/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive/Fibonacci02.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:54:52,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:54:52,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:54:52,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:54:52,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:54:52,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:54:52,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:54:52,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:54:52,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:54:52,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:54:52,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:54:52,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:54:52,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:54:52,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:54:52,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:54:52,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:54:52,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:54:52,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:54:52,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:54:52,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:54:52,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:54:52,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:54:52,875 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:54:52,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:54:52,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:54:52,882 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:54:52,883 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:54:52,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:54:52,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:54:52,890 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:54:52,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:54:52,891 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:54:52,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:54:52,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:54:52,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:54:52,904 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:54:52,905 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:54:52,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:54:52,906 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:54:52,907 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:54:52,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:54:52,909 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-13 12:54:52,951 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:54:52,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:54:52,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:54:52,954 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:54:52,954 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:54:52,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:54:52,954 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:54:52,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:54:52,955 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:54:52,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:54:52,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:54:52,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:54:52,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:54:52,957 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:54:52,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:54:52,957 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:54:52,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:54:52,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:54:52,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:54:52,958 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:54:52,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:54:52,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:54:52,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:54:52,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:54:52,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:54:52,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:54:52,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:54:52,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:54:52,960 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:54:52,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:54:53,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:54:53,319 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:54:53,323 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:54:53,325 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:54:53,325 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:54:53,326 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive/Fibonacci02.c [2020-10-13 12:54:53,381 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cdc1e6f66/7e160e56bc894f9e93223a57c3260db3/FLAG900d7b586 [2020-10-13 12:54:53,870 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:54:53,871 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive/Fibonacci02.c [2020-10-13 12:54:53,879 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cdc1e6f66/7e160e56bc894f9e93223a57c3260db3/FLAG900d7b586 [2020-10-13 12:54:54,243 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cdc1e6f66/7e160e56bc894f9e93223a57c3260db3 [2020-10-13 12:54:54,251 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:54:54,253 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:54:54,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:54:54,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:54:54,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:54:54,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:54:54" (1/1) ... [2020-10-13 12:54:54,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ed69f49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:54, skipping insertion in model container [2020-10-13 12:54:54,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:54:54" (1/1) ... [2020-10-13 12:54:54,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:54:54,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:54:54,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:54:54,533 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:54:54,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:54:54,569 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:54:54,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:54 WrapperNode [2020-10-13 12:54:54,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:54:54,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:54:54,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:54:54,573 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:54:54,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:54" (1/1) ... [2020-10-13 12:54:54,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:54" (1/1) ... [2020-10-13 12:54:54,663 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:54" (1/1) ... [2020-10-13 12:54:54,668 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:54" (1/1) ... [2020-10-13 12:54:54,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:54" (1/1) ... [2020-10-13 12:54:54,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:54" (1/1) ... [2020-10-13 12:54:54,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:54" (1/1) ... [2020-10-13 12:54:54,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:54:54,675 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:54:54,675 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:54:54,676 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:54:54,676 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:54" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:54:54,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:54:54,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:54:54,734 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2020-10-13 12:54:54,734 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:54:54,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:54:54,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:54:54,736 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2020-10-13 12:54:54,737 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:54:54,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:54:54,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:54:54,909 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:54:54,909 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-13 12:54:54,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:54:54 BoogieIcfgContainer [2020-10-13 12:54:54,913 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:54:54,914 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:54:54,914 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:54:54,917 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:54:54,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:54:54" (1/3) ... [2020-10-13 12:54:54,918 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5aadab70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:54:54, skipping insertion in model container [2020-10-13 12:54:54,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:54:54" (2/3) ... [2020-10-13 12:54:54,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5aadab70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:54:54, skipping insertion in model container [2020-10-13 12:54:54,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:54:54" (3/3) ... [2020-10-13 12:54:54,921 INFO L109 eAbstractionObserver]: Analyzing ICFG Fibonacci02.c [2020-10-13 12:54:54,931 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:54:54,939 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:54:54,953 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:54:54,979 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:54:54,980 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:54:54,980 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:54:54,980 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:54:54,980 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:54:54,980 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:54:54,980 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:54:54,981 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:54:55,000 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2020-10-13 12:54:55,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-13 12:54:55,007 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:54:55,008 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:54:55,009 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:54:55,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:54:55,015 INFO L82 PathProgramCache]: Analyzing trace with hash -1356498376, now seen corresponding path program 1 times [2020-10-13 12:54:55,024 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:54:55,025 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1700743244] [2020-10-13 12:54:55,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:54:55,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:55,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:55,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:55,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-13 12:54:55,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:55,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-13 12:54:55,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:55,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:54:55,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:54:55,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:54:55,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-13 12:54:55,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:55,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:55,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:55,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:54:55,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:55,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:54:55,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:55,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:55,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:55,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:55,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:55,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:54:55,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:55,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:55,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:55,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:54:55,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:55,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-13 12:54:55,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:55,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:54:55,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:54:55,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:54:55,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:55,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:54:55,353 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1700743244] [2020-10-13 12:54:55,355 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:54:55,355 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 12:54:55,357 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851911686] [2020-10-13 12:54:55,361 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 12:54:55,362 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:54:55,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 12:54:55,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:54:55,375 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 5 states. [2020-10-13 12:54:55,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:54:55,540 INFO L93 Difference]: Finished difference Result 33 states and 39 transitions. [2020-10-13 12:54:55,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 12:54:55,542 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-10-13 12:54:55,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:54:55,553 INFO L225 Difference]: With dead ends: 33 [2020-10-13 12:54:55,554 INFO L226 Difference]: Without dead ends: 21 [2020-10-13 12:54:55,557 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-13 12:54:55,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-10-13 12:54:55,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-10-13 12:54:55,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-10-13 12:54:55,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-10-13 12:54:55,606 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 13 [2020-10-13 12:54:55,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:54:55,607 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-10-13 12:54:55,607 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 12:54:55,607 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-10-13 12:54:55,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-13 12:54:55,609 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:54:55,610 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:54:55,610 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:54:55,610 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:54:55,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:54:55,611 INFO L82 PathProgramCache]: Analyzing trace with hash 1591396412, now seen corresponding path program 1 times [2020-10-13 12:54:55,611 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:54:55,612 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2039372255] [2020-10-13 12:54:55,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:54:55,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:55,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:55,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:55,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 12:54:55,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:55,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-13 12:54:55,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:55,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:54:55,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:54:55,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:54:55,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-13 12:54:55,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:55,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:55,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:55,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:55,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:54:55,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:55,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:54:55,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:55,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:55,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:55,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:55,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:55,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:54:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:55,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:55,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:55,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:54:55,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:55,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-13 12:54:55,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:55,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:54:55,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:54:55,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:54:55,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 12:54:55,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:54:55,885 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2039372255] [2020-10-13 12:54:55,885 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:54:55,885 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 12:54:55,886 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446944275] [2020-10-13 12:54:55,887 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 12:54:55,888 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:54:55,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 12:54:55,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:54:55,889 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 5 states. [2020-10-13 12:54:55,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:54:55,963 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2020-10-13 12:54:55,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 12:54:55,964 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-13 12:54:55,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:54:55,966 INFO L225 Difference]: With dead ends: 27 [2020-10-13 12:54:55,967 INFO L226 Difference]: Without dead ends: 23 [2020-10-13 12:54:55,968 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-13 12:54:55,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-10-13 12:54:55,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2020-10-13 12:54:55,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-10-13 12:54:55,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2020-10-13 12:54:55,982 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 14 [2020-10-13 12:54:55,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:54:55,983 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2020-10-13 12:54:55,983 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 12:54:55,983 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2020-10-13 12:54:55,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-13 12:54:55,986 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:54:55,986 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:54:55,987 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:54:55,987 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:54:55,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:54:55,988 INFO L82 PathProgramCache]: Analyzing trace with hash -1761048597, now seen corresponding path program 1 times [2020-10-13 12:54:55,988 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:54:55,988 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [467929564] [2020-10-13 12:54:55,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:54:56,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:56,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:56,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:56,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:56,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:56,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-13 12:54:56,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:54:56,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 536 [2020-10-13 12:54:56,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:56,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:54:56,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 12:54:56,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:54:56,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:56,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:56,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:56,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:56,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:56,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:54:56,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:56,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:54:56,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:56,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:56,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:56,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:56,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:56,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:54:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:56,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:56,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:56,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-13 12:54:56,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:56,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 12:54:56,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:56,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:54:56,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 12:54:56,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:54:56,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:56,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:54:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:56,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:56,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:56,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:54:56,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:56,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 12:54:56,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:56,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:54:56,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:54:56,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:54:56,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:56,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:54:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:56,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:56,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:56,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:54:56,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:56,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:54:56,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:56,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:56,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:54:56,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:56,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:56,716 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-13 12:54:56,716 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [467929564] [2020-10-13 12:54:56,716 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:54:56,717 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-13 12:54:56,717 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396981258] [2020-10-13 12:54:56,718 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 12:54:56,718 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:54:56,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 12:54:56,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-13 12:54:56,719 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand 6 states. [2020-10-13 12:54:56,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:54:56,801 INFO L93 Difference]: Finished difference Result 38 states and 49 transitions. [2020-10-13 12:54:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-13 12:54:56,802 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-10-13 12:54:56,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:54:56,803 INFO L225 Difference]: With dead ends: 38 [2020-10-13 12:54:56,803 INFO L226 Difference]: Without dead ends: 23 [2020-10-13 12:54:56,804 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-13 12:54:56,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-10-13 12:54:56,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2020-10-13 12:54:56,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-10-13 12:54:56,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-10-13 12:54:56,812 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 26 [2020-10-13 12:54:56,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:54:56,812 INFO L479 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-10-13 12:54:56,812 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 12:54:56,812 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-10-13 12:54:56,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-13 12:54:56,814 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:54:56,814 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:54:56,815 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:54:56,815 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:54:56,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:54:56,815 INFO L82 PathProgramCache]: Analyzing trace with hash -624449707, now seen corresponding path program 1 times [2020-10-13 12:54:56,816 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:54:56,816 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1273930901] [2020-10-13 12:54:56,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:54:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:56,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:56,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:56,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:56,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-13 12:54:56,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:54:56,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 132 [2020-10-13 12:54:56,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:56,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:54:56,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:54:56,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:54:56,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:56,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:56,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:56,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:56,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:56,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:54:56,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:56,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:54:56,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:56,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:56,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:56,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:56,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:56,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:54:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:56,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:56,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:57,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:54:57,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:54:57,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-13 12:54:57,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:57,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:54:57,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:54:57,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:54:57,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:57,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:54:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:57,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:57,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:54:57,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:57,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:54:57,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:57,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:54:57,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:57,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:54:57,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:57,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:54:57,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:57,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:57,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:54:57,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:57,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:54:57,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:57,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:54:57,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:57,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:54:57,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:57,167 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-13 12:54:57,168 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1273930901] [2020-10-13 12:54:57,168 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:54:57,168 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-13 12:54:57,169 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255821018] [2020-10-13 12:54:57,169 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 12:54:57,170 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:54:57,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 12:54:57,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-13 12:54:57,171 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 6 states. [2020-10-13 12:54:57,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:54:57,236 INFO L93 Difference]: Finished difference Result 30 states and 35 transitions. [2020-10-13 12:54:57,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-13 12:54:57,237 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2020-10-13 12:54:57,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:54:57,239 INFO L225 Difference]: With dead ends: 30 [2020-10-13 12:54:57,239 INFO L226 Difference]: Without dead ends: 26 [2020-10-13 12:54:57,240 