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_spec3_product41.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:51:13,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:51:13,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:51:13,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:51:13,071 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:51:13,073 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:51:13,075 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:51:13,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:51:13,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:51:13,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:51:13,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:51:13,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:51:13,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:51:13,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:51:13,098 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:51:13,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:51:13,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:51:13,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:51:13,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:51:13,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:51:13,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:51:13,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:51:13,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:51:13,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:51:13,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:51:13,119 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:51:13,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:51:13,121 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:51:13,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:51:13,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:51:13,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:51:13,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:51:13,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:51:13,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:51:13,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:51:13,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:51:13,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:51:13,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:51:13,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:51:13,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:51:13,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:51:13,131 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 02:51:13,159 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:51:13,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:51:13,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:51:13,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:51:13,161 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:51:13,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:51:13,162 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:51:13,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:51:13,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:51:13,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:51:13,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:51:13,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:51:13,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:51:13,163 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:51:13,163 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:51:13,164 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:51:13,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:51:13,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:51:13,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:51:13,164 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:51:13,165 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:51:13,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:51:13,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:51:13,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:51:13,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:51:13,166 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:51:13,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:51:13,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:51:13,166 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 02:51:13,451 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:51:13,465 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:51:13,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:51:13,470 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:51:13,471 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:51:13,471 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product41.cil.c [2019-10-14 02:51:13,536 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3c884ed5/0f2ceeb9b8884f45b24293b7b61eab0c/FLAGb50dd83bd [2019-10-14 02:51:14,084 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:51:14,084 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product41.cil.c [2019-10-14 02:51:14,098 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3c884ed5/0f2ceeb9b8884f45b24293b7b61eab0c/FLAGb50dd83bd [2019-10-14 02:51:14,375 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3c884ed5/0f2ceeb9b8884f45b24293b7b61eab0c [2019-10-14 02:51:14,385 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:51:14,386 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:51:14,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:51:14,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:51:14,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:51:14,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:51:14" (1/1) ... [2019-10-14 02:51:14,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@507cfa22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:51:14, skipping insertion in model container [2019-10-14 02:51:14,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:51:14" (1/1) ... [2019-10-14 02:51:14,404 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:51:14,466 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:51:14,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:51:14,898 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:51:14,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:51:15,023 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:51:15,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:51:15 WrapperNode [2019-10-14 02:51:15,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:51:15,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:51:15,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:51:15,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:51:15,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:51:15" (1/1) ... [2019-10-14 02:51:15,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:51:15" (1/1) ... [2019-10-14 02:51:15,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:51:15" (1/1) ... [2019-10-14 02:51:15,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:51:15" (1/1) ... [2019-10-14 02:51:15,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:51:15" (1/1) ... [2019-10-14 02:51:15,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:51:15" (1/1) ... [2019-10-14 02:51:15,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:51:15" (1/1) ... [2019-10-14 02:51:15,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:51:15,120 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:51:15,120 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:51:15,120 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:51:15,121 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:51:15" (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 02:51:15,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:51:15,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:51:15,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 02:51:15,184 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 02:51:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 02:51:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 