17:43:50,965 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-12 17:43:50,965 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-12 17:43:50,965 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-12 17:43:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-12 17:43:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-12 17:43:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-12 17:43:50,966 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-12 17:43:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-12 17:43:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-12 17:43:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-12 17:43:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-12 17:43:50,967 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-12 17:43:50,968 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-12 17:43:50,968 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-12 17:43:50,968 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-12 17:43:50,968 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-12 17:43:50,968 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-12 17:43:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-12 17:43:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-12 17:43:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-12 17:43:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-12 17:43:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-12 17:43:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-12 17:43:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-12 17:43:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2020-10-12 17:43:50,969 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-12 17:43:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-12 17:43:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-12 17:43:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-12 17:43:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2020-10-12 17:43:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2020-10-12 17:43:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-12 17:43:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-12 17:43:50,970 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-12 17:43:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-12 17:43:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-12 17:43:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2020-10-12 17:43:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2020-10-12 17:43:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-12 17:43:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-12 17:43:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-12 17:43:50,971 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-12 17:43:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-12 17:43:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-12 17:43:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-12 17:43:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-12 17:43:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-12 17:43:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-12 17:43:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-12 17:43:50,972 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-12 17:43:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-12 17:43:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-12 17:43:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-12 17:43:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-12 17:43:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-12 17:43:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:43:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:43:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-12 17:43:50,973 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-12 17:43:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-12 17:43:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-12 17:43:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-12 17:43:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-12 17:43:50,974 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-12 17:43:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:43:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:43:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:43:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:43:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:43:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:43:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:43:50,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:43:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:43:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:43:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:43:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:43:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:43:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:43:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:43:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:43:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:43:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:43:50,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:43:52,911 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:43:52,911 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-12 17:43:52,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:43:52 BoogieIcfgContainer [2020-10-12 17:43:52,920 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:43:52,921 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:43:52,921 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:43:52,924 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:43:52,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:43:49" (1/3) ... [2020-10-12 17:43:52,926 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c0b1226 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:43:52, skipping insertion in model container [2020-10-12 17:43:52,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:43:50" (2/3) ... [2020-10-12 17:43:52,926 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c0b1226 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:43:52, skipping insertion in model container [2020-10-12 17:43:52,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:43:52" (3/3) ... [2020-10-12 17:43:52,928 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec9_product30.cil.c [2020-10-12 17:43:52,940 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:43:52,950 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:43:52,967 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:43:52,997 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:43:52,998 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:43:52,998 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:43:52,998 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:43:52,998 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:43:52,998 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:43:52,998 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:43:52,999 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:43:53,030 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states. [2020-10-12 17:43:53,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-12 17:43:53,050 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:43:53,052 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:43:53,052 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:43:53,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:43:53,059 INFO L82 PathProgramCache]: Analyzing trace with hash -702244773, now seen corresponding path program 1 times [2020-10-12 17:43:53,068 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:43:53,068 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [249658680] [2020-10-12 17:43:53,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:43:53,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:43:53,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:43:53,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:43:54,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:43:54,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:43:55,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:43:58,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:43:58,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 234 [2020-10-12 17:43:58,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:43:58,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5055 [2020-10-12 17:43:58,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:43:58,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 17:43:58,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-12 17:43:58,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-12 17:43:58,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 17:44:00,661 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-12 17:44:00,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:44:00,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:00,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:00,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:00,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:44:00,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:00,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-12 17:44:00,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:00,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:00,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:00,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:00,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:00,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:44:00,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:00,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:00,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:00,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:44:00,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:00,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:44:00,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:00,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:00,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:00,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:00,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:00,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:44:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:00,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:00,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:00,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:44:00,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:00,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:44:00,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:00,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:00,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:00,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:00,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:00,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:44:00,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:00,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:00,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:00,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:44:00,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:00,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:44:00,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:00,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:00,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:00,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:00,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:00,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:44:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:00,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:00,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:00,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:01,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:01,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:05,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:05,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-12 17:44:05,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:44:05,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-12 17:44:05,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:05,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:44:05,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-12 17:44:05,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:44:05,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:44:05,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:44:05,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:05,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:05,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:05,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:44:05,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:05,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:44:05,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:05,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:05,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:05,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:05,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:05,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:44:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:05,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:05,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:05,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:44:05,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:05,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:44:05,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:05,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:05,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:05,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:05,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:44:05,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:44:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:05,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:05,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:05,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:44:05,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:05,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:44:05,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:05,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:05,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:05,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:05,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:06,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:44:06,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:44:06,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:44:06,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:06,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:06,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:06,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:44:06,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:44:06,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:44:06,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:44:06,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 