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:54:57,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2020-10-13 12:54:57,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 24. [2020-10-13 12:54:57,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-10-13 12:54:57,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 28 transitions. [2020-10-13 12:54:57,248 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 28 transitions. Word has length 27 [2020-10-13 12:54:57,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:54:57,249 INFO L479 AbstractCegarLoop]: Abstraction has 24 states and 28 transitions. [2020-10-13 12:54:57,249 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 12:54:57,250 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2020-10-13 12:54:57,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-13 12:54:57,251 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:54:57,251 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:54:57,251 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 12:54:57,252 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:54:57,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:54:57,252 INFO L82 PathProgramCache]: Analyzing trace with hash 1645568569, now seen corresponding path program 1 times [2020-10-13 12:54:57,253 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:54:57,253 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2056028199] [2020-10-13 12:54:57,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:54:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:57,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:57,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-13 12:54:57,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:54:57,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 238 [2020-10-13 12:54:57,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:57,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:54:57,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-13 12:54:57,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:54:57,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:57,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:57,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:57,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:54:57,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:57,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:54:57,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:57,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:57,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:57,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:57,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:57,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:54:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:57,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:57,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 12:54:57,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:54:57,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-13 12:54:57,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:57,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:54:57,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:54:57,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:54:57,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:54:57,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:54:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:57,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:57,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:54:57,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:57,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 12:54:57,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:57,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:54:57,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:57,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:54:57,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:57,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:54:57,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:57,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:57,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:54:57,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:54:57,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 12:54:57,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:57,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:54:57,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:54:57,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:54:57,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:57,685 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:54:57,685 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2056028199] [2020-10-13 12:54:57,686 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:54:57,686 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 12:54:57,687 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593199498] [2020-10-13 12:54:57,688 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:54:57,688 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:54:57,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:54:57,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:54:57,689 INFO L87 Difference]: Start difference. First operand 24 states and 28 transitions. Second operand 7 states. [2020-10-13 12:54:57,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:54:57,838 INFO L93 Difference]: Finished difference Result 49 states and 70 transitions. [2020-10-13 12:54:57,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 12:54:57,840 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2020-10-13 12:54:57,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:54:57,843 INFO L225 Difference]: With dead ends: 49 [2020-10-13 12:54:57,843 INFO L226 Difference]: Without dead ends: 31 [2020-10-13 12:54:57,846 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:54:57,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-10-13 12:54:57,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 28. [2020-10-13 12:54:57,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-10-13 12:54:57,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 34 transitions. [2020-10-13 12:54:57,864 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 34 transitions. Word has length 28 [2020-10-13 12:54:57,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:54:57,865 INFO L479 AbstractCegarLoop]: Abstraction has 28 states and 34 transitions. [2020-10-13 12:54:57,867 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:54:57,867 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2020-10-13 12:54:57,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-10-13 12:54:57,870 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:54:57,871 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:54:57,871 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 12:54:57,871 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:54:57,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:54:57,872 INFO L82 PathProgramCache]: Analyzing trace with hash 380905728, now seen corresponding path program 2 times [2020-10-13 12:54:57,873 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:54:57,873 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [677155686] [2020-10-13 12:54:57,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:54:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:57,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:57,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:58,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-13 12:54:58,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:54:58,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 972 [2020-10-13 12:54:58,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:58,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:54:58,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:54:58,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-13 12:54:58,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:58,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:54:58,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:58,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:58,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:54:58,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:54:58,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:54:58,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:58,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:54:58,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:54:58,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:54:58,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:54:58,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:54:58,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:58,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:58,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:59,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:54:59,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:54:59,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:54:59,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1013 [2020-10-13 12:54:59,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:54:59,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:54:59,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:54:59,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:54:59,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:54:59,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:54:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:54:59,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:54:59,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:00,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:00,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:55:00,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 225 [2020-10-13 12:55:00,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:00,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:55:00,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:55:00,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:00,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:00,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:00,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:00,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:00,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 12:55:00,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:00,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:55:00,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:00,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:55:00,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:00,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:00,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:00,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:00,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:00,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:00,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:55:00,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:00,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:00,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:00,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:55:00,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:00,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:55:00,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:00,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:00,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:00,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:00,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:55:00,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:00,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:00,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:00,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:55:00,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:00,271 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-13 12:55:00,272 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [677155686] [2020-10-13 12:55:00,272 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:55:00,272 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-13 12:55:00,273 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031803207] [2020-10-13 12:55:00,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:55:00,273 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:55:00,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:55:00,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:55:00,274 INFO L87 Difference]: Start difference. First operand 28 states and 34 transitions. Second operand 7 states. [2020-10-13 12:55:00,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:55:00,369 INFO L93 Difference]: Finished difference Result 40 states and 54 transitions. [2020-10-13 12:55:00,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 12:55:00,370 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 41 [2020-10-13 12:55:00,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:55:00,372 INFO L225 Difference]: With dead ends: 40 [2020-10-13 12:55:00,372 INFO L226 Difference]: Without dead ends: 36 [2020-10-13 12:55:00,373 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-10-13 12:55:00,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2020-10-13 12:55:00,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 33. [2020-10-13 12:55:00,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-10-13 12:55:00,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2020-10-13 12:55:00,382 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 41 [2020-10-13 12:55:00,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:55:00,382 INFO L479 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2020-10-13 12:55:00,382 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:55:00,382 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2020-10-13 12:55:00,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-10-13 12:55:00,385 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:55:00,385 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 7, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:55:00,386 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 12:55:00,386 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:55:00,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:55:00,386 INFO L82 PathProgramCache]: Analyzing trace with hash 1591893433, now seen corresponding path program 3 times [2020-10-13 12:55:00,386 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:55:00,387 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1402237648] [2020-10-13 12:55:00,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:55:00,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:00,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:00,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:02,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:02,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:03,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:05,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:05,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-13 12:55:05,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-13 12:55:05,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-13 12:55:05,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:05,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:55:05,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-13 12:55:05,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-13 12:55:05,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:05,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:55:05,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:05,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:05,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:05,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:55:05,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:05,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:05,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:05,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:05,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:05,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:05,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:05,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:55:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:05,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:05,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:05,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:05,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:05,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:05,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:05,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:06,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:06,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:06,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:06,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:07,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:07,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:07,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:07,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:07,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:07,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:08,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:08,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:08,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:10,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:10,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-13 12:55:10,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-13 12:55:10,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:55:10,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:10,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:55:10,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-13 12:55:10,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-13 12:55:10,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:10,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:10,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:10,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:10,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:10,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:10,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:11,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-13 12:55:11,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:55:11,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 776 [2020-10-13 12:55:11,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:11,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:11,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:11,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:11,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:11,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:11,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:11,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:11,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:11,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:55:11,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:11,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:11,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:11,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:11,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:11,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:11,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:11,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:11,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:11,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:11,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:55:11,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:11,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:11,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:11,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:11,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:11,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:11,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:11,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:11,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:11,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:11,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:11,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:11,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:11,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:11,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:11,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:55:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:11,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:11,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:11,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:11,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:11,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:11,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:11,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:11,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:11,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:11,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:55:11,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:11,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:11,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-13 12:55:11,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:55:11,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 341 [2020-10-13 12:55:11,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:11,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:55:11,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:55:11,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-13 12:55:11,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:11,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:11,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:11,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:11,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:55:11,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-13 12:55:11,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:11,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:55:11,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:11,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:55:11,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:11,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:11,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:11,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:11,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:11,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:55:11,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 12:55:11,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:11,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:55:11,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:11,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:55:11,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:11,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:11,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:11,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:11,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:11,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:11,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:55:11,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:11,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:11,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:11,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:55:11,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:11,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:55:11,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:11,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:11,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:11,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:11,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:11,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:55:11,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:11,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:55:11,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:55:11,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:55:11,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:11,934 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 128 proven. 13 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2020-10-13 12:55:11,935 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1402237648] [2020-10-13 12:55:11,935 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:55:11,936 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 12:55:11,936 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977459686] [2020-10-13 12:55:11,937 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:55:11,937 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:55:11,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:55:11,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:55:11,938 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 8 states. [2020-10-13 12:55:12,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:55:12,107 INFO L93 Difference]: Finished difference Result 62 states and 93 transitions. [2020-10-13 12:55:12,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 12:55:12,109 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 80 [2020-10-13 12:55:12,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:55:12,110 INFO L225 Difference]: With dead ends: 62 [2020-10-13 12:55:12,111 INFO L226 Difference]: Without dead ends: 35 [2020-10-13 12:55:12,115 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:55:12,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-10-13 12:55:12,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-10-13 12:55:12,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-13 12:55:12,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 45 transitions. [2020-10-13 12:55:12,133 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 45 transitions. Word has length 80 [2020-10-13 12:55:12,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:55:12,134 INFO L479 AbstractCegarLoop]: Abstraction has 35 states and 45 transitions. [2020-10-13 12:55:12,135 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:55:12,136 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2020-10-13 12:55:12,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-13 12:55:12,139 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:55:12,140 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 11, 6, 6, 6, 6, 6, 6, 6, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:55:12,140 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 12:55:12,145 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:55:12,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:55:12,145 INFO L82 PathProgramCache]: Analyzing trace with hash -987229488, now seen corresponding path program 4 times [2020-10-13 12:55:12,145 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:55:12,146 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1911141959] [2020-10-13 12:55:12,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:55:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:12,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:12,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:12,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:12,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:13,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:13,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:13,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:14,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:14,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:14,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:14,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:14,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:14,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:14,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:14,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:14,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:14,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:15,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:15,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:15,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:15,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:17,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-13 12:55:17,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-13 12:55:17,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-13 12:55:17,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:17,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:55:17,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:55:17,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:55:17,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:17,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:55:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:17,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:17,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:55:17,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:17,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:17,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:17,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:17,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:17,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:17,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:17,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:55:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:17,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:17,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:18,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:18,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:18,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:18,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:18,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:19,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:19,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:19,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:19,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:19,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:20,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:21,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:21,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:21,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:21,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:21,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:21,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:21,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:22,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 116 [2020-10-13 