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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 04:49:36,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 04:49:36,168 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 04:49:36,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 04:49:36,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 04:49:36,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 04:49:36,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 04:49:36,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 04:49:36,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 04:49:36,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 04:49:36,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 04:49:36,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 04:49:36,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 04:49:36,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 04:49:36,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 04:49:36,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 04:49:36,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 04:49:36,193 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 04:49:36,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 04:49:36,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 04:49:36,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 04:49:36,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 04:49:36,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 04:49:36,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 04:49:36,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 04:49:36,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 04:49:36,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 04:49:36,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 04:49:36,205 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 04:49:36,206 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 04:49:36,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 04:49:36,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 04:49:36,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 04:49:36,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 04:49:36,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 04:49:36,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 04:49:36,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 04:49:36,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 04:49:36,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 04:49:36,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 04:49:36,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 04:49:36,214 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 [2019-09-18 04:49:36,228 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 04:49:36,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 04:49:36,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 04:49:36,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 04:49:36,229 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 04:49:36,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 04:49:36,230 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 04:49:36,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 04:49:36,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 04:49:36,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 04:49:36,231 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 04:49:36,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 04:49:36,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 04:49:36,231 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 04:49:36,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 04:49:36,232 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 04:49:36,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 04:49:36,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 04:49:36,232 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 04:49:36,232 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 04:49:36,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 04:49:36,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 04:49:36,233 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 04:49:36,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 04:49:36,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 04:49:36,234 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 04:49:36,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 04:49:36,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 04:49:36,234 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 -> SequenceOfStatements 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 -> 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 [2019-09-18 04:49:36,276 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 04:49:36,291 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 04:49:36,295 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 04:49:36,302 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 04:49:36,302 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 04:49:36,303 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c [2019-09-18 04:49:36,373 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5315dd55c/e90a3a945b6f4fa8bab5441a679ff17c/FLAGa0791bab0 [2019-09-18 04:49:36,925 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 04:49:36,926 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product31.cil.c [2019-09-18 04:49:36,939 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5315dd55c/e90a3a945b6f4fa8bab5441a679ff17c/FLAGa0791bab0 [2019-09-18 04:49:37,153 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5315dd55c/e90a3a945b6f4fa8bab5441a679ff17c [2019-09-18 04:49:37,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 04:49:37,163 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 04:49:37,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 04:49:37,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 04:49:37,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 04:49:37,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:49:37" (1/1) ... [2019-09-18 04:49:37,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e5923c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:49:37, skipping insertion in model container [2019-09-18 04:49:37,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 04:49:37" (1/1) ... [2019-09-18 04:49:37,179 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 04:49:37,229 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 04:49:37,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 04:49:37,738 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 04:49:37,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 04:49:37,857 INFO L192 MainTranslator]: Completed translation [2019-09-18 04:49:37,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:49:37 WrapperNode [2019-09-18 04:49:37,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 04:49:37,858 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 04:49:37,858 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 04:49:37,858 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 04:49:37,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:49:37" (1/1) ... [2019-09-18 04:49:37,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:49:37" (1/1) ... [2019-09-18 04:49:37,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:49:37" (1/1) ... [2019-09-18 04:49:37,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:49:37" (1/1) ... [2019-09-18 04:49:37,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:49:37" (1/1) ... [2019-09-18 04:49:37,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:49:37" (1/1) ... [2019-09-18 04:49:37,934 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:49:37" (1/1) ... [2019-09-18 04:49:37,952 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 04:49:37,957 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 04:49:37,957 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 04:49:37,957 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 04:49:37,958 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 04:49:37" (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 [2019-09-18 04:49:38,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 04:49:38,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 04:49:38,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 04:49:38,019 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 04:49:38,019 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 04:49:38,019 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 04:49:38,019 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 04:49:38,019 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 04:49:38,020 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 04:49:38,020 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 04:49:38,020 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 04:49:38,020 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 04:49:38,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 04:49:38,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 04:49:38,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 04:49:38,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 04:49:38,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 