159 [2020-10-12 17:44:06,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:44:06,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:44:06,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:44:06,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:06,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:44:06,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:44:06,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-12 17:44:06,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:44:06,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:06,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:44:06,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:06,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:44:06,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:44:06,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-12 17:44:06,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:44:06,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:06,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:44:06,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 17:44:06,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:44:06,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:44:06,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:44:06,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:44:06,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:06,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:44:06,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:06,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-12 17:44:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:44:06,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-12 17:44:06,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:06,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-12 17:44:06,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:06,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:06,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:44:06,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:44:06,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:44:06,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:06,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:06,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:06,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 17:44:06,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:44:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:44:06,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:44:06,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:06,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:06,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:06,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:44:06,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:44:06,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:44:06,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:44:06,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:06,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:06,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:06,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:06,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-12 17:44:06,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:44:06,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-12 17:44:06,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:44:06,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:06,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:44:06,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:06,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:44:06,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:44:06,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:44:06,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:06,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:06,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:06,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:06,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:44:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:44:06,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:44:06,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:06,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:06,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:06,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:44:06,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-12 17:44:06,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:44:06,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-12 17:44:06,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:44:06,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:44:06,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:44:06,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:06,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:44:06,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:44:06,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:44:06,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:44:06,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:44:06,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:44:06,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:06,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-12 17:44:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:44:06,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:44:06,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:06,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:44:06,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:06,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:06,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-12 17:44:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:44:06,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:44:06,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:06,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:44:06,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:06,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:44:06,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-12 17:44:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:44:06,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 17:44:06,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:06,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:44:06,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:06,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:06,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-12 17:44:06,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:44:06,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:44:06,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:06,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:44:06,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:06,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:06,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-12 17:44:06,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:44:06,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:44:06,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:44:06,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:44:06,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:44:06,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:44:06,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:44:06,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:44:06,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:44:06,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:44:06,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:44:06,987 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 17:44:06,988 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [249658680] [2020-10-12 17:44:06,991 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:44:06,991 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-12 17:44:06,992 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148482522] [2020-10-12 17:44:07,000 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-12 17:44:07,001 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:44:07,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-12 17:44:07,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=447, Unknown=0, NotChecked=0, Total=506 [2020-10-12 17:44:07,020 INFO L87 Difference]: Start difference. First operand 548 states. Second operand 23 states. [2020-10-12 17:44:09,830 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-12 17:44:11,986 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-12 17:44:14,343 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-12 17:44:15,868 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-12 17:44:17,303 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 578 [2020-10-12 17:44:18,859 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 581 [2020-10-12 17:44:20,295 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-12 17:44:21,867 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 581 [2020-10-12 17:44:23,303 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-12 17:44:24,870 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 581 [2020-10-12 17:44:33,309 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 578 [2020-10-12 17:44:35,047 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 578 [2020-10-12 17:44:36,684 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 582 [2020-10-12 17:44:49,734 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-12 17:44:51,329 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-12 17:45:12,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:45:12,236 INFO L93 Difference]: Finished difference Result 2386 states and 3787 transitions. [2020-10-12 17:45:12,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2020-10-12 17:45:12,239 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 158 [2020-10-12 17:45:12,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:45:12,276 INFO L225 Difference]: With dead ends: 2386 [2020-10-12 17:45:12,276 INFO L226 Difference]: Without dead ends: 1656 [2020-10-12 17:45:12,293 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6387 ImplicationChecksByTransitivity, 28.1s TimeCoverageRelationStatistics Valid=2788, Invalid=13724, Unknown=0, NotChecked=0, Total=16512 [2020-10-12 17:45:12,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1656 states. [2020-10-12 17:45:12,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1656 to 511. [2020-10-12 17:45:12,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 511 states. [2020-10-12 17:45:12,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 511 states and 677 transitions. [2020-10-12 17:45:12,693 INFO L78 Accepts]: Start accepts. Automaton has 511 states and 677 transitions. Word has length 158 [2020-10-12 17:45:12,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:45:12,694 INFO L479 AbstractCegarLoop]: Abstraction has 511 states and 677 transitions. [2020-10-12 17:45:12,694 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-12 17:45:12,694 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 677 transitions. [2020-10-12 17:45:12,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-10-12 17:45:12,700 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:45:12,700 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:45:12,701 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:45:12,701 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:45:12,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:45:12,701 INFO L82 PathProgramCache]: Analyzing trace with hash 1182856665, now seen corresponding path program 1 times [2020-10-12 17:45:12,701 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:45:12,702 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [769427264] [2020-10-12 17:45:12,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:45:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:12,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:12,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:13,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:13,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:15,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:17,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:17,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 236 [2020-10-12 17:45:17,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 17:45:17,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5052 [2020-10-12 17:45:17,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:17,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-12 17:45:17,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-12 17:45:17,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-12 17:45:17,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:19,204 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-12 17:45:19,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:45:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:19,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:19,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:19,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:45:19,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:19,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-12 