12:55:22,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 27 [2020-10-13 12:55:22,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 12:55:22,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:22,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:55:22,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-13 12:55:22,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-13 12:55:22,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:22,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:22,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:22,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:55:22,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:22,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:55:22,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:22,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:22,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:22,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:22,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:22,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:22,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:22,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:22,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:22,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:22,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:55:22,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:22,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:22,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:22,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:22,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:22,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:22,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:22,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:22,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:22,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:22,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:22,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:22,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:22,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:22,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:22,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:22,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:22,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:22,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:22,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:22,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:22,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:22,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:22,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:22,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:22,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:22,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:22,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:55:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:22,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:22,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:22,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:22,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:22,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:22,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:22,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:22,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:22,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:22,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:55:22,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:22,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:22,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-13 12:55:22,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:55:22,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 375 [2020-10-13 12:55:22,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:22,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:55:22,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:55:22,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-13 12:55:22,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:22,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:22,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:22,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:23,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:55:23,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:55:23,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 677 [2020-10-13 12:55:23,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:23,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:55:23,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:23,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:55:23,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:23,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:23,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:23,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:23,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:23,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:55:23,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:23,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:23,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:23,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:55:23,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:23,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:23,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:23,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:23,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:23,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:23,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:23,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:23,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:23,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:23,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:23,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:23,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:23,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:23,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:23,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:23,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:23,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:23,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:23,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:23,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:23,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:23,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:55:23,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:23,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:23,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:23,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:55:23,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 12:55:23,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:23,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:55:23,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:23,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:55:23,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:23,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:55:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:23,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:23,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:23,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:23,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:55:23,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:23,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:55:23,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:55:23,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:55:23,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:23,509 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 174 proven. 18 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2020-10-13 12:55:23,509 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1911141959] [2020-10-13 12:55:23,510 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:55:23,510 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-13 12:55:23,510 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22028455] [2020-10-13 12:55:23,511 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 12:55:23,511 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:55:23,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 12:55:23,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-13 12:55:23,512 INFO L87 Difference]: Start difference. First operand 35 states and 45 transitions. Second operand 10 states. [2020-10-13 12:55:23,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:55:23,718 INFO L93 Difference]: Finished difference Result 86 states and 156 transitions. [2020-10-13 12:55:23,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 12:55:23,719 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 96 [2020-10-13 12:55:23,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:55:23,721 INFO L225 Difference]: With dead ends: 86 [2020-10-13 12:55:23,722 INFO L226 Difference]: Without dead ends: 55 [2020-10-13 12:55:23,723 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2020-10-13 12:55:23,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-10-13 12:55:23,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 49. [2020-10-13 12:55:23,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2020-10-13 12:55:23,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 72 transitions. [2020-10-13 12:55:23,735 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 72 transitions. Word has length 96 [2020-10-13 12:55:23,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:55:23,736 INFO L479 AbstractCegarLoop]: Abstraction has 49 states and 72 transitions. [2020-10-13 12:55:23,736 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 12:55:23,736 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 72 transitions. [2020-10-13 12:55:23,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-13 12:55:23,738 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:55:23,738 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 10, 6, 6, 6, 6, 6, 6, 6, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:55:23,739 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 12:55:23,739 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:55:23,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:55:23,739 INFO L82 PathProgramCache]: Analyzing trace with hash 2101332502, now seen corresponding path program 5 times [2020-10-13 12:55:23,740 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:55:23,740 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1165142792] [2020-10-13 12:55:23,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:55:23,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:23,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:23,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:24,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:24,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:24,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:28,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:28,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:28,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:28,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:28,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:28,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:28,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:28,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:28,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:28,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:28,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-13 12:55:28,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-13 12:55:28,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-13 12:55:28,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:28,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:55:28,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:55:28,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:55:28,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:28,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:55:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:28,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:28,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:28,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:55:28,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:28,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:55:28,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:28,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:28,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:28,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:28,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:28,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:55:28,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:28,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:28,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:28,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:28,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:28,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:29,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:29,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:29,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:29,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:29,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:29,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:31,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:31,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:32,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:32,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:32,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:33,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:33,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:33,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:33,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:33,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:33,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-13 12:55:33,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-13 12:55:33,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 12:55:33,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:33,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 12:55:33,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-13 12:55:33,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-13 12:55:33,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:33,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:33,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:33,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:33,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:33,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:55:33,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:33,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:55:33,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:33,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:33,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:33,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:33,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:33,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:33,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:33,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:33,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:33,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:33,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:33,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:55:33,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:33,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:33,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:33,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:33,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:33,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:33,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:33,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:33,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:33,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:33,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:33,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:33,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:33,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:33,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:33,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:33,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:33,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:33,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:33,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:33,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:33,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:33,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:33,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:33,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:33,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:33,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:33,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:55:33,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:55:33,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:33,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:33,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:33,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:33,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:33,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:33,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:33,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:33,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:33,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:33,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:33,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:55:33,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:33,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:33,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:33,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:33,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:33,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:33,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:33,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:34,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:34,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:36,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:36,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-13 12:55:36,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 12:55:36,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2548 [2020-10-13 12:55:36,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:36,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:55:36,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:55:36,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-13 12:55:36,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:36,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:36,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:36,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:36,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:36,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:36,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:55:36,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-13 12:55:36,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:36,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:55:36,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:36,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:55:36,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:36,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:36,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:36,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:36,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:36,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:36,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:36,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:55:36,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:36,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:36,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:36,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:55:36,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:36,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:36,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:36,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:36,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:36,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:36,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:36,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:55:36,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:36,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:55:36,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:36,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:55:36,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:36,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:55:36,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:36,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:36,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:36,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:36,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:36,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:36,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:55:36,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-13 12:55:36,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:36,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:55:36,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:55:36,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:55:36,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:36,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:36,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:36,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:36,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:36,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:36,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:55:36,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:55:36,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:36,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:55:36,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:36,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:55:36,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:36,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:36,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:36,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:36,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:36,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:36,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:36,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:55:36,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:36,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:36,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:36,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:55:36,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:36,661 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 186 proven. 37 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2020-10-13 12:55:36,661 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1165142792] [2020-10-13 12:55:36,661 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:55:36,662 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-13 12:55:36,662 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340649782] [2020-10-13 12:55:36,663 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:55:36,663 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:55:36,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:55:36,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:55:36,663 INFO L87 Difference]: Start difference. First operand 49 states and 72 transitions. Second operand 11 states. [2020-10-13 12:55:36,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:55:36,955 INFO L93 Difference]: Finished difference Result 90 states and 139 transitions. [2020-10-13 12:55:36,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 12:55:36,958 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 95 [2020-10-13 12:55:36,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:55:36,959 INFO L225 Difference]: With dead ends: 90 [2020-10-13 12:55:36,959 INFO L226 Difference]: Without dead ends: 44 [2020-10-13 12:55:36,961 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2020-10-13 12:55:36,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2020-10-13 12:55:36,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 42. [2020-10-13 12:55:36,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-10-13 12:55:36,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 50 transitions. [2020-10-13 12:55:36,974 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 50 transitions. Word has length 95 [2020-10-13 12:55:36,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:55:36,975 INFO L479 AbstractCegarLoop]: Abstraction has 42 states and 50 transitions. [2020-10-13 12:55:36,975 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:55:36,975 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2020-10-13 12:55:36,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-10-13 12:55:36,978 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:55:36,978 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 9, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:55:36,979 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 12:55:36,979 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:55:36,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:55:36,979 INFO L82 PathProgramCache]: Analyzing trace with hash -1541039141, now seen corresponding path program 6 times [2020-10-13 12:55:36,979 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:55:36,980 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [651181132] [2020-10-13 12:55:36,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:55:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:37,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:37,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:37,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:37,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:37,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:37,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:37,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:37,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:37,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:37,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:37,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:37,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:37,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:37,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:37,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:37,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:38,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:38,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:39,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:39,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:42,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-13 12:55:42,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-13 12:55:42,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-13 12:55:42,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:42,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:55:42,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:55:42,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:55:42,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:42,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:55:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:42,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:42,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:55:42,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:42,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:42,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:42,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:42,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:42,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:42,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:42,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:55:42,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:42,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:42,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:43,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:43,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:43,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:43,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:43,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:45,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:45,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:46,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:47,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:47,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-13 12:55:47,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-13 12:55:47,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:55:47,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:47,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 12:55:47,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:55:47,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-13 12:55:47,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:55:47,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:47,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:47,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:47,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:47,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:47,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:47,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:47,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:47,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:47,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:55:47,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:55:47,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 787 [2020-10-13 12:55:47,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:47,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 12:55:47,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:47,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:55:47,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:47,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:47,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:47,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:47,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:47,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:47,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:55:47,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-13 