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 TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:49:32,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:49:32,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:49:32,991 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:49:32,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:49:32,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:49:32,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:49:33,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:49:33,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:49:33,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:49:33,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:49:33,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:49:33,011 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:49:33,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:49:33,013 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:49:33,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:49:33,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:49:33,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:49:33,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:49:33,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:49:33,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:49:33,021 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:49:33,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:49:33,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:49:33,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:49:33,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:49:33,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:49:33,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:49:33,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:49:33,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:49:33,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:49:33,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:49:33,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:49:33,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:49:33,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:49:33,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:49:33,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:49:33,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:49:33,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:49:33,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:49:33,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:49:33,041 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 23:49:33,055 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:49:33,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:49:33,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:49:33,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:49:33,057 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:49:33,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:49:33,057 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:49:33,058 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:49:33,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:49:33,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:49:33,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:49:33,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:49:33,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:49:33,059 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:49:33,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:49:33,059 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:49:33,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:49:33,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:49:33,060 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:49:33,060 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:49:33,060 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:49:33,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:49:33,061 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:49:33,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:49:33,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:49:33,061 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:49:33,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:49:33,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:49:33,062 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 -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 23:49:33,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:49:33,124 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:49:33,127 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:49:33,129 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:49:33,129 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:49:33,130 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product60.cil.c [2019-09-19 23:49:33,198 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8553f7cdf/032904dfbec04bda85038a01744e36e2/FLAGbfd577ed0 [2019-09-19 23:49:33,703 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:49:33,703 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product60.cil.c [2019-09-19 23:49:33,728 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8553f7cdf/032904dfbec04bda85038a01744e36e2/FLAGbfd577ed0 [2019-09-19 23:49:34,052 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8553f7cdf/032904dfbec04bda85038a01744e36e2 [2019-09-19 23:49:34,061 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:49:34,063 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:49:34,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:49:34,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:49:34,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:49:34,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:49:34" (1/1) ... [2019-09-19 23:49:34,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c9a95ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:49:34, skipping insertion in model container [2019-09-19 23:49:34,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:49:34" (1/1) ... [2019-09-19 23:49:34,075 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:49:34,135 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:49:34,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:49:34,543 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:49:34,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:49:34,688 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:49:34,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:49:34 WrapperNode [2019-09-19 23:49:34,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:49:34,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:49:34,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:49:34,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:49:34,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:49:34" (1/1) ... [2019-09-19 23:49:34,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:49:34" (1/1) ... [2019-09-19 23:49:34,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:49:34" (1/1) ... [2019-09-19 23:49:34,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:49:34" (1/1) ... [2019-09-19 23:49:34,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:49:34" (1/1) ... [2019-09-19 23:49:34,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:49:34" (1/1) ... [2019-09-19 23:49:34,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:49:34" (1/1) ... [2019-09-19 23:49:34,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:49:34,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:49:34,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:49:34,783 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:49:34,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:49:34" (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 23:49:34,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:49:34,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:49:34,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:49:34,846 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:49:34,846 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:49:34,846 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:49:34,846 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:49:34,847 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:49:34,847 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:49:34,847 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:49:34,847 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:49:34,847 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:49:34,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:49:34,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:49:34,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:49:34,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:49:34,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:49:34,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:49:34,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-19 