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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 17:27:38,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 17:27:38,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 17:27:38,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 17:27:38,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 17:27:38,261 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 17:27:38,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 17:27:38,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 17:27:38,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 17:27:38,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 17:27:38,267 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 17:27:38,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 17:27:38,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 17:27:38,270 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 17:27:38,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 17:27:38,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 17:27:38,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 17:27:38,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 17:27:38,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 17:27:38,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 17:27:38,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 17:27:38,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 17:27:38,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 17:27:38,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 17:27:38,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 17:27:38,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 17:27:38,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 17:27:38,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 17:27:38,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 17:27:38,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 17:27:38,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 17:27:38,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 17:27:38,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 17:27:38,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 17:27:38,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 17:27:38,290 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 17:27:38,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 17:27:38,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 17:27:38,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 17:27:38,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 17:27:38,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 17:27:38,293 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 [2019-09-17 17:27:38,309 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 17:27:38,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 17:27:38,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 17:27:38,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 17:27:38,311 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 17:27:38,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 17:27:38,312 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 17:27:38,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 17:27:38,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 17:27:38,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 17:27:38,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 17:27:38,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 17:27:38,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 17:27:38,314 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 17:27:38,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 17:27:38,314 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 17:27:38,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 17:27:38,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 17:27:38,315 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 17:27:38,315 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 17:27:38,315 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 17:27:38,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 17:27:38,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 17:27:38,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 17:27:38,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 17:27:38,317 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 17:27:38,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 17:27:38,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 17:27:38,318 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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 -> 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 [2019-09-17 17:27:38,374 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 17:27:38,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 17:27:38,389 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 17:27:38,391 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 17:27:38,391 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 17:27:38,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c [2019-09-17 17:27:38,461 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4400303f2/9d3e233204cd4ef7b9bebbb75c83073e/FLAGb993616fc [2019-09-17 17:27:39,015 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 17:27:39,019 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product30.cil.c [2019-09-17 17:27:39,033 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4400303f2/9d3e233204cd4ef7b9bebbb75c83073e/FLAGb993616fc [2019-09-17 17:27:39,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4400303f2/9d3e233204cd4ef7b9bebbb75c83073e [2019-09-17 17:27:39,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 17:27:39,334 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 17:27:39,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 17:27:39,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 17:27:39,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 17:27:39,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:27:39" (1/1) ... [2019-09-17 17:27:39,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76768963 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:27:39, skipping insertion in model container [2019-09-17 17:27:39,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:27:39" (1/1) ... [2019-09-17 17:27:39,350 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 17:27:39,406 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 