04:49:38,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 04:49:38,021 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 04:49:38,021 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 04:49:38,022 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 04:49:38,022 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 04:49:38,022 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 04:49:38,022 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 04:49:38,022 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 04:49:38,023 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 04:49:38,023 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 04:49:38,023 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 04:49:38,023 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 04:49:38,023 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 04:49:38,023 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 04:49:38,023 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 04:49:38,024 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 04:49:38,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 04:49:38,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 04:49:38,024 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 04:49:38,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 04:49:38,024 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 04:49:38,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-18 04:49:38,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 04:49:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 04:49:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 04:49:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 04:49:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 04:49:38,025 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 04:49:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 04:49:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 04:49:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 04:49:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 04:49:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 04:49:38,026 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 04:49:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 04:49:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 04:49:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 04:49:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 04:49:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 04:49:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 04:49:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 04:49:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 04:49:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 04:49:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 04:49:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 04:49:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 04:49:38,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 04:49:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 04:49:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 04:49:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 04:49:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 04:49:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 04:49:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 04:49:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 04:49:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 04:49:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 04:49:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 04:49:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 04:49:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 04:49:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 04:49:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 04:49:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 04:49:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 04:49:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 04:49:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 04:49:38,031 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 04:49:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-18 04:49:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 04:49:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 04:49:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 04:49:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 04:49:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 04:49:38,032 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 04:49:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 04:49:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 04:49:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 04:49:38,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 04:49:39,127 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 04:49:39,128 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 04:49:39,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:49:39 BoogieIcfgContainer [2019-09-18 04:49:39,130 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 04:49:39,130 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 04:49:39,130 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 04:49:39,131 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 04:49:39,132 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 04:49:39" (1/1) ... [2019-09-18 04:49:39,133 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 04:49:39,163 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 04:49:39,163 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 04:49:39,178 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 04:49:39,191 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 04:49:39,193 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 04:50:02,169 WARN L191 SmtUtils]: Spent 14.29 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:50:03,952 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 04:50:07,811 WARN L191 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 04:50:09,704 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 04:50:11,605 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 04:50:11,621 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 04:50:11,694 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 04:50:11,699 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 04:50:22,959 WARN L191 SmtUtils]: Spent 11.08 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 04:50:28,459 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 04:50:39,499 WARN L191 SmtUtils]: Spent 11.04 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 04:50:44,971 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 04:50:55,910 WARN L191 SmtUtils]: Spent 10.94 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 04:51:01,382 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 04:51:12,403 WARN L191 SmtUtils]: Spent 11.02 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 04:51:17,829 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 04:51:28,717 WARN L191 SmtUtils]: Spent 10.89 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 04:51:34,146 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 04:52:01,481 WARN L191 SmtUtils]: Spent 27.25 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-18 04:52:10,517 WARN L191 SmtUtils]: Spent 9.03 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 04:52:29,143 WARN L191 SmtUtils]: Spent 18.59 s on a formula simplification. DAG size of input: 469 DAG size of output: 466 [2019-09-18 04:52:38,461 WARN L191 SmtUtils]: Spent 9.32 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 04:52:51,477 WARN L191 SmtUtils]: Spent 11.91 s on a formula simplification. DAG size of input: 473 DAG size of output: 466 [2019-09-18 04:52:57,361 WARN L191 SmtUtils]: Spent 5.88 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 04:53:03,143 WARN L191 SmtUtils]: Spent 5.74 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:53:08,880 WARN L191 SmtUtils]: Spent 5.74 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:53:23,742 WARN L191 SmtUtils]: Spent 14.86 s on a formula simplification. DAG size of input: 476 DAG size of output: 464 [2019-09-18 04:53:29,529 WARN L191 SmtUtils]: Spent 5.79 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:53:44,532 WARN L191 SmtUtils]: Spent 15.00 s on a formula simplification. DAG size of input: 476 DAG size of output: 464 [2019-09-18 04:53:50,419 WARN L191 SmtUtils]: Spent 5.89 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:54:03,260 WARN L191 SmtUtils]: Spent 12.81 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-18 04:54:03,642 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-18 04:54:04,045 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-18 04:54:04,323 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-18 04:54:04,594 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-18 04:54:04,832 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-18 04:54:05,247 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2019-09-18 04:54:05,419 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-18 04:54:05,678 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-18 04:54:05,800 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 04:54:06,289 