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 IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:15:21,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:15:21,797 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:15:21,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:15:21,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:15:21,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:15:21,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:15:21,814 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:15:21,815 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:15:21,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:15:21,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:15:21,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:15:21,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:15:21,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:15:21,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:15:21,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:15:21,822 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:15:21,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:15:21,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:15:21,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:15:21,829 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:15:21,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:15:21,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:15:21,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:15:21,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:15:21,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:15:21,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:15:21,836 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:15:21,836 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:15:21,837 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:15:21,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:15:21,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:15:21,839 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:15:21,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:15:21,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:15:21,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:15:21,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:15:21,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:15:21,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:15:21,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:15:21,844 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:15:21,845 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-21 09:15:21,859 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:15:21,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:15:21,861 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:15:21,861 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:15:21,861 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:15:21,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:15:21,862 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:15:21,862 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:15:21,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:15:21,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:15:21,863 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:15:21,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:15:21,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:15:21,863 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:15:21,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:15:21,864 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:15:21,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:15:21,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:15:21,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:15:21,864 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:15:21,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:15:21,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:15:21,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:15:21,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:15:21,865 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:15:21,866 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:15:21,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:15:21,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:15:21,866 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 09:15:21,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:15:21,921 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:15:21,925 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:15:21,926 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:15:21,929 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:15:21,930 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product39.cil.c [2019-09-21 09:15:22,005 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0d942c9e/e0af679b59314f63af194a6d902daf3d/FLAG7ac070abb [2019-09-21 09:15:22,527 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:15:22,527 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product39.cil.c [2019-09-21 09:15:22,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0d942c9e/e0af679b59314f63af194a6d902daf3d/FLAG7ac070abb [2019-09-21 09:15:22,850 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0d942c9e/e0af679b59314f63af194a6d902daf3d [2019-09-21 09:15:22,860 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:15:22,862 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:15:22,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:15:22,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:15:22,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:15:22,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:15:22" (1/1) ... [2019-09-21 09:15:22,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@344f0ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:22, skipping insertion in model container [2019-09-21 09:15:22,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:15:22" (1/1) ... [2019-09-21 09:15:22,877 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:15:22,934 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:15:23,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:15:23,357 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:15:23,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:15:23,530 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:15:23,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:23 WrapperNode [2019-09-21 09:15:23,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:15:23,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:15:23,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:15:23,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:15:23,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:23" (1/1) ... [2019-09-21 09:15:23,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:23" (1/1) ... [2019-09-21 09:15:23,571 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:23" (1/1) ... [2019-09-21 09:15:23,572 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:23" (1/1) ... [2019-09-21 09:15:23,615 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:23" (1/1) ... [2019-09-21 09:15:23,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:23" (1/1) ... [2019-09-21 09:15:23,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:23" (1/1) ... [2019-09-21 09:15:23,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:15:23,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:15:23,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:15:23,661 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:15:23,662 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:15:23" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:15:23,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:15:23,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:15:23,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 09:15:23,723 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 09:15:23,724 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 09:15:23,724 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 09:15:23,724 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 09:15:23,724 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 09:15:23,724 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 09:15:23,725 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 09:15:23,725 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 09:15:23,725 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 09:15:23,725 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 09:15:23,725 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 09:15:23,725 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:15:23,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 09:15:23,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 09:15:23,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 09:15:23,726 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 09:15:23,726 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 09:15:23,726 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 09:15:23,727 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 09:15:23,727 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 09:15:23,727 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 09:15:23,727 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 09:15:23,727 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 09:15:23,727 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 09:15:23,728 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 09:15:23,728 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 09:15:23,728 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 09:15:23,728 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 09:15:23,728 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 09:15:23,728 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 09:15:23,729 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 09:15:23,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 09:15:23,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 09:15:23,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 09:15:23,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 09:15:23,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 09:15:23,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 09:15:23,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:15:23,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:15:23,730 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 09:15:23,730 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 09:15:23,730 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 09:15:23,730 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 09:15:23,731 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 09:15:23,731 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 09:15:23,731 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 09:15:23,731 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 09:15:23,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:15:23,731 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 09:15:23,732 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 09:15:23,732 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 09:15:23,732 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 