17:27:39,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:27:39,890 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 17:27:40,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:27:40,053 INFO L192 MainTranslator]: Completed translation [2019-09-17 17:27:40,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:27:40 WrapperNode [2019-09-17 17:27:40,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 17:27:40,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 17:27:40,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 17:27:40,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 17:27:40,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:27:40" (1/1) ... [2019-09-17 17:27:40,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:27:40" (1/1) ... [2019-09-17 17:27:40,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:27:40" (1/1) ... [2019-09-17 17:27:40,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:27:40" (1/1) ... [2019-09-17 17:27:40,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:27:40" (1/1) ... [2019-09-17 17:27:40,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:27:40" (1/1) ... [2019-09-17 17:27:40,140 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:27:40" (1/1) ... [2019-09-17 17:27:40,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 17:27:40,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 17:27:40,148 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 17:27:40,148 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 17:27:40,149 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:27:40" (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 [2019-09-17 17:27:40,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 17:27:40,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 17:27:40,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 17:27:40,208 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 17:27:40,208 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 17:27:40,209 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 17:27:40,209 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 17:27:40,209 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 17:27:40,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 17:27:40,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 17:27:40,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 17:27:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 17:27:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 17:27:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 17:27:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 17:27:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 17:27:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 17:27:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 17:27:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 17:27:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 17:27:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 17:27:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 17:27:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 17:27:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 17:27:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 17:27:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 17:27:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 17:27:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 17:27:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 17:27:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 17:27:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 17:27:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 17:27:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 17:27:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 17:27:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 17:27:40,213 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 17:27:40,214 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 17:27:40,214 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 17:27:40,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-17 17:27:40,214 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 17:27:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 17:27:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 17:27:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 17:27:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 17:27:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 17:27:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 17:27:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 17:27:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 17:27:40,215 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 17:27:40,216 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 17:27:40,216 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 17:27:40,216 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 17:27:40,216 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 17:27:40,216 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 17:27:40,216 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 17:27:40,217 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 17:27:40,217 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 17:27:40,217 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 17:27:40,217 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 17:27:40,217 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 17:27:40,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 17:27:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 17:27:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 17:27:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 17:27:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 17:27:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 17:27:40,218 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 17:27:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 17:27:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 17:27:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 17:27:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 17:27:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 17:27:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 17:27:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 17:27:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 17:27:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 17:27:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 17:27:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 