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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product42.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 14:43:43,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 14:43:43,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 14:43:43,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 14:43:43,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 14:43:43,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 14:43:43,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 14:43:43,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 14:43:43,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 14:43:43,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 14:43:43,813 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 14:43:43,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 14:43:43,815 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 14:43:43,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 14:43:43,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 14:43:43,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 14:43:43,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 14:43:43,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 14:43:43,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 14:43:43,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 14:43:43,825 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 14:43:43,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 14:43:43,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 14:43:43,828 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 14:43:43,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 14:43:43,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 14:43:43,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 14:43:43,832 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 14:43:43,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 14:43:43,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 14:43:43,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 14:43:43,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 14:43:43,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 14:43:43,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 14:43:43,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 14:43:43,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 14:43:43,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 14:43:43,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 14:43:43,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 14:43:43,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 14:43:43,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 14:43:43,842 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 14:43:43,864 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 14:43:43,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 14:43:43,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 14:43:43,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 14:43:43,866 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 14:43:43,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 14:43:43,866 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 14:43:43,866 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 14:43:43,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 14:43:43,867 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 14:43:43,867 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 14:43:43,867 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 14:43:43,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 14:43:43,867 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 14:43:43,868 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 14:43:43,868 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 14:43:43,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 14:43:43,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 14:43:43,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 14:43:43,869 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 14:43:43,869 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 14:43:43,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 14:43:43,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 14:43:43,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 14:43:43,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 14:43:43,870 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 14:43:43,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 14:43:43,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 14:43:43,870 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 -> SingleStatement 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 14:43:43,907 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 14:43:43,924 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 14:43:43,928 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 14:43:43,929 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 14:43:43,930 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 14:43:43,931 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product42.cil.c [2019-09-18 14:43:43,993 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3340adea6/5430ab6852304b72b056dbe2fa539e28/FLAG72b697c2f [2019-09-18 14:43:44,454 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 14:43:44,454 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product42.cil.c [2019-09-18 14:43:44,467 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3340adea6/5430ab6852304b72b056dbe2fa539e28/FLAG72b697c2f [2019-09-18 14:43:44,821 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3340adea6/5430ab6852304b72b056dbe2fa539e28 [2019-09-18 14:43:44,831 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 14:43:44,833 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 14:43:44,834 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 14:43:44,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 14:43:44,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 14:43:44,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:43:44" (1/1) ... [2019-09-18 14:43:44,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9c1821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:43:44, skipping insertion in model container [2019-09-18 14:43:44,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:43:44" (1/1) ... [2019-09-18 