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_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 10:29:53,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 10:29:53,280 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 10:29:53,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 10:29:53,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 10:29:53,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 10:29:53,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 10:29:53,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 10:29:53,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 10:29:53,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 10:29:53,301 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 10:29:53,302 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 10:29:53,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 10:29:53,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 10:29:53,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 10:29:53,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 10:29:53,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 10:29:53,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 10:29:53,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 10:29:53,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 10:29:53,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 10:29:53,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 10:29:53,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 10:29:53,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 10:29:53,316 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 10:29:53,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 10:29:53,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 10:29:53,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 10:29:53,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 10:29:53,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 10:29:53,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 10:29:53,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 10:29:53,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 10:29:53,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 10:29:53,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 10:29:53,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 10:29:53,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 10:29:53,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 10:29:53,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 10:29:53,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 10:29:53,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 10:29:53,326 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 [2019-09-17 10:29:53,340 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 10:29:53,340 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 10:29:53,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 10:29:53,342 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 10:29:53,342 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 10:29:53,342 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 10:29:53,342 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 10:29:53,343 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 10:29:53,343 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 10:29:53,343 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 10:29:53,343 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 10:29:53,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 10:29:53,344 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 10:29:53,344 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 10:29:53,344 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 10:29:53,344 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 10:29:53,344 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 10:29:53,345 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 10:29:53,345 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 10:29:53,345 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 10:29:53,345 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 10:29:53,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 10:29:53,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 10:29:53,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 10:29:53,346 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 10:29:53,346 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 10:29:53,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 10:29:53,347 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 10:29:53,347 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_DDA [2019-09-17 10:29:53,383 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 10:29:53,400 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 10:29:53,407 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 10:29:53,408 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 10:29:53,409 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 10:29:53,412 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product57.cil.c [2019-09-17 10:29:53,477 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ceca1537f/b98b3c27197d404aa6fe53cd33ce3ad1/FLAG6bcffd774 [2019-09-17 10:29:54,045 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 10:29:54,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product57.cil.c [2019-09-17 10:29:54,058 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ceca1537f/b98b3c27197d404aa6fe53cd33ce3ad1/FLAG6bcffd774 [2019-09-17 10:29:54,289 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ceca1537f/b98b3c27197d404aa6fe53cd33ce3ad1 [2019-09-17 10:29:54,299 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 10:29:54,300 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 10:29:54,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 10:29:54,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 10:29:54,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 10:29:54,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:29:54" (1/1) ... [2019-09-17 10:29:54,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7497e0d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:54, skipping insertion in model container [2019-09-17 10:29:54,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:29:54" (1/1) ... [2019-09-17 10:29:54,315 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 10:29:54,362 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 10:29:54,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:29:54,829 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 10:29:54,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:29:54,956 INFO L192 MainTranslator]: Completed translation [2019-09-17 10:29:54,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:54 WrapperNode [2019-09-17 10:29:54,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 10:29:54,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 10:29:54,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 10:29:54,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 10:29:54,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:54" (1/1) ... [2019-09-17 10:29:54,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:54" (1/1) ... [2019-09-17 10:29:54,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:54" (1/1) ... [2019-09-17 10:29:54,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:54" (1/1) ... [2019-09-17 10:29:55,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:54" (1/1) ... [2019-09-17 10:29:55,060 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:54" (1/1) ... [2019-09-17 10:29:55,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:54" (1/1) ... [2019-09-17 10:29:55,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 10:29:55,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 10:29:55,077 