17:45:19,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:19,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:45:19,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:19,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:45:19,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:19,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:45:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:19,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:19,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:19,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:45:19,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:19,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:45:19,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:19,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:45:19,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:19,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:45:19,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:19,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:45:19,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:19,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:19,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:19,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:45:19,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:19,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:45:19,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:19,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:45:19,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:19,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:45:19,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:19,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:45:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:19,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:19,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:19,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:45:19,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:19,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:45:19,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:19,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:45:19,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:19,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:45:19,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:19,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:45:19,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:19,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:19,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:19,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:19,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:19,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:20,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:24,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:24,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-12 17:45:24,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:45:24,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-12 17:45:24,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:24,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:45:24,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-12 17:45:24,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:45:24,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:24,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:45:24,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:24,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:24,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:24,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:45:24,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:24,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:45:24,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:24,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:45:24,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:24,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:45:24,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:45:24,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:45:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:24,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:24,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:24,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:45:24,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:24,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:45:24,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:24,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:45:24,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:24,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:45:24,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:24,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:45:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:24,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:24,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:24,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:45:24,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:24,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:45:24,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:24,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:45:24,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:24,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:45:24,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:45:24,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:45:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:24,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:24,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:24,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:45:24,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:24,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:45:24,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:24,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:45:24,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:24,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:45:24,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:24,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:45:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:24,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:24,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:24,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:24,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:24,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-12 17:45:24,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 17:45:24,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-12 17:45:24,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:24,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:45:24,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:45:24,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:45:24,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:45:24,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:45:24,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:24,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:24,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:24,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:24,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:45:24,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:45:24,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-12 17:45:24,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:24,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:45:24,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:24,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 17:45:24,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:45:24,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:45:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:24,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:24,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:24,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:45:24,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:24,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:45:24,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:24,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:45:24,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:24,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:45:24,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:45:24,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:45:24,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:24,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:24,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:24,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:45:24,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:24,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-12 17:45:24,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:24,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:45:24,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:45:24,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:45:24,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:24,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 17:45:24,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:24,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:24,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:24,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:24,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:45:24,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:45:24,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-12 17:45:24,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:24,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:45:24,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:45:24,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-12 17:45:24,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:25,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:45:25,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:25,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:25,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:25,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:45:25,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:25,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 17:45:25,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:25,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-12 17:45:25,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:25,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-12 17:45:25,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:25,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:45:25,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:25,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:25,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:25,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:45:25,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:25,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:45:25,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:25,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:45:25,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:25,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 17:45:25,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:25,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:45:25,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:25,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:25,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:25,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:45:25,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:25,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:45:25,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:25,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:45:25,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:25,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:45:25,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:25,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-12 17:45:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:25,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:25,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:25,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:45:25,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:25,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:45:25,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:25,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:45:25,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:25,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-12 17:45:25,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:25,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:45:25,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:25,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:25,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:25,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:45:25,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:25,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:45:25,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:25,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:45:25,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:25,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:45:25,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:25,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:45:25,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:25,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:25,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:25,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:45:25,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:25,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:45:25,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:25,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:45:25,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:25,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:45:25,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:25,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-12 17:45:25,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:25,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:25,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:25,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:45:25,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:25,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 17:45:25,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:25,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:45:25,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:45:25,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-12 17:45:25,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:25,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:45:25,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:25,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:25,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:25,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:45:25,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:25,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:45:25,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:25,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:45:25,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:45:25,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:45:25,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:25,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-12 17:45:25,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:25,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:25,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:25,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:45:25,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:25,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:45:25,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:25,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:45:25,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:45:25,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:45:25,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:25,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-12 