java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 00:14:01,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 00:14:01,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 00:14:01,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 00:14:01,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 00:14:01,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 00:14:01,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 00:14:01,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 00:14:01,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 00:14:01,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 00:14:01,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 00:14:01,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 00:14:01,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 00:14:01,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 00:14:01,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 00:14:01,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 00:14:01,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 00:14:01,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 00:14:01,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 00:14:01,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 00:14:01,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 00:14:01,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 00:14:01,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 00:14:01,701 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 00:14:01,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 00:14:01,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 00:14:01,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 00:14:01,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 00:14:01,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 00:14:01,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 00:14:01,707 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 00:14:01,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 00:14:01,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 00:14:01,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 00:14:01,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 00:14:01,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 00:14:01,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 00:14:01,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 00:14:01,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 00:14:01,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 00:14:01,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 00:14:01,717 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-19 00:14:01,742 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 00:14:01,742 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 00:14:01,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 00:14:01,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 00:14:01,745 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 00:14:01,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 00:14:01,746 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 00:14:01,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 00:14:01,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 00:14:01,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 00:14:01,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 00:14:01,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 00:14:01,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 00:14:01,748 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 00:14:01,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 00:14:01,749 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 00:14:01,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 00:14:01,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 00:14:01,749 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 00:14:01,750 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 00:14:01,750 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 00:14:01,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 00:14:01,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 00:14:01,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 00:14:01,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 00:14:01,751 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 00:14:01,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 00:14:01,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 00:14:01,752 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> ReUseSupersetCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 00:14:01,799 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 00:14:01,811 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 00:14:01,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 00:14:01,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 00:14:01,819 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 00:14:01,819 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2019-09-19 00:14:01,889 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69a817746/ef9c0f2d289d4f28ac17183b622b0d68/FLAGe943fa8bb [2019-09-19 00:14:02,474 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 00:14:02,475 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2019-09-19 00:14:02,493 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69a817746/ef9c0f2d289d4f28ac17183b622b0d68/FLAGe943fa8bb [2019-09-19 00:14:02,725 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69a817746/ef9c0f2d289d4f28ac17183b622b0d68 [2019-09-19 00:14:02,734 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 00:14:02,736 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 00:14:02,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 00:14:02,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 00:14:02,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 00:14:02,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:14:02" (1/1) ... [2019-09-19 00:14:02,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b5913bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:14:02, skipping insertion in model container [2019-09-19 00:14:02,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:14:02" (1/1) ... [2019-09-19 00:14:02,753 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 00:14:02,793 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 00:14:03,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 00:14:03,233 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 00:14:03,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 00:14:03,349 INFO L192 MainTranslator]: Completed translation [2019-09-19 00:14:03,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:14:03 WrapperNode [2019-09-19 00:14:03,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 