java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 19:06:59,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 19:06:59,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 19:06:59,515 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 19:06:59,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 19:06:59,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 19:06:59,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 19:06:59,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 19:06:59,521 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 19:06:59,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 19:06:59,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 19:06:59,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 19:06:59,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 19:06:59,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 19:06:59,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 19:06:59,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 19:06:59,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 19:06:59,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 19:06:59,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 19:06:59,532 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 19:06:59,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 19:06:59,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 19:06:59,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 19:06:59,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 19:06:59,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 19:06:59,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 19:06:59,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 19:06:59,540 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 19:06:59,541 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 19:06:59,542 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 19:06:59,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 19:06:59,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 19:06:59,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 19:06:59,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 19:06:59,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 19:06:59,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 19:06:59,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 19:06:59,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 19:06:59,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 19:06:59,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 19:06:59,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 19:06:59,549 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-17 19:06:59,562 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 19:06:59,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 19:06:59,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 19:06:59,564 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 19:06:59,564 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 19:06:59,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 19:06:59,565 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 19:06:59,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 19:06:59,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 19:06:59,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 19:06:59,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 19:06:59,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 19:06:59,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 19:06:59,566 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 19:06:59,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 19:06:59,566 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 19:06:59,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 19:06:59,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 19:06:59,567 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 19:06:59,567 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 19:06:59,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 19:06:59,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 19:06:59,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 19:06:59,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 19:06:59,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 19:06:59,568 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 19:06:59,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 19:06:59,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 19:06:59,569 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 19:06:59,601 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 19:06:59,613 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 19:06:59,616 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 19:06:59,618 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 19:06:59,618 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 19:06:59,619 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product18.cil.c [2019-09-17 19:06:59,678 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5654e8273/dd3f9fcf3c404668a65fb7451b7c3f19/FLAGc631ca4fd [2019-09-17 19:07:00,162 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 19:07:00,163 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product18.cil.c [2019-09-17 19:07:00,175 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5654e8273/dd3f9fcf3c404668a65fb7451b7c3f19/FLAGc631ca4fd [2019-09-17 19:07:00,506 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5654e8273/dd3f9fcf3c404668a65fb7451b7c3f19 [2019-09-17 19:07:00,516 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 19:07:00,518 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 19:07:00,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 19:07:00,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 19:07:00,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 19:07:00,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:07:00" (1/1) ... [2019-09-17 19:07:00,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@772ff177 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:07:00, skipping insertion in model container [2019-09-17 19:07:00,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:07:00" (1/1) ... [2019-09-17 19:07:00,535 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 19:07:00,594 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 19:07:01,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 19:07:01,053 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 19:07:01,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 19:07:01,159 INFO L192 MainTranslator]: Completed translation [2019-09-17 19:07:01,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:07:01 WrapperNode [2019-09-17 19:07:01,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 19:07:01,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 19:07:01,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 19:07:01,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 19:07:01,175 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:07:01" (1/1) ... [2019-09-17 19:07:01,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:07:01" (1/1) ... [2019-09-17 19:07:01,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:07:01" (1/1) ... [2019-09-17 19:07:01,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:07:01" (1/1) ... [2019-09-17 19:07:01,226 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:07:01" (1/1) ... [2019-09-17 19:07:01,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:07:01" (1/1) ... [2019-09-17 19:07:01,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:07:01" (1/1) ... [2019-09-17 19:07:01,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 19:07:01,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 19:07:01,273 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 19:07:01,273 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 19:07:01,274 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:07:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 19:07:01,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 19:07:01,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 