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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product41.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 05:22:23,743 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 05:22:23,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 05:22:23,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 05:22:23,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 05:22:23,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 05:22:23,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 05:22:23,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 05:22:23,776 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 05:22:23,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 05:22:23,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 05:22:23,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 05:22:23,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 05:22:23,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 05:22:23,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 05:22:23,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 05:22:23,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 05:22:23,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 05:22:23,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 05:22:23,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 05:22:23,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 05:22:23,802 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 05:22:23,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 05:22:23,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 05:22:23,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 05:22:23,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 05:22:23,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 05:22:23,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 05:22:23,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 05:22:23,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 05:22:23,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 05:22:23,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 05:22:23,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 05:22:23,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 05:22:23,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 05:22:23,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 05:22:23,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 05:22:23,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 05:22:23,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 05:22:23,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 05:22:23,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 05:22:23,815 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 [2019-09-18 05:22:23,832 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 05:22:23,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 05:22:23,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 05:22:23,834 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 05:22:23,834 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 05:22:23,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 05:22:23,835 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 05:22:23,835 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 05:22:23,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 05:22:23,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 05:22:23,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 05:22:23,836 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 05:22:23,836 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 05:22:23,836 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 05:22:23,836 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 05:22:23,837 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 05:22:23,837 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 05:22:23,837 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 05:22:23,838 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 05:22:23,838 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 05:22:23,839 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 05:22:23,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 05:22:23,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 05:22:23,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 05:22:23,840 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 05:22:23,840 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 05:22:23,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 05:22:23,841 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 05:22:23,841 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 -> SequenceOfStatements 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 [2019-09-18 05:22:23,883 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 05:22:23,897 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 05:22:23,902 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 05:22:23,904 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 05:22:23,909 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 05:22:23,909 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product41.cil.c [2019-09-18 05:22:23,982 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ad4dc1ab/3baacbfaf4e848898c36ad5e8c94268c/FLAGd522b2465 [2019-09-18 05:22:24,508 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 05:22:24,508 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product41.cil.c [2019-09-18 05:22:24,526 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ad4dc1ab/3baacbfaf4e848898c36ad5e8c94268c/FLAGd522b2465 [2019-09-18 05:22:24,836 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ad4dc1ab/3baacbfaf4e848898c36ad5e8c94268c [2019-09-18 05:22:24,846 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 05:22:24,847 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 05:22:24,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 05:22:24,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 05:22:24,852 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 05:22:24,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 05:22:24" (1/1) ... [2019-09-18 05:22:24,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72966280 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:22:24, skipping insertion in model container [2019-09-18 05:22:24,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 05:22:24" (1/1) ... [2019-09-18 05:22:24,863 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 05:22:24,927 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 05:22:25,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 05:22:25,329 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 05:22:25,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 05:22:25,460 INFO L192 MainTranslator]: Completed translation [2019-09-18 05:22:25,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:22:25 WrapperNode [2019-09-18 05:22:25,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 05:22:25,461 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 05:22:25,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 05:22:25,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 05:22:25,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:22:25" (1/1) ... [2019-09-18 05:22:25,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:22:25" (1/1) ... [2019-09-18 05:22:25,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:22:25" (1/1) ... [2019-09-18 05:22:25,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:22:25" (1/1) ... [2019-09-18 05:22:25,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:22:25" (1/1) ... [2019-09-18 05:22:25,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:22:25" (1/1) ... [2019-09-18 05:22:25,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:22:25" (1/1) ... [2019-09-18 05:22:25,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 05:22:25,547 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 05:22:25,547 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 05:22:25,547 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 