17:27:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 17:27:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 17:27:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 17:27:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 17:27:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 17:27:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 17:27:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-17 17:27:40,221 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 17:27:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 17:27:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 17:27:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 17:27:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 17:27:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 17:27:40,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 17:27:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 17:27:40,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 17:27:41,690 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 17:27:41,690 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 17:27:41,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:27:41 BoogieIcfgContainer [2019-09-17 17:27:41,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 17:27:41,693 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 17:27:41,693 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 17:27:41,693 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 17:27:41,694 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:27:41" (1/1) ... [2019-09-17 17:27:41,695 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-09-17 17:27:41,731 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 17:27:41,732 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 17:27:41,748 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 17:27:41,760 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 17:27:41,762 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 17:28:02,119 WARN L191 SmtUtils]: Spent 12.37 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 17:28:03,742 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 17:28:07,671 WARN L191 SmtUtils]: Spent 3.92 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-17 17:28:09,533 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 17:28:11,362 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 17:28:11,627 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 17:28:16,186 WARN L191 SmtUtils]: Spent 4.56 s on a formula simplification. DAG size of input: 490 DAG size of output: 433 [2019-09-17 17:28:16,203 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 441 for LOIs [2019-09-17 17:28:16,284 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 441 for LOIs [2019-09-17 17:28:16,290 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 441 for LOIs [2019-09-17 17:28:28,339 WARN L191 SmtUtils]: Spent 11.92 s on a formula simplification. DAG size of input: 454 DAG size of output: 453 [2019-09-17 17:28:34,199 WARN L191 SmtUtils]: Spent 5.86 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-17 17:28:35,118 WARN L191 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 17:28:48,206 WARN L191 SmtUtils]: Spent 13.09 s on a formula simplification. DAG size of input: 508 DAG size of output: 464 [2019-09-17 17:28:59,861 WARN L191 SmtUtils]: Spent 11.65 s on a formula simplification. DAG size of input: 454 DAG size of output: 453 [2019-09-17 17:29:05,676 WARN L191 SmtUtils]: Spent 5.81 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-17 17:29:06,561 WARN L191 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 17:29:19,781 WARN L191 SmtUtils]: Spent 13.22 s on a formula simplification. DAG size of input: 508 DAG size of output: 464 [2019-09-17 17:29:31,433 WARN L191 SmtUtils]: Spent 11.65 s on a formula simplification. DAG size of input: 454 DAG size of output: 453 [2019-09-17 17:29:37,298 WARN L191 SmtUtils]: Spent 5.86 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-17 17:29:38,217 WARN L191 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 17:29:51,477 WARN L191 SmtUtils]: Spent 13.26 s on a formula simplification. DAG size of input: 508 DAG size of output: 464 [2019-09-17 17:30:03,206 WARN L191 SmtUtils]: Spent 11.73 s on a formula simplification. DAG size of input: 454 DAG size of output: 453 [2019-09-17 17:30:08,987 WARN L191 SmtUtils]: Spent 5.78 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-17 17:30:09,871 WARN L191 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 17:30:23,029 WARN L191 SmtUtils]: Spent 13.16 s on a formula simplification. DAG size of input: 508 DAG size of output: 464 [2019-09-17 17:30:35,378 WARN L191 SmtUtils]: Spent 12.24 s on a formula simplification. DAG size of input: 477 DAG size of output: 475 [2019-09-17 17:30:41,361 WARN L191 SmtUtils]: Spent 5.98 s on a formula simplification that was a NOOP. DAG size: 475 [2019-09-17 17:30:41,700 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 17:30:54,832 WARN L191 SmtUtils]: Spent 13.13 s on a formula simplification. DAG size of input: 510 DAG size of output: 475 [2019-09-17 17:31:12,854 WARN L191 SmtUtils]: Spent 17.94 s on a formula simplification. DAG size of input: 495 DAG size of output: 495 [2019-09-17 17:31:21,753 WARN L191 SmtUtils]: Spent 8.90 s on a formula simplification that was a NOOP. DAG size: 495 [2019-09-17 17:31:22,125 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 17:31:40,956 WARN L191 SmtUtils]: Spent 18.83 s on a formula simplification. DAG size of input: 528 DAG size of output: 496 [2019-09-17 17:31:41,499 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 22 [2019-09-17 17:31:41,956 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 22 [2019-09-17 17:32:02,043 WARN L191 SmtUtils]: Spent 19.05 s on a formula simplification. DAG size of input: 503 DAG size of output: 497 [2019-09-17 17:32:11,610 WARN L191 SmtUtils]: Spent 9.56 s on a formula simplification that was a NOOP. DAG size: 497 [2019-09-17 17:32:12,019 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:32:32,196 WARN L191 SmtUtils]: Spent 20.17 s on a formula simplification. DAG size of input: 530 DAG size of output: 503 [2019-09-17 17:32:49,577 WARN L191 SmtUtils]: Spent 17.31 s on a formula simplification. DAG size of input: 518 DAG size of output: 509 [2019-09-17 17:32:58,062 WARN L191 SmtUtils]: Spent 8.48 s on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 17:32:58,420 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:33:16,458 WARN L191 SmtUtils]: