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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:53:04,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:53:04,770 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:53:04,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:53:04,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:53:04,792 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:53:04,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:53:04,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:53:04,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:53:04,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:53:04,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:53:04,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:53:04,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:53:04,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:53:04,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:53:04,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:53:04,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:53:04,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:53:04,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:53:04,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:53:04,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:53:04,842 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:53:04,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:53:04,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:53:04,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:53:04,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:53:04,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:53:04,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:53:04,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:53:04,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:53:04,855 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:53:04,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:53:04,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:53:04,859 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:53:04,860 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:53:04,860 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:53:04,861 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:53:04,861 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:53:04,862 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:53:04,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:53:04,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:53:04,865 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 [2019-10-14 02:53:04,884 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:53:04,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:53:04,886 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:53:04,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:53:04,886 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:53:04,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:53:04,887 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:53:04,887 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:53:04,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:53:04,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:53:04,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:53:04,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:53:04,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:53:04,889 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:53:04,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:53:04,889 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:53:04,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:53:04,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:53:04,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:53:04,890 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:53:04,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:53:04,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:53:04,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:53:04,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:53:04,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:53:04,891 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:53:04,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:53:04,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:53:04,892 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-14 02:53:05,156 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:53:05,171 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:53:05,175 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:53:05,176 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:53:05,177 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:53:05,178 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c [2019-10-14 02:53:05,254 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c7ce405c/36e263e32470417a95b45c0bf02072c8/FLAG8a5bc363f [2019-10-14 02:53:05,819 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:53:05,820 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c [2019-10-14 02:53:05,841 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c7ce405c/36e263e32470417a95b45c0bf02072c8/FLAG8a5bc363f [2019-10-14 02:53:06,101 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c7ce405c/36e263e32470417a95b45c0bf02072c8 [2019-10-14 02:53:06,111 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:53:06,113 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:53:06,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:53:06,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:53:06,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:53:06,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:53:06" (1/1) ... [2019-10-14 02:53:06,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@453c3fe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:06, skipping insertion in model container [2019-10-14 02:53:06,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:53:06" (1/1) ... [2019-10-14 02:53:06,128 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:53:06,192 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:53:06,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:53:06,628 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:53:06,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:53:06,790 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:53:06,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:06 WrapperNode [2019-10-14 02:53:06,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:53:06,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:53:06,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:53:06,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:53:06,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:06" (1/1) ... [2019-10-14 02:53:06,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:06" (1/1) ... [2019-10-14 02:53:06,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:06" (1/1) ... [2019-10-14 02:53:06,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:06" (1/1) ... [2019-10-14 02:53:06,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:06" (1/1) ... [2019-10-14 02:53:06,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:06" (1/1) ... [2019-10-14 02:53:06,883 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:06" (1/1) ... [2019-10-14 02:53:06,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:53:06,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:53:06,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:53:06,892 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:53:06,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:53:06" (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 [2019-10-14 02:53:06,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:53:06,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:53:06,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 02:53:06,975 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 02:53:06,975 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 02:53:06,977 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-14 02:53:06,977 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-14 02:53:06,978 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-14 02:53:06,978 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 02:53:06,978 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 02:53:06,978 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 02:53:06,978 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 02:53:06,979 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 02:53:06,979 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 02:53:06,980 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-14 02:53:06,980 