/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec9_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 11:39:05,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 11:39:05,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 11:39:05,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 11:39:05,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 11:39:05,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 11:39:05,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 11:39:05,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 11:39:05,302 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 11:39:05,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 11:39:05,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 11:39:05,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 11:39:05,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 11:39:05,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 11:39:05,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 11:39:05,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 11:39:05,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 11:39:05,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 11:39:05,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 11:39:05,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 11:39:05,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 11:39:05,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 11:39:05,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 11:39:05,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 11:39:05,340 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 11:39:05,340 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 11:39:05,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 11:39:05,341 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 11:39:05,342 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 11:39:05,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 11:39:05,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 11:39:05,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 11:39:05,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 11:39:05,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 11:39:05,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 11:39:05,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 11:39:05,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 11:39:05,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 11:39:05,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 11:39:05,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 11:39:05,351 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 11:39:05,352 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-13 11:39:05,393 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 11:39:05,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 11:39:05,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 11:39:05,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 11:39:05,396 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 11:39:05,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 11:39:05,397 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 11:39:05,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 11:39:05,397 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 11:39:05,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 11:39:05,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 11:39:05,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 11:39:05,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 11:39:05,399 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 11:39:05,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 11:39:05,399 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 11:39:05,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 11:39:05,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 11:39:05,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 11:39:05,400 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 11:39:05,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 11:39:05,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 11:39:05,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 11:39:05,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 11:39:05,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 11:39:05,401 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 11:39:05,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 11:39:05,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 11:39:05,402 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 11:39:05,402 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 11:39:05,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 11:39:05,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 11:39:05,705 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 11:39:05,706 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 11:39:05,707 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 11:39:05,707 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec9_product11.cil.c [2020-10-13 11:39:05,760 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7a7d02c1a/933d4c814b444d20ab700f7a77408915/FLAG8af842a91 [2020-10-13 11:39:06,394 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 11:39:06,396 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec9_product11.cil.c [2020-10-13 11:39:06,425 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7a7d02c1a/933d4c814b444d20ab700f7a77408915/FLAG8af842a91 [2020-10-13 11:39:06,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7a7d02c1a/933d4c814b444d20ab700f7a77408915 [2020-10-13 11:39:06,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 11:39:06,660 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 11:39:06,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 11:39:06,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 11:39:06,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 11:39:06,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:39:06" (1/1) ... [2020-10-13 11:39:06,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2506ad68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:39:06, skipping insertion in model container [2020-10-13 11:39:06,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:39:06" (1/1) ... [2020-10-13 11:39:06,680 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 11:39:06,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 11:39:07,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 11:39:07,439 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 11:39:07,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 11:39:07,640 INFO L208 MainTranslator]: Completed translation [2020-10-13 11:39:07,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:39:07 WrapperNode [2020-10-13 11:39:07,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 11:39:07,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 11:39:07,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 11:39:07,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 11:39:07,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:39:07" (1/1) ... [2020-10-13 11:39:07,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:39:07" (1/1) ... [2020-10-13 11:39:07,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:39:07" (1/1) ... [2020-10-13 11:39:07,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:39:07" (1/1) ... [2020-10-13 11:39:07,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:39:07" (1/1) ... [2020-10-13 11:39:07,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:39:07" (1/1) ... [2020-10-13 11:39:07,833 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:39:07" (1/1) ... [2020-10-13 11:39:07,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 11:39:07,853 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 11:39:07,853 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 11:39:07,853 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 11:39:07,854 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:39:07" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 11:39:07,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 11:39:07,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 11:39:07,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 11:39:07,918 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-13 11:39:07,918 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-13 11:39:07,918 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-13 11:39:07,918 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-13 11:39:07,919 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-13 11:39:07,919 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-13 11:39:07,919 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-13 11:39:07,919 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-13 11:39:07,919 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-13 11:39:07,920 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-13 11:39:07,920 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 11:39:07,920 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-13 11:39:07,920 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-13 11:39:07,921 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-13 11:39:07,921 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 11:39:07,921 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-13 11:39:07,921 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 11:39:07,921 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 11:39:07,922 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 11:39:07,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 11:39:07,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 11:39:07,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 11:39:07,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 11:39:07,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 11:39:07,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 11:39:07,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__1 [2020-10-13 11:39:07,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__2 [2020-10-13 11:39:07,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__3 [2020-10-13 11:39:07,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification9_spec__4 [2020-10-13 11:39:07,924 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 11:39:07,924 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 11:39:07,924 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 11:39:07,925 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 11:39:07,925 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-13 11:39:07,925 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-13 11:39:07,925 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-13 11:39:07,925 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 11:39:07,926 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-13 11:39:07,926 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-13 11:39:07,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-13 11:39:07,926 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-13 11:39:07,926 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-13 11:39:07,927 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-13 11:39:07,927 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-13 11:39:07,927 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-13 11:39:07,927 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-13 11:39:07,927 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-13 11:39:07,928 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-13 11:39:07,928 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-13 11:39:07,928 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-13 11:39:07,928 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-13 11:39:07,928 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-13 11:39:07,929 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-13 11:39:07,929 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-13 11:39:07,929 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-13 11:39:07,929 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-13 11:39:07,929 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-13 11:39:07,929 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-13 11:39:07,930 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-13 11:39:07,930 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-13 11:39:07,930 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 11:39:07,930 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-13 11:39:07,930 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-13 11:39:07,931 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-13 11:39:07,931 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-13 11:39:07,931 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-13 11:39:07,931 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-13 11:39:07,931 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-13 11:39:07,931 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-13 11:39:07,932 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-13 11:39:07,932 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-13 11:39:07,932 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-13 11:39:07,932 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-13 11:39:07,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 11:39:07,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 11:39:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 11:39:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-13 11:39:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-13 11:39:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 11:39:07,933 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-13 11:39:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-13 11:39:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-13 11:39:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-13 11:39:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-13 11:39:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-13 11:39:07,934 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-13 11:39:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-13 11:39:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-13 11:39:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-13 11:39:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-13 11:39:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-13 11:39:07,935 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-13 11:39:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-13 11:39:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-13 11:39:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-13 11:39:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 11:39:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-13 11:39:07,936 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-13 11:39:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-13 11:39:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 11:39:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-13 11:39:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 11:39:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__1 [2020-10-13 11:39:07,937 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__4 [2020-10-13 11:39:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 11:39:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 11:39:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 11:39:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 11:39:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 11:39:07,938 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 11:39:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 11:39:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 11:39:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 11:39:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 11:39:07,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 11:39:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 11:39:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 11:39:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 11:39:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 11:39:07,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 11:39:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 11:39:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 11:39:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 11:39:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 11:39:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 11:39:07,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 11:39:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 11:39:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 11:39:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-13 11:39:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-13 11:39:07,942 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-13 11:39:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__2 [2020-10-13 11:39:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification9_spec__3 [2020-10-13 11:39:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 11:39:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-13 11:39:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-13 11:39:07,943 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 11:39:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-13 11:39:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-13 11:39:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-13 11:39:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-13 11:39:07,944 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-13 11:39:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-13 11:39:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-13 11:39:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-13 11:39:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-13 11:39:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-13 11:39:07,945 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-13 11:39:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-13 11:39:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-13 