23:49:34,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:49:34,849 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:49:34,849 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 23:49:34,849 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:49:34,849 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:49:34,850 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 23:49:34,850 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:49:34,850 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:49:34,850 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:49:34,850 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:49:34,850 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:49:34,851 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 23:49:34,851 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 23:49:34,851 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 23:49:34,851 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 23:49:34,851 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:49:34,851 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:49:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:49:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:49:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:49:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:49:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:49:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 23:49:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 23:49:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:49:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:49:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:49:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:49:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:49:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:49:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:49:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:49:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:49:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:49:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:49:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:49:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:49:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:49:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:49:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:49:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:49:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:49:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:49:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:49:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:49:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:49:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:49:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:49:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:49:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:49:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:49:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:49:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:49:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:49:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:49:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:49:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:49:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:49:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:49:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:49:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:49:34,859 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-19 23:49:34,859 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:49:34,859 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:49:34,859 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:49:34,859 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 23:49:34,859 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 23:49:34,860 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:49:34,860 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:49:34,860 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 23:49:34,860 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 23:49:34,860 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:49:34,860 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 23:49:34,860 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 23:49:34,861 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:49:34,861 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 23:49:34,861 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 23:49:34,861 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:49:34,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:49:34,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:49:34,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:49:36,335 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:49:36,336 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:49:36,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:49:36 BoogieIcfgContainer [2019-09-19 23:49:36,338 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:49:36,338 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:49:36,338 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:49:36,339 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:49:36,340 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:49:36" (1/1) ... [2019-09-19 23:49:36,340 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-19 23:49:36,370 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:49:36,371 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:49:36,380 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:49:36,388 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:49:36,389 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:50:00,309 WARN L191 SmtUtils]: Spent 13.84 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 23:50:01,948 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:50:05,695 WARN L191 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 23:50:07,456 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 23:50:09,211 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 23:50:09,226 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-19 23:50:09,292 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-19 23:50:09,297 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-19 23:50:20,204 WARN L191 SmtUtils]: Spent 10.74 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-19 23:50:25,363 WARN L191 SmtUtils]: Spent 5.16 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 23:50:35,819 WARN L191 SmtUtils]: Spent 10.45 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-19 23:50:40,968 WARN L191 SmtUtils]: Spent 5.15 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 23:50:51,396 WARN L191 SmtUtils]: Spent 10.43 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-19 23:50:56,576 WARN L191 SmtUtils]: Spent 5.18 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 23:51:06,986 WARN L191 SmtUtils]: Spent 10.41 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-19 23:51:12,164 WARN L191 SmtUtils]: Spent 5.18 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 23:51:22,560 WARN L191 SmtUtils]: Spent 10.39 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-19 23:51:27,727 WARN L191 SmtUtils]: Spent 5.17 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 23:51:38,172 WARN L191 SmtUtils]: Spent 10.44 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-19 23:51:43,382 WARN L191 SmtUtils]: Spent 5.21 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 23:51:53,863 WARN L191 SmtUtils]: Spent 10.48 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-19 23:51:59,086 WARN L191 SmtUtils]: Spent 5.22 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 23:52:25,095 WARN L191 SmtUtils]: Spent 25.93 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-19 23:52:33,698 WARN L191 SmtUtils]: Spent 8.60 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-19 23:53:04,644 WARN L191 SmtUtils]: Spent 30.86 s on a formula simplification. DAG size of input: 479 DAG size of output: 476 [2019-09-19 23:53:20,081 WARN L191 SmtUtils]: Spent 15.44 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-19 23:53:38,975 WARN L191 SmtUtils]: Spent 17.92 s on a formula simplification. DAG size of input: 475 DAG size of output: 474 [2019-09-19 23:53:47,811 WARN L191 SmtUtils]: Spent 8.83 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-19 23:53:53,639 WARN L191 SmtUtils]: Spent 