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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product62.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:43:12,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:43:12,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:43:12,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:43:12,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:43:12,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:43:12,320 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:43:12,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:43:12,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:43:12,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:43:12,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:43:12,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:43:12,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:43:12,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:43:12,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:43:12,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:43:12,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:43:12,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:43:12,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:43:12,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:43:12,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:43:12,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:43:12,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:43:12,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:43:12,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:43:12,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:43:12,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:43:12,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:43:12,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:43:12,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:43:12,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:43:12,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:43:12,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:43:12,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:43:12,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:43:12,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:43:12,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:43:12,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:43:12,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:43:12,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:43:12,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:43:12,351 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 19:43:12,365 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:43:12,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:43:12,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:43:12,367 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:43:12,367 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:43:12,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:43:12,367 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:43:12,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:43:12,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:43:12,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:43:12,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:43:12,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:43:12,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:43:12,369 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:43:12,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:43:12,369 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:43:12,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:43:12,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:43:12,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:43:12,370 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:43:12,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:43:12,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:43:12,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:43:12,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:43:12,371 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:43:12,371 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:43:12,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:43:12,371 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:43:12,372 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 -> SingleStatement 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 19:43:12,402 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:43:12,414 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:43:12,417 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:43:12,419 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:43:12,419 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:43:12,420 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product62.cil.c [2019-09-20 19:43:12,487 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b65983ca0/554e6227322e499a81a8a7d9e57b357f/FLAG5bf071605 [2019-09-20 19:43:12,979 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:43:12,980 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product62.cil.c [2019-09-20 19:43:13,006 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b65983ca0/554e6227322e499a81a8a7d9e57b357f/FLAG5bf071605 [2019-09-20 19:43:13,319 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b65983ca0/554e6227322e499a81a8a7d9e57b357f [2019-09-20 19:43:13,331 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:43:13,332 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:43:13,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:43:13,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:43:13,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:43:13,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:43:13" (1/1) ... [2019-09-20 19:43:13,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6da0b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:13, skipping insertion in model container [2019-09-20 19:43:13,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:43:13" (1/1) ... [2019-09-20 19:43:13,348 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:43:13,405 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:43:13,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:43:13,890 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:43:14,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:43:14,068 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:43:14,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:14 WrapperNode [2019-09-20 19:43:14,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:43:14,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:43:14,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:43:14,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:43:14,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:14" (1/1) ... [2019-09-20 19:43:14,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:14" (1/1) ... [2019-09-20 19:43:14,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:14" (1/1) ... [2019-09-20 19:43:14,100 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:14" (1/1) ... [2019-09-20 19:43:14,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:14" (1/1) ... [2019-09-20 19:43:14,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:14" (1/1) ... [2019-09-20 19:43:14,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:14" (1/1) ... [2019-09-20 19:43:14,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:43:14,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:43:14,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:43:14,177 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:43:14,178 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:14" (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 19:43:14,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:43:14,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:43:14,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:43:14,234 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:43:14,235 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:43:14,235 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:43:14,235 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 19:43:14,235 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:43:14,235 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:43:14,236 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:43:14,236 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:43:14,236 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:43:14,236 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:43:14,236 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:43:14,236 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 19:43:14,237 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:43:14,237 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 19:43:14,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:43:14,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:43:14,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:43:14,238 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:43:14,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:43:14,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:43:14,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:43:14,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:43:14,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:43:14,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:43:14,239 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:43:14,239 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:43:14,239 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:43:14,239 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:43:14,239 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:43:14,240 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:43:14,240 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 19:43:14,240 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:43:14,240 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:43:14,240 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:43:14,241 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:43:14,241 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:43:14,241 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:43:14,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:43:14,241 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:43:14,241 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:43:14,241 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:43:14,242 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:43:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:43:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:43:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:43:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:43:14,242 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:43:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:43:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 19:43:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:43:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:43:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:43:14,243 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:43:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:43:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:43:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 19:43:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:43:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:43:14,244 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:43:14,245 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:43:14,245 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 19:43:14,245 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:43:14,245 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:43:14,245 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 19:43:14,245 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:43:14,246 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:43:14,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:43:14,246 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:43:14,246 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:43:14,246 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:43:14,246 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:43:14,246 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:43:14,247 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:43:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:43:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:43:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:43:14,250 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:43:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:43:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:43:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:43:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:43:14,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:43:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:43:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:43:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:43:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:43:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:43:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:43:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:43:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:43:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:43:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:43:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:43:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:43:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:43:14,254 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:43:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:43:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:43:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:43:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:43:14,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:43:15,498 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:43:15,498 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:43:15,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:43:15 BoogieIcfgContainer [2019-09-20 19:43:15,500 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:43:15,500 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:43:15,501 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:43:15,501 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:43:15,502 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:43:15" (1/1) ... [2019-09-20 19:43:15,503 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 [2019-09-20 19:43:15,535 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:43:15,535 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:43:15,558 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:43:15,566 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:43:15,568 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:43:16,169 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2019-09-20 19:43:16,346 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 56 [2019-09-20 19:43:16,648 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 83 [2019-09-20 19:43:16,887 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 78 [2019-09-20 19:43:17,361 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 120 [2019-09-20 19:43:17,763 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 117 [2019-09-20 19:43:18,359 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 139 [2019-09-20 19:43:18,847 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 136 [2019-09-20 19:43:19,686 WARN L191 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 161 [2019-09-20 19:43:20,377 WARN L191 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 160 [2019-09-20 19:43:21,349 WARN L191 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 180 [2019-09-20 19:43:22,114 WARN L191 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 175 [2019-09-20 19:43:23,391 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 220 DAG size of output: 202 [2019-09-20 19:43:24,266 WARN L191 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 197 [2019-09-20 19:43:25,467 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 257 DAG size of output: 211 [2019-09-20 19:43:26,431 WARN L191 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 206 [2019-09-20 19:43:26,782 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-20 19:43:28,396 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 298 DAG size of output: 220 [2019-09-20 19:43:29,500 WARN L191 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 215 [2019-09-20 19:43:29,822 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-09-20 19:43:31,138 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 344 DAG size of output: 228 [2019-09-20 19:43:32,361 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 269 DAG size of output: 225 [2019-09-20 19:43:32,959 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-09-20 19:43:35,366 WARN L191 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 401 DAG size of output: 238 [2019-09-20 19:43:36,776 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 273 DAG size of output: 235 [2019-09-20 19:43:37,634 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2019-09-20 19:43:40,412 WARN L191 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 450 DAG size of output: 248 [2019-09-20 19:43:41,898 WARN L191 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 289 DAG size of output: 245 [2019-09-20 19:43:42,990 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 297 [2019-09-20 19:43:46,436 WARN L191 SmtUtils]: Spent 3.43 s on a formula simplification. DAG size of input: 482 DAG size of output: 258 [2019-09-20 19:43:46,727 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 19:43:48,147 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 313 DAG size of output: 257 [2019-09-20 19:43:49,433 WARN L191 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2019-09-20 19:43:53,487 WARN L191 SmtUtils]: Spent 4.04 s on a formula simplification. DAG size of input: 545 DAG size of output: 270 [2019-09-20 19:43:53,754 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 19:43:55,269 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 327 DAG size of output: 269 [2019-09-20 19:43:56,955 WARN L191 SmtUtils]: Spent 888.00 ms on a formula simplification that was a NOOP. DAG size: 401