11:39:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-13 11:39:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-13 11:39:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-13 11:39:07,946 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-13 11:39:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-13 11:39:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-13 11:39:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-13 11:39:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-13 11:39:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-13 11:39:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-13 11:39:07,947 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-13 11:39:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-13 11:39:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-13 11:39:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 11:39:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 11:39:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 11:39:09,738 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 11:39:09,738 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-13 11:39:09,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:39:09 BoogieIcfgContainer [2020-10-13 11:39:09,752 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 11:39:09,756 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 11:39:09,756 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 11:39:09,759 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 11:39:09,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:39:06" (1/3) ... [2020-10-13 11:39:09,761 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d35f50b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:39:09, skipping insertion in model container [2020-10-13 11:39:09,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:39:07" (2/3) ... [2020-10-13 11:39:09,761 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d35f50b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:39:09, skipping insertion in model container [2020-10-13 11:39:09,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:39:09" (3/3) ... [2020-10-13 11:39:09,763 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product11.cil.c [2020-10-13 11:39:09,773 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 11:39:09,782 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 11:39:09,796 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 11:39:09,823 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 11:39:09,824 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 11:39:09,824 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 11:39:09,824 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 11:39:09,824 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 11:39:09,824 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 11:39:09,824 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 11:39:09,825 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 11:39:09,863 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states. [2020-10-13 11:39:09,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-13 11:39:09,887 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:39:09,888 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:39:09,889 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:39:09,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:39:09,895 INFO L82 PathProgramCache]: Analyzing trace with hash -1577724025, now seen corresponding path program 1 times [2020-10-13 11:39:09,905 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:39:09,905 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1076456937] [2020-10-13 11:39:09,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:39:10,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:10,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:10,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:10,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:11,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:14,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:15,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:15,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-13 11:39:15,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:39:15,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-13 11:39:15,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:15,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:39:15,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-13 11:39:15,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 11:39:15,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 11:39:16,322 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-13 11:39:16,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:39:16,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:16,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:16,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:16,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:16,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:16,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-13 11:39:16,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:16,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:16,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:16,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:16,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:16,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:39:16,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:16,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:16,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:16,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:39:16,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:16,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:16,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:16,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:16,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:16,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:16,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:16,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:39:16,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:16,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:16,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:16,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:39:16,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:16,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:16,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:16,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:16,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:16,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:16,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:16,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:39:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:16,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:16,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:16,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:16,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:16,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:16,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:16,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:16,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:16,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:16,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:16,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:39:16,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:16,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:16,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:16,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:39:16,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:16,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:16,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:16,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:16,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:16,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:16,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:16,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 11:39:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:16,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:16,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:16,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:16,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:16,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:39:16,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:16,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:16,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:16,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:16,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:16,624 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-13 11:39:16,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:39:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:16,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:16,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:16,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:16,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:17,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:18,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:21,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:21,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-13 11:39:21,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:39:21,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 11:39:21,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:21,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:39:21,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:39:21,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 11:39:21,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:21,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:39:21,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:21,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:21,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:21,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:21,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:22,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:22,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 11:39:22,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 11:39:22,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 516 [2020-10-13 11:39:22,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:22,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:39:22,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 11:39:22,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 11:39:22,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:39:22,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:22,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:22,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:22,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:39:22,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:22,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:39:22,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:22,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:39:22,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:39:22,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 11:39:22,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:22,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 11:39:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:22,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:22,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:22,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:22,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 11:39:22,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:39:22,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-13 11:39:22,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:22,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:22,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 11:39:22,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:22,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:39:22,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 11:39:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:22,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:22,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:22,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:39:22,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:22,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:39:22,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:22,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:22,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:22,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:22,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 11:39:22,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-13 11:39:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:22,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:22,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:22,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:23,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:23,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:25,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:25,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-13 11:39:25,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:39:25,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3082 [2020-10-13 11:39:25,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:25,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:25,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 105 [2020-10-13 11:39:25,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:25,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:39:25,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:25,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:25,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:25,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:25,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:26,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:27,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:27,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-13 11:39:27,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 11:39:27,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1928 [2020-10-13 11:39:27,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:27,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:27,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:27,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:27,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:27,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:27,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:27,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:27,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:27,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 11:39:27,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:27,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:39:27,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:27,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:27,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:27,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:27,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:39:27,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:27,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:27,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:27,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:27,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:39:27,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:27,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:39:27,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:27,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:27,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:27,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:27,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:39:27,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:27,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:27,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:27,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:39:27,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:27,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:27,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:27,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:27,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:27,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:27,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:39:27,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:39:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:27,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:27,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:27,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:27,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:27,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:27,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:27,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:27,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:27,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:27,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:27,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:39:27,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:27,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:27,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:27,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 11:39:27,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:27,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:39:27,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:27,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:27,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:27,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:27,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 