00:14:03,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 00:14:03,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 00:14:03,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 00:14:03,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:14:03" (1/1) ... [2019-09-19 00:14:03,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:14:03" (1/1) ... [2019-09-19 00:14:03,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:14:03" (1/1) ... [2019-09-19 00:14:03,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:14:03" (1/1) ... [2019-09-19 00:14:03,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:14:03" (1/1) ... [2019-09-19 00:14:03,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:14:03" (1/1) ... [2019-09-19 00:14:03,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:14:03" (1/1) ... [2019-09-19 00:14:03,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 00:14:03,454 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 00:14:03,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 00:14:03,455 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 00:14:03,456 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:14:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-09-19 00:14:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 00:14:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 00:14:03,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 00:14:03,509 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 00:14:03,509 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 00:14:03,509 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 00:14:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 00:14:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 00:14:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 00:14:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 00:14:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-19 00:14:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-19 00:14:03,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-19 00:14:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 00:14:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 00:14:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 00:14:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 00:14:03,511 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 00:14:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 00:14:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 00:14:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 00:14:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 00:14:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 00:14:03,512 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 00:14:03,513 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 00:14:03,513 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 00:14:03,513 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 00:14:03,513 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 00:14:03,513 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 00:14:03,513 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 00:14:03,514 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 00:14:03,514 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 00:14:03,514 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 00:14:03,514 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 00:14:03,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 00:14:03,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 00:14:03,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 00:14:03,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 00:14:03,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 00:14:03,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 00:14:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 00:14:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 00:14:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 00:14:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 00:14:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 00:14:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 00:14:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 00:14:03,516 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 00:14:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 00:14:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 00:14:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 00:14:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 00:14:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 00:14:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-19 00:14:03,517 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-19 00:14:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-19 00:14:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 00:14:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 00:14:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 00:14:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 00:14:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 00:14:03,518 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 00:14:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 00:14:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 00:14:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 00:14:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 00:14:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 00:14:03,519 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 00:14:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 00:14:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 00:14:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 00:14:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 00:14:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 00:14:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 00:14:03,520 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 00:14:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 00:14:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 00:14:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 00:14:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 00:14:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 00:14:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 00:14:03,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 00:14:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 00:14:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 00:14:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 00:14:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 00:14:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 00:14:03,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 