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_spec4_product51.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 23:42:42,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 23:42:42,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 23:42:42,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 23:42:42,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 23:42:42,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 23:42:42,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 23:42:42,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 23:42:42,912 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 23:42:42,913 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 23:42:42,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 23:42:42,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 23:42:42,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 23:42:42,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 23:42:42,917 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 23:42:42,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 23:42:42,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 23:42:42,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 23:42:42,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 23:42:42,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 23:42:42,925 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 23:42:42,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 23:42:42,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 23:42:42,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 23:42:42,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 23:42:42,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 23:42:42,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 23:42:42,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 23:42:42,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 23:42:42,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 23:42:42,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 23:42:42,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 23:42:42,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 23:42:42,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 23:42:42,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 23:42:42,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 23:42:42,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 23:42:42,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 23:42:42,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 23:42:42,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 23:42:42,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 23:42:42,939 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 23:42:42,953 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 23:42:42,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 23:42:42,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 23:42:42,954 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 23:42:42,955 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 23:42:42,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 23:42:42,955 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 23:42:42,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 23:42:42,955 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 23:42:42,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 23:42:42,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 23:42:42,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 23:42:42,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 23:42:42,956 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 23:42:42,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 23:42:42,957 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 23:42:42,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 23:42:42,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 23:42:42,957 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 23:42:42,958 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 23:42:42,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 23:42:42,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 23:42:42,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 23:42:42,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 23:42:42,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 23:42:42,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 23:42:42,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 23:42:42,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 23:42:42,960 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 [2019-09-18 23:42:42,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 23:42:43,002 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 23:42:43,005 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 23:42:43,007 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 23:42:43,007 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 23:42:43,008 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product51.cil.c [2019-09-18 23:42:43,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47624879e/b0b5e362d22f460294b0bb2c49cc55e9/FLAG462b700db [2019-09-18 23:42:43,586 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 23:42:43,587 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product51.cil.c [2019-09-18 23:42:43,620 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47624879e/b0b5e362d22f460294b0bb2c49cc55e9/FLAG462b700db [2019-09-18 23:42:43,893 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47624879e/b0b5e362d22f460294b0bb2c49cc55e9 [2019-09-18 23:42:43,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 23:42:43,905 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 23:42:43,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 23:42:43,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 23:42:43,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 23:42:43,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:42:43" (1/1) ... [2019-09-18 23:42:43,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@772ff177 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:43, skipping insertion in model container [2019-09-18 23:42:43,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:42:43" (1/1) ... [2019-09-18 23:42:43,920 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 23:42:43,967 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 23:42:44,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:42:44,457 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 23:42:44,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:42:44,603 INFO L192 MainTranslator]: Completed translation [2019-09-18 23:42:44,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:44 WrapperNode [2019-09-18 23:42:44,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 23:42:44,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 23:42:44,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 23:42:44,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 23:42:44,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:44" (1/1) ... [2019-09-18 23:42:44,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:44" (1/1) ... [2019-09-18 23:42:44,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:44" (1/1) ... [2019-09-18 23:42:44,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:44" (1/1) ... [2019-09-18 23:42:44,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:44" (1/1) ... [2019-09-18 23:42:44,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:44" (1/1) ... [2019-09-18 23:42:44,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:44" (1/1) ... [2019-09-18 23:42:44,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 23:42:44,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 23:42:44,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 23:42:44,712 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 23:42:44,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:42:44" (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 23:42:44,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 23:42:44,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 23:42:44,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 23:42:44,796 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 23:42:44,796 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 23:42:44,797 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 23:42:44,797 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 23:42:44,798 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 23:42:44,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-18 23:42:44,798 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 23:42:44,798 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 23:42:44,799 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 23:42:44,799 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 