11:39:27,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:27,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:27,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:27,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:27,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:39:27,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:27,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:39:27,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:27,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:27,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:27,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:27,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:39:27,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:27,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:27,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:27,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:39:27,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:27,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:27,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:27,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:27,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:27,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:27,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:39:27,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:39:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:27,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:27,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:27,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:27,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:27,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:27,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:27,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:27,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:27,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:27,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:39:27,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-13 11:39:27,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:27,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:27,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:27,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:39:27,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:27,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:39:27,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:27,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:27,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:27,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:27,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:27,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-13 11:39:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:27,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:27,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:27,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:27,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 11:39:27,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:39:27,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 11:39:27,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:27,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:27,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:27,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:27,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:39:27,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:27,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:27,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:27,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:27,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:27,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:27,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:27,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:27,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:27,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:27,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:27,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:27,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:39:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:27,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:27,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:27,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:39:27,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:27,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:27,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:27,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:27,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:27,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:27,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:39:27,961 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-13 11:39:27,962 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1076456937] [2020-10-13 11:39:27,964 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:39:27,964 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 11:39:27,965 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522047779] [2020-10-13 11:39:27,971 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 11:39:27,971 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:39:27,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 11:39:27,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-13 11:39:27,988 INFO L87 Difference]: Start difference. First operand 756 states. Second operand 10 states. [2020-10-13 11:39:28,804 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-10-13 11:39:29,540 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-13 11:39:30,230 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-13 11:39:31,847 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-13 11:39:36,062 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-13 11:39:53,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:39:53,952 INFO L93 Difference]: Finished difference Result 1732 states and 3103 transitions. [2020-10-13 11:39:53,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 11:39:53,960 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 135 [2020-10-13 11:39:53,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:39:53,992 INFO L225 Difference]: With dead ends: 1732 [2020-10-13 11:39:53,993 INFO L226 Difference]: Without dead ends: 1125 [2020-10-13 11:39:54,001 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=119, Invalid=223, Unknown=0, NotChecked=0, Total=342 [2020-10-13 11:39:54,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2020-10-13 11:39:54,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 596. [2020-10-13 11:39:54,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 596 states. [2020-10-13 11:39:54,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 953 transitions. [2020-10-13 11:39:54,331 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 953 transitions. Word has length 135 [2020-10-13 11:39:54,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:39:54,332 INFO L479 AbstractCegarLoop]: Abstraction has 596 states and 953 transitions. [2020-10-13 11:39:54,332 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 11:39:54,332 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 953 transitions. [2020-10-13 11:39:54,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-13 11:39:54,343 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:39:54,343 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:39:54,344 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 11:39:54,344 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:39:54,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:39:54,344 INFO L82 PathProgramCache]: Analyzing trace with hash -1074929416, now seen corresponding path program 1 times [2020-10-13 11:39:54,345 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:39:54,345 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1215539322] [2020-10-13 11:39:54,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:39:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:54,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:54,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:54,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:54,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:55,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:55,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:56,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:58,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:58,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:58,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:59,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:59,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-13 11:39:59,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 11:39:59,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5040 [2020-10-13 11:39:59,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:59,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:39:59,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-13 11:39:59,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:39:59,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:00,132 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-13 11:40:00,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:40:00,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:00,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:00,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:00,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:00,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:00,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 11:40:00,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:00,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:00,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:40:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:00,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:00,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:00,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:40:00,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:00,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:00,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:00,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:00,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:00,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:00,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:00,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:40:00,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:00,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:00,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:00,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:40:00,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:00,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:00,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:00,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:00,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:00,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:00,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:00,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:40:00,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:00,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:00,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:00,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:00,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:00,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:00,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:00,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:00,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:00,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:00,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:00,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:40:00,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:00,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:00,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:00,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:40:00,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:00,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:00,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:00,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:00,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:00,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:00,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:00,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 11:40:00,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:00,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:00,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:00,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:00,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:00,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:00,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:00,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:00,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:00,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:00,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:00,393 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-13 11:40:00,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:40:00,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:00,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:00,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:00,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:00,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:00,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:02,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:05,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:05,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-13 11:40:05,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:40:05,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 11:40:05,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:05,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:40:05,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:40:05,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:40:05,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:05,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:40:05,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:05,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:05,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:05,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:05,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:05,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:05,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 11:40:05,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 11:40:05,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 202 [2020-10-13 11:40:05,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:05,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:40:05,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 11:40:05,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:40:05,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:05,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:05,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:05,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:05,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:05,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:40:05,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:40:05,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:40:05,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:05,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:05,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:05,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:05,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:05,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 11:40:05,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:05,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:05,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:05,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 11:40:05,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:05,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 11:40:05,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:05,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:40:05,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:40:05,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 11:40:05,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:05,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 11:40:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:05,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:05,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:05,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:40:05,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:05,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:40:05,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:05,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:40:05,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:05,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 11:40:05,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:05,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 11:40:05,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:05,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:05,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:05,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:05,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:08,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:08,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-13 11:40:08,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 11:40:08,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2300 [2020-10-13 11:40:08,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:08,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:08,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-13 