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-18 04:54:06,436 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 04:54:06,750 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-18 04:54:06,898 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 04:54:07,116 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-18 04:54:07,329 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-18 04:54:07,739 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-18 04:54:08,015 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-18 04:54:08,307 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-18 04:54:35,726 WARN L191 SmtUtils]: Spent 27.32 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-18 04:54:44,819 WARN L191 SmtUtils]: Spent 9.09 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 04:55:03,379 WARN L191 SmtUtils]: Spent 18.53 s on a formula simplification. DAG size of input: 469 DAG size of output: 466 [2019-09-18 04:55:12,644 WARN L191 SmtUtils]: Spent 9.26 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 04:55:24,571 WARN L191 SmtUtils]: Spent 11.87 s on a formula simplification. DAG size of input: 473 DAG size of output: 466 [2019-09-18 04:55:30,482 WARN L191 SmtUtils]: Spent 5.91 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 04:55:36,371 WARN L191 SmtUtils]: Spent 5.86 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:55:42,132 WARN L191 SmtUtils]: Spent 5.76 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:55:57,219 WARN L191 SmtUtils]: Spent 15.09 s on a formula simplification. DAG size of input: 476 DAG size of output: 464 [2019-09-18 04:56:02,973 WARN L191 SmtUtils]: Spent 5.75 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:56:18,109 WARN L191 SmtUtils]: Spent 15.13 s on a formula simplification. DAG size of input: 476 DAG size of output: 464 [2019-09-18 04:56:23,923 WARN L191 SmtUtils]: Spent 5.81 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:56:36,829 WARN L191 SmtUtils]: Spent 12.88 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-18 04:56:37,029 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-18 04:56:37,449 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-18 04:56:37,725 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-18 04:56:37,963 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-18 04:56:38,201 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-18 04:56:38,595 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2019-09-18 04:56:38,741 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-18 04:56:39,009 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-18 04:56:39,130 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 04:56:39,622 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-18 04:56:39,767 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 04:56:40,085 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-18 04:56:40,230 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 04:56:40,453 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-18 04:56:40,655 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-18 04:56:41,069 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-18 04:56:41,346 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-18 04:56:41,606 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-18 04:56:41,848 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-18 04:56:42,244 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2019-09-18 04:56:42,397 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-18 04:56:42,671 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-18 04:56:42,793 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 04:56:43,290 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-18 04:56:43,436 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 04:56:43,754 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-18 04:56:43,903 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 04:56:44,124 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-18 04:56:44,364 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-18 04:56:44,782 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-18 04:56:44,891 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-18 04:56:45,078 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-18 04:56:45,416 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-18 04:56:45,597 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-18 04:57:12,933 WARN L191 SmtUtils]: Spent 27.25 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-18 04:57:22,008 WARN L191 SmtUtils]: Spent 9.07 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 04:57:40,702 WARN L191 SmtUtils]: Spent 18.66 s on a formula simplification. DAG size of input: 469 DAG size of output: 466 [2019-09-18 04:57:50,013 WARN L191 SmtUtils]: Spent 9.31 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 04:58:02,377 WARN L191 SmtUtils]: Spent 12.30 s on a formula simplification. DAG size of input: 473 DAG size of output: 466 [2019-09-18 04:58:08,295 WARN L191 SmtUtils]: Spent 5.92 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 04:58:14,040 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:58:19,734 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:58:34,787 WARN L191 SmtUtils]: Spent 15.05 s on a formula simplification. DAG size of input: 476 DAG size of output: 464 [2019-09-18 04:58:40,610 WARN L191 SmtUtils]: Spent 5.82 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:58:55,591 WARN L191 SmtUtils]: Spent 14.98 s on a formula simplification. DAG size of input: 476 DAG size of output: 464 [2019-09-18 04:59:01,366 WARN L191 SmtUtils]: Spent 5.77 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:59:14,201 WARN L191 SmtUtils]: Spent 12.80 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-18 04:59:14,386 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-18 04:59:14,798 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-18 04:59:15,072 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-18 04:59:15,176 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-18 04:59:15,445 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-18 04:59:34,932 WARN L191 SmtUtils]: Spent 18.79 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-18 04:59:44,036 WARN L191 SmtUtils]: Spent 9.10 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 05:00:03,013 WARN L191 SmtUtils]: Spent 18.94 s on a formula simplification. DAG size of input: 469 DAG size of output: 466 [2019-09-18 05:00:12,618 WARN L191 SmtUtils]: Spent 9.60 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 05:00:25,062 WARN L191 SmtUtils]: Spent 12.38 s on a formula simplification. DAG size of input: 473 DAG size of output: 466 [2019-09-18 05:00:31,197 WARN L191 SmtUtils]: Spent 6.13 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 05:00:36,940 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 05:00:42,662 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 05:00:57,716 WARN L191 SmtUtils]: Spent 15.05 s on a formula simplification. DAG size of input: 476 DAG size of output: 464 [2019-09-18 05:01:03,577 WARN L191 SmtUtils]: Spent 5.86 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 05:01:18,620 WARN L191 SmtUtils]: Spent 15.04 s on a formula simplification. DAG size of input: 476 DAG size of output: 464 [2019-09-18 05:01:24,416 WARN L191 SmtUtils]: Spent 5.79 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 05:01:37,330 WARN L191 SmtUtils]: Spent 12.88 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-18 05:01:37,527 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-18 05:01:37,939 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-18 05:01:38,215 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-18 05:01:38,449 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-18 05:01:38,699 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-09-18 05:01:39,091 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2019-09-18 05:01:39,243 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-18 05:01:39,512 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-18 05:01:39,632 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 05:01:40,119 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-18 05:01:40,268 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 05:01:40,576 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-18 05:01:40,724 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 05:01:40,946 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-18 05:01:41,148 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-18 05:01:41,586 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-18 05:01:41,865 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-18 05:01:47,698 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-18 05:01:53,381 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-18 05:01:59,091 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-18 05:02:04,817 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-18 05:02:23,285 WARN L191 SmtUtils]: Spent 18.46 s on a formula simplification. DAG size of input: 484 DAG size of output: 483 [2019-09-18 05:02:32,443 WARN L191 SmtUtils]: Spent 9.16 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-18 05:02:51,872 WARN L191 SmtUtils]: Spent 19.40 s on a formula simplification. DAG size of input: 498 DAG size of output: 498