00:14:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 00:14:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 00:14:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 00:14:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 00:14:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 00:14:03,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 00:14:05,097 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 00:14:05,097 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 00:14:05,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:14:05 BoogieIcfgContainer [2019-09-19 00:14:05,098 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 00:14:05,099 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 00:14:05,099 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 00:14:05,099 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 00:14:05,100 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:14:05" (1/1) ... [2019-09-19 00:14:05,101 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 00:14:05,128 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 00:14:05,128 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 00:14:05,140 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 00:14:05,153 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 00:14:05,154 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 00:14:18,200 WARN L191 SmtUtils]: Spent 12.92 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:14:30,597 WARN L191 SmtUtils]: Spent 12.39 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:14:54,409 WARN L191 SmtUtils]: Spent 14.85 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 00:14:56,112 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 00:15:00,022 WARN L191 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 00:15:00,031 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 432 for LOIs [2019-09-19 00:15:01,895 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:15:03,763 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:15:05,633 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:15:07,450 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:15:09,352 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 00:15:11,206 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 00:15:13,046 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:15:14,866 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:15:14,872 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 432 for LOIs [2019-09-19 00:15:16,715 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 00:15:18,577 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 00:15:18,585 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 432 for LOIs [2019-09-19 00:15:22,360 WARN L191 SmtUtils]: Spent 3.71 s on a formula simplification. DAG size of input: 433 DAG size of output: 427 [2019-09-19 00:15:24,149 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-19 00:15:35,029 WARN L191 SmtUtils]: Spent 10.83 s on a formula simplification. DAG size of input: 451 DAG size of output: 450 [2019-09-19 00:15:40,344 WARN L191 SmtUtils]: Spent 5.31 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 00:15:51,064 WARN L191 SmtUtils]: Spent 10.72 s on a formula simplification. DAG size of input: 451 DAG size of output: 450 [2019-09-19 00:15:56,397 WARN L191 SmtUtils]: Spent 5.33 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 00:16:07,144 WARN L191 SmtUtils]: Spent 10.75 s on a formula simplification. DAG size of input: 451 DAG size of output: 450 [2019-09-19 00:16:12,475 WARN L191 SmtUtils]: Spent 5.33 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 00:16:23,290 WARN L191 SmtUtils]: Spent 10.81 s on a formula simplification. DAG size of input: 451 DAG size of output: 450 [2019-09-19 00:16:28,599 WARN L191 SmtUtils]: Spent 5.31 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 00:16:38,961 WARN L191 SmtUtils]: Spent 10.27 s on a formula simplification. DAG size of input: 435 DAG size of output: 430 [2019-09-19 00:16:44,117 WARN L191 SmtUtils]: Spent 5.15 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 00:17:03,815 WARN L191 SmtUtils]: Spent 19.68 s on a formula simplification. DAG size of input: 470 DAG size of output: 465 [2019-09-19 00:17:12,314 WARN L191 SmtUtils]: Spent 8.50 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 00:17:20,781 WARN L191 SmtUtils]: Spent 8.40 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 00:17:29,241 WARN L191 SmtUtils]: Spent 8.46 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 00:17:46,740 WARN L191 SmtUtils]: Spent 17.48 s on a formula simplification. DAG size of input: 443 DAG size of output: 435 [2019-09-19 00:17:55,097 WARN L191 SmtUtils]: Spent 8.36 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 00:17:56,515 WARN L191 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 444 DAG size of output: 1 [2019-09-19 00:18:13,864 WARN L191 SmtUtils]: Spent 17.35 s on a formula simplification. DAG size of input: 449 DAG size of output: 439 [2019-09-19 00:18:22,521 WARN L191 SmtUtils]: Spent 8.66 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-19 00:18:24,509 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 441 DAG size of output: 1 [2019-09-19 00:18:26,491 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 437 DAG size of output: 1 [2019-09-19 00:18:43,756 WARN L191 SmtUtils]: Spent 17.26 s on a formula simplification. DAG size of input: 446 DAG size of output: 443 [2019-09-19 00:18:52,365 WARN L191 SmtUtils]: Spent 8.61 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:19:09,464 WARN L191 SmtUtils]: Spent 17.09 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-19 00:19:17,855 WARN L191 SmtUtils]: Spent 8.39 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 00:19:33,174 WARN L191 SmtUtils]: Spent 15.28 s on a formula simplification. DAG size of input: 438 DAG size of output: 431 [2019-09-19 00:19:38,211 WARN L191 SmtUtils]: Spent 5.04 s on a formula simplification that was a NOOP. DAG size: 431 [2019-09-19 00:19:48,638 WARN L191 SmtUtils]: Spent 10.42 s on a formula simplification. DAG size of input: 454 DAG size of output: 432 [2019-09-19 00:19:53,696 WARN L191 SmtUtils]: Spent 5.06 s on a formula simplification that was a NOOP. DAG size: 432 [2019-09-19 00:20:03,973 WARN L191 SmtUtils]: Spent 10.25 s on a formula simplification. DAG size of input: 437 DAG size of output: 429 [2019-09-19 00:20:09,083 WARN L191 SmtUtils]: Spent 5.11 s on a formula simplification that was a NOOP. DAG size: 429 [2019-09-19 00:20:26,313 WARN L191 SmtUtils]: Spent 17.23 s on a formula simplification. DAG size of input: 459 DAG size of output: 442 [2019-09-19 00:20:34,570 WARN L191 SmtUtils]: Spent 8.26 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 