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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 00:36:09,749 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 00:36:09,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 00:36:09,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 00:36:09,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 00:36:09,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 00:36:09,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 00:36:09,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 00:36:09,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 00:36:09,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 00:36:09,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 00:36:09,774 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 00:36:09,774 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 00:36:09,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 00:36:09,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 00:36:09,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 00:36:09,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 00:36:09,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 00:36:09,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 00:36:09,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 00:36:09,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 00:36:09,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 00:36:09,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 00:36:09,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 00:36:09,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 00:36:09,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 00:36:09,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 00:36:09,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 00:36:09,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 00:36:09,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 00:36:09,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 00:36:09,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 00:36:09,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 00:36:09,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 00:36:09,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 00:36:09,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 00:36:09,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 00:36:09,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 00:36:09,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 00:36:09,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 00:36:09,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 00:36:09,798 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-19 00:36:09,812 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 00:36:09,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 00:36:09,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 00:36:09,814 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 00:36:09,814 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 00:36:09,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 00:36:09,815 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 00:36:09,815 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 00:36:09,815 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 00:36:09,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 00:36:09,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 00:36:09,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 00:36:09,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 00:36:09,816 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 00:36:09,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 00:36:09,816 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 00:36:09,817 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 00:36:09,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 00:36:09,817 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 00:36:09,817 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 00:36:09,817 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 00:36:09,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 00:36:09,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 00:36:09,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 00:36:09,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 00:36:09,818 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 00:36:09,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 00:36:09,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 00:36:09,819 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 -> ReUseSupersetCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 00:36:09,855 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 00:36:09,867 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 00:36:09,870 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 00:36:09,872 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 00:36:09,872 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 00:36:09,873 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product64.cil.c [2019-09-19 00:36:09,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d0171e98/00bf2de4e85141d4ab18eaf07a119019/FLAG784e1e7fe [2019-09-19 00:36:10,461 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 00:36:10,462 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product64.cil.c [2019-09-19 00:36:10,492 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d0171e98/00bf2de4e85141d4ab18eaf07a119019/FLAG784e1e7fe [2019-09-19 00:36:10,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d0171e98/00bf2de4e85141d4ab18eaf07a119019 [2019-09-19 00:36:10,758 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 00:36:10,760 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 00:36:10,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 00:36:10,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 00:36:10,764 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 00:36:10,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:36:10" (1/1) ... [2019-09-19 00:36:10,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@348ede7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:10, skipping insertion in model container [2019-09-19 00:36:10,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:36:10" (1/1) ... [2019-09-19 00:36:10,775 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 00:36:10,832 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 00:36:11,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 00:36:11,326 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 00:36:11,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 00:36:11,441 INFO L192 MainTranslator]: Completed translation [2019-09-19 00:36:11,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:11 WrapperNode [2019-09-19 00:36:11,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 00:36:11,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 00:36:11,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 00:36:11,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 00:36:11,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:11" (1/1) ... [2019-09-19 00:36:11,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:11" (1/1) ... [2019-09-19 00:36:11,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:11" (1/1) ... [2019-09-19 00:36:11,476 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:11" (1/1) ... [2019-09-19 00:36:11,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:11" (1/1) ... [2019-09-19 00:36:11,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:11" (1/1) ... [2019-09-19 00:36:11,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:11" (1/1) ... [2019-09-19 00:36:11,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 00:36:11,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 00:36:11,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 00:36:11,546 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 00:36:11,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 00:36:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 00:36:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 00:36:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 00:36:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-19 00:36:11,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-19 00:36:11,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-19 00:36:11,642 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 00:36:11,642 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 00:36:11,643 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 00:36:11,643 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 00:36:11,643 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 00:36:11,644 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 00:36:11,644 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 00:36:11,644 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 