14:43:44,849 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 14:43:44,914 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 14:43:45,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:43:45,397 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 14:43:45,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:43:45,570 INFO L192 MainTranslator]: Completed translation [2019-09-18 14:43:45,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:43:45 WrapperNode [2019-09-18 14:43:45,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 14:43:45,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 14:43:45,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 14:43:45,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 14:43:45,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:43:45" (1/1) ... [2019-09-18 14:43:45,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:43:45" (1/1) ... [2019-09-18 14:43:45,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:43:45" (1/1) ... [2019-09-18 14:43:45,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:43:45" (1/1) ... [2019-09-18 14:43:45,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:43:45" (1/1) ... [2019-09-18 14:43:45,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:43:45" (1/1) ... [2019-09-18 14:43:45,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:43:45" (1/1) ... [2019-09-18 14:43:45,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 14:43:45,728 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 14:43:45,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 14:43:45,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 14:43:45,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:43:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 14:43:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 14:43:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 14:43:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 14:43:45,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:43:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:43:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:43:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 14:43:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 14:43:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 14:43:45,801 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 14:43:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 14:43:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 14:43:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 14:43:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 14:43:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 14:43:45,802 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 14:43:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 14:43:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 14:43:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 14:43:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 14:43:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 14:43:45,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 14:43:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 14:43:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 14:43:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 14:43:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 14:43:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 14:43:45,804 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 14:43:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 14:43:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 14:43:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 14:43:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 14:43:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 14:43:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-18 14:43:45,806 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 14:43:45,806 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 14:43:45,806 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 14:43:45,806 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 14:43:45,806 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 14:43:45,806 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 14:43:45,806 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 14:43:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 14:43:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 14:43:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 14:43:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 14:43:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 14:43:45,807 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 14:43:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:43:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:43:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:43:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 14:43:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 14:43:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 14:43:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 14:43:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 14:43:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 14:43:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 14:43:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 14:43:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 14:43:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 14:43:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 14:43:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 14:43:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 14:43:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 14:43:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 14:43:45,810 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 14:43:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 14:43:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 14:43:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 14:43:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 14:43:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 14:43:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 14:43:45,811 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 14:43:45,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 14:43:45,812 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 14:43:45,812 