02:51:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 02:51:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 02:51:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-14 02:51:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 02:51:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-10-14 02:51:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 02:51:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 02:51:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 02:51:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 02:51:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 02:51:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-14 02:51:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 02:51:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-10-14 02:51:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 02:51:15,187 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 02:51:15,188 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 02:51:15,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 02:51:15,188 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 02:51:15,188 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 02:51:15,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-14 02:51:15,189 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 02:51:15,189 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 02:51:15,189 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 02:51:15,189 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 02:51:15,189 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:51:15,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 02:51:15,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 02:51:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 02:51:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 02:51:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 02:51:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 02:51:15,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 02:51:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:51:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:51:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 02:51:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 02:51:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 02:51:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 02:51:15,191 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 02:51:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 02:51:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 02:51:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 02:51:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-14 02:51:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 02:51:15,192 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 02:51:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 02:51:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 02:51:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 02:51:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-10-14 02:51:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 02:51:15,193 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-14 02:51:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-14 02:51:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-10-14 02:51:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 02:51:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:51:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 02:51:15,194 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 02:51:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 02:51:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 02:51:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 02:51:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 02:51:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 02:51:15,195 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 02:51:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 02:51:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:51:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 02:51:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 02:51:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 02:51:15,196 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 02:51:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 02:51:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 02:51:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:51:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 02:51:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 02:51:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:51:15,197 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 02:51:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 02:51:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:51:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 02:51:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 02:51:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 02:51:15,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:51:15,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 02:51:15,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:51:16,630 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:51:16,631 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 02:51:16,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:51:16 BoogieIcfgContainer [2019-10-14 02:51:16,633 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:51:16,634 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:51:16,634 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:51:16,635 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:51:16,636 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:51:16" (1/1) ... [2019-10-14 02:51:16,636 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 02:51:16,671 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:51:16,671 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:51:16,686 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:51:16,703 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:51:16,705 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:51:26,920 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-14 02:51:28,783 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-14 02:51:28,920 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:51:29,043 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:51:29,180 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:51:29,431 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-14 02:51:29,459 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-14 02:51:29,536 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-14 02:51:29,544 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-14 02:51:29,777 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-14 02:51:29,973 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-14 02:51:30,599 WARN L191 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:51:30,816 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-10-14 02:51:31,237 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-10-14 02:51:31,415 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 175 [2019-10-14 02:51:31,637 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-10-14 02:51:32,375 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 163 [2019-10-14 02:51:32,626 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 163 [2019-10-14 02:51:32,865 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-10-14 02:51:33,180 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-10-14 02:51:33,416 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-14 02:51:33,427 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-10-14 02:51:33,576 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-10-14 02:51:33,871 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-10-14 02:51:34,110 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 130 for LOIs [2019-10-14 02:51:34,149 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 144 for LOIs [2019-10-14 02:51:34,284 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:51:34,284 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:51:34,288 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 507#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (= |#t~string61.offset| 0) (<= 0 |#t~string35.offset|) (<= ~waterLevel~0 2) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (= |#t~string15.offset| 0) (<= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string9.