5.77 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-19 23:53:59,089 WARN L191 SmtUtils]: Spent 5.45 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-19 23:54:16,389 WARN L191 SmtUtils]: Spent 17.30 s on a formula simplification. DAG size of input: 485 DAG size of output: 468 [2019-09-19 23:54:21,858 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 23:54:39,212 WARN L191 SmtUtils]: Spent 17.35 s on a formula simplification. DAG size of input: 485 DAG size of output: 468 [2019-09-19 23:54:44,721 WARN L191 SmtUtils]: Spent 5.51 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 23:54:56,954 WARN L191 SmtUtils]: Spent 12.20 s on a formula simplification that was a NOOP. DAG size: 482 [2019-09-19 23:54:57,353 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-19 23:54:57,717 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-19 23:54:57,950 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-19 23:54:58,171 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-19 23:54:58,416 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-19 23:54:58,785 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 63 [2019-09-19 23:54:58,920 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-19 23:54:59,163 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-19 23:54:59,292 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-19 23:54:59,738 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2019-09-19 23:54:59,877 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-19 23:55:00,168 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2019-09-19 23:55:00,309 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-19 23:55:00,515 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 23:55:00,692 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-19 23:55:01,039 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-19 23:55:01,270 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-19 23:55:01,519 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-19 23:55:27,956 WARN L191 SmtUtils]: Spent 26.34 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-19 23:55:36,665 WARN L191 SmtUtils]: Spent 8.71 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-19 23:56:07,476 WARN L191 SmtUtils]: Spent 30.76 s on a formula simplification. DAG size of input: 479 DAG size of output: 476 [2019-09-19 23:56:22,917 WARN L191 SmtUtils]: Spent 15.44 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-19 23:56:40,612 WARN L191 SmtUtils]: Spent 17.61 s on a formula simplification. DAG size of input: 475 DAG size of output: 474 [2019-09-19 23:56:49,510 WARN L191 SmtUtils]: Spent 8.90 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-19 23:56:55,043 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-19 23:57:00,474 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-19 23:57:17,893 WARN L191 SmtUtils]: Spent 17.42 s on a formula simplification. DAG size of input: 485 DAG size of output: 468 [2019-09-19 23:57:23,333 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 23:57:40,736 WARN L191 SmtUtils]: Spent 17.40 s on a formula simplification. DAG size of input: 485 DAG size of output: 468 [2019-09-19 23:57:46,190 WARN L191 SmtUtils]: Spent 5.45 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 23:57:58,397 WARN L191 SmtUtils]: Spent 12.19 s on a formula simplification that was a NOOP. DAG size: 482 [2019-09-19 23:57:58,551 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-19 23:57:58,899 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-19 23:57:59,132 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-19 23:57:59,337 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-19 23:57:59,574 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-19 23:57:59,932 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 63 [2019-09-19 23:58:00,065 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-19 23:58:00,313 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-19 23:58:00,424 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-19 23:58:00,874 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2019-09-19 23:58:01,011 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-19 23:58:01,302 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2019-09-19 23:58:01,441 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-19 23:58:01,642 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 23:58:01,803 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-19 23:58:02,177 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-19 23:58:02,281 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-19 23:58:02,435 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-19 23:58:02,675 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-19 23:58:28,728 WARN L191 SmtUtils]: Spent 25.96 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-19 23:58:37,339 WARN L191 SmtUtils]: Spent 8.61 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-19 23:59:08,083 WARN L191 SmtUtils]: Spent 30.70 s on a formula simplification. DAG size of input: 479 DAG size of output: 476 [2019-09-19 23:59:23,412 WARN L191 SmtUtils]: Spent 15.33 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-19 23:59:41,177 WARN L191 SmtUtils]: Spent 17.69 s on a formula simplification. DAG size of input: 475 DAG size of output: 474 [2019-09-19 23:59:49,976 WARN L191 SmtUtils]: Spent 8.80 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-19 23:59:55,475 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-20 00:00:01,038 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-20 00:00:21,751 WARN L191 SmtUtils]: Spent 20.71 s on a formula simplification. DAG size of input: 485 DAG size of output: 473 [2019-09-20 00:00:30,475 WARN L191 SmtUtils]: Spent 8.72 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-20 00:00:51,079 WARN L191 SmtUtils]: Spent 20.60 s on a formula simplification. DAG size of input: 485 DAG size of output: 473 [2019-09-20 00:00:59,742 WARN L191 SmtUtils]: Spent 8.66 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-20 00:01:15,205 WARN L191 SmtUtils]: Spent 15.44 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-20 00:01:15,365 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-20 00:01:15,711 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-20 00:01:15,940 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-20 00:01:16,147 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-20 00:01:16,374 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-20 00:01:16,733 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 63 [2019-09-20 00:01:16,868 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-20 00:01:17,115 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-20 00:01:17,225 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-20 00:01:17,689 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-20 00:01:17,829 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 00:01:18,121 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-20 00:01:18,259 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 00:01:18,463 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-20 00:01:18,650 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-20 00:01:18,998 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-20 00:01:19,224 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-20 00:01:19,452 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-20 00:01:19,680 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-20 00:01:20,036 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 63 [2019-09-20 00:01:20,170 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-20 00:01:20,411 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2019-09-20 00:01:20,526 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-20 00:01:20,975 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2019-09-20 00:01:21,108 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 00:01:21,399 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2019-09-20 00:01:21,531 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 00:01:21,737 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 00:01:21,890 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-20 00:01:22,235 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-20 00:01:22,463 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-20 00:01:48,735 WARN L191 SmtUtils]: Spent 25.91 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-20 00:01:57,448 WARN L191 SmtUtils]: Spent 8.71 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-20 00:02:28,239 WARN L191 SmtUtils]: Spent 30.74 s on a formula simplification. DAG size of input: 479 DAG size of output: 476 [2019-09-20 00:02:43,687 WARN L191 SmtUtils]: Spent 15.45 s on a formula simplification that was a NOOP. DAG size: 476