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 10:29:55,077 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 10:29:55,078 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:54" (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 [2019-09-17 10:29:55,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 10:29:55,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 10:29:55,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 10:29:55,138 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 10:29:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 10:29:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 10:29:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 10:29:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 10:29:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 10:29:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 10:29:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 10:29:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 10:29:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 10:29:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 10:29:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 10:29:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 10:29:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-17 10:29:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 10:29:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 10:29:55,143 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 10:29:55,143 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 10:29:55,143 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 10:29:55,143 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 10:29:55,143 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 10:29:55,143 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 10:29:55,144 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 10:29:55,144 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 10:29:55,144 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 10:29:55,144 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 10:29:55,144 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 10:29:55,144 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 10:29:55,145 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 10:29:55,145 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 10:29:55,145 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 10:29:55,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 10:29:55,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 10:29:55,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 10:29:55,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 10:29:55,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 10:29:55,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 10:29:55,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 10:29:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 10:29:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 10:29:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 10:29:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 10:29:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 10:29:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 10:29:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 10:29:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 10:29:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 10:29:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 10:29:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 10:29:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 10:29:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 10:29:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 10:29:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 10:29:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 10:29:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 10:29:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-17 10:29:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 10:29:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 10:29:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 10:29:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 10:29:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 10:29:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 10:29:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 10:29:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 10:29:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 10:29:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 10:29:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 10:29:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 10:29:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 10:29:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 10:29:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 10:29:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 10:29:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 10:29:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 10:29:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 10:29:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 10:29:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 10:29:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 10:29:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 10:29:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 10:29:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 10:29:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 10:29:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 10:29:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 10:29:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 10:29:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 10:29:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 10:29:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 10:29:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 10:29:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 10:29:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 10:29:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 10:29:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 10:29:56,747 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 10:29:56,748 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 10:29:56,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:29:56 BoogieIcfgContainer [2019-09-17 10:29:56,750 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 10:29:56,751 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 10:29:56,751 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 10:29:56,751 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 10:29:56,753 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:29:56" (1/1) ... [2019-09-17 10:29:56,754 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 10:29:56,794 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 10:29:56,794 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 10:29:56,807 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 10:29:56,824 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 10:29:56,826 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 10:30:21,280 WARN L191 SmtUtils]: Spent 14.80 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 10:30:22,860 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 10:30:26,884 WARN L191 SmtUtils]: Spent 4.02 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-17 10:30:27,145 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 10:30:27,156 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 112 for LOIs [2019-09-17 10:30:27,207 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 112 for LOIs [2019-09-17 10:30:27,213 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 112 for LOIs [2019-09-17 10:30:27,597 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:27,930 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:28,279 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:28,603 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:28,953 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:29,315 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:30,586 WARN L191 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2019-09-17 10:30:31,495 WARN L191 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2019-09-17 10:30:31,831 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:30:32,751 WARN L191 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2019-09-17 10:30:33,704 WARN L191 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2019-09-17 10:30:34,597 WARN L191 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2019-09-17 10:30:34,937 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:30:35,876 WARN L191 SmtUtils]: Spent 932.