12:55:47,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:47,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:55:47,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:47,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:55:47,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:47,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:47,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:47,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:47,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:47,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:47,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:47,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:55:47,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:47,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:55:47,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:47,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:55:47,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:47,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:47,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:47,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:47,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:47,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:47,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:47,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:47,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:47,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:47,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:47,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:55:47,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:47,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:55:47,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:48,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:48,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:48,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:48,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:48,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:55:48,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 12:55:48,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:48,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:55:48,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:48,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:55:48,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:48,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:55:48,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:48,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:48,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:48,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:48,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:48,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:48,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:48,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:55:48,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:55:48,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 334 [2020-10-13 12:55:48,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:48,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:55:48,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:55:48,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:55:48,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:48,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:48,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:48,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:48,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:55:48,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:48,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:55:48,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:48,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:55:48,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:48,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:55:48,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:48,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:48,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:48,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:48,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:48,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:48,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:48,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:55:48,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:48,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:48,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:48,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:48,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:48,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:55:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:48,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:48,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:48,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:55:48,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:48,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:55:48,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:48,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:48,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:48,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:48,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:48,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:55:48,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:48,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:48,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:48,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:48,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:55:48,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:55:48,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:55:48,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:55:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:48,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:55:48,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:48,418 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 85 proven. 113 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2020-10-13 12:55:48,418 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [651181132] [2020-10-13 12:55:48,419 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:55:48,419 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 12:55:48,419 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422455115] [2020-10-13 12:55:48,419 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:55:48,420 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:55:48,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:55:48,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:55:48,420 INFO L87 Difference]: Start difference. First operand 42 states and 50 transitions. Second operand 12 states. [2020-10-13 12:55:48,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:55:48,771 INFO L93 Difference]: Finished difference Result 89 states and 118 transitions. [2020-10-13 12:55:48,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 12:55:48,771 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 82 [2020-10-13 12:55:48,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:55:48,773 INFO L225 Difference]: With dead ends: 89 [2020-10-13 12:55:48,773 INFO L226 Difference]: Without dead ends: 55 [2020-10-13 12:55:48,773 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=107, Invalid=313, Unknown=0, NotChecked=0, Total=420 [2020-10-13 12:55:48,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-10-13 12:55:48,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 51. [2020-10-13 12:55:48,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-10-13 12:55:48,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 63 transitions. [2020-10-13 12:55:48,781 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 63 transitions. Word has length 82 [2020-10-13 12:55:48,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:55:48,782 INFO L479 AbstractCegarLoop]: Abstraction has 51 states and 63 transitions. [2020-10-13 12:55:48,782 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:55:48,782 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2020-10-13 12:55:48,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-13 12:55:48,784 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:55:48,784 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 15, 9, 9, 9, 9, 9, 9, 9, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:55:48,784 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-13 12:55:48,784 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:55:48,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:55:48,785 INFO L82 PathProgramCache]: Analyzing trace with hash -1066463687, now seen corresponding path program 7 times [2020-10-13 12:55:48,785 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:55:48,785 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2119458760] [2020-10-13 12:55:48,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:55:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:48,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:48,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:48,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:48,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:48,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:49,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:49,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:49,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:49,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:49,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:49,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:49,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:49,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:49,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:49,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:49,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:49,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:50,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:50,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:50,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:50,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:53,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:53,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:53,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:53,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 180 [2020-10-13 12:55:53,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-13 12:55:53,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 12:55:53,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:53,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 12:55:53,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:55:53,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-13 12:55:53,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:53,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:55:53,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:53,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:53,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:53,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:55:53,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:55:53,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:55:53,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:53,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:55:53,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:55:53,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:55:53,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:53,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:55:53,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:53,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:53,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:53,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:53,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:53,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:53,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:53,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:53,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:53,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:53,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:54,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:54,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:54,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:54,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:54,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:54,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:54,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:58,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:55:58,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-13 12:55:58,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-13 12:55:58,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 12:55:58,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:55:58,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 12:55:58,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:55:58,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-13 12:55:58,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:55:58,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:55:58,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:55:58,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:58,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:58,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:58,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:58,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:58,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:59,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:59,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:59,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:59,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:55:59,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:00,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:00,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:03,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:03,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:56:03,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 12:56:03,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:56:03,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:03,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 12:56:03,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:03,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:56:03,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:03,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:03,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:03,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:03,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:56:03,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:03,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 12:56:03,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:03,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:03,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:03,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:56:03,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:03,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:03,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:03,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:03,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:03,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:03,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:03,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:56:03,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:03,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:03,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:03,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:03,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:03,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:03,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:03,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:03,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:03,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:03,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:03,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:03,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:03,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:03,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:03,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:03,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:03,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:03,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:03,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:03,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:03,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:03,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:03,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:03,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:03,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:03,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:03,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:03,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:03,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:56:03,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:03,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:03,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:03,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:03,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:04,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:04,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:04,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:04,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:04,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:04,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:04,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:56:04,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:04,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:04,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:04,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:04,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:04,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:04,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:56:04,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 202 [2020-10-13 12:56:04,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:04,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:56:04,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:04,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:56:04,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:04,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:04,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:04,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:04,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:04,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:04,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:04,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 12:56:04,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:04,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:56:04,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:04,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:56:04,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:04,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:04,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:04,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:04,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:04,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:04,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:04,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:56:04,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:04,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:04,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:04,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:56:04,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:04,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:56:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:04,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:04,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:04,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:04,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:04,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:04,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:04,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:04,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:05,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:05,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:05,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:05,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:05,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:08,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:09,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:09,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:56:09,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-13 12:56:09,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 12:56:09,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:09,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:56:09,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:56:09,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 12:56:09,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:09,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:09,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:09,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:09,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:09,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:09,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:09,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:10,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:10,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:56:10,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:56:10,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 838 [2020-10-13 12:56:10,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:10,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:56:10,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:10,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:56:10,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:10,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:10,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:10,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:10,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:10,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:10,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:10,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:56:10,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:10,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:10,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:10,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:56:10,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:10,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:10,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:10,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:10,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:10,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:10,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:10,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:10,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:10,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:10,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:10,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:10,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:10,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:10,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:10,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:10,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:10,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:10,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:10,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:10,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:10,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:10,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:10,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:10,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:10,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:56:10,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:10,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:10,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:10,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:10,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:10,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:56:10,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:10,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:56:10,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:10,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:56:10,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:10,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:56:10,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:10,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:10,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:10,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:10,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:10,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:56:10,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:10,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:10,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:10,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:56:10,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:10,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:10,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:10,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:10,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:10,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:10,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:10,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:10,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:10,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:10,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:10,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:10,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:10,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:10,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:10,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:10,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:10,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:10,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:10,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:10,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:10,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:10,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:10,307 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 262 proven. 