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 TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:31:43,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:31:43,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:31:43,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:31:43,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:31:43,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:31:43,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:31:43,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:31:43,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:31:43,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:31:43,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:31:43,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:31:43,630 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:31:43,631 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:31:43,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:31:43,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:31:43,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:31:43,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:31:43,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:31:43,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:31:43,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:31:43,648 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:31:43,649 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:31:43,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:31:43,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:31:43,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:31:43,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:31:43,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:31:43,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:31:43,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:31:43,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:31:43,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:31:43,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:31:43,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:31:43,667 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:31:43,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:31:43,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:31:43,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:31:43,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:31:43,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:31:43,672 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:31:43,673 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-21 08:31:43,694 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:31:43,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:31:43,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:31:43,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:31:43,696 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:31:43,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:31:43,697 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:31:43,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:31:43,697 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:31:43,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:31:43,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:31:43,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:31:43,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:31:43,699 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:31:43,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:31:43,699 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:31:43,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:31:43,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:31:43,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:31:43,700 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:31:43,700 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:31:43,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:31:43,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:31:43,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:31:43,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:31:43,702 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:31:43,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:31:43,702 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:31:43,702 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 -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:31:43,761 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:31:43,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:31:43,776 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:31:43,778 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:31:43,778 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:31:43,781 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product61.cil.c [2019-09-21 08:31:43,851 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/566500a75/c0ffccb7a90845ecb97d345b2fe0ab83/FLAGa86a041d2 [2019-09-21 08:31:44,318 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:31:44,319 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product61.cil.c [2019-09-21 08:31:44,333 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/566500a75/c0ffccb7a90845ecb97d345b2fe0ab83/FLAGa86a041d2 [2019-09-21 08:31:44,681 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/566500a75/c0ffccb7a90845ecb97d345b2fe0ab83 [2019-09-21 08:31:44,689 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:31:44,691 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:31:44,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:31:44,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:31:44,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:31:44,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:31:44" (1/1) ... [2019-09-21 08:31:44,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6da0b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:44, skipping insertion in model container [2019-09-21 08:31:44,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:31:44" (1/1) ... [2019-09-21 08:31:44,716 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:31:44,787 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:31:45,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:31:45,231 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:31:45,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:31:45,387 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:31:45,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:45 WrapperNode [2019-09-21 08:31:45,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:31:45,388 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:31:45,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:31:45,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:31:45,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:45" (1/1) ... [2019-09-21 08:31:45,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:45" (1/1) ... [2019-09-21 08:31:45,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:45" (1/1) ... [2019-09-21 08:31:45,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:45" (1/1) ... [2019-09-21 08:31:45,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:45" (1/1) ... [2019-09-21 08:31:45,502 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:45" (1/1) ... [2019-09-21 08:31:45,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:45" (1/1) ... [2019-09-21 08:31:45,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:31:45,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:31:45,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:31:45,526 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:31:45,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:31:45,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:31:45,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:31:45,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:31:45,586 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:31:45,586 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:31:45,586 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:31:45,586 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:31:45,586 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:31:45,587 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:31:45,587 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:31:45,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:31:45,587 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:31:45,587 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:31:45,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:31:45,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:31:45,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:31:45,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:31:45,588 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:31:45,588 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:31:45,588 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:31:45,588 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:31:45,589 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:31:45,589 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:31:45,589 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:31:45,589 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:31:45,589 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:31:45,589 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:31:45,590 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:31:45,590 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:31:45,590 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:31:45,590 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:31:45,590 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:31:45,590 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:31:45,590 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:31:45,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:31:45,591 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:31:45,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:31:45,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:31:45,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:31:45,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:31:45,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:31:45,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:31:45,592 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:31:45,592 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:31:45,592 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:31:45,592 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:31:45,592 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:31:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:31:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:31:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:31:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:31:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:31:45,593 