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 14:43:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 14:43:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 14:43:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 14:43:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 14:43:45,815 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 14:43:45,815 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 14:43:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 14:43:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 14:43:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 14:43:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 14:43:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 14:43:45,817 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 14:43:45,817 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 14:43:45,817 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 14:43:45,818 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 14:43:45,818 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-18 14:43:45,818 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 14:43:45,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 14:43:45,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 14:43:45,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 14:43:47,034 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 14:43:47,035 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 14:43:47,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:43:47 BoogieIcfgContainer [2019-09-18 14:43:47,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 14:43:47,038 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 14:43:47,038 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 14:43:47,038 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 14:43:47,039 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:43:47" (1/1) ... [2019-09-18 14:43:47,040 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 14:43:47,084 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 14:43:47,084 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 14:43:47,101 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 14:43:47,114 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 14:43:47,115 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 14:43:47,756 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2019-09-18 14:43:47,924 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 48 [2019-09-18 14:43:48,188 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 61 [2019-09-18 14:43:48,402 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 58 [2019-09-18 14:43:48,677 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 71 [2019-09-18 14:43:48,933 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 68 [2019-09-18 14:43:49,371 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2019-09-18 14:43:49,699 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 78 [2019-09-18 14:43:50,244 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 91 [2019-09-18 14:43:50,680 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 90 [2019-09-18 14:43:51,448 WARN L191 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 103 [2019-09-18 14:43:51,967 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 102 [2019-09-18 14:43:52,186 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 14:43:52,932 WARN L191 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 116 [2019-09-18 14:43:53,470 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 111 [2019-09-18 14:43:53,717 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 14:43:54,415 WARN L191 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 124 [2019-09-18 14:43:55,160 WARN L191 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 125 [2019-09-18 14:43:55,517 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-18 14:43:56,679 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 262 DAG size of output: 138 [2019-09-18 14:43:56,868 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 14:43:57,618 WARN L191 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 139 [2019-09-18 14:43:58,086 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-18 14:43:59,591 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 294 DAG size of output: 152 [2019-09-18 14:44:00,520 WARN L191 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 149 [2019-09-18 14:44:01,162 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-18 14:44:03,025 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 297 DAG size of output: 167 [2019-09-18 14:44:03,973 WARN L191 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 162 [2019-09-18 14:44:04,654 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-18 14:44:06,324 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 393 DAG size of output: 176 [2019-09-18 14:44:07,421 WARN L191 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 171 [2019-09-18 14:44:08,255 WARN L191 SmtUtils]: Spent 634.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-18 14:44:10,476 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 430 DAG size of output: 216 [2019-09-18 14:44:11,882 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 263 DAG size of output: 211 [2019-09-18 14:44:13,257 WARN L191 SmtUtils]: Spent 842.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-18 14:44:17,251 WARN L191 SmtUtils]: Spent 3.98 s on a formula simplification. DAG size of input: 563 DAG size of output: 243 [2019-09-18 14:44:18,830 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 284 DAG size of output: 238 [2019-09-18 14:44:20,547 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 14:44:25,251 WARN L191 SmtUtils]: Spent 4.69 s on a formula simplification. DAG size of input: 584 DAG size of output: 262 [2019-09-18 14:44:25,529 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 14:44:27,040 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 305 DAG size of output: 257 [2019-09-18 14:44:29,103 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-18 14:44:34,762 WARN L191 SmtUtils]: Spent 5.64 s on a formula simplification. DAG size of input: 725 DAG size of output: 281 [2019-09-18 14:44:35,169 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 14:44:36,951 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 344 DAG size of output: 278 [2019-09-18 14:44:39,512 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 