11:40:08,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:08,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:08,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:08,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:08,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:08,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:08,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:08,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-13 11:40:09,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 11:40:09,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1343 [2020-10-13 11:40:09,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:09,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 11:40:09,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:40:09,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:09,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:40:09,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:09,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:09,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:40:09,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:09,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:40:09,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:09,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:09,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:40:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 11:40:09,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:40:09,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:09,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:40:09,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:09,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:09,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:40:09,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:09,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:40:09,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:09,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:09,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-13 11:40:09,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:40:09,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:09,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-13 11:40:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 11:40:09,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:40:09,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 11:40:09,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:09,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:09,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:09,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:40:09,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:40:09,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:09,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,697 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-13 11:40:09,698 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1215539322] [2020-10-13 11:40:09,698 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:40:09,698 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 11:40:09,698 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021139485] [2020-10-13 11:40:09,700 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 11:40:09,700 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:40:09,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 11:40:09,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-13 11:40:09,701 INFO L87 Difference]: Start difference. First operand 596 states and 953 transitions. Second operand 10 states. [2020-10-13 11:40:11,104 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-13 11:40:12,349 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-13 11:40:27,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:40:27,799 INFO L93 Difference]: Finished difference Result 1638 states and 2918 transitions. [2020-10-13 11:40:27,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-13 11:40:27,800 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 138 [2020-10-13 11:40:27,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:40:27,817 INFO L225 Difference]: With dead ends: 1638 [2020-10-13 11:40:27,818 INFO L226 Difference]: Without dead ends: 1125 [2020-10-13 11:40:27,826 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=142, Invalid=320, Unknown=0, NotChecked=0, Total=462 [2020-10-13 11:40:27,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2020-10-13 11:40:28,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 596. [2020-10-13 11:40:28,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 596 states. [2020-10-13 11:40:28,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 948 transitions. [2020-10-13 11:40:28,014 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 948 transitions. Word has length 138 [2020-10-13 11:40:28,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:40:28,015 INFO L479 AbstractCegarLoop]: Abstraction has 596 states and 948 transitions. [2020-10-13 11:40:28,015 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 11:40:28,015 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 948 transitions. [2020-10-13 11:40:28,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-13 11:40:28,020 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:40:28,020 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:40:28,020 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 11:40:28,020 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:40:28,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:40:28,021 INFO L82 PathProgramCache]: Analyzing trace with hash -1019730613, now seen corresponding path program 1 times [2020-10-13 11:40:28,021 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:40:28,021 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1408673336] [2020-10-13 11:40:28,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:40:28,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:28,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:28,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:28,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:28,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:28,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:30,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:30,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:32,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:32,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:33,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:33,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:33,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-13 11:40:33,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 11:40:33,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-13 11:40:33,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:33,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:40:33,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-13 11:40:33,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:40:33,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:33,822 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-13 11:40:33,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:40:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:33,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:33,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:33,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:33,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:33,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 11:40:33,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:33,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:33,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:33,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:33,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:33,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:40:33,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:33,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:33,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:33,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:40:33,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:33,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:33,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:33,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:33,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:33,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:33,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:33,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:40:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:33,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:33,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:33,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:40:33,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:33,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:33,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:33,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:33,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:33,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:33,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:33,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:40:33,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:33,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:33,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:33,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:33,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:33,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:33,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:33,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:33,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:33,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:33,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:33,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:40:33,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:33,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:33,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:33,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:40:33,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:33,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:33,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:33,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:33,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:33,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:33,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:33,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 11:40:33,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:33,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:33,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:33,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:33,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:33,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:33,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:33,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:33,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:33,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:33,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:34,210 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-13 11:40:34,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:40:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:34,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:34,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:34,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:34,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:36,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:36,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:36,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:39,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:39,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 149 [2020-10-13 11:40:39,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 11:40:39,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 11:40:39,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:39,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:40:39,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:40:39,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:40:39,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:39,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:40:39,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:39,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:39,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:39,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:39,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:39,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:39,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-13 11:40:39,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 11:40:39,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 227 [2020-10-13 11:40:39,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:39,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:40:39,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 11:40:39,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:40:39,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:39,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:39,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:39,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:39,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:40:39,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:39,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:40:39,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:39,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:40:39,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:40:39,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 11:40:39,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:39,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 11:40:39,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:39,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:39,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:39,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:39,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 11:40:39,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:40:39,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 11:40:39,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:39,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:39,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 11:40:39,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:39,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:39,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 11:40:39,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:39,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:39,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:39,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:40:39,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:39,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:39,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:39,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:39,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:39,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:39,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:39,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 11:40:39,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:39,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:39,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:39,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:39,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:41,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:41,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-13 11:40:41,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 11:40:41,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2263 [2020-10-13 11:40:41,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:41,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:41,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-13 11:40:41,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:41,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:41,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:41,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:41,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:41,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:41,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:42,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:43,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:43,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-13 11:40:43,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 11:40:43,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1804 [2020-10-13 11:40:43,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:43,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:43,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:43,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:43,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:43,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:43,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:43,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:43,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:43,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 