00:20:42,845 WARN L191 SmtUtils]: Spent 8.27 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 00:20:51,128 WARN L191 SmtUtils]: Spent 8.28 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 00:21:08,206 WARN L191 SmtUtils]: Spent 17.07 s on a formula simplification. DAG size of input: 446 DAG size of output: 438 [2019-09-19 00:21:16,538 WARN L191 SmtUtils]: Spent 8.33 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-19 00:21:34,402 WARN L191 SmtUtils]: Spent 17.86 s on a formula simplification. DAG size of input: 458 DAG size of output: 443 [2019-09-19 00:21:36,331 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:21:38,287 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 00:21:40,212 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 00:21:48,606 WARN L191 SmtUtils]: Spent 8.36 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 00:22:00,257 WARN L191 SmtUtils]: Spent 11.61 s on a formula simplification. DAG size of input: 460 DAG size of output: 444 [2019-09-19 00:22:05,131 WARN L191 SmtUtils]: Spent 4.87 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 00:22:09,988 WARN L191 SmtUtils]: Spent 4.86 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 00:22:14,841 WARN L191 SmtUtils]: Spent 4.85 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 00:22:21,615 WARN L191 SmtUtils]: Spent 6.77 s on a formula simplification. DAG size of input: 445 DAG size of output: 443 [2019-09-19 00:22:23,161 WARN L191 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:22:34,303 WARN L191 SmtUtils]: Spent 11.04 s on a formula simplification. DAG size of input: 452 DAG size of output: 443 [2019-09-19 00:22:38,774 WARN L191 SmtUtils]: Spent 4.47 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:22:49,413 WARN L191 SmtUtils]: Spent 10.62 s on a formula simplification. DAG size of input: 486 DAG size of output: 477 [2019-09-19 00:22:51,383 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-19 00:23:13,818 WARN L191 SmtUtils]: Spent 22.43 s on a formula simplification. DAG size of input: 503 DAG size of output: 488 [2019-09-19 00:23:20,193 WARN L191 SmtUtils]: Spent 6.37 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-19 00:23:47,404 WARN L191 SmtUtils]: Spent 27.21 s on a formula simplification. DAG size of input: 509 DAG size of output: 488 [2019-09-19 00:23:53,777 WARN L191 SmtUtils]: Spent 6.37 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-19 00:24:13,550 WARN L191 SmtUtils]: Spent 19.76 s on a formula simplification. DAG size of input: 494 DAG size of output: 492 [2019-09-19 00:24:13,760 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 00:24:13,993 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2019-09-19 00:24:14,445 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 31 [2019-09-19 00:24:23,212 WARN L191 SmtUtils]: Spent 8.42 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 00:24:23,544 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 35 [2019-09-19 00:24:24,380 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2019-09-19 00:24:24,657 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2019-09-19 00:24:24,863 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 26 [2019-09-19 00:24:25,296 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 39 [2019-09-19 00:24:25,651 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 43 [2019-09-19 00:24:25,959 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 41 [2019-09-19 00:24:26,106 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 41 [2019-09-19 00:24:26,258 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 41 [2019-09-19 00:24:43,741 WARN L191 SmtUtils]: Spent 16.85 s on a formula simplification. DAG size of input: 456 DAG size of output: 452 [2019-09-19 00:24:44,035 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 31 [2019-09-19 00:24:44,742 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 42 [2019-09-19 00:24:44,875 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 00:24:45,378 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 35 [2019-09-19 00:24:45,651 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 37 [2019-09-19 00:24:50,113 WARN L191 SmtUtils]: Spent 3.93 s on a formula simplification. DAG size of input: 460 DAG size of output: 460 [2019-09-19 00:24:52,080 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-19 00:25:02,539 WARN L191 SmtUtils]: Spent 10.42 s on a formula simplification. DAG size of input: 437 DAG size of output: 430 [2019-09-19 00:25:18,501 WARN L191 SmtUtils]: Spent 15.95 s on a formula simplification. DAG size of input: 468 DAG size of output: 464 [2019-09-19 00:25:25,505 WARN L191 SmtUtils]: Spent 7.00 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 00:25:27,955 WARN L191 SmtUtils]: Spent 2.39 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 00:25:35,912 WARN L191 SmtUtils]: Spent 7.85 s on a formula simplification. DAG size of input: 444 DAG size of output: 443 [2019-09-19 00:25:48,866 WARN L191 SmtUtils]: Spent 12.93 s on a formula simplification. DAG size of input: 524 DAG size of output: 484 [2019-09-19 00:25:50,858 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-19 00:26:09,927 WARN L191 SmtUtils]: Spent 19.07 s on a formula simplification. DAG size of input: 510 DAG size of output: 495 [2019-09-19 00:26:15,456 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 495 [2019-09-19 00:26:39,184 WARN L191 SmtUtils]: Spent 23.73 s on a formula simplification. DAG size of input: 526 DAG size of output: 497 [2019-09-19 00:26:44,961 WARN L191 SmtUtils]: Spent 5.78 s on a formula simplification that was a NOOP. DAG size: 497 [2019-09-19 00:27:02,846 WARN L191 SmtUtils]: Spent 17.86 s on a formula simplification. DAG size of input: 500 DAG size of output: 497 [2019-09-19 00:27:03,262 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-09-19 00:27:03,618 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2019-09-19 00:27:03,725 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 00:27:03,962 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 62 [2019-09-19 00:27:04,066 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-19 00:27:04,312 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 62 [2019-09-19 00:27:04,424 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-19 00:27:04,645 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-09-19 00:27:08,974 WARN L191 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 468 DAG size of output: 468 [2019-09-19 00:27:11,036 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 00:27:11,153 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 33 [2019-09-19 00:27:21,656 WARN L191 SmtUtils]: Spent 10.40 s on a formula simplification. DAG size of input: 437 DAG size of output: 430