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_spec5_product41.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:54:57,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:54:57,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:54:57,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:54:57,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:54:57,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:54:57,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:54:57,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:54:57,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:54:57,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:54:57,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:54:57,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:54:57,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:54:57,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:54:57,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:54:57,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:54:57,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:54:57,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:54:57,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:54:57,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:54:57,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:54:57,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:54:57,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:54:57,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:54:57,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:54:57,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:54:57,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:54:57,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:54:57,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:54:57,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:54:57,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:54:57,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:54:57,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:54:57,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:54:57,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:54:57,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:54:57,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:54:57,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:54:57,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:54:57,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:54:57,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:54:57,146 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 02:54:57,167 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:54:57,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:54:57,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:54:57,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:54:57,170 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:54:57,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:54:57,171 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:54:57,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:54:57,171 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:54:57,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:54:57,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:54:57,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:54:57,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:54:57,172 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:54:57,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:54:57,172 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:54:57,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:54:57,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:54:57,173 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:54:57,173 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:54:57,173 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:54:57,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:54:57,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:54:57,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:54:57,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:54:57,174 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:54:57,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:54:57,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:54:57,175 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 02:54:57,457 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:54:57,470 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:54:57,473 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:54:57,475 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:54:57,475 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:54:57,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product41.cil.c [2019-10-14 02:54:57,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf2a369bc/cdc70e01bf5c4b009284e0ef456ec9c3/FLAG625453716 [2019-10-14 02:54:58,095 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:54:58,100 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product41.cil.c [2019-10-14 02:54:58,119 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf2a369bc/cdc70e01bf5c4b009284e0ef456ec9c3/FLAG625453716 [2019-10-14 02:54:58,381 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf2a369bc/cdc70e01bf5c4b009284e0ef456ec9c3 [2019-10-14 02:54:58,393 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:54:58,395 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:54:58,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:54:58,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:54:58,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:54:58,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:54:58" (1/1) ... [2019-10-14 02:54:58,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40ae5ff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:54:58, skipping insertion in model container [2019-10-14 02:54:58,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:54:58" (1/1) ... [2019-10-14 02:54:58,412 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:54:58,463 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:54:58,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:54:58,945 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:54:59,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:54:59,056 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:54:59,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:54:59 WrapperNode [2019-10-14 02:54:59,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:54:59,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:54:59,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:54:59,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:54:59,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:54:59" (1/1) ... [2019-10-14 02:54:59,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:54:59" (1/1) ... [2019-10-14 02:54:59,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:54:59" (1/1) ... [2019-10-14 02:54:59,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:54:59" (1/1) ... [2019-10-14 02:54:59,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:54:59" (1/1) ... [2019-10-14 02:54:59,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:54:59" (1/1) ... [2019-10-14 02:54:59,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:54:59" (1/1) ... [2019-10-14 02:54:59,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:54:59,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:54:59,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:54:59,171 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:54:59,172 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:54:59" (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 02:54:59,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:54:59,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:54:59,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 02:54:59,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-14 02:54:59,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-14 02:54:59,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-14 