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 IntervalDomain --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_spec2_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 16:34:45,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 16:34:45,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 16:34:45,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 16:34:45,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 16:34:45,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 16:34:45,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 16:34:45,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 16:34:45,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 16:34:45,301 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 16:34:45,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 16:34:45,303 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 16:34:45,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 16:34:45,305 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 16:34:45,306 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 16:34:45,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 16:34:45,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 16:34:45,309 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 16:34:45,311 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 16:34:45,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 16:34:45,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 16:34:45,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 16:34:45,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 16:34:45,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 16:34:45,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 16:34:45,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 16:34:45,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 16:34:45,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 16:34:45,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 16:34:45,324 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 16:34:45,324 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 16:34:45,325 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 16:34:45,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 16:34:45,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 16:34:45,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 16:34:45,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 16:34:45,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 16:34:45,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 16:34:45,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 16:34:45,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 16:34:45,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 16:34:45,331 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 [2019-09-20 16:34:45,346 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 16:34:45,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 16:34:45,348 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 16:34:45,348 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 16:34:45,348 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 16:34:45,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 16:34:45,349 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 16:34:45,349 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 16:34:45,349 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 16:34:45,349 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 16:34:45,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 16:34:45,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 16:34:45,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 16:34:45,350 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 16:34:45,350 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 16:34:45,350 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 16:34:45,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 16:34:45,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 16:34:45,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 16:34:45,351 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 16:34:45,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 16:34:45,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:34:45,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 16:34:45,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 16:34:45,352 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 16:34:45,352 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 16:34:45,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 16:34:45,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 16:34:45,353 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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 [2019-09-20 16:34:45,388 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 16:34:45,410 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 16:34:45,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 16:34:45,418 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 16:34:45,418 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 16:34:45,419 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2019-09-20 16:34:45,500 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8f7afe9f/54112757b5df47a98be719fa62e1ee58/FLAG014b9a3ff [2019-09-20 16:34:46,118 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 16:34:46,119 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2019-09-20 16:34:46,133 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8f7afe9f/54112757b5df47a98be719fa62e1ee58/FLAG014b9a3ff [2019-09-20 16:34:46,393 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8f7afe9f/54112757b5df47a98be719fa62e1ee58 [2019-09-20 16:34:46,403 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 16:34:46,404 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 16:34:46,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 16:34:46,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 16:34:46,409 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 16:34:46,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:34:46" (1/1) ... [2019-09-20 16:34:46,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a04eb5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:34:46, skipping insertion in model container [2019-09-20 16:34:46,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:34:46" (1/1) ... [2019-09-20 16:34:46,421 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 16:34:46,479 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 16:34:46,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:34:46,937 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 16:34:47,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:34:47,069 INFO L192 MainTranslator]: Completed translation [2019-09-20 16:34:47,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:34:47 WrapperNode [2019-09-20 16:34:47,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 16:34:47,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 16:34:47,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 16:34:47,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 16:34:47,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:34:47" (1/1) ... [2019-09-20 16:34:47,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:34:47" (1/1) ... [2019-09-20 16:34:47,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:34:47" (1/1) ... [2019-09-20 16:34:47,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:34:47" (1/1) ... [2019-09-20 16:34:47,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:34:47" (1/1) ... [2019-09-20 16:34:47,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:34:47" (1/1) ... [2019-09-20 16:34:47,177 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:34:47" (1/1) ... [2019-09-20 16:34:47,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 16:34:47,197 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 16:34:47,197 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 16:34:47,197 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 16:34:47,198 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:34:47" (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 [2019-09-20 16:34:47,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 16:34:47,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 16:34:47,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 16:34:47,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 16:34:47,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 16:34:47,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 16:34:47,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 16:34:47,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 16:34:47,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 16:34:47,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 16:34:47,279 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 16:34:47,280 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 16:34:47,280 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 16:34:47,280 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 16:34:47,280 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 16:34:47,280 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 16:34:47,283 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 16:34:47,283 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 16:34:47,283 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 16:34:47,284 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 16:34:47,284 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 16:34:47,284 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 16:34:47,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 16:34:47,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 16:34:47,285 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 16:34:47,285 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 16:34:47,285 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 16:34:47,285 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 16:34:47,285 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 16:34:47,286 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 16:34:47,286 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 16:34:47,286 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 16:34:47,286 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 16:34:47,287 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 16:34:47,287 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 16:34:47,289 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 16:34:47,289 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 16:34:47,289 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 16:34:47,289 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 16:34:47,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 16:34:47,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 16:34:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 16:34:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 16:34:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 16:34:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 16:34:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 16:34:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 16:34:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 16:34:47,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 16:34:47,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 16:34:47,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 16:34:47,291 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 16:34:47,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 16:34:47,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 16:34:47,292 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 16:34:47,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 16:34:47,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 16:34:47,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 16:34:47,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 16:34:47,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 16:34:47,293 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 16:34:47,294 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 16:34:47,294 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 16:34:47,294 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 16:34:47,294 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 16:34:47,294 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 16:34:47,295 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 16:34:47,295 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 16:34:47,295 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 16:34:47,295 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 16:34:47,296 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 16:34:47,296 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 16:34:47,296 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 16:34:47,296 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 16:34:47,296 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 16:34:47,297 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 16:34:47,297 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 16:34:47,297 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 16:34:47,298 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 16:34:47,298 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 16:34:47,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 16:34:47,298 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 16:34:47,298 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 16:34:47,298 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 16:34:47,299 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 16:34:47,299 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 16:34:47,299 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 16:34:47,299 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 16:34:47,299 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 16:34:47,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 16:34:47,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 16:34:47,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 16:34:49,118 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 16:34:49,119 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 16:34:49,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:34:49 BoogieIcfgContainer [2019-09-20 16:34:49,120 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 16:34:49,121 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 16:34:49,121 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 16:34:49,121 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 16:34:49,122 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:34:49" (1/1) ... [2019-09-20 16:34:49,123 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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 [2019-09-20 16:34:49,147 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 16:34:49,148 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 16:34:49,156 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 16:34:49,165 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 16:34:49,167 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 16:35:12,988 WARN L191 SmtUtils]: Spent 13.70 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 16:35:14,677 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 16:35:18,443 WARN L191 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-20 16:35:18,740 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 16:35:18,751 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 119 for LOIs [2019-09-20 16:35:18,800 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 119 for LOIs [2019-09-20 16:35:18,813 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 119 for LOIs [2019-09-20 16:35:19,864 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-20 16:35:20,839 WARN L191 SmtUtils]: Spent 972.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-20 16:35:21,201 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 16:35:22,365 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 147 [2019-09-20 16:35:22,734 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 16:35:23,092 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 16:35:23,663 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 16:35:24,547 WARN L191 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2019-09-20 16:35:25,459 WARN L191 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2019-09-20 16:35:25,768 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 16:35:26,804 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-20 16:35:27,126 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 16:35:27,478 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-20 16:35:27,833 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:35:28,731 WARN L191 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2019-09-20 16:35:29,640 WARN L191 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2019-09-20 16:35:29,982 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 128