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 LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 09:18:13,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 09:18:13,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 09:18:13,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 09:18:13,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 09:18:13,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 09:18:13,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 09:18:13,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 09:18:13,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 09:18:13,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 09:18:13,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 09:18:13,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 09:18:13,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 09:18:13,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 09:18:13,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 09:18:13,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 09:18:13,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 09:18:13,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 09:18:13,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 09:18:13,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 09:18:13,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 09:18:13,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 09:18:13,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 09:18:13,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 09:18:13,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 09:18:13,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 09:18:13,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 09:18:13,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 09:18:13,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 09:18:13,419 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 09:18:13,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 09:18:13,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 09:18:13,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 09:18:13,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 09:18:13,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 09:18:13,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 09:18:13,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 09:18:13,425 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 09:18:13,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 09:18:13,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 09:18:13,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 09:18:13,428 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 [2019-09-19 09:18:13,464 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 09:18:13,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 09:18:13,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 09:18:13,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 09:18:13,469 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 09:18:13,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 09:18:13,470 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 09:18:13,470 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 09:18:13,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 09:18:13,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 09:18:13,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 09:18:13,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 09:18:13,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 09:18:13,473 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 09:18:13,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 09:18:13,473 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 09:18:13,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 09:18:13,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 09:18:13,474 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 09:18:13,474 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 09:18:13,474 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 09:18:13,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 09:18:13,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 09:18:13,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 09:18:13,475 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 09:18:13,475 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 09:18:13,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 09:18:13,476 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 09:18:13,476 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 -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer 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 [2019-09-19 09:18:13,520 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 09:18:13,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 09:18:13,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 09:18:13,543 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 09:18:13,543 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 09:18:13,544 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product06.cil.c [2019-09-19 09:18:13,615 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2d8261c1/bcf7443335de41dd9ef037e27f2a6fee/FLAGd55daff12 [2019-09-19 09:18:14,091 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 09:18:14,092 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product06.cil.c [2019-09-19 09:18:14,104 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2d8261c1/bcf7443335de41dd9ef037e27f2a6fee/FLAGd55daff12 [2019-09-19 09:18:14,452 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2d8261c1/bcf7443335de41dd9ef037e27f2a6fee [2019-09-19 09:18:14,464 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 09:18:14,465 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 09:18:14,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 09:18:14,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 09:18:14,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 09:18:14,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:18:14" (1/1) ... [2019-09-19 09:18:14,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fc28577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:14, skipping insertion in model container [2019-09-19 09:18:14,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:18:14" (1/1) ... [2019-09-19 09:18:14,481 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 09:18:14,540 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 09:18:14,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 09:18:14,932 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 09:18:15,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 09:18:15,064 INFO L192 MainTranslator]: Completed translation [2019-09-19 09:18:15,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:15 WrapperNode [2019-09-19 09:18:15,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 09:18:15,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 09:18:15,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 09:18:15,065 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 09:18:15,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:15" (1/1) ... [2019-09-19 09:18:15,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:15" (1/1) ... [2019-09-19 09:18:15,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:15" (1/1) ... [2019-09-19 09:18:15,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:15" (1/1) ... [2019-09-19 