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_spec5_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 21:42:04,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 21:42:04,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 21:42:04,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 21:42:04,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 21:42:04,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 21:42:04,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 21:42:04,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 21:42:04,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 21:42:04,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 21:42:04,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 21:42:04,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 21:42:04,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 21:42:04,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 21:42:04,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 21:42:04,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 21:42:04,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 21:42:04,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 21:42:04,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 21:42:04,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 21:42:04,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 21:42:04,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 21:42:04,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 21:42:04,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 21:42:04,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 21:42:04,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 21:42:04,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 21:42:04,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 21:42:04,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 21:42:04,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 21:42:04,640 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 21:42:04,641 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 21:42:04,641 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 21:42:04,642 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 21:42:04,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 21:42:04,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 21:42:04,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 21:42:04,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 21:42:04,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 21:42:04,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 21:42:04,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 21:42:04,647 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 21:42:04,661 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 21:42:04,661 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 21:42:04,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 21:42:04,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 21:42:04,663 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 21:42:04,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 21:42:04,663 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 21:42:04,663 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 21:42:04,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 21:42:04,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 21:42:04,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 21:42:04,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 21:42:04,664 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 21:42:04,665 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 21:42:04,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 21:42:04,665 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 21:42:04,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 21:42:04,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 21:42:04,666 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 21:42:04,666 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 21:42:04,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 21:42:04,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:42:04,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 21:42:04,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 21:42:04,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 21:42:04,667 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 21:42:04,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 21:42:04,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 21:42:04,668 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 [2019-09-20 21:42:04,698 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 21:42:04,710 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 21:42:04,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 21:42:04,715 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 21:42:04,715 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 21:42:04,716 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product38.cil.c [2019-09-20 21:42:04,776 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/def8a0e64/bd95f04ca7114514888f37a6b8b92d82/FLAGcd0721738 [2019-09-20 21:42:05,282 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 21:42:05,286 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product38.cil.c [2019-09-20 21:42:05,308 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/def8a0e64/bd95f04ca7114514888f37a6b8b92d82/FLAGcd0721738 [2019-09-20 21:42:05,613 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/def8a0e64/bd95f04ca7114514888f37a6b8b92d82 [2019-09-20 21:42:05,622 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 21:42:05,624 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 21:42:05,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 21:42:05,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 21:42:05,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 21:42:05,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:42:05" (1/1) ... [2019-09-20 21:42:05,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24847820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:42:05, skipping insertion in model container [2019-09-20 21:42:05,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:42:05" (1/1) ... [2019-09-20 21:42:05,641 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 21:42:05,704 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 21:42:06,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:42:06,212 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 21:42:06,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:42:06,353 INFO L192 MainTranslator]: Completed translation [2019-09-20 21:42:06,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:42:06 WrapperNode [2019-09-20 21:42:06,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 21:42:06,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 21:42:06,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 21:42:06,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 21:42:06,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:42:06" (1/1) ... [2019-09-20 21:42:06,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:42:06" (1/1) ... [2019-09-20 21:42:06,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:42:06" (1/1) ... [2019-09-20 21:42:06,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:42:06" (1/1) ... [2019-09-20 21:42:06,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:42:06" (1/1) ... [2019-09-20 21:42:06,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:42:06" (1/1) ... [2019-09-20 21:42:06,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:42:06" (1/1) ... [2019-09-20 21:42:06,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 21:42:06,455 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 21:42:06,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 21:42:06,455 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 21:42:06,456 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:42:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:42:06,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 21:42:06,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 21:42:06,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 21:42:06,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 21:42:06,515 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 21:42:06,515 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 21:42:06,515 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 21:42:06,515 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 21:42:06,515 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 21:42:06,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 21:42:06,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 21:42:06,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 21:42:06,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 21:42:06,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 21:42:06,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 21:42:06,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 21:42:06,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 21:42:06,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 21:42:06,517 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 21:42:06,517 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 21:42:06,517 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 21:42:06,517 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 21:42:06,518 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 21:42:06,518 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 21:42:06,518 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 21:42:06,518 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 21:42:06,518 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 21:42:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 21:42:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 21:42:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 21:42:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 21:42:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 21:42:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 21:42:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 21:42:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 21:42:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 21:42:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 21:42:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 21:42:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 21:42:06,522 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 21:42:06,522 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 21:42:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 21:42:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 21:42:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 21:42:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 21:42:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 21:42:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 21:42:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 21:42:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 21:42:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 21:42:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 21:42:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 21:42:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 21:42:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 21:42:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 21:42:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 21:42:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 21:42:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 21:42:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 21:42:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 21:42:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 21:42:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 21:42:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 21:42:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 21:42:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 21:42:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 21:42:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 21:42:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 21:42:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 21:42:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 21:42:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 21:42:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 21:42:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 21:42:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 21:42:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 21:42:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 21:42:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 21:42:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 21:42:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 21:42:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 21:42:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 21:42:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 21:42:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 21:42:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 21:42:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 21:42:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 21:42:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 21:42:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 21:42:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 21:42:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 21:42:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 21:42:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 21:42:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 21:42:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 21:42:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 21:42:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 21:42:08,150 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 21:42:08,150 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 21:42:08,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:42:08 BoogieIcfgContainer [2019-09-20 21:42:08,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 21:42:08,152 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 21:42:08,152 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 21:42:08,153 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 21:42:08,154 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:42:08" (1/1) ... [2019-09-20 21:42:08,154 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 [2019-09-20 21:42:08,181 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 21:42:08,181 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 21:42:08,190 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 21:42:08,202 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 21:42:08,204 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 21:42:21,407 WARN L191 SmtUtils]: Spent 13.09 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-20 21:42:33,891 WARN L191 SmtUtils]: Spent 12.48 s on a formula simplification that was a NOOP. DAG size: 443