565 [2019-09-18 14:44:46,190 WARN L191 SmtUtils]: Spent 6.66 s on a formula simplification. DAG size of input: 738 DAG size of output: 291 [2019-09-18 14:44:46,533 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 14:44:48,415 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 356 DAG size of output: 288 [2019-09-18 14:44:51,444 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 623 [2019-09-18 14:44:59,701 WARN L191 SmtUtils]: Spent 8.24 s on a formula simplification. DAG size of input: 811 DAG size of output: 309 [2019-09-18 14:45:00,043 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 14:45:02,083 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 362 DAG size of output: 304 [2019-09-18 14:45:05,710 WARN L191 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 681 [2019-09-18 14:45:14,846 WARN L191 SmtUtils]: Spent 9.12 s on a formula simplification. DAG size of input: 826 DAG size of output: 330 [2019-09-18 14:45:15,239 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 14:45:17,636 WARN L191 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 404 DAG size of output: 327 [2019-09-18 14:45:21,941 WARN L191 SmtUtils]: Spent 2.43 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 14:45:32,938 WARN L191 SmtUtils]: Spent 10.97 s on a formula simplification. DAG size of input: 963 DAG size of output: 363 [2019-09-18 14:45:33,398 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 14:45:36,278 WARN L191 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 443 DAG size of output: 362 [2019-09-18 14:45:41,347 WARN L191 SmtUtils]: Spent 2.81 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 14:45:54,376 WARN L191 SmtUtils]: Spent 13.00 s on a formula simplification. DAG size of input: 928 DAG size of output: 382 [2019-09-18 14:45:54,884 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-18 14:45:57,921 WARN L191 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 451 DAG size of output: 379 [2019-09-18 14:46:03,647 WARN L191 SmtUtils]: Spent 3.18 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 14:46:19,610 WARN L191 SmtUtils]: Spent 15.93 s on a formula simplification. DAG size of input: 1036 DAG size of output: 404 [2019-09-18 14:46:20,202 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 14:46:23,725 WARN L191 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 473 DAG size of output: 405 [2019-09-18 14:46:30,473 WARN L191 SmtUtils]: Spent 3.61 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 14:46:48,284 WARN L191 SmtUtils]: Spent 17.78 s on a formula simplification. DAG size of input: 1131 DAG size of output: 422 [2019-09-18 14:46:48,832 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 14:46:52,658 WARN L191 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 493 DAG size of output: 419 [2019-09-18 14:46:56,027 WARN L191 SmtUtils]: Spent 3.36 s on a formula simplification. DAG size of input: 426 DAG size of output: 424 [2019-09-18 14:46:57,675 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 14:46:57,687 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 14:46:57,749 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 14:46:57,761 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 14:47:09,117 WARN L191 SmtUtils]: Spent 11.09 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 14:47:14,609 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 14:47:25,571 WARN L191 SmtUtils]: Spent 10.96 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 14:47:31,055 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 14:47:49,410 WARN L191 SmtUtils]: Spent 18.27 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-18 14:47:58,574 WARN L191 SmtUtils]: Spent 9.16 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 14:48:17,784 WARN L191 SmtUtils]: Spent 19.16 s on a formula simplification. DAG size of input: 475 DAG size of output: 468 [2019-09-18 14:48:27,027 WARN L191 SmtUtils]: Spent 9.24 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 14:48:43,889 WARN L191 SmtUtils]: Spent 16.82 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-18 14:49:00,320 WARN L191 SmtUtils]: Spent 16.43 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-18 14:49:29,171 WARN L191 SmtUtils]: Spent 27.82 s on a formula simplification. DAG size of input: 481 DAG size of output: 470 [2019-09-18 14:49:38,350 WARN L191 SmtUtils]: Spent 9.18 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-18 14:49:58,965 WARN L191 SmtUtils]: Spent 20.56 s on a formula simplification. DAG size of input: 474 DAG size of output: 460 [2019-09-18 14:50:04,697 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 14:50:10,661 WARN L191 SmtUtils]: Spent 5.96 s on a formula simplification. DAG size of input: 460 DAG size of output: 453 [2019-09-18 14:50:12,586 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 14:50:18,560 WARN L191 SmtUtils]: Spent 5.95 s on a formula simplification. DAG size of input: 475 DAG size of output: 453 [2019-09-18 14:50:20,504 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 14:50:26,484 WARN L191 SmtUtils]: Spent 5.95 s on a formula simplification. DAG size of input: 459 DAG size of output: 452 [2019-09-18 14:50:28,437 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 14:50:34,296 WARN L191 SmtUtils]: Spent 5.85 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-18 14:50:40,080 WARN L191 SmtUtils]: Spent 5.78 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-18 14:50:52,093 WARN L191 SmtUtils]: Spent 11.63 s on a formula simplification. DAG size of input: 471 DAG size of output: 460 [2019-09-18 14:50:57,861 WARN L191 SmtUtils]: Spent 5.77 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 14:51:09,426 WARN L191 SmtUtils]: Spent 11.53 s on a formula simplification. DAG size of input: 466 DAG size of output: 459 [2019-09-18 14:51:15,203 WARN L191 SmtUtils]: Spent 5.78 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 14:51:20,805 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification. DAG size of input: 459 DAG size of output: 453 [2019-09-18 14:51:22,655 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 14:51:28,584 WARN L191 SmtUtils]: Spent 5.88 s on a formula simplification. DAG size of input: 459 DAG size of output: 452 [2019-09-18 14:51:30,496 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 14:51:36,494 WARN L191 SmtUtils]: Spent 5.82 