Spent 18.04 s on a formula simplification. DAG size of input: 530 DAG size of output: 509 [2019-09-17 17:33:23,674 WARN L191 SmtUtils]: Spent 7.21 s on a formula simplification. DAG size of input: 504 DAG size of output: 495 [2019-09-17 17:33:26,420 WARN L191 SmtUtils]: Spent 2.74 s on a formula simplification that was a NOOP. DAG size: 495 [2019-09-17 17:33:26,784 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:33:35,369 WARN L191 SmtUtils]: Spent 8.58 s on a formula simplification. DAG size of input: 515 DAG size of output: 503 [2019-09-17 17:33:48,436 WARN L191 SmtUtils]: Spent 13.05 s on a formula simplification. DAG size of input: 530 DAG size of output: 503 [2019-09-17 17:33:52,442 WARN L191 SmtUtils]: Spent 4.00 s on a formula simplification that was a NOOP. DAG size: 503 [2019-09-17 17:33:54,831 WARN L191 SmtUtils]: Spent 2.37 s on a formula simplification that was a NOOP. DAG size: 503 [2019-09-17 17:34:12,857 WARN L191 SmtUtils]: Spent 17.99 s on a formula simplification. DAG size of input: 509 DAG size of output: 509 [2019-09-17 17:34:21,737 WARN L191 SmtUtils]: Spent 8.88 s on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 17:34:22,073 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:34:41,825 WARN L191 SmtUtils]: Spent 19.75 s on a formula simplification. DAG size of input: 510 DAG size of output: 510 [2019-09-17 17:34:51,475 WARN L191 SmtUtils]: Spent 9.25 s on a formula simplification. DAG size of input: 514 DAG size of output: 505 [2019-09-17 17:34:55,143 WARN L191 SmtUtils]: Spent 3.67 s on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 17:34:55,484 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:35:03,862 WARN L191 SmtUtils]: Spent 8.38 s on a formula simplification. DAG size of input: 506 DAG size of output: 506 [2019-09-17 17:35:17,161 WARN L191 SmtUtils]: Spent 13.26 s on a formula simplification. DAG size of input: 515 DAG size of output: 514 [2019-09-17 17:35:23,543 WARN L191 SmtUtils]: Spent 6.38 s on a formula simplification that was a NOOP. DAG size: 514 [2019-09-17 17:35:23,880 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:35:37,185 WARN L191 SmtUtils]: Spent 13.30 s on a formula simplification. DAG size of input: 515 DAG size of output: 515 [2019-09-17 17:35:46,988 WARN L191 SmtUtils]: Spent 9.79 s on a formula simplification. DAG size of input: 512 DAG size of output: 506 [2019-09-17 17:35:50,557 WARN L191 SmtUtils]: Spent 3.57 s on a formula simplification that was a NOOP. DAG size: 506 [2019-09-17 17:35:50,909 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:35:59,240 WARN L191 SmtUtils]: Spent 8.33 s on a formula simplification. DAG size of input: 506 DAG size of output: 503 [2019-09-17 17:36:11,493 WARN L191 SmtUtils]: Spent 12.17 s on a formula simplification. DAG size of input: 477 DAG size of output: 475 [2019-09-17 17:36:17,592 WARN L191 SmtUtils]: Spent 6.10 s on a formula simplification that was a NOOP. DAG size: 475 [2019-09-17 17:36:17,924 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 17:36:31,184 WARN L191 SmtUtils]: Spent 13.26 s on a formula simplification. DAG size of input: 510 DAG size of output: 475 [2019-09-17 17:36:49,215 WARN L191 SmtUtils]: Spent 17.98 s on a formula simplification. DAG size of input: 495 DAG size of output: 495 [2019-09-17 17:36:58,255 WARN L191 SmtUtils]: Spent 9.04 s on a formula simplification that was a NOOP. DAG size: 495 [2019-09-17 17:36:58,619 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 17:37:17,326 WARN L191 SmtUtils]: Spent 18.71 s on a formula simplification. DAG size of input: 528 DAG size of output: 496 [2019-09-17 17:37:35,586 WARN L191 SmtUtils]: Spent 18.16 s on a formula simplification. DAG size of input: 503 DAG size of output: 498 [2019-09-17 17:37:44,692 WARN L191 SmtUtils]: Spent 9.10 s on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 17:37:45,046 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:38:04,431 WARN L191 SmtUtils]: Spent 19.38 s on a formula simplification. DAG size of input: 531 DAG size of output: 506 [2019-09-17 17:38:26,295 WARN L191 SmtUtils]: Spent 21.82 s on a formula simplification. DAG size of input: 520 DAG size of output: 512 [2019-09-17 17:38:33,374 WARN L191 SmtUtils]: Spent 7.08 s on a formula simplification that was a NOOP. DAG size: 512 [2019-09-17 17:38:33,728 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:38:51,153 WARN L191 SmtUtils]: Spent 17.42 s on a formula simplification. DAG size of input: 523 DAG size of output: 511 [2019-09-17 17:38:59,804 WARN L191 SmtUtils]: Spent 8.64 s on a formula simplification. DAG size of input: 507 DAG size of output: 499 [2019-09-17 17:39:03,077 WARN L191 SmtUtils]: Spent 3.27 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-17 17:39:03,428 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:39:10,835 WARN L191 SmtUtils]: Spent 7.41 s on a formula simplification. DAG size of input: 509 DAG size of output: 499 [2019-09-17 17:39:22,704 WARN L191 SmtUtils]: Spent 11.85 s on a formula simplification. DAG size of input: 521 DAG size of output: 499 [2019-09-17 17:39:26,195 WARN L191 SmtUtils]: Spent 3.49 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-17 17:39:33,497 WARN L191 SmtUtils]: Spent 7.29 s on a formula simplification. DAG size of input: 509 DAG size of output: 499 [2019-09-17 17:39:49,595 WARN L191 SmtUtils]: Spent 16.06 s on a formula simplification. DAG size of input: 509 DAG size of output: 509 [2019-09-17 17:39:57,474 WARN L191 SmtUtils]: Spent 7.88 s on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 17:39:57,805 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:40:14,761 WARN L191 SmtUtils]: Spent 16.95 s on a formula simplification. DAG size of input: 520 DAG size of output: 510 [2019-09-17 17:40:26,447 WARN L191 SmtUtils]: Spent 11.60 s on a formula simplification. DAG size of input: 512 DAG size of output: 501 [2019-09-17 17:40:32,048 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 501 [2019-09-17 17:40:32,404 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:40:46,814 WARN L191 SmtUtils]: Spent 14.41 s on a formula simplification. DAG size of input: 512 DAG size of output: 501 [2019-09-17 17:40:58,447 WARN L191 SmtUtils]: Spent 11.58 s on a formula simplification. DAG size of input: 510 DAG size of output: 508 [2019-09-17 17:41:04,172 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification that was a NOOP. DAG size: 508 [2019-09-17 17:41:04,507 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 129