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_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:57:36,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:57:36,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:57:36,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:57:36,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:57:36,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:57:36,417 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:57:36,419 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:57:36,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:57:36,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:57:36,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:57:36,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:57:36,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:57:36,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:57:36,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:57:36,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:57:36,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:57:36,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:57:36,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:57:36,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:57:36,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:57:36,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:57:36,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:57:36,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:57:36,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:57:36,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:57:36,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:57:36,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:57:36,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:57:36,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:57:36,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:57:36,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:57:36,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:57:36,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:57:36,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:57:36,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:57:36,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:57:36,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:57:36,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:57:36,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:57:36,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:57:36,451 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 [2019-09-21 09:57:36,467 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:57:36,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:57:36,469 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:57:36,469 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:57:36,469 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:57:36,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:57:36,470 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:57:36,470 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:57:36,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:57:36,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:57:36,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:57:36,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:57:36,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:57:36,471 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:57:36,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:57:36,471 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:57:36,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:57:36,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:57:36,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:57:36,472 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:57:36,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:57:36,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:57:36,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:57:36,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:57:36,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:57:36,473 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:57:36,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:57:36,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:57:36,474 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_QUICK [2019-09-21 09:57:36,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:57:36,519 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:57:36,525 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:57:36,526 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:57:36,527 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:57:36,527 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product24.cil.c [2019-09-21 09:57:36,594 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad0d9ec96/6958c39e03734e83a0e992a7b5dbe9b7/FLAG4852b89a3 [2019-09-21 09:57:37,099 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:57:37,100 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product24.cil.c [2019-09-21 09:57:37,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad0d9ec96/6958c39e03734e83a0e992a7b5dbe9b7/FLAG4852b89a3 [2019-09-21 09:57:37,425 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad0d9ec96/6958c39e03734e83a0e992a7b5dbe9b7 [2019-09-21 09:57:37,436 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:57:37,437 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:57:37,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:57:37,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:57:37,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:57:37,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:57:37" (1/1) ... [2019-09-21 09:57:37,448 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ea9ed8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:37, skipping insertion in model container [2019-09-21 09:57:37,448 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:57:37" (1/1) ... [2019-09-21 09:57:37,456 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:57:37,529 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:57:37,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:57:37,970 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:57:38,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:57:38,097 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:57:38,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:38 WrapperNode [2019-09-21 09:57:38,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:57:38,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:57:38,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:57:38,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:57:38,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:38" (1/1) ... [2019-09-21 09:57:38,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:38" (1/1) ... [2019-09-21 09:57:38,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:38" (1/1) ... [2019-09-21 09:57:38,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:38" (1/1) ... [2019-09-21 09:57:38,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:38" (1/1) ... [2019-09-21 09:57:38,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:38" (1/1) ... [2019-09-21 09:57:38,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:38" (1/1) ... [2019-09-21 09:57:38,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:57:38,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:57:38,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:57:38,239 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:57:38,240 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:57:38" (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 [2019-09-21 09:57:38,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:57:38,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:57:38,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 09:57:38,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 09:57:38,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 09:57:38,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 09:57:38,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 09:57:38,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 09:57:38,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 09:57:38,311 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 09:57:38,311 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 09:57:38,311 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 09:57:38,311 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 09:57:38,311 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 09:57:38,312 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 09:57:38,312 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 09:57:38,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-21 09:57:38,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 09:57:38,312 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 09:57:38,313 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 09:57:38,313 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 09:57:38,313 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 09:57:38,313 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 09:57:38,313 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:57:38,313 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 09:57:38,314 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 09:57:38,314 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-21 