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:51:42,338 WARN L191 SmtUtils]: Spent 5.84 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:51:48,109 WARN L191 SmtUtils]: Spent 5.77 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:51:53,870 WARN L191 SmtUtils]: Spent 5.76 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:51:59,669 WARN L191 SmtUtils]: Spent 5.80 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:52:05,485 WARN L191 SmtUtils]: Spent 5.81 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:52:07,308 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 468 DAG size of output: 1 [2019-09-18 14:52:25,586 WARN L191 SmtUtils]: Spent 18.24 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-18 14:52:34,659 WARN L191 SmtUtils]: Spent 9.07 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 14:52:53,330 WARN L191 SmtUtils]: Spent 18.62 s on a formula simplification. DAG size of input: 475 DAG size of output: 468 [2019-09-18 14:53:02,652 WARN L191 SmtUtils]: Spent 9.32 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 14:53:18,937 WARN L191 SmtUtils]: Spent 16.27 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-18 14:53:35,158 WARN L191 SmtUtils]: Spent 16.22 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-18 14:53:53,496 WARN L191 SmtUtils]: Spent 18.25 s on a formula simplification. DAG size of input: 481 DAG size of output: 470 [2019-09-18 14:54:02,606 WARN L191 SmtUtils]: Spent 9.11 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-18 14:54:23,123 WARN L191 SmtUtils]: Spent 20.47 s on a formula simplification. DAG size of input: 474 DAG size of output: 460 [2019-09-18 14:54:28,723 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 14:54:34,660 WARN L191 SmtUtils]: Spent 5.93 s on a formula simplification. DAG size of input: 460 DAG size of output: 453 [2019-09-18 14:54:36,576 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 14:54:42,556 WARN L191 SmtUtils]: Spent 5.96 s on a formula simplification. DAG size of input: 475 DAG size of output: 453 [2019-09-18 14:54:44,497 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 14:54:50,483 WARN L191 SmtUtils]: Spent 5.95 s on a formula simplification. DAG size of input: 459 DAG size of output: 452 [2019-09-18 14:54:52,368 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 14:54:58,121 WARN L191 SmtUtils]: Spent 5.75 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-18 14:55:03,875 WARN L191 SmtUtils]: Spent 5.75 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-18 14:55:15,325 WARN L191 SmtUtils]: Spent 11.40 s on a formula simplification. DAG size of input: 471 DAG size of output: 460 [2019-09-18 14:55:20,923 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 14:55:32,239 WARN L191 SmtUtils]: Spent 11.28 s on a formula simplification. DAG size of input: 466 DAG size of output: 459 [2019-09-18 14:55:37,917 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 14:55:43,495 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification. DAG size of input: 459 DAG size of output: 453 [2019-09-18 14:55:45,292 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 14:55:51,243 WARN L191 SmtUtils]: Spent 5.91 s on a formula simplification. DAG size of input: 459 DAG size of output: 452 [2019-09-18 14:55:53,179 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 14:55:58,920 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-18 14:56:04,704 WARN L191 SmtUtils]: Spent 5.78 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-18 14:56:04,712 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-18 14:56:04,714 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 437 for LOIs [2019-09-18 14:56:10,448 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification. DAG size of input: 444 DAG size of output: 442 [2019-09-18 14:56:12,300 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 14:56:23,112 WARN L191 SmtUtils]: Spent 10.79 s on a formula simplification. DAG size of input: 453 DAG size of output: 439 [2019-09-18 14:56:28,400 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-18 14:56:28,404 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 430 for LOIs [2019-09-18 14:56:28,424 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 443 for LOIs [2019-09-18 14:56:33,709 WARN L191 SmtUtils]: Spent 5.28 s on a formula simplification. DAG size of input: 443 DAG size of output: 437 [2019-09-18 14:56:35,429 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 14:56:35,430 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 14:56:35,430 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 14:56:35,433 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 681#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (and (< |#t~string28.base| |#StackHeapBarrier|) (< |#t~string36.base| |#StackHeapBarrier|) (< |#t~string23.base| |#StackHeapBarrier|) (= 1 (select |#valid| |#t~string32.base|)) (= 0 |#t~string49.offset|) (not (= |#t~string23.base| |#t~string35.base|)) (= 0 (select (select |#memory_int| |#t~string49.base|) (+ |#t~string49.offset| 1))) (= 25 (select |#length| |#t~string34.base|)) (= 44 (select (select |#memory_int| |#t~string64.base|) |#t~string64.offset|)) (= (select |#length| |#t~string37.base|) 25) (< |#t~string41.base| |#StackHeapBarrier|) (= 110 (select (select |#memory_int| |#t~string60.base|) (+ |#t~string60.offset| 1))) (= |#t~string62.offset| 0) (= 0 |#t~string72.offset|) (= |#t~string32.offset| 0) (not (= |#t~string33.base| |#t~string36.base|)) (= 9 (select |#length| |#t~string27.base|)) (= 1 (select |#valid| |#t~string45.base|)) (= (select |#length| |#t~string36.base|) 9) (= 2 (select |#length| |#t~string49.base|)) (not (= |#t~string62.base| |#t~string68.base|)) (= (select (select |#memory_int| |#t~string43.base|) (+ |#t~string43.offset| 6)) 0) (not (= |#t~string26.base| |#t~string35.base|)) (= 2 (select |#length| |#t~string72.base|)) (= |#t~string25.offset| 0) (= 58 (select (select |#memory_int| |#t~string64.base|) (+ |#t~string64.offset| 5))) (= 1 (select |#valid| |#t~string28.base|)) (= 1 ~systemActive~0) (= (select (select |#memory_int| |#t~string60.base|) |#t~string60.offset|) 79) (= (select (select |#memory_int| |#t~string45.base|) (+ |#t~string45.offset| 4)) 0) (< |#t~string34.