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (<= |#t~string57.offset| 0) (<= ~pumpRunning~0 0) (<= 0 ~head~0.base) (= |#t~string13.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (= |#t~string29.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string15.offset|) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 0) (<= 0 ~pumpRunning~0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (= 2 ~waterLevel~0) (<= 1 ~systemActive~0) (<= 0 |#t~string71.offset|) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (<= |#t~string68.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (= ~pumpRunning~0 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|) (<= |#t~string31.offset| 0) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string11.offset|) (<= |#t~string70.offset| 0) (<= 0 |#t~string59.offset|) (= 0 ~methaneLevelCritical~0) (<= 0 |#t~string69.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (<= |#t~string71.offset| 0) (<= |#t~string35.offset| 0) (= |#t~string11.offset| 0) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= 2 ~waterLevel~0) (<= 0 |#t~string7.offset|) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (= ~systemActive~0 1) (= |#t~string58.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string37.offset| 0) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string29.offset|) (<= 0 |#t~string13.offset|) (<= 0 |#t~string5.offset|) (<= |#t~string62.offset| 0) (<= |#t~string5.offset| 0) (<= 0 |#t~string37.offset|) (<= 0 |#t~string66.offset|) (<= 0 |#t~string31.offset|) (= |#t~string60.offset| 0) (= |#t~string37.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string19.offset| 0) (= |#t~string17.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)) [2019-10-14 02:51:34,311 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 02:51:34,312 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:51:34,319 INFO L168 Benchmark]: Toolchain (without parser) took 19932.54 ms. Allocated memory was 142.6 MB in the beginning and 475.5 MB in the end (delta: 332.9 MB). Free memory was 100.7 MB in the beginning and 210.7 MB in the end (delta: -110.0 MB). Peak memory consumption was 223.0 MB. Max. memory is 7.1 GB. [2019-10-14 02:51:34,322 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 142.6 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-14 02:51:34,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.81 ms. Allocated memory was 142.6 MB in the beginning and 202.9 MB in the end (delta: 60.3 MB). Free memory was 100.5 MB in the beginning and 169.2 MB in the end (delta: -68.6 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2019-10-14 02:51:34,332 INFO L168 Benchmark]: Boogie Preprocessor took 95.30 ms. Allocated memory is still 202.9 MB. Free memory was 169.2 MB in the beginning and 164.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-14 02:51:34,334 INFO L168 Benchmark]: RCFGBuilder took 1513.38 ms. Allocated memory was 202.9 MB in the beginning and 234.4 MB in the end (delta: 31.5 MB). Free memory was 164.9 MB in the beginning and 149.0 MB in the end (delta: 16.0 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. [2019-10-14 02:51:34,335 INFO L168 Benchmark]: Sifa took 17682.81 ms. Allocated memory was 234.4 MB in the beginning and 475.5 MB in the end (delta: 241.2 MB). Free memory was 149.0 MB in the beginning and 210.7 MB in the end (delta: -61.7 MB). Peak memory consumption was 179.4 MB. Max. memory is 7.1 GB. [2019-10-14 02:51:34,347 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 142.6 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 636.81 ms. Allocated memory was 142.6 MB in the beginning and 202.9 MB in the end (delta: 60.3 MB). Free memory was 100.5 MB in the beginning and 169.2 MB in the end (delta: -68.6 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.30 ms. Allocated memory is still 202.9 MB. Free memory was 169.2 MB in the beginning and 164.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1513.38 ms. Allocated memory was 202.9 MB in the beginning and 234.4 MB in the end (delta: 31.5 MB). Free memory was 164.9 MB in the beginning and 149.0 MB in the end (delta: 16.0 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. * Sifa took 17682.81 ms. Allocated memory was 234.4 MB in the beginning and 475.5 MB in the end (delta: 241.2 MB). Free memory was 149.0 MB in the beginning and 210.7 MB in the end (delta: -61.7 MB). Peak memory consumption was 179.4 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]: 17617, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 176, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 115, TOOLS_POST_TIME[ms]: 12181, TOOLS_POST_CALL_APPLICATIONS: 52, TOOLS_POST_CALL_TIME[ms]: 163, TOOLS_POST_RETURN_APPLICATIONS: 45, TOOLS_POST_RETURN_TIME[ms]: 77, TOOLS_QUANTIFIERELIM_APPLICATIONS: 211, TOOLS_QUANTIFIERELIM_TIME[ms]: 12315, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12114, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 178, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 54, DOMAIN_JOIN_TIME[ms]: 4635, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 264, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 17, DOMAIN_ISBOTTOM_APPLICATIONS: 30, DOMAIN_ISBOTTOM_TIME[ms]: 91, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2254, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2254, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 45, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12861, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12860, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 358, DAG_COMPRESSION_RETAINED_NODES: 195 - UnprovableResult [Line: 922]: 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 507#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (= |#t~string61.offset| 0) (<= 0 |#t~string35.offset|) (<= ~waterLevel~0 2) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (= |#t~string15.offset| 0) (<= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string9.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (<= |#t~string57.offset| 0) (<= ~pumpRunning~0 0) (<= 0 ~head~0.base) (= |#t~string13.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (= |#t~string29.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string15.offset|) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 0) (<= 0 ~pumpRunning~0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (= 2 ~waterLevel~0) (<= 1 ~systemActive~0) (<= 0 |#t~string71.offset|) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (<= |#t~string68.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (= ~pumpRunning~0 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|) (<= |#t~string31.offset| 0) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string11.offset|) (<= |#t~string70.offset| 0) (<= 0 |#t~string59.offset|) (= 0 ~methaneLevelCritical~0) (<= 0 |#t~string69.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (<= |#t~string71.offset| 0) (<= |#t~string35.offset| 0) (= |#t~string11.offset| 0) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= 2 ~waterLevel~0) (<= 0 |#t~string7.offset|) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (= ~systemActive~0 1) (= |#t~string58.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string37.offset| 0) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string29.offset|) (<= 0 |#t~string13.offset|) (<= 0 |#t~string5.offset|) (<= |#t~string62.offset| 0) (<= |#t~string5.offset| 0) (<= 0 |#t~string37.offset|) (<= 0 |#t~string66.offset|) (<= 0 |#t~string31.offset|) (= |#t~string60.offset| 0) (= |#t~string37.offset| 0) (<= |#t~string29.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...