17:45:25,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:25,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:25,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:25,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:45:25,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:25,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:45:25,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:25,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:45:25,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:45:25,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:45:25,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:25,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-12 17:45:25,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:25,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:25,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:25,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:45:25,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:25,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:45:25,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:25,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:45:25,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:45:25,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:45:25,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:25,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-12 17:45:25,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:25,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:25,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:25,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:45:25,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:25,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:45:25,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:25,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:45:25,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:45:25,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:45:25,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:25,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-12 17:45:25,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:45:25,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:45:25,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:45:25,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:45:25,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:45:25,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:45:25,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:45:25,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:45:25,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:45:25,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:45:25,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:45:25,589 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-12 17:45:25,590 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [769427264] [2020-10-12 17:45:25,590 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:45:25,591 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-10-12 17:45:25,591 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502257330] [2020-10-12 17:45:25,593 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-10-12 17:45:25,593 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:45:25,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-10-12 17:45:25,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=740, Unknown=0, NotChecked=0, Total=812 [2020-10-12 17:45:25,594 INFO L87 Difference]: Start difference. First operand 511 states and 677 transitions. Second operand 29 states. [2020-10-12 17:45:31,860 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-12 17:45:33,890 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-12 17:45:36,009 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-12 17:45:38,167 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-12 17:45:39,755 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-12 17:45:41,315 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-12 17:45:43,929 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 581 [2020-10-12 17:45:46,434 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-12 17:45:48,188 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 582 [2020-10-12 17:45:49,907 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 578 [2020-10-12 17:45:51,355 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-12 17:45:53,020 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 584 [2020-10-12 17:45:54,604 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-12 17:45:56,227 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 581 [2020-10-12 17:45:58,030 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 581 [2020-10-12 17:46:00,807 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-12 17:46:03,003 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 585 [2020-10-12 17:46:10,186 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 578 [2020-10-12 17:46:12,155 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 578 [2020-10-12 17:46:13,876 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 578 [2020-10-12 17:46:15,461 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-12 17:46:29,395 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-12 17:46:31,101 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-12 17:46:54,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:46:54,229 INFO L93 Difference]: Finished difference Result 2204 states and 3209 transitions. [2020-10-12 17:46:54,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2020-10-12 17:46:54,230 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 160 [2020-10-12 17:46:54,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:46:54,247 INFO L225 Difference]: With dead ends: 2204 [2020-10-12 17:46:54,247 INFO L226 Difference]: Without dead ends: 1720 [2020-10-12 17:46:54,255 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 79 SyntacticMatches, 1 SemanticMatches, 121 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4615 ImplicationChecksByTransitivity, 41.9s TimeCoverageRelationStatistics Valid=1859, Invalid=13147, Unknown=0, NotChecked=0, Total=15006 [2020-10-12 17:46:54,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1720 states. [2020-10-12 17:46:54,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1720 to 1051. [2020-10-12 17:46:54,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1051 states. [2020-10-12 17:46:54,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 1051 states and 1407 transitions. [2020-10-12 17:46:54,649 INFO L78 Accepts]: Start accepts. Automaton has 1051 states and 1407 transitions. Word has length 160 [2020-10-12 17:46:54,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:46:54,649 INFO L479 AbstractCegarLoop]: Abstraction has 1051 states and 1407 transitions. [2020-10-12 17:46:54,649 INFO L480 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-10-12 17:46:54,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1407 transitions. [2020-10-12 17:46:54,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-10-12 17:46:54,654 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:46:54,655 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:46:54,655 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:46:54,655 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:46:54,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:46:54,656 INFO L82 PathProgramCache]: Analyzing trace with hash 84921011, now seen corresponding path program 1 times [2020-10-12 17:46:54,656 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:46:54,656 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [12029105] [2020-10-12 17:46:54,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:46:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:46:54,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:46:54,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:46:54,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:46:55,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:46:55,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:46:55,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:46:59,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:46:59,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-12 17:46:59,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:46:59,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-12 17:46:59,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:46:59,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:46:59,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-12 17:46:59,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 17:46:59,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:47:01,594 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-12 17:47:01,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:47:01,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:01,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:01,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:01,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:47:01,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:01,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-12 17:47:01,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:01,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:01,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:01,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:01,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:01,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:47:01,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:01,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:01,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:01,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:47:01,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:01,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:47:01,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:01,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:01,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:01,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:01,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:01,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:47:01,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:01,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:01,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:01,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:47:01,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:01,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:47:01,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:01,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:01,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:01,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:01,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:01,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:47:01,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:01,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:01,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:01,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:47:01,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:01,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:47:01,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:01,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:01,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:01,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:01,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:01,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:47:01,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:01,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:01,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:01,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:02,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:02,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:02,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:02,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:06,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:06,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-12 17:47:06,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 17:47:06,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-12 17:47:06,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:06,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:47:06,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-12 17:47:06,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 17:47:06,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:06,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:47:06,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:06,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:06,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:06,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-12 17:47:06,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:06,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:47:06,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:06,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:06,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:06,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:06,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:06,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:47:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:06,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:06,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:06,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-12 17:47:06,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:06,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:47:06,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:06,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:06,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:06,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:06,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:06,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:47:06,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:06,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:06,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:06,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:47:06,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:06,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:47:06,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:06,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:06,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:06,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:06,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:06,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-12 