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string70.base|) |#t~string70.offset|) 41) (= 7 (select |#length| |#t~string64.base|)) (= 73 (select (select |#memory_int| |#t~string45.base|) (+ |#t~string45.offset| 2))) (= 4 (select |#length| |#t~string68.base|)) (= 1 (select |#valid| |#t~string64.base|)) (= 0 |#t~string33.offset|) (= 30 (select |#length| |#t~string23.base|)) (= 21 (select |#length| |#t~string25.base|)) (< |#t~string64.base| |#StackHeapBarrier|) (= |#t~string26.offset| 0) (= 0 |#NULL.base|) (= 1 (select |#valid| |#t~string41.base|)) (= 82 (select (select |#memory_int| |#t~string45.base|) (+ |#t~string45.offset| 1))) (= 0 |#t~string70.offset|) (= (select (select |#memory_int| |#t~string47.base|) (+ |#t~string47.offset| 2)) 0) (< |#t~string25.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string64.base|) (+ |#t~string64.offset| 6)) 0) (= 102 (select (select |#memory_int| |#t~string62.base|) (+ |#t~string62.offset| 1))) (= 0 |#t~string58.offset|) (= ~head~0.base 0) (< |#t~string24.base| |#StackHeapBarrier|) (= 75 (select (select |#memory_int| |#t~string47.base|) (+ |#t~string47.offset| 1))) (= ~cleanupTimeShifts~0 4) (= 0 (select (select |#memory_int| |#t~string66.base|) (+ |#t~string66.offset| 2))) (= (select (select |#memory_int| |#t~string43.base|) |#t~string43.offset|) 44) (= 0 |#t~string41.offset|) (< |#t~string26.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string68.base|) (+ |#t~string68.offset| 1)) 102) (= 30 (select |#length| |#t~string32.base|)) (= 1 (select |#valid| |#t~string33.base|)) (= (select |#length| |#t~string45.base|) 5) (= 80 (select (select |#memory_int| |#t~string64.base|) (+ |#t~string64.offset| 1))) (< |#t~string70.base| |#StackHeapBarrier|) (< |#t~string33.base| |#StackHeapBarrier|) (= (select |#valid| |#t~string62.base|) 1) (not (= |#t~string23.base| |#t~string32.base|)) (< |#t~string45.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string64.base|) (+ |#t~string64.offset| 4)) 112) (= (select |#valid| |#t~string60.base|) 1) (= (select (select |#memory_int| |#t~string43.base|) (+ |#t~string43.offset| 1)) 77) (= (select (select |#memory_int| |#t~string70.base|) (+ |#t~string70.offset| 2)) 0) (= 79 (select (select |#memory_int| |#t~string62.base|) |#t~string62.offset|)) (= |#NULL.offset| 0) (= 3 (select |#length| |#t~string60.base|)) (= 0 |#t~string68.offset|) (= 0 |#t~string64.offset|) (= |#t~string23.offset| 0) (= (select (select |#memory_int| |#t~string43.base|) (+ |#t~string43.offset| 2)) 101) (= 1 (select |#valid| |#t~string49.base|)) (= (select |#length| |#t~string28.base|) 21) (= 32 (select (select |#memory_int| |#t~string70.base|) (+ |#t~string70.offset| 1))) (= (select (select |#memory_int| |#t~string43.base|) (+ |#t~string43.offset| 3)) 116) (= 1 (select |#valid| |#t~string27.base|)) (= 0 (select (select |#memory_int| |#t~string68.base|) (+ |#t~string68.offset| 3))) (= |#t~string34.offset| 0) (< |#t~string32.base| |#StackHeapBarrier|) (= (select |#valid| |#t~string68.base|) 1) (< |#t~string37.base| |#StackHeapBarrier|) (not (= |#t~string25.base| |#t~string28.base|)) (= |#t~string28.offset| 0) (not (= |#t~string32.base| |#t~string35.base|)) (or (= 0 ~methaneLevelCritical~0) (= 1 ~methaneLevelCritical~0)) (not (= |#t~string24.base| |#t~string27.base|)) (= (select |#valid| |#t~string34.base|) 1) (not (= |#t~string58.base| |#t~string41.base|)) (not (= |#t~string60.base| |#t~string66.base|)) (= (select |#length| |#t~string24.base|) 9) (not (= |#t~string23.base| |#t~string26.base|)) (= |#t~string43.offset| 0) (not (= |#t~string27.base| |#t~string36.base|)) (< |#t~string66.base| |#StackHeapBarrier|) (= (select |#valid| |#t~string66.base|) 1) (= 7 (select |#length| |#t~string43.base|)) (= 1 (select |#valid| |#t~string72.base|)) (= 3 (select |#length| |#t~string66.base|)) (= 0 |#t~string35.offset|) (not (= |#t~string24.base| |#t~string36.base|)) (= 1 (select |#valid| |#t~string43.base|)) (= ~head~0.offset 0) (= (select |#valid| |#t~string24.base|) 1) (< |#t~string68.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string66.base|) (+ |#t~string66.offset| 1)) 110) (= (select |#valid| |#t~string37.base|) 1) (= |#t~string36.offset| 0) (= (select |#length| |#t~string33.base|) 9) (= 0 (select |#valid| 0)) (= 0 |#t~string66.offset|) (= (select |#valid| |#t~string23.base|) 1) (< |#t~string72.base| |#StackHeapBarrier|) (= 4 (select |#length| |#t~string62.base|)) (< |#t~string47.base| |#StackHeapBarrier|) (= 102 (select (select |#memory_int| |#t~string62.base|) (+ |#t~string62.offset| 2))) (< |#t~string62.base| |#StackHeapBarrier|) (= 1 (select |#valid| |#t~string36.base|)) (not (= |#t~string26.base| |#t~string32.base|)) (= 1 (select |#valid| |#t~string35.base|)) (= 79 (select (select |#memory_int| |#t~string68.base|) |#t~string68.offset|)) (= (select |#length| |#t~string47.base|) 3) (not (= |#t~string27.base| |#t~string33.base|)) (= 0 |#t~string27.offset|) (= (select |#length| |#t~string35.base|) 30) (< |#t~string43.base| |#StackHeapBarrier|) (= 3 (select |#length| |#t~string70.base|)) (= 10 (select (select |#memory_int| |#t~string72.base|) |#t~string72.offset|)) (= 117 (select (select |#memory_int| |#t~string64.base|) (+ |#t~string64.offset| 2))) (not (= |#t~string24.base| |#t~string33.base|)) (= (select (select |#memory_int| |#t~string60.base|) (+ |#t~string60.offset| 2)) 0) (< |#t~string58.base| |#StackHeapBarrier|) (= (select |#length| |#t~string58.base|) 13) (= 104 (select (select |#memory_int| |#t~string43.base|) (+ |#t~string43.offset| 4))) (< |#t~string60.base| |#StackHeapBarrier|) (not (= |#t~string34.base| |#t~string37.base|)) (= (select (select |#memory_int| |#t~string45.base|) |#t~string45.offset|) 67) (= (select (select |#memory_int| |#t~string43.base|) (+ |#t~string43.offset| 5)) 58) (= (select (select |#memory_int| |#t~string47.base|) |#t~string47.offset|) 79) (= 0 (select (select |#memory_int| |#t~string72.base|) (+ |#t~string72.offset| 1))) (= (select |#valid| |#t~string47.base|) 1) (= (select (select |#memory_int| |#t~string64.base|) (+ |#t~string64.offset| 3)) 109) (= 30 (select |#length| |#t~string26.base|)) (< |#t~string35.base| |#StackHeapBarrier|) (= 41 (select (select |#memory_int| |#t~string49.base|) |#t~string49.offset|)) (= |#t~string60.offset| 0) (= 84 (select (select |#memory_int| |#t~string45.base|) (+ |#t~string45.offset| 3))) (= 1 (select |#valid| |#t~string26.base|)) (= |#t~string37.offset| 0) (= (select (select |#memory_int| |#t~string66.base|) |#t~string66.offset|) 79) (= 0 (select (select |#memory_int| |#t~string62.base|) (+ |#t~string62.offset| 3))) (= 102 (select (select |#memory_int| |#t~string68.base|) (+ |#t~string68.offset| 2))) (= 1 (select |#valid| |#t~string70.base|)) (= 13 (select |#length| |#t~string41.base|)) (= |#t~string45.offset| 0) (< |#t~string27.base| |#StackHeapBarrier|) (= 0 |#t~string47.offset|) (= 0 |#t~string24.offset|) (= 1 (select |#valid| |#t~string25.base|)) (< |#t~string49.base| |#StackHeapBarrier|) (= (select |#valid| |#t~string58.base|) 1)) (not (= ~pumpRunning~0 0))) [2019-09-18 14:56:35,473 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 14:56:35,473 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 14:56:35,474 INFO L168 Benchmark]: Toolchain (without parser) took 770641.98 ms. Allocated memory was 133.2 MB in the beginning and 152.0 MB in the end (delta: 18.9 MB). Free memory was 87.8 MB in the beginning and 84.