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-14 02:53:06,982 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-14 02:53:06,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-14 02:53:06,983 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 02:53:06,983 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 02:53:06,983 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 02:53:06,984 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 02:53:06,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 02:53:06,984 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 02:53:06,984 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 02:53:06,985 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 02:53:06,985 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 02:53:06,985 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:53:06,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 02:53:06,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 02:53:06,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 02:53:06,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 02:53:06,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 02:53:06,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 02:53:06,987 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 02:53:06,987 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 02:53:06,987 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 02:53:06,987 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 02:53:06,987 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 02:53:06,987 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 02:53:06,988 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-14 02:53:06,988 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-14 02:53:06,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:53:06,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:53:06,988 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 02:53:06,988 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 02:53:06,988 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 02:53:06,989 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-14 02:53:06,989 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 02:53:06,989 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 02:53:06,989 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 02:53:06,989 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 02:53:06,989 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 02:53:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 02:53:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-14 02:53:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-14 02:53:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 02:53:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 02:53:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 02:53:06,991 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 02:53:06,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-14 02:53:06,991 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 02:53:06,992 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-14 02:53:06,992 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-14 02:53:06,992 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-14 02:53:06,992 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-14 02:53:06,992 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-14 02:53:06,993 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 02:53:06,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:53:06,993 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 02:53:06,993 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 02:53:06,993 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 02:53:06,994 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 02:53:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 02:53:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 02:53:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 02:53:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 02:53:06,996 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 02:53:06,996 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:53:06,996 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 02:53:06,997 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 02:53:06,997 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 02:53:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 02:53:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 02:53:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 02:53:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:53:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 02:53:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 02:53:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:53:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 02:53:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 02:53:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:53:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 02:53:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 02:53:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 02:53:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:53:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 02:53:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:53:08,761 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:53:08,761 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 02:53:08,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:53:08 BoogieIcfgContainer [2019-10-14 02:53:08,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:53:08,765 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:53:08,765 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:53:08,765 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:53:08,767 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:53:08" (1/1) ... [2019-10-14 02:53:08,768 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-14 02:53:08,812 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:53:08,813 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:53:08,828 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:53:08,840 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:53:08,843 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:53:19,436 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-14 02:53:21,238 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-14 02:53:21,367 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:53:21,506 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:53:21,656 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:53:21,913 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-14 02:53:21,938 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-14 02:53:22,008 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-14 02:53:22,030 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-14 02:53:22,779 WARN L191 SmtUtils]: Spent 603.00 ms on a formula simplification that was a NOOP. DAG size: 572 [2019-10-14 02:53:23,329 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 577 [2019-10-14 02:53:23,803 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 577 [2019-10-14 02:53:24,095 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 612 [2019-10-14 02:53:24,422 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2019-10-14 02:53:24,761 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2019-10-14 02:53:25,031 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-10-14 02:53:25,289 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-10-14 02:53:25,535 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-10-14 02:53:25,965 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 186 [2019-10-14 02:53:26,668 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 592 [2019-10-14 02:53:26,801 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 592 [2019-10-14 02:53:27,046 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 593 DAG size of output: 593 [2019-10-14 02:53:27,462 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 610 [2019-10-14 02:53:27,932 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 615 DAG size of output: 615 [2019-10-14 02:53:28,264 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 615 DAG size of output: 615 [2019-10-14 02:53:28,571 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-10-14 02:53:28,689 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-10-14 02:53:28,808 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-10-14 02:53:29,087 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2019-10-14 02:53:29,261 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2019-10-14 02:53:29,477 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 581 [2019-10-14 