11:40:43,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:43,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:40:43,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:43,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:43,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:43,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:43,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:43,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:43,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:43,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:43,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:40:43,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:43,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:43,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:43,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:43,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:43,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:43,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:43,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:43,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:43,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:43,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:40:43,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:43,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:43,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:43,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:43,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:43,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:43,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:43,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:40:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:43,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:43,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:43,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:43,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:43,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:43,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:43,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:43,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:43,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:43,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:43,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:40:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:43,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:43,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:43,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 11:40:43,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:43,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:40:43,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:43,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:43,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:43,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:43,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:43,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:43,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:43,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:43,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:40:43,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:43,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:43,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:43,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:43,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:43,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:43,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:43,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:43,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:43,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:43,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:40:43,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:43,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:43,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:43,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:43,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:43,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:43,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:43,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:40:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:43,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:43,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:43,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:43,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:43,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:43,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:43,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:43,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:43,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:43,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:43,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-13 11:40:43,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:43,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:43,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:43,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:40:43,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:43,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:43,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:43,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:43,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:43,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:43,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:43,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-13 11:40:43,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:43,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:43,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:43,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:43,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 11:40:43,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:40:43,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 11:40:43,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:43,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:43,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:43,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:43,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:43,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:43,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:43,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:43,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:43,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:43,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:43,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:43,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:43,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:43,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:43,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:43,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:40:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:43,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:43,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:43,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:40:43,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:43,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:43,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:43,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:43,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:43,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:43,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:43,967 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-13 11:40:43,967 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1408673336] [2020-10-13 11:40:43,967 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:40:43,967 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 11:40:43,968 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913553347] [2020-10-13 11:40:43,968 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 11:40:43,969 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:40:43,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 11:40:43,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-13 11:40:43,969 INFO L87 Difference]: Start difference. First operand 596 states and 948 transitions. Second operand 10 states. [2020-10-13 11:40:45,186 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-13 11:40:45,904 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-13 11:40:47,251 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-13 11:41:01,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:41:01,802 INFO L93 Difference]: Finished difference Result 1684 states and 2992 transitions. [2020-10-13 11:41:01,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 11:41:01,803 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 139 [2020-10-13 11:41:01,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:41:01,814 INFO L225 Difference]: With dead ends: 1684 [2020-10-13 11:41:01,814 INFO L226 Difference]: Without dead ends: 1125 [2020-10-13 11:41:01,818 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=119, Invalid=223, Unknown=0, NotChecked=0, Total=342 [2020-10-13 11:41:01,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2020-10-13 11:41:01,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 596. [2020-10-13 11:41:01,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 596 states. [2020-10-13 11:41:01,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 947 transitions. [2020-10-13 11:41:01,988 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 947 transitions. Word has length 139 [2020-10-13 11:41:01,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:41:01,989 INFO L479 AbstractCegarLoop]: Abstraction has 596 states and 947 transitions. [2020-10-13 11:41:01,989 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 11:41:01,989 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 947 transitions. [2020-10-13 11:41:01,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-13 11:41:01,993 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:41:01,994 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:41:01,994 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 11:41:01,994 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:41:01,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:41:01,994 INFO L82 PathProgramCache]: Analyzing trace with hash -108646931, now seen corresponding path program 1 times [2020-10-13 11:41:01,995 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:41:01,995 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [513624303] [2020-10-13 11:41:01,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:41:02,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:02,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:02,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:02,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:02,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:03,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:03,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:03,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:04,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:05,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:06,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-13 11:41:07,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 11:41:07,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-13 11:41:07,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:41:07,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-13 11:41:07,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 11:41:07,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,883 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-13 11:41:07,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:41:07,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:07,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-13 11:41:07,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:41:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:41:07,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:07,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:41:07,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:41:07,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:07,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:41:07,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:07,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:41:07,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:41:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:41:07,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:41:07,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 11:41:07,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:07,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:41:07,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:41:08,154 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-13 11:41:08,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:41:08,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:08,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:08,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:08,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:08,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:08,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:08,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:11,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:13,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:13,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-13 11:41:13,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 11:41:13,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-13 11:41:13,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:13,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:41:13,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 130 [2020-10-13 11:41:13,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:41:13,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:13,322 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-13 11:41:13,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:41:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:13,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:13,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:13,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:13,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:13,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:13,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:13,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-13 11:41:13,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:41:13,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 408 [2020-10-13 11:41:13,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:13,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:13,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:13,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:13,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:13,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:13,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:13,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:13,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:13,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:13,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:41:13,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:41:13,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:41:13,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:13,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:13,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:13,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:13,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:13,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:41:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:13,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:13,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:13,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:13,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 11:41:13,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:41:13,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 11:41:13,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:13,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:13,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:13,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:13,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:13,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 11:41:13,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:13,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:13,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:13,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:41:13,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:13,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:41:13,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:13,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:13,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:13,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:13,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:13,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 11:41:13,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:13,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:13,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:13,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:15,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:15,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-13 11:41:15,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 11:41:15,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2163 [2020-10-13 11:41:15,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:15,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:41:15,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-13 11:41:15,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:41:15,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:15,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:15,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:15,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:15,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:16,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:16,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:16,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-13 11:41:16,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 11:41:16,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 949 [2020-10-13 11:41:16,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:16,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:41:16,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-13 