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. [2019-09-18 14:56:35,475 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 14:56:35,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 736.88 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 162.1 MB in the end (delta: -74.5 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-09-18 14:56:35,475 INFO L168 Benchmark]: Boogie Preprocessor took 155.98 ms. Allocated memory is still 199.8 MB. Free memory was 162.1 MB in the beginning and 157.7 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-18 14:56:35,476 INFO L168 Benchmark]: RCFGBuilder took 1309.67 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 157.7 MB in the beginning and 169.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 87.0 MB. Max. memory is 7.1 GB. [2019-09-18 14:56:35,476 INFO L168 Benchmark]: Sifa took 768435.51 ms. Allocated memory was 224.4 MB in the beginning and 152.0 MB in the end (delta: -72.4 MB). Free memory was 169.2 MB in the beginning and 84.8 MB in the end (delta: 84.4 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. [2019-09-18 14:56:35,478 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 was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 736.88 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 162.1 MB in the end (delta: -74.5 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 155.98 ms. Allocated memory is still 199.8 MB. Free memory was 162.1 MB in the beginning and 157.7 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1309.67 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 157.7 MB in the beginning and 169.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 87.0 MB. Max. memory is 7.1 GB. * Sifa took 768435.51 ms. Allocated memory was 224.4 MB in the beginning and 152.0 MB in the end (delta: -72.4 MB). Free memory was 169.2 MB in the beginning and 84.8 MB in the end (delta: 84.4 MB). Peak memory consumption was 12.0 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]: 768349, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 447, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 367, TOOLS_POST_TIME[ms]: 185620, TOOLS_POST_CALL_APPLICATIONS: 69, TOOLS_POST_CALL_TIME[ms]: 279, TOOLS_POST_RETURN_APPLICATIONS: 62, TOOLS_POST_RETURN_TIME[ms]: 157, TOOLS_QUANTIFIERELIM_APPLICATIONS: 495, TOOLS_QUANTIFIERELIM_TIME[ms]: 185831, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28931, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 451, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 84, DOMAIN_JOIN_TIME[ms]: 565478, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 15805, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 50, DOMAIN_ISBOTTOM_APPLICATIONS: 51, DOMAIN_ISBOTTOM_TIME[ms]: 743, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 394730, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 394729, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 62, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 191874, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 191873, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 19, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 49, DAG_COMPRESSION_PROCESSED_NODES: 661, DAG_COMPRESSION_RETAINED_NODES: 413 - UnprovableResult [Line: 201]: 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 681#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (and (< |#t~string28.base| |#StackHeapBarrier|) (< |#t~string36.base| |#StackHeapBarrier|) (< |#t~string23.base| |#StackHeapBarrier|) (= 1 (select |#valid| |#t~string32.base|)) (= 0 |#t~string49.offset|) (not (= |#t~string23.base| |#t~string35.base|)) (= 0 (select (select |#memory_int| |#t~string49.base|) (+ |#t~string49.offset| 1))) (= 25 (select |#length| |#t~string34.base|)) (= 44 (select (select |#memory_int| |#t~string64.base|) |#t~string64.offset|)) (= (select |#length| |#t~string37.base|) 25) (< |#t~string41.base| |#StackHeapBarrier|) (= 110 (select (select |#memory_int| |#t~string60.base|) (+ |#t~string60.offset| 1))) (= |#t~string62.offset| 0) (= 0 |#t~string72.offset|) (= |#t~string32.offset| 0) (not (= |#t~string33.base| |#t~string36.base|)) (= 9 (select |#length| |#t~string27.base|)) (= 1 (select |#valid| |#t~string45.base|)) (= (select |#length| |#t~string36.base|) 9) (= 2 (select |#length| |#t~string49.base|)) (not (= |#t~string62.base| |#t~string68.base|)) (= (select (select |#memory_int| |#t~string43.base|) (+ |#t~string43.offset| 6)) 0) (not (= |#t~string26.base| |#t~string35.base|)) (= 2 (select |#length| |#t~string72.base|)) (= |#t~string25.offset| 0) (= 58 (select (select |#memory_int| |#t~string64.base|) (+ |#t~string64.offset| 5))) (= 1 (select |#valid| |#t~string28.base|)) (= 1 ~systemActive~0) (= (select (select |#memory_int| |#t~string60.base|) |#t~string60.offset|) 79) (= (select (select |#memory_int| |#t~string45.base|) (+ |#t~string45.offset| 4)) 0) (< |#t~string34.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string70.base|) |#t~string70.offset|) 41) (= 7 (select |#length| |#t~string64.base|)) (= 73 (select (select |#memory_int| |#t~string45.base|) (+ |#t~string45.offset| 2))) (= 4 (select |#length| |#t~string68.base|)) (= 1 (select |#valid| |#t~string64.base|)) (= 0 |#t~string33.offset|) (= 30 (select |#length| |#t~string23.base|)) (= 21 (select |#length| |#t~string25.base|)) (< |#t~string64.base| |#StackHeapBarrier|) (= |#t~string26.offset| 0) (= 0 |#NULL.base|) (= 1 (select |#valid| |#t~string41.base|)) (= 82 (select (select |#memory_int| |#t~string45.base|) (+ |#t~string45.offset| 1))) (= 0 |#t~string70.offset|) (= (select (select |#memory_int| |#t~string47.base|) (+ |#t~string47.offset| 2)) 0) (< |#t~string25.