09:18:15,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:15" (1/1) ... [2019-09-19 09:18:15,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:15" (1/1) ... [2019-09-19 09:18:15,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:15" (1/1) ... [2019-09-19 09:18:15,154 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 09:18:15,155 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 09:18:15,155 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 09:18:15,155 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 09:18:15,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:18:15" (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 [2019-09-19 09:18:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 09:18:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 09:18:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 09:18:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 09:18:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 09:18:15,213 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 09:18:15,213 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 09:18:15,213 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 09:18:15,213 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 09:18:15,213 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 09:18:15,214 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 09:18:15,214 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 09:18:15,214 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 09:18:15,214 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 09:18:15,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-19 09:18:15,214 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 09:18:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 09:18:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 09:18:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 09:18:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 09:18:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 09:18:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 09:18:15,215 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 09:18:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 09:18:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 09:18:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 09:18:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 09:18:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 09:18:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 09:18:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 09:18:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 09:18:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 09:18:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 09:18:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 09:18:15,217 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 09:18:15,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 09:18:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 09:18:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 09:18:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 09:18:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 09:18:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 09:18:15,218 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 09:18:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 09:18:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 09:18:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 09:18:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 09:18:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 09:18:15,219 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 09:18:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 09:18:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 09:18:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 09:18:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 09:18:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 09:18:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 09:18:15,220 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 09:18:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 09:18:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 09:18:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 09:18:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 09:18:15,221 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-19 09:18:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 09:18:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 09:18:15,222 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 09:18:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 09:18:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 09:18:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 09:18:15,224 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 09:18:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 09:18:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 09:18:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 09:18:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 09:18:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 09:18:15,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 09:18:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 09:18:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 09:18:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 09:18:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 09:18:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 09:18:15,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 09:18:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 09:18:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 09:18:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 09:18:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 09:18:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 09:18:15,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 09:18:15,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 09:18:16,691 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 09:18:16,692 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 09:18:16,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:18:16 BoogieIcfgContainer [2019-09-19 09:18:16,694 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 09:18:16,695 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 09:18:16,695 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 09:18:16,696 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 09:18:16,698 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:18:16" (1/1) ... [2019-09-19 09:18:16,699 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 09:18:16,740 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 09:18:16,740 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 09:18:16,756 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 09:18:16,770 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 09:18:16,772 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 09:18:29,220 WARN L191 SmtUtils]: Spent 12.33 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 09:18:40,059 WARN L191 SmtUtils]: Spent 10.84 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 09:19:02,275 WARN L191 SmtUtils]: Spent 13.28 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 09:19:04,024 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 09:19:07,833 WARN L191 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 