09:15:23,732 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 09:15:23,732 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 09:15:23,732 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 09:15:23,732 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 09:15:23,733 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 09:15:23,733 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 09:15:23,733 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 09:15:23,733 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:15:23,733 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 09:15:23,733 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 09:15:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 09:15:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 09:15:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 09:15:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 09:15:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 09:15:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 09:15:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 09:15:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 09:15:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 09:15:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 09:15:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 09:15:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 09:15:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 09:15:23,736 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 09:15:23,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 09:15:23,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 09:15:23,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:15:23,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 09:15:23,736 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 09:15:23,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:15:23,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 09:15:23,737 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 09:15:23,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:15:23,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 09:15:23,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 09:15:23,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 09:15:23,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:15:23,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 09:15:23,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:15:25,251 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:15:25,252 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 09:15:25,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:15:25 BoogieIcfgContainer [2019-09-21 09:15:25,253 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:15:25,254 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:15:25,254 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:15:25,254 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:15:25,255 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:15:25" (1/1) ... [2019-09-21 09:15:25,256 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:15:25,282 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:15:25,283 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:15:25,297 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:15:25,311 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:15:25,312 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:15:34,128 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 09:15:35,852 WARN L191 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 09:15:36,001 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 09:15:36,057 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 119 for LOIs [2019-09-21 09:15:36,096 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 119 for LOIs [2019-09-21 09:15:36,106 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 119 for LOIs [2019-09-21 09:15:47,214 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-21 09:15:47,216 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 111 for LOIs [2019-09-21 09:15:47,311 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 112 for LOIs [2019-09-21 09:15:47,319 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 112 for LOIs [2019-09-21 09:15:47,353 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:15:47,353 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:15:47,355 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2045#(or (and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= ~head~0.offset 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= |#t~string1.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= ~pumpRunning~0 0) (<= 0 |#t~string1.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= |#t~string9.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= 0 |#t~string5.offset|) (<= 0 ~pumpRunning~0) (<= 0 ~systemActive~0) (<= ~systemActive~0 0) (<= ~methAndRunningLastTime~0 1) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string29.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string3.offset|) (<= 0 |#t~string25.offset|) (<= 0 ~methAndRunningLastTime~0) (<= |#t~string25.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= 0 |#t~string68.offset|)) (and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= |#t~string1.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 |#t~string1.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= |#t~string9.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= 0 |#t~string5.offset|) (<= 0 ~systemActive~0) (<= ~methAndRunningLastTime~0 1) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string29.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string3.offset|) (<= 0 |#t~string25.offset|) (<= 0 ~methAndRunningLastTime~0) (<= |#t~string25.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= 0 |#t~string68.offset|))) [2019-09-21 09:15:47,368 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 09:15:47,369 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:15:47,371 INFO L168 Benchmark]: Toolchain (without parser) took 24508.51 ms. Allocated memory was 132.6 MB in the beginning and 761.3 MB in the end (delta: 628.6 MB). Free memory was 86.0 MB in the beginning and 558.3 MB in the end (delta: -472.2 MB). Peak memory consumption was 156.4 MB. Max. memory is 7.1 GB. [2019-09-21 09:15:47,372 INFO L168 Benchmark]: CDTParser took 1.27 ms. Allocated memory is still 132.6 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:15:47,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 668.62 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 85.8 MB in the beginning and 163.5 MB in the end (delta: -77.6 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-09-21 09:15:47,373 INFO L168 Benchmark]: Boogie Preprocessor took 120.83 ms. Allocated memory is still 199.2 MB. Free memory was 163.5 MB in the beginning and 158.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-09-21 09:15:47,374 INFO L168 Benchmark]: RCFGBuilder took 1593.19 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 158.1 MB in the beginning and 141.1 MB in the end (delta: 17.0 MB). Peak memory consumption was 88.4 MB. Max. memory is 7.1 GB. [2019-09-21 09:15:47,375 INFO L168 Benchmark]: Sifa took 22115.06 ms. Allocated memory was 223.3 MB in the beginning and 761.3 MB in the end (delta: 537.9 MB). Free memory was 141.1 MB in the beginning and 558.3 MB in the end (delta: -417.2 MB). Peak memory consumption was 120.7 MB. Max. memory is 7.1 GB. [2019-09-21 09:15:47,379 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.27 ms. Allocated memory is still 132.6 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 668.62 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 85.8 MB in the beginning and 163.5 MB in the end (delta: -77.6 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.83 ms. Allocated memory is still 199.2 MB. Free memory was 163.5 MB in the beginning and 158.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1593.19 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 158.1 MB in the beginning and 141.1 MB in the end (delta: 17.0 MB). Peak memory consumption was 88.4 MB. Max. memory is 7.1 GB. * Sifa took 22115.06 ms. Allocated memory was 223.3 MB in the beginning and 761.3 MB in the end (delta: 537.9 MB). Free memory was 141.1 MB in the beginning and 558.3 MB in the end (delta: -417.2 MB). Peak memory consumption was 120.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 22073, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1331, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 970, TOOLS_POST_TIME[ms]: 11157, TOOLS_POST_CALL_APPLICATIONS: 311, TOOLS_POST_CALL_TIME[ms]: 606, TOOLS_POST_RETURN_APPLICATIONS: 304, TOOLS_POST_RETURN_TIME[ms]: 343, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1584, TOOLS_QUANTIFIERELIM_TIME[ms]: 11604, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10600, FLUID_QUERY_TIME[ms]: 49, FLUID_QUERIES: 1407, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 426, DOMAIN_JOIN_TIME[ms]: 8600, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 32, DOMAIN_WIDEN_TIME[ms]: 64, DOMAIN_ISSUBSETEQ_APPLICATIONS: 76, DOMAIN_ISSUBSETEQ_TIME[ms]: 212, DOMAIN_ISBOTTOM_APPLICATIONS: 293, DOMAIN_ISBOTTOM_TIME[ms]: 764, LOOP_SUMMARIZER_APPLICATIONS: 44, LOOP_SUMMARIZER_CACHE_MISSES: 44, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 8372, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8371, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 76, CALL_SUMMARIZER_APPLICATIONS: 304, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10781, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10778, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 61, DAG_COMPRESSION_PROCESSED_NODES: 1395, DAG_COMPRESSION_RETAINED_NODES: 414 - UnprovableResult [Line: 290]: 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 2045#(or (and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= ~head~0.offset 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= |#t~string1.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= ~pumpRunning~0 0) (<= 0 |#t~string1.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= |#t~string9.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= 0 |#t~string5.offset|) (<= 0 ~pumpRunning~0) (<= 0 ~systemActive~0) (<= ~systemActive~0 0) (<= ~methAndRunningLastTime~0 1) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string29.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string3.offset|) (<= 0 |#t~string25.offset|) (<= 0 ~methAndRunningLastTime~0) (<= |#t~string25.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= 0 |#t~string68.offset|)) (and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= |#t~string1.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 |#t~string1.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= |#t~string9.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= 0 |#t~string5.offset|) (<= 0 ~systemActive~0) (<= ~methAndRunningLastTime~0 1) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string29.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string3.offset|) (<= 0 |#t~string25.offset|) (<= 0 ~methAndRunningLastTime~0) (<= |#t~string25.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= 0 |#t~string68.offset|))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...