00:36:11,645 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 00:36:11,645 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 00:36:11,647 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 00:36:11,648 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 00:36:11,648 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 00:36:11,648 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 00:36:11,648 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 00:36:11,648 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 00:36:11,648 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 00:36:11,648 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 00:36:11,649 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 00:36:11,649 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 00:36:11,649 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 00:36:11,649 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 00:36:11,649 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 00:36:11,649 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 00:36:11,650 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 00:36:11,650 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 00:36:11,650 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 00:36:11,650 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 00:36:11,651 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 00:36:11,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 00:36:11,651 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 00:36:11,651 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 00:36:11,651 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 00:36:11,652 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 00:36:11,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 00:36:11,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 00:36:11,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 00:36:11,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 00:36:11,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 00:36:11,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 00:36:11,653 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 00:36:11,653 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 00:36:11,653 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 00:36:11,653 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 00:36:11,653 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 00:36:11,653 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 00:36:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-19 00:36:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-19 00:36:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-19 00:36:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 00:36:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 00:36:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 00:36:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 00:36:11,655 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 00:36:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 00:36:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 00:36:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 00:36:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 00:36:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 00:36:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 00:36:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 00:36:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 00:36:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 00:36:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 00:36:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 00:36:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 00:36:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 00:36:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 00:36:11,660 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 00:36:11,660 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 00:36:11,661 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 00:36:11,661 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 00:36:11,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 00:36:11,661 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 00:36:11,661 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 00:36:11,662 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 00:36:11,663 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 00:36:11,663 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 00:36:11,663 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 00:36:11,663 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 00:36:11,664 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 00:36:11,665 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 00:36:11,665 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 00:36:11,665 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 00:36:11,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 00:36:11,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 00:36:11,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 00:36:11,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 00:36:11,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 00:36:11,666 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 00:36:11,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 00:36:11,666 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 00:36:11,666 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 00:36:11,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 00:36:11,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 00:36:11,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 00:36:11,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 00:36:11,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 00:36:11,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 00:36:11,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 00:36:13,426 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 00:36:13,426 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 00:36:13,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:36:13 BoogieIcfgContainer [2019-09-19 00:36:13,427 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 00:36:13,428 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 00:36:13,428 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 00:36:13,428 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 00:36:13,430 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:36:13" (1/1) ... [2019-09-19 00:36:13,431 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 00:36:13,460 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 00:36:13,460 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 00:36:13,469 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 00:36:13,478 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 00:36:13,480 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 00:36:25,723 WARN L191 SmtUtils]: Spent 12.12 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:36:37,293 WARN L191 SmtUtils]: Spent 11.57 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:37:01,533 WARN L191 SmtUtils]: Spent 14.07 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 00:37:03,213 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 00:37:06,960 WARN L191 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 00:37:06,970 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 00:37:08,761 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:37:10,499 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:37:12,259 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:37:14,006 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:37:15,755 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 00:37:17,490 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 00:37:19,201 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:37:20,944 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:37:20,952 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 00:37:22,730 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 00:37:24,420 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 00:37:24,430 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 00:37:28,091 WARN L191 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 431 DAG size of output: 426 [2019-09-19 00:37:29,779 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 00:37:41,223 WARN L191 SmtUtils]: Spent 11.41 s on a formula simplification. DAG size of input: 461 DAG size of output: 456 [2019-09-19 00:37:46,693 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-19 00:37:51,766 WARN L191 SmtUtils]: Spent 5.05 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 00:37:56,773 WARN L191 SmtUtils]: Spent 5.01 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 00:38:07,145 WARN L191 SmtUtils]: Spent 10.33 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-19 