211 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2020-10-13 12:56:10,307 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2119458760] [2020-10-13 12:56:10,307 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:56:10,307 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 12:56:10,308 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067808539] [2020-10-13 12:56:10,308 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:56:10,308 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:56:10,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:56:10,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:56:10,309 INFO L87 Difference]: Start difference. First operand 51 states and 63 transitions. Second operand 12 states. [2020-10-13 12:56:10,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:56:10,709 INFO L93 Difference]: Finished difference Result 104 states and 151 transitions. [2020-10-13 12:56:10,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:56:10,710 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 136 [2020-10-13 12:56:10,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:56:10,712 INFO L225 Difference]: With dead ends: 104 [2020-10-13 12:56:10,712 INFO L226 Difference]: Without dead ends: 63 [2020-10-13 12:56:10,713 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 40 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=97, Invalid=283, Unknown=0, NotChecked=0, Total=380 [2020-10-13 12:56:10,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-10-13 12:56:10,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 60. [2020-10-13 12:56:10,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2020-10-13 12:56:10,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 78 transitions. [2020-10-13 12:56:10,723 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 78 transitions. Word has length 136 [2020-10-13 12:56:10,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:56:10,724 INFO L479 AbstractCegarLoop]: Abstraction has 60 states and 78 transitions. [2020-10-13 12:56:10,724 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:56:10,724 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2020-10-13 12:56:10,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-13 12:56:10,725 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:56:10,726 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 17, 10, 10, 10, 10, 10, 10, 10, 7, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:56:10,726 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-13 12:56:10,726 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:56:10,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:56:10,726 INFO L82 PathProgramCache]: Analyzing trace with hash -2121295784, now seen corresponding path program 8 times [2020-10-13 12:56:10,727 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:56:10,727 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1135261159] [2020-10-13 12:56:10,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:56:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:10,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:10,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:10,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:10,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:10,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:10,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:11,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:11,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:11,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:11,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:11,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:12,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:14,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:15,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:15,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-13 12:56:15,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 12:56:15,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 12:56:15,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:15,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-13 12:56:15,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:56:15,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-13 12:56:15,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:15,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:56:15,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:15,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:15,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:15,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:56:15,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:15,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:15,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:15,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:15,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:15,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:15,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:15,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:56:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:15,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:15,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:15,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:15,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:16,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:16,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:17,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:18,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:19,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:19,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:19,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:19,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:19,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:20,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:20,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:20,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:20,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:20,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-13 12:56:20,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-13 12:56:20,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 12:56:20,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:20,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 12:56:20,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:56:20,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 149 [2020-10-13 12:56:20,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:20,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:20,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:20,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:20,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:20,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:20,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:20,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:21,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:21,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:21,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:21,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:21,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:21,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:21,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:22,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:25,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:25,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:56:25,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 12:56:25,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-13 12:56:25,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:25,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:56:25,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:25,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 12:56:25,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:25,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:25,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:25,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:25,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:25,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:25,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:25,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:25,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:25,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:25,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:26,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:26,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:26,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:30,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:30,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:30,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:30,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:30,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:56:30,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-13 12:56:30,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:56:30,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:30,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 12:56:30,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:30,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:56:30,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:30,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:30,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:30,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:30,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:30,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:30,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:30,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:30,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:31,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:56:31,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:56:31,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 563 [2020-10-13 12:56:31,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:31,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:56:31,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:31,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:56:31,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:31,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:31,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:31,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:31,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:31,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:31,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:56:31,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:31,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:31,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:31,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:56:31,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:31,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:31,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:31,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:31,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:31,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:31,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:31,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:31,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:31,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:31,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:31,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:31,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:31,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:31,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:31,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:31,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:31,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:31,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:31,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:31,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:31,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:31,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:56:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:31,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:31,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:31,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:56:31,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:56:31,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:31,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:56:31,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:31,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:56:31,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:31,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:56:31,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:31,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:31,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:31,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:31,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:56:31,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:31,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:31,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:31,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:56:31,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:31,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:31,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:31,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:31,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:31,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:31,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:31,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:31,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:31,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:31,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:31,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:31,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:31,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:31,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:31,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:31,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:31,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:31,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:31,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:31,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:31,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:56:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:31,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:31,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:56:31,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:31,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:56:31,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:31,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:31,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:31,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:56:31,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:31,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:31,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:31,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:31,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:31,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:31,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:31,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:31,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:31,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:31,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:31,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:31,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:31,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:31,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:31,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:31,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:31,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:31,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:31,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:31,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:31,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:31,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:31,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:31,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:31,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:31,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:31,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:31,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:31,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:31,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:31,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:31,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:56:31,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:31,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:31,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:31,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:31,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:31,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:31,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:31,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:31,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:31,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:31,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:56:31,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:31,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:31,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:56:31,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:56:31,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 267 [2020-10-13 12:56:31,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:31,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:56:31,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:56:31,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:56:31,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:31,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:31,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:31,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:31,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:56:31,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-13 12:56:31,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:31,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:56:31,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:31,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:56:31,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:31,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:31,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:31,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:31,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:31,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:31,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:56:31,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:31,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:31,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:31,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:56:31,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:31,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:31,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:31,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:31,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:31,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:31,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:31,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:56:31,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:31,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:56:31,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:31,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:56:31,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:32,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:56:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:32,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:32,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:32,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:32,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:32,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:56:32,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:32,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:32,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:32,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:56:32,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:32,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 338 proven. 260 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2020-10-13 12:56:32,052 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1135261159] [2020-10-13 12:56:32,053 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:56:32,053 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-13 12:56:32,053 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738779587] [2020-10-13 12:56:32,054 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-13 12:56:32,054 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:56:32,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-13 12:56:32,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2020-10-13 12:56:32,055 INFO L87 Difference]: Start difference. First operand 60 states and 78 transitions. Second operand 14 states. [2020-10-13 12:56:32,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:56:32,443 INFO L93 Difference]: Finished difference Result 134 states and 209 transitions. [2020-10-13 12:56:32,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-13 12:56:32,445 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 150 [2020-10-13 12:56:32,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:56:32,451 INFO L225 Difference]: With dead ends: 134 [2020-10-13 12:56:32,451 INFO L226 Difference]: Without dead ends: 80 [2020-10-13 12:56:32,453 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=462, Unknown=0, NotChecked=0, Total=600 [2020-10-13 12:56:32,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2020-10-13 12:56:32,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 72. [2020-10-13 12:56:32,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2020-10-13 12:56:32,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 97 transitions. [2020-10-13 12:56:32,473 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 97 transitions. Word has length 150 [2020-10-13 12:56:32,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:56:32,474 INFO L479 AbstractCegarLoop]: Abstraction has 72 states and 97 transitions. [2020-10-13 12:56:32,474 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-13 12:56:32,474 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2020-10-13 12:56:32,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-10-13 12:56:32,479 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:56:32,479 INFO L422 BasicCegarLoop]: trace histogram [25, 25, 20, 12, 12, 12, 12, 12, 12, 12, 8, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:56:32,479 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-13 12:56:32,479 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:56:32,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:56:32,480 INFO L82 PathProgramCache]: Analyzing trace with hash 1442326180, now seen corresponding path program 9 times [2020-10-13 12:56:32,480 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:56:32,480 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [759501922] [2020-10-13 12:56:32,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:56:32,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:32,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:32,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:32,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:32,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:32,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:33,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:33,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:34,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:37,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:37,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 233 [2020-10-13 12:56:37,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 12:56:37,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:56:37,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:37,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-13 12:56:37,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:56:37,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-13 12:56:37,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:37,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:56:37,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:37,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:37,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:37,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:56:37,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:37,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:37,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:37,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:37,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:37,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:37,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:37,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:56:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:37,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:37,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:37,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:37,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:37,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:37,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:38,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:38,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:42,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:42,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 12:56:42,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 12:56:42,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 12:56:42,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:42,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:56:42,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:56:42,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-13 12:56:42,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:42,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:42,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:42,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:42,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:42,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:42,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:42,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:43,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:47,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:47,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:56:47,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:56:47,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:56:47,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:47,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 12:56:47,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:47,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 12:56:47,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:47,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:47,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:47,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:47,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:47,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:47,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:48,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:52,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:52,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:56:52,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:56:52,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 12:56:52,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:52,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 12:56:52,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:52,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:56:52,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:52,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:52,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:52,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:52,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:52,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:52,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:52,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:56:52,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:56:52,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 258 [2020-10-13 12:56:52,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:52,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:56:52,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:52,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:56:52,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:52,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:52,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:52,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:52,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:52,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:52,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:56:52,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-13 12:56:52,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:52,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:56:52,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:52,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:56:52,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:52,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:52,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:52,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:52,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:52,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:52,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:56:52,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:52,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:52,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:52,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:56:52,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:52,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:52,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:52,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:52,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:52,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:52,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:56:52,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:52,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:56:52,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:52,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:56:52,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:52,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:56:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:52,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:52,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:52,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:52,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:52,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:56:52,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:52,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:52,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:52,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:56:52,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:52,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:56:52,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:53,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:53,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:53,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:56:53,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:53,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:53,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:53,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:56:53,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:53,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:53,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:53,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:53,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:53,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:53,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:53,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:53,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:53,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:53,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:53,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:53,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:53,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:53,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:53,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:53,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:53,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:53,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:53,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:53,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:56:53,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:53,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:56:53,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:53,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:56:53,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:53,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:53,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:53,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:56:53,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:53,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:53,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:53,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:53,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:53,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:53,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:53,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:53,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:53,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:53,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:53,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:53,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:53,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:53,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:53,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:53,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:53,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:53,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:53,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:53,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:53,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:53,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:53,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:53,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:53,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:53,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:53,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:53,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:53,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:53,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:56:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:53,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:53,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:53,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:53,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:53,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:53,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:53,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:53,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:53,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:56:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:53,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:56:53,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:53,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 