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string64.base|) (+ |#t~string64.offset| 6)) 0) (= 102 (select (select |#memory_int| |#t~string62.base|) (+ |#t~string62.offset| 1))) (= 0 |#t~string58.offset|) (= ~head~0.base 0) (< |#t~string24.base| |#StackHeapBarrier|) (= 75 (select (select |#memory_int| |#t~string47.base|) (+ |#t~string47.offset| 1))) (= ~cleanupTimeShifts~0 4) (= 0 (select (select |#memory_int| |#t~string66.base|) (+ |#t~string66.offset| 2))) (= (select (select |#memory_int| |#t~string43.base|) |#t~string43.offset|) 44) (= 0 |#t~string41.offset|) (< |#t~string26.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string68.base|) (+ |#t~string68.offset| 1)) 102) (= 30 (select |#length| |#t~string32.base|)) (= 1 (select |#valid| |#t~string33.base|)) (= (select |#length| |#t~string45.base|) 5) (= 80 (select (select |#memory_int| |#t~string64.base|) (+ |#t~string64.offset| 1))) (< |#t~string70.base| |#StackHeapBarrier|) (< |#t~string33.base| |#StackHeapBarrier|) (= (select |#valid| |#t~string62.base|) 1) (not (= |#t~string23.base| |#t~string32.base|)) (< |#t~string45.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string64.base|) (+ |#t~string64.offset| 4)) 112) (= (select |#valid| |#t~string60.base|) 1) (= (select (select |#memory_int| |#t~string43.base|) (+ |#t~string43.offset| 1)) 77) (= (select (select |#memory_int| |#t~string70.base|) (+ |#t~string70.offset| 2)) 0) (= 79 (select (select |#memory_int| |#t~string62.base|) |#t~string62.offset|)) (= |#NULL.offset| 0) (= 3 (select |#length| |#t~string60.base|)) (= 0 |#t~string68.offset|) (= 0 |#t~string64.offset|) (= |#t~string23.offset| 0) (= (select (select |#memory_int| |#t~string43.base|) (+ |#t~string43.offset| 2)) 101) (= 1 (select |#valid| |#t~string49.base|)) (= (select |#length| |#t~string28.base|) 21) (= 32 (select (select |#memory_int| |#t~string70.base|) (+ |#t~string70.offset| 1))) (= (select (select |#memory_int| |#t~string43.base|) (+ |#t~string43.offset| 3)) 116) (= 1 (select |#valid| |#t~string27.base|)) (= 0 (select (select |#memory_int| |#t~string68.base|) (+ |#t~string68.offset| 3))) (= |#t~string34.offset| 0) (< |#t~string32.base| |#StackHeapBarrier|) (= (select |#valid| |#t~string68.base|) 1) (< |#t~string37.base| |#StackHeapBarrier|) (not (= |#t~string25.base| |#t~string28.base|)) (= |#t~string28.offset| 0) (not (= |#t~string32.base| |#t~string35.base|)) (or (= 0 ~methaneLevelCritical~0) (= 1 ~methaneLevelCritical~0)) (not (= |#t~string24.base| |#t~string27.base|)) (= (select |#valid| |#t~string34.base|) 1) (not (= |#t~string58.base| |#t~string41.base|)) (not (= |#t~string60.base| |#t~string66.base|)) (= (select |#length| |#t~string24.base|) 9) (not (= |#t~string23.base| |#t~string26.base|)) (= |#t~string43.offset| 0) (not (= |#t~string27.base| |#t~string36.base|)) (< |#t~string66.base| |#StackHeapBarrier|) (= (select |#valid| |#t~string66.base|) 1) (= 7 (select |#length| |#t~string43.base|)) (= 1 (select |#valid| |#t~string72.base|)) (= 3 (select |#length| |#t~string66.base|)) (= 0 |#t~string35.offset|) (not (= |#t~string24.base| |#t~string36.base|)) (= 1 (select |#valid| |#t~string43.base|)) (= ~head~0.offset 0) (= (select |#valid| |#t~string24.base|) 1) (< |#t~string68.base| |#StackHeapBarrier|) (= (select (select |#memory_int| |#t~string66.base|) (+ |#t~string66.offset| 1)) 110) (= (select |#valid| |#t~string37.base|) 1) (= |#t~string36.offset| 0) (= (select |#length| |#t~string33.base|) 9) (= 0 (select |#valid| 0)) (= 0 |#t~string66.offset|) (= (select |#valid| |#t~string23.base|) 1) (< |#t~string72.base| |#StackHeapBarrier|) (= 4 (select |#length| |#t~string62.base|)) (< |#t~string47.base| |#StackHeapBarrier|) (= 102 (select (select |#memory_int| |#t~string62.base|) (+ |#t~string62.offset| 2))) (< |#t~string62.base| |#StackHeapBarrier|) (= 1 (select |#valid| |#t~string36.base|)) (not (= |#t~string26.base| |#t~string32.base|)) (= 1 (select |#valid| |#t~string35.base|)) (= 79 (select (select |#memory_int| |#t~string68.base|) |#t~string68.offset|)) (= (select |#length| |#t~string47.base|) 3) (not (= |#t~string27.base| |#t~string33.base|)) (= 0 |#t~string27.offset|) (= (select |#length| |#t~string35.base|) 30) (< |#t~string43.base| |#StackHeapBarrier|) (= 3 (select |#length| |#t~string70.base|)) (= 10 (select (select |#memory_int| |#t~string72.base|) |#t~string72.offset|)) (= 117 (select (select |#memory_int| |#t~string64.base|) (+ |#t~string64.offset| 2))) (not (= |#t~string24.base| |#t~string33.base|)) (= (select (select |#memory_int| |#t~string60.base|) (+ |#t~string60.offset| 2)) 0) (< |#t~string58.base| |#StackHeapBarrier|) (= (select |#length| |#t~string58.base|) 13) (= 104 (select (select |#memory_int| |#t~string43.base|) (+ |#t~string43.offset| 4))) (< |#t~string60.base| |#StackHeapBarrier|) (not (= |#t~string34.base| |#t~string37.base|)) (= (select (select |#memory_int| |#t~string45.base|) |#t~string45.offset|) 67) (= (select (select |#memory_int| |#t~string43.base|) (+ |#t~string43.offset| 5)) 58) (= (select (select |#memory_int| |#t~string47.base|) |#t~string47.offset|) 79) (= 0 (select (select |#memory_int| |#t~string72.base|) (+ |#t~string72.offset| 1))) (= (select |#valid| |#t~string47.base|) 1) (= (select (select |#memory_int| |#t~string64.base|) (+ |#t~string64.offset| 3)) 109) (= 30 (select |#length| |#t~string26.base|)) (< |#t~string35.base| |#StackHeapBarrier|) (= 41 (select (select |#memory_int| |#t~string49.base|) |#t~string49.offset|)) (= |#t~string60.offset| 0) (= 84 (select (select |#memory_int| |#t~string45.base|) (+ |#t~string45.offset| 3))) (= 1 (select |#valid| |#t~string26.base|)) (= |#t~string37.offset| 0) (= (select (select |#memory_int| |#t~string66.base|) |#t~string66.offset|) 79) (= 0 (select (select |#memory_int| |#t~string62.base|) (+ |#t~string62.offset| 3))) (= 102 (select (select |#memory_int| |#t~string68.base|) (+ |#t~string68.offset| 2))) (= 1 (select |#valid| |#t~string70.base|)) (= 13 (select |#length| |#t~string41.base|)) (= |#t~string45.offset| 0) (< |#t~string27.base| |#StackHeapBarrier|) (= 0 |#t~string47.offset|) (= 0 |#t~string24.offset|) (= 1 (select |#valid| |#t~string25.base|)) (< |#t~string49.base| |#StackHeapBarrier|) (= (select |#valid| |#t~string58.base|) 1)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...