00:38:12,148 WARN L191 SmtUtils]: Spent 5.00 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 00:38:22,800 WARN L191 SmtUtils]: Spent 10.65 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-19 00:38:28,150 WARN L191 SmtUtils]: Spent 5.35 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 00:38:29,528 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 431 DAG size of output: 1 [2019-09-19 00:38:39,751 WARN L191 SmtUtils]: Spent 10.22 s on a formula simplification. DAG size of input: 433 DAG size of output: 432 [2019-09-19 00:38:44,828 WARN L191 SmtUtils]: Spent 5.08 s on a formula simplification that was a NOOP. DAG size: 432 [2019-09-19 00:38:49,937 WARN L191 SmtUtils]: Spent 5.11 s on a formula simplification that was a NOOP. DAG size: 432 [2019-09-19 00:38:55,056 WARN L191 SmtUtils]: Spent 5.12 s on a formula simplification that was a NOOP. DAG size: 432 [2019-09-19 00:39:16,281 WARN L191 SmtUtils]: Spent 21.21 s on a formula simplification. DAG size of input: 481 DAG size of output: 474 [2019-09-19 00:39:24,064 WARN L191 SmtUtils]: Spent 7.78 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-19 00:39:45,693 WARN L191 SmtUtils]: Spent 21.63 s on a formula simplification. DAG size of input: 482 DAG size of output: 482 [2019-09-19 00:39:46,501 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2019-09-19 00:39:46,913 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-19 00:39:47,125 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 35 [2019-09-19 00:39:47,445 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2019-09-19 00:39:48,263 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 36 [2019-09-19 00:39:48,970 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2019-09-19 00:39:50,064 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-19 00:39:50,232 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2019-09-19 00:39:50,401 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 31 [2019-09-19 00:39:50,581 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 31 [2019-09-19 00:39:50,745 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-19 00:39:50,846 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-19 00:39:51,119 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2019-09-19 00:39:51,906 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-19 00:39:52,172 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 00:39:52,373 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 00:39:52,580 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 00:39:52,785 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 00:39:52,990 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 00:39:53,194 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 00:39:53,399 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 00:39:53,623 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 00:39:53,874 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 00:39:54,077 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 00:39:54,263 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 00:39:54,452 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 00:39:54,635 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 00:39:54,822 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 00:39:55,026 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 00:39:55,213 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-19 00:39:56,081 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-19 00:39:56,941 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-19 00:39:57,804 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-19 00:39:58,650 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-19 00:39:59,518 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-19 00:40:00,027 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 27 [2019-09-19 00:40:00,198 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 27 [2019-09-19 00:40:00,382 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2019-09-19 00:40:00,501 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2019-09-19 00:40:00,746 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-19 00:40:01,031 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-19 00:40:01,868 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-19 00:40:02,208 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-19 00:40:02,986 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-19 00:40:03,807 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-19 00:40:03,817 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-19 00:40:03,995 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-19 00:40:04,257 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2019-09-19 00:40:04,618 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 58 [2019-09-19 00:40:04,622 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-19 00:40:04,631 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-19 00:40:04,655 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 00:40:04,655 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 00:40:04,657 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1199#(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))) [2019-09-19 00:40:04,668 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 00:40:04,668 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 00:40:04,670 INFO L168 Benchmark]: Toolchain (without parser) took 233909.85 ms. Allocated memory was 133.2 MB in the beginning and 164.1 MB in the end (delta: 30.9 MB). Free memory was 88.4 MB in the beginning and 65.2 MB in the end (delta: 23.2 MB). Peak memory consumption was 54.1 MB. Max. memory is 7.1 GB. [2019-09-19 00:40:04,671 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. [2019-09-19 00:40:04,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.44 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 88.0 MB in the beginning and 163.3 MB in the end (delta: -75.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-19 00:40:04,672 INFO L168 Benchmark]: Boogie Preprocessor took 102.44 ms. Allocated memory is still 199.8 MB. Free memory was 163.3 MB in the beginning and 158.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-19 00:40:04,673 INFO L168 Benchmark]: RCFGBuilder took 1882.40 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 158.7 MB in the beginning and 136.5 MB in the end (delta: 22.2 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. [2019-09-19 00:40:04,674 INFO L168 Benchmark]: Sifa took 231240.05 ms. Allocated memory was 224.4 MB in the beginning and 164.1 MB in the end (delta: -60.3 MB). Free memory was 136.5 MB in the beginning and 65.2 MB in the end (delta: 71.2 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-09-19 00:40:04,677 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 681.44 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 88.0 MB in the beginning and 163.3 MB in the end (delta: -75.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.44 ms. Allocated memory is still 199.8 MB. Free memory was 163.3 MB in the beginning and 158.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1882.40 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 158.7 MB in the beginning and 136.5 MB in the end (delta: 22.2 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. * Sifa took 231240.05 ms. Allocated memory was 224.4 MB in the beginning and 164.1 MB in the end (delta: -60.3 MB). Free memory was 136.5 MB in the beginning and 65.2 MB in the end (delta: 71.2 MB). Peak memory consumption was 10.9 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]: 231197, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 510, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 362, TOOLS_POST_TIME[ms]: 150, TOOLS_POST_CALL_APPLICATIONS: 131, TOOLS_POST_CALL_TIME[ms]: 202, TOOLS_POST_RETURN_APPLICATIONS: 122, TOOLS_POST_RETURN_TIME[ms]: 29773, TOOLS_QUANTIFIERELIM_APPLICATIONS: 610, TOOLS_QUANTIFIERELIM_TIME[ms]: 29975, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29663, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 525, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 210, DOMAIN_JOIN_TIME[ms]: 199535, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 72, DOMAIN_ISSUBSETEQ_APPLICATIONS: 156, DOMAIN_ISSUBSETEQ_TIME[ms]: 496, DOMAIN_ISBOTTOM_APPLICATIONS: 108, DOMAIN_ISBOTTOM_TIME[ms]: 308, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 154102, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 154101, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 15, CALL_SUMMARIZER_APPLICATIONS: 122, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 87680, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 62, DAG_COMPRESSION_PROCESSED_NODES: 1463, DAG_COMPRESSION_RETAINED_NODES: 375 - UnprovableResult [Line: 648]: 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 1199#(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...