12:56:53,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:53,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:56:53,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:53,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 12:56:53,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:53,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:53,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:53,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:56:53,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:53,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:56:53,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:53,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:53,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:53,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:53,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:53,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:53,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:53,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:53,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:53,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:56:53,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:53,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:53,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:53,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:53,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:53,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:53,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:53,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:53,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:53,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:53,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:53,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:53,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:53,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:53,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:53,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:53,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:53,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:53,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:53,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:53,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:53,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:53,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:53,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:53,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:56:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:53,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:53,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:53,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:53,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:53,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:53,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:53,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:53,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:53,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:56:53,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:53,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:56:53,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:53,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:56:53,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:53,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:53,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:53,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:53,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:53,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:56:53,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:53,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:56:53,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:53,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:53,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:53,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:53,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:53,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:53,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:53,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:56:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:53,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:56:53,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:53,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:56:53,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:53,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:53,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:53,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:53,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:56:53,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 96 proven. 521 refuted. 0 times theorem prover too weak. 1037 trivial. 0 not checked. [2020-10-13 12:56:53,225 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [759501922] [2020-10-13 12:56:53,226 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:56:53,226 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-13 12:56:53,226 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677358853] [2020-10-13 12:56:53,228 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 12:56:53,228 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:56:53,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 12:56:53,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-10-13 12:56:53,230 INFO L87 Difference]: Start difference. First operand 72 states and 97 transitions. Second operand 10 states. [2020-10-13 12:56:53,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:56:53,423 INFO L93 Difference]: Finished difference Result 81 states and 115 transitions. [2020-10-13 12:56:53,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 12:56:53,424 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 177 [2020-10-13 12:56:53,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:56:53,428 INFO L225 Difference]: With dead ends: 81 [2020-10-13 12:56:53,428 INFO L226 Difference]: Without dead ends: 77 [2020-10-13 12:56:53,433 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=154, Unknown=0, NotChecked=0, Total=240 [2020-10-13 12:56:53,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2020-10-13 12:56:53,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2020-10-13 12:56:53,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2020-10-13 12:56:53,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 109 transitions. [2020-10-13 12:56:53,464 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 109 transitions. Word has length 177 [2020-10-13 12:56:53,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:56:53,465 INFO L479 AbstractCegarLoop]: Abstraction has 77 states and 109 transitions. [2020-10-13 12:56:53,470 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 12:56:53,470 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2020-10-13 12:56:53,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2020-10-13 12:56:53,480 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:56:53,481 INFO L422 BasicCegarLoop]: trace histogram [47, 47, 38, 23, 23, 23, 23, 23, 23, 23, 15, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:56:53,481 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-13 12:56:53,481 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:56:53,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:56:53,482 INFO L82 PathProgramCache]: Analyzing trace with hash -2107730799, now seen corresponding path program 10 times [2020-10-13 12:56:53,482 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:56:53,483 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [830845397] [2020-10-13 12:56:53,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:56:53,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:53,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:53,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:55,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:55,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:55,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:55,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:58,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:58,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 427 [2020-10-13 12:56:58,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-13 12:56:58,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-13 12:56:58,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:58,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 12:56:58,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:56:58,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:56:58,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:58,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:56:58,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:58,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:58,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:56:58,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:56:58,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:56:58,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:56:58,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:56:58,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:56:58,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:56:58,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:56:58,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:56:58,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:56:58,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:56:58,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:58,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:58,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:58,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:58,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:58,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:56:59,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:01,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:01,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:01,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:01,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:01,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:01,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:01,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:01,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:01,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:01,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:01,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:01,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:01,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:03,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:03,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 415 [2020-10-13 12:57:03,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-13 12:57:03,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-13 12:57:03,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:03,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-13 12:57:03,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 12:57:03,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 193 [2020-10-13 12:57:03,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:03,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:03,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:03,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:03,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:03,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:03,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:03,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:04,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:04,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:04,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:04,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:04,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:04,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:04,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:04,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:04,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:04,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:04,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:05,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:05,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:05,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:05,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:05,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:05,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:06,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:07,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:07,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:07,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:08,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:08,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:08,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:08,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:08,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:08,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-13 12:57:08,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 31 [2020-10-13 12:57:08,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-13 12:57:08,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:08,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-13 12:57:08,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:57:08,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-10-13 12:57:08,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:08,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:08,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:08,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:08,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:08,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:08,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:08,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:08,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:08,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:09,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:09,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:09,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:09,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:10,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:10,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:10,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:10,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:13,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:13,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:57:13,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-13 12:57:13,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 12:57:13,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:13,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 12:57:13,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:13,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 12:57:13,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:13,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:13,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:13,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:13,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:13,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:14,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:18,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:18,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:57:18,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:57:18,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-13 12:57:18,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:18,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 12:57:18,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:18,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:57:18,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:18,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:18,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:18,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:18,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:19,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:19,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:19,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:57:19,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 286 [2020-10-13 12:57:19,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:19,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:57:19,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:19,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:57:19,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:19,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:19,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:19,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:19,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:19,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:19,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:19,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:57:19,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:19,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:19,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:19,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:57:19,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:19,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:19,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:19,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:19,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:19,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:19,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:19,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:19,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:19,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:19,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:19,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:19,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:19,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:19,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:19,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:19,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:19,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:19,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:19,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:19,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:19,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:19,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:19,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:19,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:19,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:19,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:19,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:19,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:57:19,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:19,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:57:19,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:19,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:57:19,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:19,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:57:19,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:19,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:19,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:19,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:19,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:19,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:57:19,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:19,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:19,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:19,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:57:19,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:19,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:19,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:19,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:19,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:19,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:19,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:19,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:19,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:19,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:19,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:19,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:19,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:19,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:19,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:19,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:19,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:19,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:19,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:19,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:19,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:19,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:19,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:19,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:19,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:19,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:57:19,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:19,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:19,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:19,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:19,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:19,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:19,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:20,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:20,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:57:20,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 860 [2020-10-13 12:57:20,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:20,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:57:20,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:20,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:57:20,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:20,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:20,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:20,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:20,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:20,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:57:20,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 12:57:20,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:20,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:57:20,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:20,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:57:20,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:20,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:20,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:20,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:20,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:20,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:20,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:20,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:20,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:20,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:20,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:57:20,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:20,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:20,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:20,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:20,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:20,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:20,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:20,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:20,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:20,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:57:20,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:20,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:20,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:20,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:20,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:20,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:20,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:20,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:20,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:20,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:20,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:57:20,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:20,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:57:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:20,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:20,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:21,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:21,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:21,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:25,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:57:25,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-13 12:57:25,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-13 12:57:25,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:25,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:57:25,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:57:25,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-13 12:57:25,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:25,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:25,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:25,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:57:25,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:25,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 12:57:25,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:25,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:25,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:25,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 12:57:25,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:25,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:25,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:25,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:25,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:25,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:57:25,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:25,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:25,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:25,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:25,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:25,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:25,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:25,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:25,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:25,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:25,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:25,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:25,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:25,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:25,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:25,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:57:25,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:25,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:25,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:25,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:25,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:25,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:25,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:25,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:25,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:25,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:25,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:57:25,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:25,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:25,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:25,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:25,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:25,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:25,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:25,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:25,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:25,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:25,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:25,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:25,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:25,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:25,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:25,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:25,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:25,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:25,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:25,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:25,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:57:25,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:25,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:25,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:25,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:25,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:25,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:25,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:25,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:25,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:25,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:25,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:25,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:25,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:25,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:25,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:25,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:25,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:25,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:25,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:25,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:25,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:25,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:25,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:25,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:25,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:25,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:25,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:25,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:25,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:25,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:25,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:57:25,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:25,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:25,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:25,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:57:25,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 