19:07:01,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 19:07:01,340 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 19:07:01,340 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 19:07:01,340 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 19:07:01,341 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 19:07:01,341 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 19:07:01,341 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 19:07:01,341 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 19:07:01,341 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 19:07:01,344 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 19:07:01,344 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 19:07:01,344 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 19:07:01,345 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 19:07:01,345 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 19:07:01,345 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 19:07:01,345 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 19:07:01,345 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 19:07:01,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-17 19:07:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 19:07:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 19:07:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 19:07:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 19:07:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 19:07:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 19:07:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 19:07:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 19:07:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 19:07:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 19:07:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 19:07:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 19:07:01,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 19:07:01,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 19:07:01,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 19:07:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 19:07:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 19:07:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 19:07:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 19:07:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 19:07:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 19:07:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 19:07:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 19:07:01,350 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 19:07:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 19:07:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 19:07:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 19:07:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 19:07:01,351 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 19:07:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 19:07:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 19:07:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 19:07:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 19:07:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 19:07:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 19:07:01,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-17 19:07:01,353 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 19:07:01,353 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 19:07:01,353 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 19:07:01,353 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 19:07:01,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 19:07:01,354 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 19:07:01,354 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 19:07:01,354 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 19:07:01,354 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 19:07:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 19:07:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 19:07:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 19:07:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 19:07:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 19:07:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 19:07:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 19:07:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 19:07:01,357 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 19:07:01,357 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 19:07:01,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 19:07:01,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 19:07:01,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 19:07:01,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 19:07:01,358 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 19:07:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 19:07:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 19:07:01,360 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 19:07:01,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 19:07:01,360 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 19:07:01,360 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 19:07:01,360 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 19:07:01,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 19:07:01,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 19:07:01,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 19:07:02,884 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 19:07:02,884 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 19:07:02,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:07:02 BoogieIcfgContainer [2019-09-17 19:07:02,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 19:07:02,887 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 19:07:02,887 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 19:07:02,888 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 19:07:02,889 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:07:02" (1/1) ... [2019-09-17 19:07:02,889 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 19:07:02,917 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 19:07:02,917 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 19:07:02,928 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 19:07:02,940 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 19:07:02,942 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 19:07:25,472 WARN L191 SmtUtils]: Spent 13.62 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 19:07:27,177 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 19:07:31,036 WARN L191 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-17 19:07:32,850 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 19:07:34,607 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 19:07:34,875 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 19:07:39,353 WARN L191 SmtUtils]: Spent 4.47 s on a formula simplification. DAG size of input: 490 DAG size of output: 433 [2019-09-17 19:07:39,368 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 441 for LOIs [2019-09-17 19:07:39,468 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 441 for LOIs [2019-09-17 19:07:39,474 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 441 for LOIs [2019-09-17 19:07:51,698 WARN L191 SmtUtils]: Spent 12.07 s on a formula simplification. DAG size of input: 470 DAG size of output: 466 [2019-09-17 19:07:57,625 WARN L191 SmtUtils]: Spent 5.93 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 19:07:57,998 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 19:08:13,252 WARN L191 SmtUtils]: Spent 15.25 s on a formula simplification. DAG size of input: 523 DAG size of output: 490 [2019-09-17 19:08:25,630 WARN L191 SmtUtils]: Spent 12.38 s on a formula simplification. DAG size of input: 470 DAG size of output: 466 [2019-09-17 19:08:31,689 WARN L191 SmtUtils]: Spent 6.06 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 19:08:32,044 