11:41:16,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:41:16,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:16,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:16,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:16,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:16,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:16,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 11:41:16,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:16,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:41:16,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:16,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:16,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:16,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:16,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:16,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:16,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:16,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:16,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:16,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:41:16,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:16,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:16,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:16,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:16,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:16,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:16,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:16,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:16,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:16,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:16,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:41:16,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:16,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:16,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:16,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:16,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:16,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:16,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:16,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:41:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:16,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:16,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:16,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:16,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:16,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:16,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:16,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:16,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:16,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:16,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:16,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:41:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:16,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:16,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:16,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 11:41:16,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:16,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:41:16,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:16,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:16,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:16,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:16,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:16,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:16,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:16,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:16,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:16,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:41:16,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:16,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:41:16,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:16,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:16,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:16,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:16,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:16,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:16,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:16,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:16,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:41:16,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:16,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:16,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:16,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:16,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:16,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:16,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:16,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:41:16,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:16,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:16,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:16,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:16,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:16,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:16,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:16,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:16,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:16,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:16,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:16,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-13 11:41:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:16,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:16,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:16,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:41:16,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:16,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:41:16,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:16,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:16,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:16,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:16,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:16,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-13 11:41:16,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:16,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:17,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:17,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 11:41:17,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:17,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 11:41:17,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:17,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:41:17,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 11:41:17,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:41:17,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:17,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:17,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:17,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:17,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:17,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:17,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:41:17,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:17,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:17,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:17,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:17,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:17,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:41:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:17,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:17,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:17,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:41:17,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:17,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:41:17,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:17,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:41:17,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:17,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:41:17,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:17,144 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-13 11:41:17,144 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [513624303] [2020-10-13 11:41:17,144 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:41:17,144 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:41:17,145 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825866826] [2020-10-13 11:41:17,145 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:41:17,145 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:41:17,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:41:17,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:41:17,146 INFO L87 Difference]: Start difference. First operand 596 states and 947 transitions. Second operand 11 states. [2020-10-13 11:41:19,311 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-13 11:41:20,990 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-13 11:41:27,132 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-13 11:41:27,809 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-13 11:41:28,059 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-10-13 11:41:47,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:41:47,558 INFO L93 Difference]: Finished difference Result 1634 states and 2936 transitions. [2020-10-13 11:41:47,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 11:41:47,559 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 140 [2020-10-13 11:41:47,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:41:47,568 INFO L225 Difference]: With dead ends: 1634 [2020-10-13 11:41:47,568 INFO L226 Difference]: Without dead ends: 1131 [2020-10-13 11:41:47,572 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=144, Invalid=318, Unknown=0, NotChecked=0, Total=462 [2020-10-13 11:41:47,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1131 states. [2020-10-13 11:41:47,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1131 to 600. [2020-10-13 11:41:47,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 600 states. [2020-10-13 11:41:47,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 952 transitions. [2020-10-13 11:41:47,757 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 952 transitions. Word has length 140 [2020-10-13 11:41:47,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:41:47,760 INFO L479 AbstractCegarLoop]: Abstraction has 600 states and 952 transitions. [2020-10-13 11:41:47,760 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:41:47,760 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 952 transitions. [2020-10-13 11:41:47,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-13 11:41:47,766 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:41:47,766 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:41:47,766 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 11:41:47,767 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:41:47,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:41:47,767 INFO L82 PathProgramCache]: Analyzing trace with hash 1264714386, now seen corresponding path program 1 times [2020-10-13 11:41:47,767 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:41:47,767 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1481545276] [2020-10-13 11:41:47,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:41:47,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:47,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:47,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:47,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:48,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:48,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:50,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:50,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:51,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:51,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:52,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:52,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:52,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-13 11:41:52,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 11:41:52,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-13 11:41:52,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:52,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:41:52,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-13 11:41:52,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 11:41:52,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:53,563 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-13 11:41:53,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:41:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:53,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:53,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:53,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:53,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:53,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 11:41:53,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:53,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:53,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:53,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:53,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:53,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:41:53,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:53,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:53,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:53,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:41:53,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:53,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:53,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:53,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:53,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:53,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:53,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:53,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:41:53,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:53,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:53,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:53,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:41:53,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:53,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:53,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:53,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:53,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:53,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:53,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:53,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:41:53,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:53,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:53,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:53,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:53,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:53,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:53,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:53,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:53,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:53,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:53,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:53,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:41:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:53,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:53,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:53,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:41:53,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:53,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:53,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:53,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:53,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:53,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:53,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:53,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 11:41:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:53,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:53,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:53,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:53,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:53,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:41:53,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:53,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:53,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:53,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:53,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:53,806 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-13 11:41:53,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:41:53,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:53,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:53,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:53,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:53,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:55,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:55,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:58,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:58,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 155 [2020-10-13 11:41:58,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:41:58,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-13 11:41:58,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:58,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:41:58,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 11:41:58,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 11:41:58,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:58,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:41:58,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:58,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:58,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:58,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:58,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:59,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:59,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-13 