05:22:25,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:22:25" (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 [2019-09-18 05:22:25,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 05:22:25,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 05:22:25,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 05:22:25,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-18 05:22:25,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-18 05:22:25,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-18 05:22:25,630 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 05:22:25,630 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 05:22:25,630 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 05:22:25,630 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 05:22:25,630 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 05:22:25,631 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 05:22:25,631 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 05:22:25,631 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 05:22:25,632 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 05:22:25,632 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 05:22:25,634 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 05:22:25,635 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 05:22:25,635 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 05:22:25,635 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 05:22:25,635 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 05:22:25,635 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-18 05:22:25,635 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 05:22:25,636 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 05:22:25,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 05:22:25,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 05:22:25,636 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 05:22:25,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 05:22:25,636 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 05:22:25,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 05:22:25,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 05:22:25,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 05:22:25,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 05:22:25,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 05:22:25,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 05:22:25,638 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 05:22:25,638 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 05:22:25,638 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 05:22:25,638 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 05:22:25,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 05:22:25,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 05:22:25,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 05:22:25,639 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 05:22:25,639 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 05:22:25,639 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 05:22:25,639 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 05:22:25,639 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-18 05:22:25,640 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-18 05:22:25,640 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-18 05:22:25,640 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 05:22:25,640 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 05:22:25,640 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 05:22:25,640 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 05:22:25,640 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 05:22:25,641 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 05:22:25,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 05:22:25,641 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 05:22:25,641 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 05:22:25,641 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 05:22:25,642 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 05:22:25,642 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 05:22:25,642 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 05:22:25,642 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 05:22:25,642 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 05:22:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 05:22:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 05:22:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 05:22:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 05:22:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 05:22:25,643 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 05:22:25,644 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 05:22:25,644 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 05:22:25,644 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-18 05:22:25,645 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 05:22:25,645 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 05:22:25,645 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 05:22:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 05:22:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 05:22:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 05:22:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 05:22:25,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 05:22:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 05:22:25,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 05:22:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 05:22:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 05:22:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 05:22:25,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 05:22:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 05:22:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 05:22:25,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 05:22:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 05:22:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 05:22:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 05:22:25,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 05:22:26,907 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 05:22:26,907 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 05:22:26,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 05:22:26 BoogieIcfgContainer [2019-09-18 05:22:26,909 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 05:22:26,910 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 05:22:26,910 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 05:22:26,910 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 05:22:26,911 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 05:22:26" (1/1) ... [2019-09-18 05:22:26,912 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 05:22:26,935 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 05:22:26,935 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 05:22:26,944 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 05:22:26,953 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 05:22:26,954 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 05:22:50,200 WARN L191 SmtUtils]: Spent 14.46 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 05:22:51,961 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 05:22:55,749 WARN L191 SmtUtils]: Spent 3.78 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 05:22:57,560 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 05:22:59,334 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 05:22:59,349 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 432 for LOIs [2019-09-18 05:22:59,416 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 432 for LOIs [2019-09-18 05:22:59,434 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 432 for LOIs [2019-09-18 05:23:10,420 WARN L191 SmtUtils]: Spent 10.80 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-18 05:23:15,784 WARN L191 SmtUtils]: Spent 5.36 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 05:23:26,446 WARN L191 SmtUtils]: Spent 10.66 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-18 