02:54:59,230 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 02:54:59,230 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 02:54:59,230 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 02:54:59,231 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 02:54:59,231 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 02:54:59,231 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 02:54:59,231 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-14 02:54:59,231 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 02:54:59,231 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 02:54:59,232 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 02:54:59,232 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 02:54:59,232 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:54:59,232 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 02:54:59,232 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-14 02:54:59,233 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 02:54:59,233 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-10-14 02:54:59,233 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 02:54:59,233 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 02:54:59,233 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 02:54:59,233 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 02:54:59,234 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 02:54:59,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-14 02:54:59,234 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 02:54:59,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 02:54:59,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 02:54:59,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 02:54:59,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 02:54:59,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 02:54:59,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 02:54:59,235 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 02:54:59,235 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 02:54:59,235 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 02:54:59,236 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 02:54:59,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 02:54:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:54:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:54:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 02:54:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 02:54:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 02:54:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 02:54:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-14 02:54:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-14 02:54:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-14 02:54:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 02:54:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 02:54:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 02:54:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 02:54:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 02:54:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-14 02:54:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:54:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 02:54:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 02:54:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 02:54:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 02:54:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 02:54:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 02:54:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 02:54:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 02:54:59,240 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 02:54:59,240 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 02:54:59,240 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:54:59,240 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 02:54:59,240 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 02:54:59,240 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 02:54:59,241 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-14 02:54:59,241 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-14 02:54:59,241 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-10-14 02:54:59,241 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 02:54:59,241 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 02:54:59,241 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 02:54:59,241 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 02:54:59,242 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 02:54:59,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 02:54:59,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 02:54:59,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:54:59,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 02:54:59,242 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 02:54:59,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:54:59,243 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 02:54:59,243 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 02:54:59,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:54:59,243 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 02:54:59,243 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 02:54:59,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 02:54:59,244 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 02:54:59,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:54:59,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 02:54:59,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:55:00,889 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:55:00,890 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 02:55:00,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:55:00 BoogieIcfgContainer [2019-10-14 02:55:00,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:55:00,892 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:55:00,892 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:55:00,892 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:55:00,893 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:55:00" (1/1) ... [2019-10-14 02:55:00,894 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 02:55:00,923 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:55:00,923 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:55:00,931 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:55:00,940 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:55:00,942 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:55:11,212 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-14 02:55:12,998 WARN L191 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-14 02:55:13,159 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-14 02:55:13,310 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-14 02:55:13,451 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-14 02:55:13,739 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-14 02:55:13,777 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 548 for LOIs [2019-10-14 02:55:13,854 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 546 for LOIs [2019-10-14 02:55:13,873 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 546 for LOIs [2019-10-14 02:55:14,104 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-10-14 02:55:14,288 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-10-14 02:55:14,885 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-10-14 02:55:15,364 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-10-14 02:55:15,941 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 193 [2019-10-14 02:55:16,490 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-10-14 02:55:16,819 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-10-14 02:55:19,288 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-14 02:55:19,290 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 152 for LOIs [2019-10-14 02:55:19,629 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 137 for LOIs [2019-10-14 02:55:19,638 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 151 for LOIs [2019-10-14 02:55:19,731 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:55:19,732 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:55:19,734 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 643#(and (<= |#t~string58.offset| 0) (= |#t~string61.