17:47:06,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:06,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:06,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:06,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:47:06,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:06,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:47:06,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:06,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:06,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:06,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:06,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:06,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-12 17:47:06,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:06,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:06,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:06,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:06,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:47:06,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:47:06,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-12 17:47:06,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:06,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:47:06,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-12 17:47:06,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-12 17:47:06,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:06,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:47:06,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:06,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:06,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:06,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:06,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:47:06,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:47:06,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-12 17:47:06,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:06,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 17:47:06,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:06,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 17:47:06,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:06,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:47:06,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:06,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:06,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:07,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:07,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 17:47:07,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 17:47:07,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-12 17:47:07,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:07,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:47:07,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:07,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-12 17:47:07,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:07,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:47:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:07,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:07,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:07,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:47:07,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:07,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:47:07,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:07,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:47:07,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 17:47:07,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 17:47:07,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:07,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-12 17:47:07,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:07,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:07,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:07,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-12 17:47:07,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:07,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 17:47:07,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:07,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:07,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-12 17:47:07,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:07,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:07,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:47:07,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:07,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:07,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:07,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-12 17:47:07,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:07,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:47:07,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:07,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:07,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:07,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:07,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:07,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:47:07,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:07,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:07,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:07,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:47:07,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:07,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:47:07,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:07,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:07,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:07,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:07,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:07,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-12 17:47:07,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:07,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:07,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:07,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:47:07,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:07,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:47:07,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:07,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:07,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:07,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:07,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:07,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-12 17:47:07,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:07,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:07,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:07,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-12 17:47:07,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:07,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:47:07,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:07,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:07,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-12 17:47:07,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:07,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:07,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:47:07,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:07,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:07,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:07,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:47:07,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:07,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:47:07,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:07,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:07,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:07,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:07,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:07,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:47:07,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:07,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:07,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:07,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:47:07,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:07,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:47:07,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:07,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:07,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:07,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:07,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:47:07,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-12 17:47:07,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:07,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:07,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:07,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 17:47:07,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:07,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:47:07,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:07,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:07,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-12 17:47:07,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:07,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:07,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:47:07,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:07,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:07,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:07,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:47:07,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:07,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-12 17:47:07,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:07,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:07,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:47:07,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:07,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:07,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-12 17:47:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:07,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:07,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:07,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:47:07,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:07,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:47:07,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:07,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:07,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:47:07,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:07,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:07,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-12 17:47:07,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:07,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:07,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:07,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 17:47:07,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:07,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:47:07,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:07,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:07,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 17:47:07,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:07,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:07,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-12 17:47:07,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:07,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:07,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:07,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:47:07,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:07,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:47:07,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:07,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:07,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:47:07,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:07,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:07,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-12 17:47:07,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:07,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:07,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:07,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:47:07,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:07,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:47:07,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:07,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:07,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:47:07,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:07,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:07,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-12 17:47:07,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:47:07,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:47:07,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:47:07,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 17:47:07,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:47:07,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:47:07,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:47:07,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:47:07,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 17:47:07,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:47:07,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:47:07,433 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-12 17:47:07,433 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [12029105] [2020-10-12 17:47:07,433 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:47:07,434 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-12 17:47:07,434 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745275723] [2020-10-12 17:47:07,435 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-12 17:47:07,435 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:47:07,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-12 17:47:07,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-12 17:47:07,435 INFO L87 Difference]: Start difference. First operand 1051 states and 1407 transitions. Second operand 18 states. [2020-10-12 17:47:10,633 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-12 17:47:12,298 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 582 [2020-10-12 17:47:14,180 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-12 17:47:16,042 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 578 [2020-10-12 17:47:17,722 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 583 [2020-10-12 17:47:19,403 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 578