05:23:31,742 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 05:23:50,398 WARN L191 SmtUtils]: Spent 18.58 s on a formula simplification. DAG size of input: 459 DAG size of output: 457 [2019-09-18 05:23:59,659 WARN L191 SmtUtils]: Spent 9.26 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 05:24:18,170 WARN L191 SmtUtils]: Spent 18.44 s on a formula simplification. DAG size of input: 471 DAG size of output: 464 [2019-09-18 05:24:27,163 WARN L191 SmtUtils]: Spent 8.99 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 05:24:36,289 WARN L191 SmtUtils]: Spent 9.12 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-18 05:24:45,343 WARN L191 SmtUtils]: Spent 9.05 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-18 05:24:57,730 WARN L191 SmtUtils]: Spent 11.31 s on a formula simplification. DAG size of input: 473 DAG size of output: 462 [2019-09-18 05:25:03,203 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 05:25:08,679 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 05:25:14,075 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 05:25:25,085 WARN L191 SmtUtils]: Spent 11.01 s on a formula simplification. DAG size of input: 468 DAG size of output: 459 [2019-09-18 05:25:30,549 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 05:25:41,428 WARN L191 SmtUtils]: Spent 10.88 s on a formula simplification. DAG size of input: 468 DAG size of output: 459 [2019-09-18 05:25:46,894 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 05:25:59,393 WARN L191 SmtUtils]: Spent 12.48 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-18 05:26:00,250 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-18 05:26:00,474 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-18 05:26:18,746 WARN L191 SmtUtils]: Spent 17.88 s on a formula simplification. DAG size of input: 459 DAG size of output: 457 [2019-09-18 05:26:27,647 WARN L191 SmtUtils]: Spent 8.90 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 05:26:46,057 WARN L191 SmtUtils]: Spent 18.37 s on a formula simplification. DAG size of input: 471 DAG size of output: 464 [2019-09-18 05:26:55,087 WARN L191 SmtUtils]: Spent 9.03 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 05:27:04,188 WARN L191 SmtUtils]: Spent 9.10 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-18 05:27:13,316 WARN L191 SmtUtils]: Spent 9.13 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-18 05:27:24,860 WARN L191 SmtUtils]: Spent 11.46 s on a formula simplification. DAG size of input: 473 DAG size of output: 462 [2019-09-18 05:27:30,417 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 05:27:36,115 WARN L191 SmtUtils]: Spent 5.67 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 05:27:41,706 WARN L191 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 05:27:56,018 WARN L191 SmtUtils]: Spent 14.31 s on a formula simplification. DAG size of input: 468 DAG size of output: 457 [2019-09-18 05:28:01,617 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 05:28:15,962 WARN L191 SmtUtils]: Spent 14.34 s on a formula simplification. DAG size of input: 468 DAG size of output: 457 [2019-09-18 05:28:21,526 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 05:28:34,159 WARN L191 SmtUtils]: Spent 12.61 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-18 05:28:34,624 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-18 05:28:34,855 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-18 05:28:35,001 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 23 for LOIs [2019-09-18 05:28:35,310 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-18 05:28:35,502 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-18 05:28:35,583 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 05:28:35,740 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-18 05:28:35,742 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-18 05:28:35,768 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 05:28:35,769 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 05:28:35,771 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 531#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-18 05:28:35,782 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 05:28:35,782 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 05:28:35,784 INFO L168 Benchmark]: Toolchain (without parser) took 370936.86 ms. Allocated memory was 133.2 MB in the beginning and 146.3 MB in the end (delta: 13.1 MB). Free memory was 87.9 MB in the beginning and 62.7 MB in the end (delta: 25.2 MB). Peak memory consumption was 38.3 MB. Max. memory is 7.1 GB. [2019-09-18 05:28:35,785 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory is still 107.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 05:28:35,786 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.87 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 87.9 MB in the beginning and 165.6 MB in the end (delta: -77.7 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2019-09-18 05:28:35,786 INFO L168 Benchmark]: Boogie Preprocessor took 84.92 ms. Allocated memory is still 200.3 MB. Free memory was 165.6 MB in the beginning and 159.0 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 7.1 GB. [2019-09-18 05:28:35,787 INFO L168 Benchmark]: RCFGBuilder took 1362.53 ms. Allocated memory was 200.3 MB in the beginning and 224.9 MB in the end (delta: 24.6 MB). Free memory was 159.0 MB in the beginning and 191.9 MB in the end (delta: -33.0 MB). Peak memory consumption was 87.6 MB. Max. memory is 7.1 GB. [2019-09-18 05:28:35,788 INFO L168 Benchmark]: Sifa took 368872.78 ms. Allocated memory was 224.9 MB in the beginning and 146.3 MB in the end (delta: -78.6 MB). Free memory was 191.9 MB in the beginning and 62.7 MB in the end (delta: 129.3 MB). Peak memory consumption was 50.6 MB. Max. memory is 7.1 GB. [2019-09-18 05:28:35,792 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory is still 107.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 612.87 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 87.9 MB in the beginning and 165.6 MB in the end (delta: -77.7 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.92 ms. Allocated memory is still 200.3 MB. Free memory was 165.6 MB in the beginning and 159.0 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1362.53 ms. Allocated memory was 200.3 MB in the beginning and 224.9 MB in the end (delta: 24.6 MB). Free memory was 159.0 MB in the beginning and 191.9 MB in the end (delta: -33.0 MB). Peak memory consumption was 87.6 MB. Max. memory is 7.1 GB. * Sifa took 368872.78 ms. Allocated memory was 224.9 MB in the beginning and 146.3 MB in the end (delta: -78.6 MB). Free memory was 191.9 MB in the beginning and 62.7 MB in the end (delta: 129.3 MB). Peak memory consumption was 50.6 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]: 368837, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 277, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 201, TOOLS_POST_TIME[ms]: 28846, TOOLS_POST_CALL_APPLICATIONS: 64, TOOLS_POST_CALL_TIME[ms]: 165, TOOLS_POST_RETURN_APPLICATIONS: 55, TOOLS_POST_RETURN_TIME[ms]: 95, TOOLS_QUANTIFIERELIM_APPLICATIONS: 319, TOOLS_QUANTIFIERELIM_TIME[ms]: 29000, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28735, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 284, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 90, DOMAIN_JOIN_TIME[ms]: 313799, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 25342, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 44, DOMAIN_ISBOTTOM_APPLICATIONS: 51, DOMAIN_ISBOTTOM_TIME[ms]: 405, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 248708, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 248708, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 55, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 33774, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 33774, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 29, DAG_COMPRESSION_PROCESSED_NODES: 443, DAG_COMPRESSION_RETAINED_NODES: 251 - UnprovableResult [Line: 940]: 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 531#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...