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:31:45,594 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:31:45,594 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:31:45,594 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:31:45,594 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:31:45,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:31:45,594 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:31:45,595 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:31:45,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:31:45,595 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:31:45,595 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:31:45,595 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:31:45,595 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:31:45,596 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:31:45,596 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:31:45,596 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:31:45,596 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:31:45,596 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:31:45,596 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:31:45,596 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:31:45,597 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:31:45,597 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:31:45,597 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:31:45,597 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:31:45,597 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:31:45,597 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:31:45,597 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:31:45,598 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:31:45,598 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:31:45,598 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:31:45,598 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:31:45,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:31:45,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:31:45,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:31:45,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:31:45,599 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:31:45,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:31:45,599 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:31:45,599 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:31:45,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:31:45,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:31:45,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:31:45,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:31:45,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:31:45,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:31:45,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:31:47,144 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:31:47,144 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:31:47,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:31:47 BoogieIcfgContainer [2019-09-21 08:31:47,146 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:31:47,147 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:31:47,147 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:31:47,147 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:31:47,148 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:31:47" (1/1) ... [2019-09-21 08:31:47,149 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:31:47,175 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:31:47,176 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:31:47,184 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:31:47,195 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:31:47,198 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:31:56,182 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:31:57,802 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:31:57,940 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:58,086 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:58,214 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:58,236 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-21 08:31:58,289 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-21 08:31:58,295 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-21 08:31:58,456 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-21 08:31:58,608 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-21 08:31:59,058 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:31:59,353 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:31:59,647 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:31:59,876 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:32:00,335 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:32:00,668 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:32:01,350 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-21 08:32:01,656 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:32:01,960 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 512 [2019-09-21 08:32:02,074 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:32:02,494 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:32:02,957 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:32:03,378 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 530 [2019-09-21 08:32:03,842 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-21 08:32:04,359 WARN L191 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:32:05,104 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:32:05,409 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:32:05,788 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-21 08:32:06,216 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:32:06,503 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 512 [2019-09-21 08:32:06,634 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:32:07,044 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:07,364 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:07,645 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 533 [2019-09-21 08:32:07,930 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:08,419 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:32:08,462 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 22 for LOIs [2019-09-21 08:32:08,520 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-21 08:32:08,531 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-21 08:32:08,534 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-21 08:32:08,535 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:32:08,535 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:32:08,537 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 520#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-21 08:32:08,549 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:32:08,549 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:32:08,551 INFO L168 Benchmark]: Toolchain (without parser) took 23859.97 ms. Allocated memory was 135.8 MB in the beginning and 724.6 MB in the end (delta: 588.8 MB). Free memory was 82.3 MB in the beginning and 491.8 MB in the end (delta: -409.5 MB). Peak memory consumption was 179.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:08,552 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 135.8 MB. Free memory was 101.7 MB in the beginning and 101.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:32:08,553 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.97 ms. Allocated memory was 135.8 MB in the beginning and 197.1 MB in the end (delta: 61.3 MB). Free memory was 82.1 MB in the beginning and 158.6 MB in the end (delta: -76.5 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:08,554 INFO L168 Benchmark]: Boogie Preprocessor took 129.68 ms. Allocated memory is still 197.1 MB. Free memory was 158.6 MB in the beginning and 154.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:08,555 INFO L168 Benchmark]: RCFGBuilder took 1620.84 ms. Allocated memory was 197.1 MB in the beginning and 212.9 MB in the end (delta: 15.7 MB). Free memory was 154.6 MB in the beginning and 131.8 MB in the end (delta: 22.8 MB). Peak memory consumption was 95.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:08,556 INFO L168 Benchmark]: Sifa took 21402.78 ms. Allocated memory was 212.9 MB in the beginning and 724.6 MB in the end (delta: 511.7 MB). Free memory was 131.8 MB in the beginning and 491.8 MB in the end (delta: -360.0 MB). Peak memory consumption was 151.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:08,559 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 135.8 MB. Free memory was 101.7 MB in the beginning and 101.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 695.97 ms. Allocated memory was 135.8 MB in the beginning and 197.1 MB in the end (delta: 61.3 MB). Free memory was 82.1 MB in the beginning and 158.6 MB in the end (delta: -76.5 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.68 ms. Allocated memory is still 197.1 MB. Free memory was 158.6 MB in the beginning and 154.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1620.84 ms. Allocated memory was 197.1 MB in the beginning and 212.9 MB in the end (delta: 15.7 MB). Free memory was 154.6 MB in the beginning and 131.8 MB in the end (delta: 22.8 MB). Peak memory consumption was 95.7 MB. Max. memory is 7.1 GB. * Sifa took 21402.78 ms. Allocated memory was 212.9 MB in the beginning and 724.6 MB in the end (delta: 511.7 MB). Free memory was 131.8 MB in the beginning and 491.8 MB in the end (delta: -360.0 MB). Peak memory consumption was 151.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 21362, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 262, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 172, TOOLS_POST_TIME[ms]: 10785, TOOLS_POST_CALL_APPLICATIONS: 77, TOOLS_POST_CALL_TIME[ms]: 234, TOOLS_POST_RETURN_APPLICATIONS: 68, TOOLS_POST_RETURN_TIME[ms]: 144, TOOLS_QUANTIFIERELIM_APPLICATIONS: 317, TOOLS_QUANTIFIERELIM_TIME[ms]: 11048, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10675, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 269, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 83, DOMAIN_JOIN_TIME[ms]: 8822, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 990, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 39, DOMAIN_ISBOTTOM_APPLICATIONS: 42, DOMAIN_ISBOTTOM_TIME[ms]: 190, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6866, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6865, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 68, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11252, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11250, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 425, DAG_COMPRESSION_RETAINED_NODES: 227 - UnprovableResult [Line: 193]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 520#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...