09:19:07,841 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-19 09:19:09,581 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:19:11,377 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:19:13,104 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:19:14,789 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:19:16,604 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 09:19:18,351 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 09:19:20,111 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:19:21,799 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:19:21,805 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-19 09:19:21,811 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-19 09:19:25,340 WARN L191 SmtUtils]: Spent 3.45 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-19 09:19:27,073 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-19 09:19:37,987 WARN L191 SmtUtils]: Spent 10.91 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-19 09:19:43,338 WARN L191 SmtUtils]: Spent 5.35 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-19 09:19:53,585 WARN L191 SmtUtils]: Spent 10.21 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-19 09:19:58,658 WARN L191 SmtUtils]: Spent 5.07 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 09:20:17,931 WARN L191 SmtUtils]: Spent 19.25 s on a formula simplification. DAG size of input: 468 DAG size of output: 463 [2019-09-19 09:20:26,105 WARN L191 SmtUtils]: Spent 8.17 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-19 09:20:27,535 WARN L191 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 442 DAG size of output: 1 [2019-09-19 09:20:44,223 WARN L191 SmtUtils]: Spent 16.60 s on a formula simplification. DAG size of input: 433 DAG size of output: 431 [2019-09-19 09:20:52,492 WARN L191 SmtUtils]: Spent 8.27 s on a formula simplification that was a NOOP. DAG size: 431 [2019-09-19 09:21:09,100 WARN L191 SmtUtils]: Spent 16.60 s on a formula simplification. DAG size of input: 436 DAG size of output: 433 [2019-09-19 09:21:17,387 WARN L191 SmtUtils]: Spent 8.29 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 09:21:34,320 WARN L191 SmtUtils]: Spent 16.92 s on a formula simplification. DAG size of input: 449 DAG size of output: 435 [2019-09-19 09:21:42,692 WARN L191 SmtUtils]: Spent 8.37 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:21:51,010 WARN L191 SmtUtils]: Spent 8.31 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:21:59,337 WARN L191 SmtUtils]: Spent 8.33 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:22:01,278 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 436 DAG size of output: 1 [2019-09-19 09:22:17,982 WARN L191 SmtUtils]: Spent 16.70 s on a formula simplification. DAG size of input: 440 DAG size of output: 433 [2019-09-19 09:22:26,266 WARN L191 SmtUtils]: Spent 8.28 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 09:22:43,125 WARN L191 SmtUtils]: Spent 16.85 s on a formula simplification. DAG size of input: 444 DAG size of output: 435 [2019-09-19 09:22:51,515 WARN L191 SmtUtils]: Spent 8.39 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:23:10,520 WARN L191 SmtUtils]: Spent 18.96 s on a formula simplification. DAG size of input: 483 DAG size of output: 468 [2019-09-19 09:23:18,552 WARN L191 SmtUtils]: Spent 8.03 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 09:23:35,782 WARN L191 SmtUtils]: Spent 17.21 s on a formula simplification. DAG size of input: 472 DAG size of output: 469 [2019-09-19 09:23:44,317 WARN L191 SmtUtils]: Spent 8.53 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 09:23:52,704 WARN L191 SmtUtils]: Spent 8.35 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 09:24:01,142 WARN L191 SmtUtils]: Spent 8.44 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 09:24:23,382 WARN L191 SmtUtils]: Spent 22.21 s on a formula simplification. DAG size of input: 531 DAG size of output: 481 [2019-09-19 09:24:33,843 WARN L191 SmtUtils]: Spent 10.46 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-19 09:24:50,659 WARN L191 SmtUtils]: Spent 16.77 s on a formula simplification. DAG size of input: 443 DAG size of output: 439 [2019-09-19 09:24:59,117 WARN L191 SmtUtils]: Spent 8.46 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-19 09:25:35,295 WARN L191 SmtUtils]: Spent 36.15 s on a formula simplification. DAG size of input: 500 DAG size of output: 490 [2019-09-19 09:25:51,413 WARN L191 SmtUtils]: Spent 16.12 s on a formula simplification that was a NOOP. DAG size: 490 [2019-09-19 09:25:52,875 WARN L191 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 455 DAG size of output: 1 [2019-09-19 09:26:10,166 WARN L191 SmtUtils]: Spent 17.23 s on a formula simplification. DAG size of input: 443 DAG size of output: 431 [2019-09-19 09:26:15,321 WARN L191 SmtUtils]: Spent 5.15 s on a formula simplification that was a NOOP. DAG size: 431 [2019-09-19 09:26:25,986 WARN L191 SmtUtils]: Spent 10.66 s on a formula simplification. DAG size of input: 448 DAG size of output: 433 [2019-09-19 09:26:31,221 WARN L191 SmtUtils]: Spent 5.23 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 09:26:48,302 WARN L191 SmtUtils]: Spent 17.07 s on a formula simplification. DAG size of input: 463 DAG size of output: 437 [2019-09-19 09:26:56,687 WARN L191 SmtUtils]: Spent 8.38 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 09:27:05,006 WARN L191 SmtUtils]: Spent 8.31 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:27:13,234 WARN L191 SmtUtils]: Spent 8.23 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:27:15,485 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 436 DAG size of output: 1 [2019-09-19 09:27:32,075 WARN L191 SmtUtils]: Spent 16.59 s on a formula simplification. DAG size of input: 440 DAG size of output: 433 [2019-09-19 09:27:40,307 WARN L191 SmtUtils]: Spent 8.23 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 09:27:57,733 WARN L191 SmtUtils]: Spent 17.42 s on a formula simplification. DAG size of input: 446 DAG size of output: 435 [2019-09-19 09:28:06,005 WARN L191 SmtUtils]: Spent 8.27 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:28:25,610 WARN L191 SmtUtils]: Spent 19.57 s on a formula simplification. DAG size of input: 491 DAG size of output: 459 [2019-09-19 09:28:33,954 WARN L191 SmtUtils]: Spent 8.34 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 09:28:51,047 WARN L191 SmtUtils]: Spent 17.07 s on a formula simplification. DAG size of input: 480 DAG size of output: 464 [2019-09-19 09:28:59,443 WARN L191 SmtUtils]: Spent 8.39 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 09:29:07,936 WARN L191 SmtUtils]: Spent 8.45 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 09:29:16,381 WARN L191 SmtUtils]: Spent 8.44 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 09:30:08,577 WARN L191 SmtUtils]: Spent 52.18 s on a formula simplification. DAG size of input: 496 DAG size of output: 482 [2019-09-19 09:30:20,658 WARN L191 SmtUtils]: Spent 12.08 s on a formula simplification that was a NOOP. DAG size: 482 [2019-09-19 09:30:38,703 WARN L191 SmtUtils]: Spent 17.99 s on a formula simplification. DAG size of input: 445 DAG size of output: 442 [2019-09-19 09:30:47,304 WARN L191 SmtUtils]: Spent 8.60 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 09:31:30,184 WARN L191 SmtUtils]: Spent 42.85 s on a formula simplification. DAG size of input: 519 DAG size of output: 499