02:53:29,654 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2019-10-14 02:53:29,831 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2019-10-14 02:53:30,497 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 595 [2019-10-14 02:53:30,763 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-10-14 02:53:31,165 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-10-14 02:53:31,478 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-10-14 02:53:32,005 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-14 02:53:32,008 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-10-14 02:53:32,254 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 130 for LOIs [2019-10-14 02:53:32,261 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 140 for LOIs [2019-10-14 02:53:32,311 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:53:32,311 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:53:32,312 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 802#(and (<= |#t~string74.offset| 0) (= |#t~string50.offset| 0) (<= |#t~string58.offset| 0) (= |#t~string61.offset| 0) (= |#t~string49.offset| 0) (<= 0 |#NULL.base|) (= |#t~string15.offset| 0) (<= ~systemActive~0 1) (= |#t~string72.offset| 0) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string9.offset| 0) (= 0 ~waterLevel~0) (<= 0 |#t~string60.offset|) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 |#t~string51.offset|) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string13.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (= |#t~string51.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (<= 0 ~waterLevel~0) (<= 0 |#t~string53.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (<= 0 |#t~string48.offset|) (= |#t~string57.offset| 0) (<= 0 |#t~string15.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= 0 |#t~string50.offset|) (<= |#NULL.base| 0) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string70.offset| 0) (<= |#t~string68.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (not (= ~pumpRunning~0 0)) (<= |#t~string52.offset| 0) (<= 0 |#t~string74.offset|) (<= 0 |#t~string11.offset|) (<= ~waterLevel~0 0) (<= |#t~string70.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= 0 |#t~string49.offset|) (<= |#NULL.offset| 0) (<= |#t~string9.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= |#t~string11.offset| 0) (= |#t~string74.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (= |#t~string58.offset| 0) (<= 0 |#t~string72.offset|) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string13.offset|) (<= |#t~string62.offset| 0) (<= 0 ~systemActive~0) (<= |#t~string50.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= |#t~string23.offset| 0) (= |#t~string60.offset| 0) (<= |#t~string48.offset| 0) (<= |#t~string49.offset| 0) (<= |#t~string72.offset| 0) (<= |#t~string19.offset| 0) (= |#t~string17.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)) [2019-10-14 02:53:32,325 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 02:53:32,326 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:53:32,328 INFO L168 Benchmark]: Toolchain (without parser) took 26214.52 ms. Allocated memory was 140.0 MB in the beginning and 684.2 MB in the end (delta: 544.2 MB). Free memory was 102.4 MB in the beginning and 430.1 MB in the end (delta: -327.6 MB). Peak memory consumption was 216.6 MB. Max. memory is 7.1 GB. [2019-10-14 02:53:32,329 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 140.0 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-14 02:53:32,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.15 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 102.2 MB in the beginning and 171.2 MB in the end (delta: -68.9 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2019-10-14 02:53:32,330 INFO L168 Benchmark]: Boogie Preprocessor took 99.59 ms. Allocated memory is still 203.9 MB. Free memory was 171.2 MB in the beginning and 167.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-14 02:53:32,331 INFO L168 Benchmark]: RCFGBuilder took 1872.66 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 167.3 MB in the beginning and 142.1 MB in the end (delta: 25.2 MB). Peak memory consumption was 79.9 MB. Max. memory is 7.1 GB. [2019-10-14 02:53:32,332 INFO L168 Benchmark]: Sifa took 23560.69 ms. Allocated memory was 234.9 MB in the beginning and 684.2 MB in the end (delta: 449.3 MB). Free memory was 142.1 MB in the beginning and 430.1 MB in the end (delta: -288.0 MB). Peak memory consumption was 161.3 MB. Max. memory is 7.1 GB. [2019-10-14 02:53:32,337 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 140.0 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 678.15 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 102.2 MB in the beginning and 171.2 MB in the end (delta: -68.9 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.59 ms. Allocated memory is still 203.9 MB. Free memory was 171.2 MB in the beginning and 167.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1872.66 ms. Allocated memory was 203.9 MB in the beginning and 234.9 MB in the end (delta: 30.9 MB). Free memory was 167.3 MB in the beginning and 142.1 MB in the end (delta: 25.2 MB). Peak memory consumption was 79.9 MB. Max. memory is 7.1 GB. * Sifa took 23560.69 ms. Allocated memory was 234.9 MB in the beginning and 684.2 MB in the end (delta: 449.3 MB). Free memory was 142.1 MB in the beginning and 430.1 MB in the end (delta: -288.0 MB). Peak memory consumption was 161.3 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]: 23500, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 223, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 151, TOOLS_POST_TIME[ms]: 12590, TOOLS_POST_CALL_APPLICATIONS: 62, TOOLS_POST_CALL_TIME[ms]: 171, TOOLS_POST_RETURN_APPLICATIONS: 55, TOOLS_POST_RETURN_TIME[ms]: 96, TOOLS_QUANTIFIERELIM_APPLICATIONS: 267, TOOLS_QUANTIFIERELIM_TIME[ms]: 12722, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12441, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 225, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 80, DOMAIN_JOIN_TIME[ms]: 9215, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 299, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 579, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 21, DOMAIN_ISBOTTOM_APPLICATIONS: 50, DOMAIN_ISBOTTOM_TIME[ms]: 336, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 8168, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8168, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 55, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13253, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13252, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 43, DAG_COMPRESSION_PROCESSED_NODES: 453, DAG_COMPRESSION_RETAINED_NODES: 224 - UnprovableResult [Line: 430]: 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 802#(and (<= |#t~string74.offset| 0) (= |#t~string50.offset| 0) (<= |#t~string58.offset| 0) (= |#t~string61.offset| 0) (= |#t~string49.offset| 0) (<= 0 |#NULL.base|) (= |#t~string15.offset| 0) (<= ~systemActive~0 1) (= |#t~string72.offset| 0) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string9.offset| 0) (= 0 ~waterLevel~0) (<= 0 |#t~string60.offset|) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 |#t~string51.offset|) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string13.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (= |#t~string51.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (<= 0 ~waterLevel~0) (<= 0 |#t~string53.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (<= 0 |#t~string48.offset|) (= |#t~string57.offset| 0) (<= 0 |#t~string15.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= 0 |#t~string50.offset|) (<= |#NULL.base| 0) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string70.offset| 0) (<= |#t~string68.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (not (= ~pumpRunning~0 0)) (<= |#t~string52.offset| 0) (<= 0 |#t~string74.offset|) (<= 0 |#t~string11.offset|) (<= ~waterLevel~0 0) (<= |#t~string70.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= 0 |#t~string49.offset|) (<= |#NULL.offset| 0) (<= |#t~string9.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= |#t~string11.offset| 0) (= |#t~string74.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (= |#t~string58.offset| 0) (<= 0 |#t~string72.offset|) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string13.offset|) (<= |#t~string62.offset| 0) (<= 0 ~systemActive~0) (<= |#t~string50.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= |#t~string23.offset| 0) (= |#t~string60.offset| 0) (<= |#t~string48.offset| 0) (<= |#t~string49.offset| 0) (<= |#t~string72.offset| 0) (<= |#t~string19.offset| 0) (= |#t~string17.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...