517 [2020-10-13 12:57:25,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:25,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:57:25,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:25,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:57:25,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:25,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:25,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:25,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:26,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:57:26,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-13 12:57:26,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 12:57:26,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:57:26,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:26,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:26,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:26,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:26,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:57:26,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:26,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:26,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:26,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:26,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:57:26,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:26,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:26,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:26,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:26,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:57:26,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-10-13 12:57:26,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:57:26,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 12:57:26,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:26,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 130 [2020-10-13 12:57:26,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:26,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:57:26,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 12:57:26,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:26,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:26,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:26,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:57:26,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:26,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:26,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:26,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:26,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:57:26,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:26,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:26,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:26,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:26,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:26,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:26,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:26,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:26,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:26,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:26,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:26,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:26,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:26,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:26,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:26,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:57:26,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:26,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:57:26,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:26,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:26,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:26,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:26,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:26,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:26,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:26,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:26,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:26,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:26,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:57:26,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:26,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:57:26,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:26,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:26,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:26,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:26,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:26,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:26,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:26,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:26,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:26,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:26,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:26,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:26,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:26,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:26,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:26,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:26,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:26,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:26,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:26,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:26,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:26,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:26,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:26,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:26,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:26,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:26,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:26,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:26,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:26,464 INFO L134 CoverageAnalysis]: Checked inductivity of 6039 backedges. 730 proven. 1499 refuted. 0 times theorem prover too weak. 3810 trivial. 0 not checked. [2020-10-13 12:57:26,465 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [830845397] [2020-10-13 12:57:26,465 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:57:26,465 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-13 12:57:26,465 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734348990] [2020-10-13 12:57:26,466 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-13 12:57:26,466 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:57:26,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-13 12:57:26,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=388, Unknown=0, NotChecked=0, Total=462 [2020-10-13 12:57:26,467 INFO L87 Difference]: Start difference. First operand 77 states and 109 transitions. Second operand 22 states. [2020-10-13 12:57:27,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:57:27,387 INFO L93 Difference]: Finished difference Result 162 states and 265 transitions. [2020-10-13 12:57:27,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-13 12:57:27,389 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 327 [2020-10-13 12:57:27,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:57:27,395 INFO L225 Difference]: With dead ends: 162 [2020-10-13 12:57:27,396 INFO L226 Difference]: Without dead ends: 99 [2020-10-13 12:57:27,397 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 93 SyntacticMatches, 2 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=382, Invalid=1100, Unknown=0, NotChecked=0, Total=1482 [2020-10-13 12:57:27,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-10-13 12:57:27,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 83. [2020-10-13 12:57:27,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2020-10-13 12:57:27,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 116 transitions. [2020-10-13 12:57:27,410 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 116 transitions. Word has length 327 [2020-10-13 12:57:27,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:57:27,411 INFO L479 AbstractCegarLoop]: Abstraction has 83 states and 116 transitions. [2020-10-13 12:57:27,411 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-13 12:57:27,411 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 116 transitions. [2020-10-13 12:57:27,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-10-13 12:57:27,415 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:57:27,415 INFO L422 BasicCegarLoop]: trace histogram [41, 41, 33, 20, 20, 20, 20, 20, 20, 20, 13, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:57:27,416 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-13 12:57:27,416 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:57:27,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:57:27,416 INFO L82 PathProgramCache]: Analyzing trace with hash -902141708, now seen corresponding path program 11 times [2020-10-13 12:57:27,417 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:57:27,417 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1504695270] [2020-10-13 12:57:27,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:57:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:27,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:27,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:27,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:27,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:27,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:27,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:27,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:27,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:27,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:27,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:32,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:32,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 374 [2020-10-13 12:57:32,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 12:57:32,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5031 [2020-10-13 12:57:32,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:32,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 12:57:32,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:57:32,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:57:32,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:32,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:57:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:32,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:32,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:32,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:57:32,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:32,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:32,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:32,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:32,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:32,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:32,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:32,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:57:32,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:32,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:32,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:32,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:32,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:33,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:34,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:34,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:34,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:34,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:37,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:37,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 362 [2020-10-13 12:57:37,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-13 12:57:37,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-13 12:57:37,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:37,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-13 12:57:37,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 12:57:37,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 359 [2020-10-13 12:57:37,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:37,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:37,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:37,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:37,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:37,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:37,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:37,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:37,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:37,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:42,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:42,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 12:57:42,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 12:57:42,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-13 12:57:42,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:42,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-13 12:57:42,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:42,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-13 12:57:42,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:42,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:42,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:42,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:42,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:42,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:42,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:42,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:42,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:43,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:47,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:47,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:57:47,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 12:57:47,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:57:47,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:47,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 12:57:47,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:47,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 12:57:47,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:47,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:47,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:47,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:47,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:47,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:47,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:57:52,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:57:52,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 12:57:52,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:57:52,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:57:52,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:52,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:52,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:57:52,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:52,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:57:52,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:52,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:52,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:52,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:52,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:52,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:52,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:52,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:52,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:52,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:57:52,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:52,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:57:52,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-13 12:57:52,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:57:52,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:57:52,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:52,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:52,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:52,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:52,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:57:52,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:52,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:52,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:52,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:57:52,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:57:52,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:57:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:52,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:57:52,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:52,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 12:57:52,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:52,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:52,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:52,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:52,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:52,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:52,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:52,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:52,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:52,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:52,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:57:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:57:52,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 12:57:52,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:52,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-13 12:57:52,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:52,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:57:52,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:52,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:52,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:52,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:52,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:52,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:52,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:52,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:52,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:52,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:52,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:52,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:57:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:52,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:52,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:52,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:52,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:52,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:57:52,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:52,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:52,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-13 12:57:52,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:57:52,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 12:57:52,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:57:52,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-13 12:57:52,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:52,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:57:52,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:57:52,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:52,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:52,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:57:52,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:52,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:52,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:52,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:52,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:52,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:52,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:52,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:52,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:52,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:52,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:57:52,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:52,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:52,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:52,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:52,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:52,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:52,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:52,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:57:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:52,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:52,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:52,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:57:52,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:52,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:57:52,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:52,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:52,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:52,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:52,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:53,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:53,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:53,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:53,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:53,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:57:53,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:53,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:57:53,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:53,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:53,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:53,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:53,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:53,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:57:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:53,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:53,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:53,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:53,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:53,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:53,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:53,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:53,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:53,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:53,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:53,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:57:53,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:53,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:53,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:53,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:57:53,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:53,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:53,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:53,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:53,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:53,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:53,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:53,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:57:53,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:53,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:53,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:53,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:57:53,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:53,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:57:53,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:53,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:53,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:53,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:53,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:53,094 INFO L134 CoverageAnalysis]: Checked inductivity of 4568 backedges. 261 proven. 890 refuted. 0 times theorem prover too weak. 3417 trivial. 