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (= |#t~string32.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string60.offset|) (<= 0 ~switchedOnBeforeTS~0) (= |#NULL.base| 0) (<= |#t~string24.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string26.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string10.offset|) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string18.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (= |#t~string26.offset| 0) (= |#t~string8.offset| 0) (= |#t~string20.offset| 0) (= |#t~string56.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string4.offset| 0) (= |#t~string57.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string67.offset| 0) (<= 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) (<= |#NULL.base| 0) (= |#t~string18.offset| 0) (<= 1 ~systemActive~0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (= |#t~string70.offset| 0) (not (= 2 ~waterLevel~0)) (<= |#t~string68.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (<= |#t~string26.offset| 0) (<= |#t~string8.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#t~string70.offset|) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= 0 |#t~string32.offset|) (= |#t~string12.offset| 0) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string18.offset|) (= |#t~string30.offset| 0) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (= |#t~string65.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= |#t~string6.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string24.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (= ~systemActive~0 1) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (= |#t~string60.offset| 0) (<= 0 |#t~string12.offset|) (= |#t~string22.offset| 0) (= |#t~string6.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)) [2019-10-14 02:55:19,751 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 02:55:19,752 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:55:19,753 INFO L168 Benchmark]: Toolchain (without parser) took 21359.01 ms. Allocated memory was 136.8 MB in the beginning and 616.0 MB in the end (delta: 479.2 MB). Free memory was 99.2 MB in the beginning and 323.9 MB in the end (delta: -224.7 MB). Peak memory consumption was 254.5 MB. Max. memory is 7.1 GB. [2019-10-14 02:55:19,755 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 136.8 MB. Free memory is still 118.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-14 02:55:19,760 INFO L168 Benchmark]: CACSL2BoogieTranslator took 661.34 ms. Allocated memory was 136.8 MB in the beginning and 200.3 MB in the end (delta: 63.4 MB). Free memory was 98.8 MB in the beginning and 166.8 MB in the end (delta: -68.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2019-10-14 02:55:19,766 INFO L168 Benchmark]: Boogie Preprocessor took 111.55 ms. Allocated memory is still 200.3 MB. Free memory was 166.8 MB in the beginning and 160.8 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2019-10-14 02:55:19,769 INFO L168 Benchmark]: RCFGBuilder took 1720.81 ms. Allocated memory was 200.3 MB in the beginning and 230.2 MB in the end (delta: 29.9 MB). Free memory was 160.8 MB in the beginning and 144.8 MB in the end (delta: 16.0 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. [2019-10-14 02:55:19,770 INFO L168 Benchmark]: Sifa took 18859.94 ms. Allocated memory was 230.2 MB in the beginning and 616.0 MB in the end (delta: 385.9 MB). Free memory was 144.8 MB in the beginning and 323.9 MB in the end (delta: -179.0 MB). Peak memory consumption was 206.8 MB. Max. memory is 7.1 GB. [2019-10-14 02:55:19,776 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 136.8 MB. Free memory is still 118.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 661.34 ms. Allocated memory was 136.8 MB in the beginning and 200.3 MB in the end (delta: 63.4 MB). Free memory was 98.8 MB in the beginning and 166.8 MB in the end (delta: -68.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.55 ms. Allocated memory is still 200.3 MB. Free memory was 166.8 MB in the beginning and 160.8 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1720.81 ms. Allocated memory was 200.3 MB in the beginning and 230.2 MB in the end (delta: 29.9 MB). Free memory was 160.8 MB in the beginning and 144.8 MB in the end (delta: 16.0 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. * Sifa took 18859.94 ms. Allocated memory was 230.2 MB in the beginning and 616.0 MB in the end (delta: 385.9 MB). Free memory was 144.8 MB in the beginning and 323.9 MB in the end (delta: -179.0 MB). Peak memory consumption was 206.8 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]: 18812, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 197, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 131, TOOLS_POST_TIME[ms]: 12225, TOOLS_POST_CALL_APPLICATIONS: 58, TOOLS_POST_CALL_TIME[ms]: 187, TOOLS_POST_RETURN_APPLICATIONS: 51, TOOLS_POST_RETURN_TIME[ms]: 100, TOOLS_QUANTIFIERELIM_APPLICATIONS: 239, TOOLS_QUANTIFIERELIM_TIME[ms]: 12391, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12142, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 201, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 66, DOMAIN_JOIN_TIME[ms]: 5526, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 489, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 17, DOMAIN_ISBOTTOM_APPLICATIONS: 34, DOMAIN_ISBOTTOM_TIME[ms]: 117, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3342, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3342, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 51, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12984, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12983, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 362, DAG_COMPRESSION_RETAINED_NODES: 196 - UnprovableResult [Line: 940]: 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 643#(and (<= |#t~string58.offset| 0) (= |#t~string61.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (= |#t~string32.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string60.offset|) (<= 0 ~switchedOnBeforeTS~0) (= |#NULL.base| 0) (<= |#t~string24.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string26.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string10.offset|) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string18.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (= |#t~string26.offset| 0) (= |#t~string8.offset| 0) (= |#t~string20.offset| 0) (= |#t~string56.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string4.offset| 0) (= |#t~string57.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string67.offset| 0) (<= 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) (<= |#NULL.base| 0) (= |#t~string18.offset| 0) (<= 1 ~systemActive~0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (= |#t~string70.offset| 0) (not (= 2 ~waterLevel~0)) (<= |#t~string68.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (<= |#t~string26.offset| 0) (<= |#t~string8.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#t~string70.offset|) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= 0 |#t~string32.offset|) (= |#t~string12.offset| 0) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string18.offset|) (= |#t~string30.offset| 0) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (= |#t~string65.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= |#t~string6.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string24.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (= ~systemActive~0 1) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (= |#t~string60.offset| 0) (<= 0 |#t~string12.offset|) (= |#t~string22.offset| 0) (= |#t~string6.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...