23:42:44,799 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 23:42:44,800 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 23:42:44,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 23:42:44,802 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 23:42:44,802 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 23:42:44,803 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 23:42:44,803 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 23:42:44,803 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 23:42:44,803 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 23:42:44,803 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 23:42:44,803 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 23:42:44,803 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 23:42:44,804 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 23:42:44,804 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 23:42:44,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 23:42:44,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 23:42:44,804 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 23:42:44,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 23:42:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 23:42:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 23:42:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 23:42:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 23:42:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 23:42:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 23:42:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 23:42:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 23:42:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 23:42:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 23:42:44,806 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 23:42:44,806 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 23:42:44,807 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 23:42:44,807 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 23:42:44,807 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 23:42:44,807 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 23:42:44,808 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 23:42:44,808 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 23:42:44,809 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 23:42:44,810 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 23:42:44,810 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 23:42:44,810 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 23:42:44,810 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 23:42:44,810 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 23:42:44,811 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 23:42:44,811 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 23:42:44,811 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 23:42:44,811 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 23:42:44,812 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 23:42:44,812 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-18 23:42:44,812 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 23:42:44,812 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 23:42:44,812 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 23:42:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 23:42:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 23:42:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 23:42:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 23:42:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 23:42:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 23:42:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 23:42:44,814 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 23:42:44,814 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 23:42:44,814 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 23:42:44,815 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 23:42:44,815 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 23:42:44,815 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 23:42:44,816 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 23:42:44,816 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 23:42:44,816 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 23:42:44,816 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 23:42:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 23:42:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 23:42:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 23:42:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 23:42:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 23:42:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 23:42:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 23:42:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 23:42:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 23:42:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 23:42:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 23:42:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 23:42:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 23:42:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 23:42:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 23:42:46,398 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 23:42:46,398 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 23:42:46,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:42:46 BoogieIcfgContainer [2019-09-18 23:42:46,400 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 23:42:46,400 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 23:42:46,401 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 23:42:46,401 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 23:42:46,403 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:42:46" (1/1) ... [2019-09-18 23:42:46,403 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 [2019-09-18 23:42:46,430 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 23:42:46,430 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 23:42:46,440 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 23:42:46,451 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 23:42:46,453 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 23:42:59,057 WARN L191 SmtUtils]: Spent 12.51 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 23:43:10,629 WARN L191 SmtUtils]: Spent 11.57 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 23:43:34,776 WARN L191 SmtUtils]: Spent 14.43 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 23:43:36,506 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 23:43:40,354 WARN L191 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 23:43:40,363 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 23:43:42,114 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:43:43,944 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:43:45,732 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:43:47,471 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:43:49,288 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:43:51,035 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:43:52,799 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:43:54,557 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:43:54,563 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 23:43:54,568 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 23:43:58,291 WARN L191 SmtUtils]: Spent 3.63 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-18 23:44:00,013 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-18 23:44:10,797 WARN L191 SmtUtils]: Spent 10.72 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-18 23:44:16,068 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-18 23:44:26,742 WARN L191 SmtUtils]: Spent 10.67 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-18 23:44:32,028 WARN L191 SmtUtils]: Spent 5.28 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-18 23:44:42,237 WARN L191 SmtUtils]: Spent 10.17 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-18 23:44:47,311 WARN L191 SmtUtils]: Spent 5.07 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 23:45:05,838 WARN L191 SmtUtils]: Spent 18.51 s on a formula simplification. DAG size of input: 465 DAG size of output: 461 [2019-09-18 23:45:14,578 WARN L191 SmtUtils]: Spent 8.74 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 23:45:16,481 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 434 DAG size of output: 1 [2019-09-18 23:45:32,563 WARN L191 SmtUtils]: Spent 16.08 s on a formula simplification. DAG size of input: 436 DAG size of output: 435 [2019-09-18 23:45:40,620 WARN L191 SmtUtils]: Spent 8.05 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 23:45:48,750 WARN