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 19:08:46,999 WARN L191 SmtUtils]: Spent 14.95 s on a formula simplification. DAG size of input: 523 DAG size of output: 490 [2019-09-17 19:09:00,214 WARN L191 SmtUtils]: Spent 13.14 s on a formula simplification. DAG size of input: 524 DAG size of output: 523 [2019-09-17 19:09:06,712 WARN L191 SmtUtils]: Spent 6.50 s on a formula simplification that was a NOOP. DAG size: 523 [2019-09-17 19:09:07,067 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:09:21,304 WARN L191 SmtUtils]: Spent 14.23 s on a formula simplification. DAG size of input: 524 DAG size of output: 523 [2019-09-17 19:09:34,243 WARN L191 SmtUtils]: Spent 12.94 s on a formula simplification. DAG size of input: 524 DAG size of output: 523 [2019-09-17 19:09:40,814 WARN L191 SmtUtils]: Spent 6.57 s on a formula simplification that was a NOOP. DAG size: 523 [2019-09-17 19:09:41,174 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:09:55,377 WARN L191 SmtUtils]: Spent 14.20 s on a formula simplification. DAG size of input: 524 DAG size of output: 523 [2019-09-17 19:10:13,000 WARN L191 SmtUtils]: Spent 17.59 s on a formula simplification. DAG size of input: 532 DAG size of output: 531 [2019-09-17 19:10:21,786 WARN L191 SmtUtils]: Spent 8.78 s on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 19:10:22,151 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:10:50,840 WARN L191 SmtUtils]: Spent 28.69 s on a formula simplification. DAG size of input: 532 DAG size of output: 523 [2019-09-17 19:11:08,373 WARN L191 SmtUtils]: Spent 17.53 s on a formula simplification. DAG size of input: 532 DAG size of output: 531 [2019-09-17 19:11:17,137 WARN L191 SmtUtils]: Spent 8.76 s on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 19:11:17,494 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:11:46,121 WARN L191 SmtUtils]: Spent 28.62 s on a formula simplification. DAG size of input: 532 DAG size of output: 523 [2019-09-17 19:12:11,382 WARN L191 SmtUtils]: Spent 25.21 s on a formula simplification. DAG size of input: 534 DAG size of output: 534 [2019-09-17 19:12:23,977 WARN L191 SmtUtils]: Spent 12.59 s on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 19:12:24,447 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:12:51,237 WARN L191 SmtUtils]: Spent 26.79 s on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2019-09-17 19:13:23,865 WARN L191 SmtUtils]: Spent 31.72 s on a formula simplification. DAG size of input: 539 DAG size of output: 483 [2019-09-17 19:13:33,198 WARN L191 SmtUtils]: Spent 9.33 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-17 19:13:33,737 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 19:13:51,987 WARN L191 SmtUtils]: Spent 18.25 s on a formula simplification. DAG size of input: 527 DAG size of output: 483 [2019-09-17 19:14:02,811 WARN L191 SmtUtils]: Spent 10.78 s on a formula simplification that was a NOOP. DAG size: 490 [2019-09-17 19:14:13,639 WARN L191 SmtUtils]: Spent 10.83 s on a formula simplification that was a NOOP. DAG size: 490 [2019-09-17 19:14:35,769 WARN L191 SmtUtils]: Spent 22.12 s on a formula simplification. DAG size of input: 535 DAG size of output: 490 [2019-09-17 19:14:42,039 WARN L191 SmtUtils]: Spent 6.04 s on a formula simplification. DAG size of input: 510 DAG size of output: 470 [2019-09-17 19:14:44,165 WARN L191 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-17 19:14:44,533 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 19:14:51,733 WARN L191 SmtUtils]: Spent 7.20 s on a formula simplification. DAG size of input: 513 DAG size of output: 464 [2019-09-17 19:14:57,720 WARN L191 SmtUtils]: Spent 5.99 s on a formula simplification. DAG size of input: 510 DAG size of output: 470 [2019-09-17 19:14:59,860 WARN L191 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-17 19:15:00,203 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 19:15:07,410 WARN L191 SmtUtils]: Spent 7.21 s on a formula simplification. DAG size of input: 513 DAG size of output: 464 [2019-09-17 19:15:18,209 WARN L191 SmtUtils]: Spent 10.68 s on a formula simplification. DAG size of input: 495 DAG size of output: 476 [2019-09-17 19:15:23,369 WARN L191 SmtUtils]: Spent 5.16 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-17 19:15:23,703 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:15:34,756 WARN L191 SmtUtils]: Spent 11.05 s on a formula simplification. DAG size of input: 517 DAG size of output: 477 [2019-09-17 19:15:45,343 WARN L191 SmtUtils]: Spent 10.59 s on a formula simplification. DAG size of input: 495 DAG size of output: 476 [2019-09-17 19:15:50,455 WARN L191 SmtUtils]: Spent 5.11 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-17 19:15:50,784 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:16:01,690 WARN L191 SmtUtils]: Spent 10.90 s on a formula simplification. DAG size of input: 517 DAG size of output: 477 [2019-09-17 19:16:19,695 WARN L191 SmtUtils]: Spent 17.94 s on a formula simplification. DAG size of input: 507 DAG size of output: 483 [2019-09-17 19:16:24,978 WARN L191 SmtUtils]: Spent 5.28 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-17 19:16:25,316 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:16:42,632 WARN L191 SmtUtils]: Spent 17.32 s on a formula simplification. DAG size of input: 524 DAG size of output: 476 [2019-09-17 19:17:00,523 WARN L191 SmtUtils]: Spent 17.89 s on a formula simplification. DAG size of input: 507 DAG size of output: 483 [2019-09-17 19:17:05,868 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-17 19:17:06,202 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:17:23,634 WARN L191 SmtUtils]: Spent 17.43 s on a formula simplification. DAG size of input: 524 DAG size of output: 476 [2019-09-17 19:17:41,983 WARN L191 SmtUtils]: Spent 18.33 s on a formula simplification. DAG size of input: 486 DAG size of output: 486 [2019-09-17 19:17:51,074 WARN L191 SmtUtils]: Spent 9.09 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-17 19:17:51,414 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 19:18:10,209 WARN L191 SmtUtils]: Spent 18.79 s on a formula simplification. DAG size of input: 527 DAG size of output: 487 [2019-09-17 19:18:27,767 WARN L191 SmtUtils]: Spent 17.23 s on a formula simplification. DAG size of input: 491 DAG size of output: 476 [2019-09-17 19:18:33,272 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-17 19:18:33,623 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 19:18:45,449 WARN L191 SmtUtils]: Spent 11.82 s on a formula simplification. DAG size of input: 520 DAG size of output: 476 [2019-09-17 19:19:00,383 WARN L191 SmtUtils]: Spent 14.91 s on a formula simplification. DAG size of input: 497 DAG size of output: 484 [2019-09-17 19:19:07,811 WARN L191 SmtUtils]: Spent 7.43 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 19:19:25,359 WARN L191 SmtUtils]: Spent 17.54 s on a formula simplification. DAG size of input: 529 DAG size of output: 502 [2019-09-17 19:19:31,396 WARN L191 SmtUtils]: Spent 5.92 s on a formula simplification. DAG size of input: 510 DAG size of output: 485 [2019-09-17 19:19:33,552 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-17 19:19:33,907 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 19:19:38,913 WARN L191 SmtUtils]: Spent 5.00 s on a formula simplification. DAG size of input: 486 DAG size of output: 484 [2019-09-17 19:19:44,862 WARN L191 SmtUtils]: Spent 5.95 s on a formula simplification. DAG size of input: 510 DAG size of output: 485 [2019-09-17 19:19:46,969 WARN L191 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-17 19:19:47,308 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 19:19:52,335 WARN L191 SmtUtils]: Spent 5.03 s on a formula simplification. DAG size of input: 486 DAG size of output: 484 [2019-09-17 19:20:03,058 WARN L191 SmtUtils]: Spent 10.63 s on a formula simplification. DAG size of input: 504 DAG size of output: 492 [2019-09-17 19:20:08,283 WARN L191 SmtUtils]: Spent 5.22 s on a formula simplification that was a NOOP. DAG size: 492 [2019-09-17 19:20:08,616 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 132