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2019-09-17 10:30:36,809 WARN L191 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2019-09-17 10:30:37,709 WARN L191 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2019-09-17 10:30:38,022 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:30:38,924 WARN L191 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2019-09-17 10:30:39,813 WARN L191 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2019-09-17 10:30:40,697 WARN L191 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2019-09-17 10:30:40,997 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:30:41,904 WARN L191 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 126 [2019-09-17 10:30:41,907 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 10:30:41,910 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 106 for LOIs [2019-09-17 10:30:42,134 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-17 10:30:42,785 WARN L191 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 100 [2019-09-17 10:30:42,999 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-17 10:30:43,001 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 100 for LOIs [2019-09-17 10:30:43,007 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 100 for LOIs [2019-09-17 10:30:43,229 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-17 10:30:43,229 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 10:30:43,230 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 10:30:43,231 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 379#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string35.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string11.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= |#t~string9.offset| 0) (<= |#t~string71.offset| 0) (<= |#t~string35.offset| 0) (<= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= 0 |#t~string15.offset|) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= |#t~string60.offset| 0) (<= |#t~string37.offset| 0) (<= 0 |#t~string72.offset|) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= 0 |#t~string13.offset|) (<= |#t~string62.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= 0 |#t~string71.offset|) (<= |#t~string23.offset| 0) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string29.offset| 0) (<= |#t~string72.offset| 0) (<= |#t~string19.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)) [2019-09-17 10:30:43,246 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 10:30:43,246 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 10:30:43,248 INFO L168 Benchmark]: Toolchain (without parser) took 48947.77 ms. Allocated memory was 132.6 MB in the beginning and 552.1 MB in the end (delta: 419.4 MB). Free memory was 86.9 MB in the beginning and 111.3 MB in the end (delta: -24.4 MB). Peak memory consumption was 395.0 MB. Max. memory is 7.1 GB. [2019-09-17 10:30:43,249 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 10:30:43,250 INFO L168 Benchmark]: CACSL2BoogieTranslator took 655.56 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 86.7 MB in the beginning and 162.9 MB in the end (delta: -76.3 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-09-17 10:30:43,251 INFO L168 Benchmark]: Boogie Preprocessor took 119.15 ms. Allocated memory is still 199.2 MB. Free memory was 162.9 MB in the beginning and 158.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-17 10:30:43,251 INFO L168 Benchmark]: RCFGBuilder took 1673.44 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 158.5 MB in the beginning and 139.5 MB in the end (delta: 19.0 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. [2019-09-17 10:30:43,252 INFO L168 Benchmark]: Sifa took 46495.63 ms. Allocated memory was 223.3 MB in the beginning and 552.1 MB in the end (delta: 328.7 MB). Free memory was 139.5 MB in the beginning and 111.3 MB in the end (delta: 28.2 MB). Peak memory consumption was 356.9 MB. Max. memory is 7.1 GB. [2019-09-17 10:30:43,256 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 655.56 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 86.7 MB in the beginning and 162.9 MB in the end (delta: -76.3 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.15 ms. Allocated memory is still 199.2 MB. Free memory was 162.9 MB in the beginning and 158.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1673.44 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 158.5 MB in the beginning and 139.5 MB in the end (delta: 19.0 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. * Sifa took 46495.63 ms. Allocated memory was 223.3 MB in the beginning and 552.1 MB in the end (delta: 328.7 MB). Free memory was 139.5 MB in the beginning and 111.3 MB in the end (delta: 28.2 MB). Peak memory consumption was 356.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 46438, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 241, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 163, TOOLS_POST_TIME[ms]: 30062, TOOLS_POST_CALL_APPLICATIONS: 70, TOOLS_POST_CALL_TIME[ms]: 113, TOOLS_POST_RETURN_APPLICATIONS: 63, TOOLS_POST_RETURN_TIME[ms]: 52, TOOLS_QUANTIFIERELIM_APPLICATIONS: 295, TOOLS_QUANTIFIERELIM_TIME[ms]: 30147, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29990, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 245, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 79, DOMAIN_JOIN_TIME[ms]: 15908, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 4, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 13, DOMAIN_ISBOTTOM_APPLICATIONS: 46, DOMAIN_ISBOTTOM_TIME[ms]: 134, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 12581, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12581, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 63, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30679, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30678, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 30, DAG_COMPRESSION_PROCESSED_NODES: 447, DAG_COMPRESSION_RETAINED_NODES: 209 - UnprovableResult [Line: 969]: 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 379#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string35.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string11.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= |#t~string9.offset| 0) (<= |#t~string71.offset| 0) (<= |#t~string35.offset| 0) (<= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= 0 |#t~string15.offset|) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= |#t~string60.offset| 0) (<= |#t~string37.offset| 0) (<= 0 |#t~string72.offset|) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= 0 |#t~string13.offset|) (<= |#t~string62.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= 0 |#t~string71.offset|) (<= |#t~string23.offset| 0) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string29.offset| 0) (<= |#t~string72.offset| 0) (<= |#t~string19.offset| 0) (<= |#t~string68.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...