11:41:59,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 11:41:59,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 198 [2020-10-13 11:41:59,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:59,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:41:59,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 11:41:59,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 11:41:59,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:59,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:59,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:59,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:59,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:59,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:59,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:41:59,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:41:59,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:41:59,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:59,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:59,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:59,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:59,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:59,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:41:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:59,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:59,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:59,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 11:41:59,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:59,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 11:41:59,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:59,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:41:59,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:41:59,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 11:41:59,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:59,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 11:41:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:59,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:59,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:59,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:41:59,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:59,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:41:59,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:59,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:41:59,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:59,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 11:41:59,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:59,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 11:41:59,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:59,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:59,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:59,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:00,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:00,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-13 11:42:00,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 11:42:00,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 813 [2020-10-13 11:42:00,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:00,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:00,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 115 [2020-10-13 11:42:00,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:00,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:00,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:42:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:00,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:00,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:00,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:00,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:00,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-13 11:42:00,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 11:42:00,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 542 [2020-10-13 11:42:00,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:00,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:00,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:00,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:00,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:00,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:42:00,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:00,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:00,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:00,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 11:42:00,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:00,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:42:00,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:00,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:00,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:00,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:00,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:00,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:42:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:00,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:00,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:00,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:42:00,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:00,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:42:00,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:00,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:00,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:00,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:00,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:00,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:42:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:00,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:00,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:00,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:42:00,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:00,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:42:00,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:00,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:00,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:00,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:00,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:00,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:42:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:00,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:00,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:00,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:42:00,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:00,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:42:00,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:00,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:00,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:00,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:00,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:00,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:42:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:00,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:00,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:00,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 11:42:00,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:00,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:42:00,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:00,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:00,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:00,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:00,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:00,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:42:00,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:00,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:00,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:00,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:42:00,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:00,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:42:00,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:00,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:00,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:00,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:00,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:00,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:42:00,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:00,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:00,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:00,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:42:00,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:00,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:42:00,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:00,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:00,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:00,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:00,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:00,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:42:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:00,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:00,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:00,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:42:00,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:00,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:42:00,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:00,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:00,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:00,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:00,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:00,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-13 11:42:00,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:00,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:00,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:00,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:42:00,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:00,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:42:00,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:00,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:00,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:00,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:00,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:00,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-13 11:42:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:00,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:00,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:00,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 11:42:00,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:00,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:42:00,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:00,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:00,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:00,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:00,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:00,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:42:00,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:00,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:00,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:00,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:42:00,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:00,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:42:00,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:00,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:00,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:00,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:00,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:00,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:42:00,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:00,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:00,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:00,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:42:00,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:00,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:42:00,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:00,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:00,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:00,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:00,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:00,758 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-13 11:42:00,759 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1481545276] [2020-10-13 11:42:00,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:42:00,759 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 11:42:00,759 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165254660] [2020-10-13 11:42:00,760 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 11:42:00,760 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:42:00,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 11:42:00,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-13 11:42:00,761 INFO L87 Difference]: Start difference. First operand 600 states and 952 transitions. Second operand 10 states. [2020-10-13 11:42:02,265 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-13 11:42:03,633 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-13 11:42:07,507 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-13 11:42:23,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:42:23,257 INFO L93 Difference]: Finished difference Result 1646 states and 2923 transitions. [2020-10-13 11:42:23,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-13 11:42:23,259 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 145 [2020-10-13 11:42:23,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:42:23,267 INFO L225 Difference]: With dead ends: 1646 [2020-10-13 11:42:23,267 INFO L226 Difference]: Without dead ends: 1129 [2020-10-13 11:42:23,270 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=142, Invalid=320, Unknown=0, NotChecked=0, Total=462 [2020-10-13 11:42:23,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1129 states. [2020-10-13 11:42:23,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1129 to 600. [2020-10-13 11:42:23,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 600 states. [2020-10-13 11:42:23,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 600 states and 947 transitions. [2020-10-13 11:42:23,410 INFO L78 Accepts]: Start accepts. Automaton has 600 states and 947 transitions. Word has length 145 [2020-10-13 11:42:23,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:42:23,411 INFO L479 AbstractCegarLoop]: Abstraction has 600 states and 947 transitions. [2020-10-13 11:42:23,411 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 11:42:23,411 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 947 transitions. [2020-10-13 11:42:23,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-13 11:42:23,415 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:42:23,415 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:42:23,415 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 11:42:23,416 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:42:23,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:42:23,416 INFO L82 PathProgramCache]: Analyzing trace with hash 1984254852, now seen corresponding path program 1 times [2020-10-13 11:42:23,416 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:42:23,416 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1700481385] [2020-10-13 11:42:23,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:42:23,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:23,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:23,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:23,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:23,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:24,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:24,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:25,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:26,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:26,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:26,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:28,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:28,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-13 11:42:28,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-13 11:42:28,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5031 [2020-10-13 11:42:28,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:28,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:42:28,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-13 11:42:28,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 11:42:28,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:29,223 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-13 11:42:29,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:42:29,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:29,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:29,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:29,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:42:29,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:29,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 