09:57:38,314 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 09:57:38,314 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 09:57:38,314 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 09:57:38,314 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 09:57:38,315 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 09:57:38,315 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 09:57:38,315 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 09:57:38,315 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 09:57:38,315 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 09:57:38,315 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 09:57:38,316 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 09:57:38,316 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 09:57:38,316 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 09:57:38,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:57:38,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:57:38,316 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 09:57:38,317 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 09:57:38,317 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 09:57:38,317 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 09:57:38,317 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 09:57:38,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 09:57:38,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 09:57:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:57:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 09:57:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 09:57:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:57:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 09:57:38,318 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 09:57:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:57:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 09:57:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 09:57:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:57:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 09:57:38,319 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 09:57:38,320 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 09:57:38,320 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 09:57:38,320 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 09:57:38,320 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 09:57:38,320 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 09:57:38,320 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 09:57:38,321 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 09:57:38,321 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 09:57:38,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-21 09:57:38,321 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 09:57:38,321 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 09:57:38,321 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 09:57:38,322 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 09:57:38,322 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 09:57:38,322 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 09:57:38,322 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 09:57:38,322 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 09:57:38,322 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 09:57:38,322 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 09:57:38,323 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 09:57:38,323 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 09:57:38,323 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:57:38,323 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 09:57:38,323 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 09:57:38,323 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 09:57:38,324 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 09:57:38,324 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 09:57:38,324 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-21 09:57:38,324 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 09:57:38,324 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 09:57:38,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:57:38,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 09:57:38,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:57:39,936 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:57:39,936 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 09:57:39,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:57:39 BoogieIcfgContainer [2019-09-21 09:57:39,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:57:39,939 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:57:39,939 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:57:39,939 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:57:39,940 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:57:39" (1/1) ... [2019-09-21 09:57:39,941 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:57:39,972 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:57:39,973 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:57:39,986 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:57:39,999 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:57:40,000 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:57:49,239 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 09:57:50,865 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 09:57:51,016 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 09:57:51,153 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 09:57:51,280 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 09:57:51,568 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 09:57:51,598 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-09-21 09:57:51,684 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-09-21 09:57:51,692 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-09-21 09:57:52,028 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 09:57:52,262 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 09:57:52,911 WARN L191 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:53,358 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:54,033 WARN L191 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 09:57:54,388 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:54,685 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:55,064 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 09:57:55,380 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:55,664 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:56,053 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 09:57:56,356 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:56,663 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:56,986 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 09:57:57,263 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:57,517 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:57,876 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 09:57:58,161 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:58,419 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:58,777 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 09:57:59,045 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:59,296 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 09:57:59,631 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 09:58:00,268 WARN L191 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 594 [2019-09-21 09:58:00,723 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-09-21 09:58:01,367 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 593 [2019-09-21 09:58:02,284 WARN L191 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 616 [2019-09-21 09:58:03,078 WARN L191 SmtUtils]: Spent 791.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2019-09-21 09:58:04,077 WARN L191 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 617 DAG size of output: 617 [2019-09-21 09:58:05,238 WARN L191 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 632 [2019-09-21 09:58:06,130 WARN L191 SmtUtils]: Spent 889.00 ms on a formula simplification that was a NOOP. DAG size: 632 [2019-09-21 09:58:07,251 WARN L191 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 633 [2019-09-21 09:58:07,660 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 635 DAG size of output: 623 [2019-09-21 09:58:07,908 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 623 [2019-09-21 09:58:08,570 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 623 DAG size of output: 621 [2019-09-21 09:58:09,274 WARN L191 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 644 [2019-09-21 09:58:09,929 WARN L191 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 644 [2019-09-21 09:58:11,114 WARN L191 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 645 DAG size of output: 645 [2019-09-21 09:58:11,813 WARN L191 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 657 DAG size of output: 646 [2019-09-21 09:58:12,489 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 646 [2019-09-21 09:58:13,300 WARN L191 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 647 DAG size of output: 645 [2019-09-21 09:58:14,428 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 658 [2019-09-21 09:58:15,522 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 658 [2019-09-21 09:58:17,249 WARN L191 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 659 DAG size of output: 659