L191 SmtUtils]: Spent 8.12 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 23:45:56,887 WARN L191 SmtUtils]: Spent 8.14 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 23:46:28,303 WARN L191 SmtUtils]: Spent 31.39 s on a formula simplification. DAG size of input: 492 DAG size of output: 482 [2019-09-18 23:46:43,342 WARN L191 SmtUtils]: Spent 15.04 s on a formula simplification that was a NOOP. DAG size: 482 [2019-09-18 23:46:58,578 WARN L191 SmtUtils]: Spent 15.23 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 23:46:59,420 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2019-09-18 23:47:00,321 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 40 [2019-09-18 23:47:00,562 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 43 [2019-09-18 23:47:00,829 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2019-09-18 23:47:00,931 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-18 23:47:01,083 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2019-09-18 23:47:03,391 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 492 DAG size of output: 57 [2019-09-18 23:47:04,052 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2019-09-18 23:47:04,245 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 23:47:04,458 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 23:47:04,688 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 39 [2019-09-18 23:47:04,921 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-18 23:47:05,134 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2019-09-18 23:47:05,369 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2019-09-18 23:47:05,888 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 79 [2019-09-18 23:47:06,080 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 23:47:06,491 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 79 [2019-09-18 23:47:06,686 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 23:47:06,892 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 23:47:07,105 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 23:47:17,530 WARN L191 SmtUtils]: Spent 10.16 s on a formula simplification. DAG size of input: 438 DAG size of output: 428 [2019-09-18 23:47:33,254 WARN L191 SmtUtils]: Spent 15.72 s on a formula simplification. DAG size of input: 465 DAG size of output: 462 [2019-09-18 23:47:40,159 WARN L191 SmtUtils]: Spent 6.90 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 23:47:56,508 WARN L191 SmtUtils]: Spent 16.29 s on a formula simplification. DAG size of input: 440 DAG size of output: 435 [2019-09-18 23:48:20,810 WARN L191 SmtUtils]: Spent 24.28 s on a formula simplification. DAG size of input: 493 DAG size of output: 483 [2019-09-18 23:48:31,744 WARN L191 SmtUtils]: Spent 10.93 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-18 23:48:42,708 WARN L191 SmtUtils]: Spent 10.96 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-18 23:48:42,939 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 42 [2019-09-18 23:48:43,179 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-09-18 23:48:43,406 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-18 23:48:43,647 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-18 23:48:45,989 WARN L191 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 491 DAG size of output: 55 [2019-09-18 23:48:46,443 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 74 [2019-09-18 23:48:46,593 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-18 23:48:46,762 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 23:48:47,082 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 42 [2019-09-18 23:48:47,288 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-09-18 23:48:47,505 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-18 23:48:47,738 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-18 23:48:48,196 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 74 [2019-09-18 23:48:48,352 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-18 23:48:48,519 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 23:48:48,527 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 19 for LOIs [2019-09-18 23:48:49,856 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 288 DAG size of output: 77 [2019-09-18 23:48:49,993 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-18 23:48:50,745 WARN L191 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 93 [2019-09-18 23:48:50,949 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-18 23:48:52,977 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 251 DAG size of output: 107 [2019-09-18 23:48:53,240 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-18 23:48:54,243 WARN L191 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 119 [2019-09-18 23:48:54,431 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 23:48:54,685 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 15 for LOIs [2019-09-18 23:48:54,697 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 25 for LOIs [2019-09-18 23:48:54,721 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 23:48:54,721 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 23:48:54,724 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 527#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-18 23:48:54,738 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 23:48:54,738 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 23:48:54,739 INFO L168 Benchmark]: Toolchain (without parser) took 370834.21 ms. Allocated memory was 132.6 MB in the beginning and 156.2 MB in the end (delta: 23.6 MB). Free memory was 87.6 MB in the beginning and 60.2 MB in the end (delta: 27.4 MB). Peak memory consumption was 51.0 MB. Max. memory is 7.1 GB. [2019-09-18 23:48:54,740 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 23:48:54,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 697.65 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 164.3 MB in the end (delta: -77.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-09-18 23:48:54,744 INFO L168 Benchmark]: Boogie Preprocessor took 107.69 ms. Allocated memory is still 199.8 MB. Free memory was 164.3 MB in the beginning and 159.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-18 23:48:54,745 INFO L168 Benchmark]: RCFGBuilder took 1688.08 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 159.9 MB in the beginning and 142.9 MB in the end (delta: 17.0 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. [2019-09-18 23:48:54,746 INFO L168 Benchmark]: Sifa took 368337.46 ms. Allocated memory was 223.3 MB in the beginning and 156.2 MB in the end (delta: -67.1 MB). Free memory was 142.9 MB in the beginning and 60.2 MB in the end (delta: 82.7 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-09-18 23:48:54,751 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 697.65 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 164.3 MB in the end (delta: -77.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.69 ms. Allocated memory is still 199.8 MB. Free memory was 164.3 MB in the beginning and 159.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1688.08 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 159.9 MB in the beginning and 142.9 MB in the end (delta: 17.0 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. * Sifa took 368337.46 ms. Allocated memory was 223.3 MB in the beginning and 156.2 MB in the end (delta: -67.1 MB). Free memory was 142.9 MB in the beginning and 60.2 MB in the end (delta: 82.7 MB). Peak memory consumption was 15.6 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]: 368294, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 247, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 166, TOOLS_POST_TIME[ms]: 137, TOOLS_POST_CALL_APPLICATIONS: 66, TOOLS_POST_CALL_TIME[ms]: 189, TOOLS_POST_RETURN_APPLICATIONS: 57, TOOLS_POST_RETURN_TIME[ms]: 29943, TOOLS_QUANTIFIERELIM_APPLICATIONS: 289, TOOLS_QUANTIFIERELIM_TIME[ms]: 30144, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29723, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 254, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 87, DOMAIN_JOIN_TIME[ms]: 303346, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 6615, DOMAIN_ISSUBSETEQ_APPLICATIONS: 53, DOMAIN_ISSUBSETEQ_TIME[ms]: 247, DOMAIN_ISBOTTOM_APPLICATIONS: 47, DOMAIN_ISBOTTOM_TIME[ms]: 349, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 184180, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 184180, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 57, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 130317, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 30, DAG_COMPRESSION_PROCESSED_NODES: 430, DAG_COMPRESSION_RETAINED_NODES: 232 - UnprovableResult [Line: 602]: 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 527#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...