11:42:29,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:29,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:29,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:29,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:29,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:29,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:42:29,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:29,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:29,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:29,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:42:29,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:29,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:42:29,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:29,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:29,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:29,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:29,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:29,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:42:29,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:29,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:29,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:29,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:42:29,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:29,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:42:29,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:29,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:29,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:29,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:29,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:29,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:42:29,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:29,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:29,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:29,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:42:29,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:29,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:42:29,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:29,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:29,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:29,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:29,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:29,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:42:29,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:29,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:29,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:29,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:42:29,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:29,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:42:29,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:29,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:29,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:29,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:29,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:29,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 11:42:29,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:29,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:29,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:29,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:42:29,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:29,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:42:29,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:29,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:29,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:29,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:29,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:29,466 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-13 11:42:29,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:42:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:29,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:29,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:29,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:29,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:29,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:29,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:34,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:34,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 156 [2020-10-13 11:42:34,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:42:34,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-13 11:42:34,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:34,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:42:34,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:42:34,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 11:42:34,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:34,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:42:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:34,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:34,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:34,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:34,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:34,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:34,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-13 11:42:34,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 11:42:34,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 146 [2020-10-13 11:42:34,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:34,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:42:34,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 11:42:34,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 11:42:34,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:34,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:42:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:34,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:34,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:34,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:42:34,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:34,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:42:34,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:34,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:42:34,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:42:34,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 11:42:34,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:34,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:42:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:34,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:34,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:34,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:34,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 11:42:34,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:42:34,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 11:42:34,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:34,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:34,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 11:42:34,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:34,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:34,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 11:42:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:34,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:34,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:34,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:42:34,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:34,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:42:34,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:34,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:34,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:34,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:34,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:34,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-13 11:42:34,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:34,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:34,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:34,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:35,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:35,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-13 11:42:35,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 11:42:35,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1002 [2020-10-13 11:42:35,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:35,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:35,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 115 [2020-10-13 11:42:35,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:35,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:35,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:42:35,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:35,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:35,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:35,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:36,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:36,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-13 11:42:36,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 11:42:36,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 481 [2020-10-13 11:42:36,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:36,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:36,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:36,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:36,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:36,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:42:36,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:36,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:36,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:36,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 11:42:36,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:36,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:42:36,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:36,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:36,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:36,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:36,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:36,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:42:36,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:36,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:36,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:36,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:42:36,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:36,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:42:36,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:36,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:36,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:36,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:36,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:36,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:42:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:36,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:36,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:36,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:42:36,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:36,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:42:36,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:36,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:36,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:36,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:36,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:36,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:42:36,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:36,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:36,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:36,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:42:36,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:36,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:42:36,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:36,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:36,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:36,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:36,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:36,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-13 11:42:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:36,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:36,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:36,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 11:42:36,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:36,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:42:36,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:36,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:36,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:36,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:36,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:36,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:42:36,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:36,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:36,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:36,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:42:36,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:36,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:42:36,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:36,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:36,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:36,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:36,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:36,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:42:36,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:36,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:36,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:36,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:42:36,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:36,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:42:36,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:36,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:36,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:36,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:36,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:36,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:42:36,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:36,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:36,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:36,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:42:36,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:36,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:42:36,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:36,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:36,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:36,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:36,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:36,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-13 11:42:36,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:36,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:36,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:36,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:42:36,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:36,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:42:36,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:36,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:36,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:36,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:36,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:36,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-13 11:42:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:36,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:36,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:36,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 11:42:36,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:36,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:42:36,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:36,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:36,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:36,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:36,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:36,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:42:36,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:36,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:36,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:36,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:42:36,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:36,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:42:36,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:36,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:36,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:36,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:36,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:36,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:42:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:42:36,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:42:36,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:42:36,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:42:36,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:42:36,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:42:36,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:42:36,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:42:36,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:42:36,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:42:36,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:42:36,507 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-13 11:42:36,507 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1700481385] [2020-10-13 11:42:36,507 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:42:36,507 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 11:42:36,508 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146565548] [2020-10-13 11:42:36,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 11:42:36,508 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:42:36,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 11:42:36,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-13 11:42:36,509 INFO L87 Difference]: Start difference. First operand 600 states and 947 transitions. Second operand 10 states. [2020-10-13 11:42:37,736 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-13 11:42:38,422 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-13 11:42:39,677 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 127