0 not checked. [2020-10-13 12:57:53,095 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1504695270] [2020-10-13 12:57:53,095 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:57:53,095 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-13 12:57:53,095 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369626402] [2020-10-13 12:57:53,096 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:57:53,096 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:57:53,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:57:53,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:57:53,097 INFO L87 Difference]: Start difference. First operand 83 states and 116 transitions. Second operand 11 states. [2020-10-13 12:57:53,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:57:53,314 INFO L93 Difference]: Finished difference Result 191 states and 307 transitions. [2020-10-13 12:57:53,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 12:57:53,315 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 286 [2020-10-13 12:57:53,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:57:53,318 INFO L225 Difference]: With dead ends: 191 [2020-10-13 12:57:53,318 INFO L226 Difference]: Without dead ends: 110 [2020-10-13 12:57:53,319 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=95, Invalid=177, Unknown=0, NotChecked=0, Total=272 [2020-10-13 12:57:53,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-10-13 12:57:53,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2020-10-13 12:57:53,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-10-13 12:57:53,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 159 transitions. [2020-10-13 12:57:53,334 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 159 transitions. Word has length 286 [2020-10-13 12:57:53,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:57:53,335 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 159 transitions. [2020-10-13 12:57:53,335 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:57:53,335 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 159 transitions. [2020-10-13 12:57:53,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 641 [2020-10-13 12:57:53,340 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:57:53,340 INFO L422 BasicCegarLoop]: trace histogram [93, 93, 75, 46, 46, 46, 46, 46, 46, 46, 29, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:57:53,340 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-13 12:57:53,340 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:57:53,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:57:53,341 INFO L82 PathProgramCache]: Analyzing trace with hash -245276294, now seen corresponding path program 12 times [2020-10-13 12:57:53,341 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:57:53,341 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1927614830] [2020-10-13 12:57:53,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:57:53,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:53,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:53,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:53,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:53,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:53,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:53,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:53,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:53,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:54,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:54,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:54,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:54,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:54,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:54,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:54,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:54,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:54,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:55,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:55,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:55,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:56,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:56,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:58,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:58,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 832 [2020-10-13 12:57:58,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-13 12:57:58,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5093 [2020-10-13 12:57:58,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:58,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-13 12:57:58,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 12:57:58,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-13 12:57:58,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:58,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:57:58,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:58,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:58,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:57:58,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:57:58,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:57:58,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:57:58,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:57:58,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:57:58,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:57:58,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:57:58,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:57:58,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 12:57:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:57:58,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:58,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:58,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:59,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:59,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:59,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:59,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:59,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:59,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:57:59,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:00,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:01,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:01,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:01,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:01,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:03,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:03,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:03,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 820 [2020-10-13 12:58:03,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-13 12:58:03,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5046 [2020-10-13 12:58:03,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:03,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 26 [2020-10-13 12:58:03,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:58:03,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 469 [2020-10-13 12:58:03,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:03,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:03,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:03,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:03,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:03,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:04,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:04,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:04,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:04,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:04,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:06,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:06,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:06,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:06,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:06,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:07,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:08,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:08,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:08,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:08,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:08,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:08,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:08,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:08,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 362 [2020-10-13 12:58:08,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-13 12:58:08,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-13 12:58:08,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:08,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-13 12:58:08,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:08,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 360 [2020-10-13 12:58:08,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:08,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:08,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:08,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:08,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:09,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:09,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:09,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:09,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:09,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:10,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:10,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:10,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:10,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:10,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:10,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:13,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:13,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 12:58:13,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 12:58:13,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 12:58:13,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:13,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-13 12:58:13,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:13,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-13 12:58:13,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:13,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:13,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:13,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:14,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:14,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:14,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:14,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:14,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:14,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:14,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:14,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:14,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:14,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:14,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:14,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:14,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:14,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:14,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:16,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:16,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:16,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:16,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:16,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:16,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:17,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:18,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:18,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:58:18,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-13 12:58:18,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 12:58:18,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:18,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-13 12:58:18,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:18,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 12:58:18,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:19,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:19,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:19,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:19,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:19,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:19,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:19,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:19,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:19,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:19,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:22,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:24,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:58:24,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 12:58:24,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:58:24,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:24,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 12:58:24,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:24,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:58:24,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:24,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:24,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:24,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:24,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:25,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:58:25,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:58:25,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1250 [2020-10-13 12:58:25,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:25,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-13 12:58:25,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:25,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:58:25,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:25,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:25,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:25,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:25,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:25,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:58:25,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-13 12:58:25,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:25,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:58:25,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:25,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:58:25,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:25,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:25,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:25,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:25,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:25,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:25,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:58:25,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:25,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:58:25,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:25,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:58:25,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:25,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:25,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:25,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:25,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:25,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:25,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:25,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:25,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:25,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:58:25,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:25,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:58:25,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:25,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:25,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:25,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:25,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:58:25,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:25,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:25,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:25,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:58:25,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:25,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:58:25,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:25,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:25,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:25,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:25,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:58:25,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:25,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:25,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:25,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:58:25,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:25,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:25,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:25,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:25,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:25,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:25,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:25,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:25,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:25,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:25,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:25,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:25,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:25,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:25,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:25,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:25,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:25,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:25,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:25,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:25,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:25,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:25,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:25,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:58:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:25,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:25,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:58:25,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:58:25,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 243 [2020-10-13 12:58:25,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:25,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:58:25,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:25,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:58:25,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:25,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:25,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:25,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:25,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:25,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:25,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:58:25,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:25,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:25,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:25,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:58:25,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:25,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:25,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:25,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:25,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:25,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:25,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:25,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:25,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:25,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:25,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:25,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:25,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:25,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:25,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:25,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:25,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:25,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:25,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:25,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:25,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:25,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:25,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:25,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:58:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:25,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:25,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:25,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:25,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:58:25,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:25,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:58:25,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:25,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:58:25,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:25,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 12:58:25,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:25,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:25,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:26,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:26,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:26,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:26,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:30,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:30,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:58:30,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 12:58:30,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 12:58:30,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:30,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:58:30,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:30,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:58:30,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:30,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:30,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:30,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:30,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:30,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:30,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:30,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:58:31,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:58:31,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 603 [2020-10-13 12:58:31,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:58:31,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:58:31,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:31,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:58:31,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-13 12:58:31,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:58:31,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-13 12:58:31,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:31,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:58:31,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:58:31,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:58:31,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:58:31,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:31,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:31,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:31,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:58:31,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:58:31,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:31,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:31,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:31,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:58:31,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:58:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:31,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:58:31,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:31,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-13 12:58:31,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:31,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:31,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:31,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:31,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:31,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:31,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:31,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:31,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-13 12:58:31,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:58:31,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 12:58:31,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:58:31,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-13 12:58:31,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:31,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:58:31,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:58:31,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:31,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:31,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:31,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:58:31,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:58:31,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:31,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:31,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:31,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:31,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:31,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:31,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:31,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:31,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:31,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:31,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:31,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:31,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:31,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:31,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:31,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:31,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:58:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:31,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:31,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:31,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:31,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:58:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:31,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:58:31,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:31,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:31,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:31,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:31,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:31,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:31,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:31,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:31,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:31,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:31,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:31,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:31,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-13 12:58:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:58:31,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:58:31,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:31,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:31,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:31,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-13 12:58:31,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:58:31,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:31,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:31,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:31,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:31,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:31,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:31,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 12:58:31,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:58:31,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:31,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:31,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:31,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 12:58:31,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:31,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 12:58:31,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:58:31,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:58:31,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:31,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:58:31,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:31,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:58:31,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:31,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-13 12:58:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:31,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:31,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:32,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:36,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:36,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 450 [2020-10-13 12:58:36,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-13 12:58:36,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-13 12:58:36,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:36,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-13 12:58:36,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 12:58:36,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 243 [2020-10-13 12:58:36,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:36,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:36,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:36,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:36,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:37,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:39,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:39,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:39,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:39,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:40,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:40,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:41,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:41,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 309 [2020-10-13 12:58:41,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-13 12:58:41,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-13 12:58:41,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:41,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-13 12:58:41,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:58:41,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 243 [2020-10-13 12:58:41,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:42,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:42,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:42,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:42,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:42,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:42,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:42,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:42,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:42,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:42,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:43,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:47,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-13 12:58:47,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-13 12:58:47,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-13 12:58:47,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:47,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-13 12:58:47,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:47,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-13 12:58:47,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:47,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:47,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:47,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:47,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:48,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:48,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:52,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 12:58:52,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-13 12:58:52,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-13 12:58:52,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:52,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:58:52,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:52,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-13 12:58:52,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:52,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:52,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:52,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:53,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:53,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:53,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:57,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:58:57,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-13 12:58:57,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 12:58:57,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:57,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 12:58:57,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:57,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-13 12:58:57,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:57,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:57,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:58:57,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 12:58:57,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:58:57,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 571 [2020-10-13 12:58:57,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:58:57,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:58:57,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:58:57,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-13 12:58:57,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:58:57,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 12:58:57,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:58:57,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:58:57,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking...