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 ExplicitValueDomain --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_spec1_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 18:36:38,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 18:36:38,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 18:36:38,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 18:36:38,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 18:36:38,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 18:36:38,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 18:36:38,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 18:36:38,204 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 18:36:38,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 18:36:38,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 18:36:38,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 18:36:38,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 18:36:38,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 18:36:38,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 18:36:38,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 18:36:38,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 18:36:38,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 18:36:38,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 18:36:38,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 18:36:38,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 18:36:38,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 18:36:38,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 18:36:38,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 18:36:38,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 18:36:38,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 18:36:38,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 18:36:38,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 18:36:38,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 18:36:38,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 18:36:38,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 18:36:38,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 18:36:38,244 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 18:36:38,244 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 18:36:38,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 18:36:38,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 18:36:38,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 18:36:38,247 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 18:36:38,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 18:36:38,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 18:36:38,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 18:36:38,250 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 [2019-09-16 18:36:38,283 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 18:36:38,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 18:36:38,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 18:36:38,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 18:36:38,285 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 18:36:38,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 18:36:38,285 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 18:36:38,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 18:36:38,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 18:36:38,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 18:36:38,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 18:36:38,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 18:36:38,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 18:36:38,287 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 18:36:38,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 18:36:38,287 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 18:36:38,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 18:36:38,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 18:36:38,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 18:36:38,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 18:36:38,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 18:36:38,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 18:36:38,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 18:36:38,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 18:36:38,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 18:36:38,289 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 18:36:38,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 18:36:38,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 18:36:38,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 [2019-09-16 18:36:38,339 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 18:36:38,351 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 18:36:38,354 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 18:36:38,355 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 18:36:38,356 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 18:36:38,356 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product18.cil.c [2019-09-16 18:36:38,418 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/665ebfcc9/b83f926343884f249c664f476e54f9fa/FLAGbf21419fb [2019-09-16 18:36:38,901 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 18:36:38,902 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product18.cil.c [2019-09-16 18:36:38,914 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/665ebfcc9/b83f926343884f249c664f476e54f9fa/FLAGbf21419fb [2019-09-16 18:36:39,278 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/665ebfcc9/b83f926343884f249c664f476e54f9fa [2019-09-16 18:36:39,288 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 18:36:39,290 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 18:36:39,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 18:36:39,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 18:36:39,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 18:36:39,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:36:39" (1/1) ... [2019-09-16 18:36:39,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b3abfca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:36:39, skipping insertion in model container [2019-09-16 18:36:39,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:36:39" (1/1) ... [2019-09-16 18:36:39,306 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 18:36:39,376 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 18:36:39,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:36:39,812 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 18:36:39,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:36:39,980 INFO L192 MainTranslator]: Completed translation [2019-09-16 18:36:39,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:36:39 WrapperNode [2019-09-16 18:36:39,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 18:36:39,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 18:36:39,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 18:36:39,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 18:36:39,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:36:39" (1/1) ... [2019-09-16 18:36:39,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:36:39" (1/1) ... [2019-09-16 18:36:40,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:36:39" (1/1) ... [2019-09-16 18:36:40,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:36:39" (1/1) ... [2019-09-16 18:36:40,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:36:39" (1/1) ... [2019-09-16 18:36:40,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:36:39" (1/1) ... [2019-09-16 18:36:40,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:36:39" (1/1) ... [2019-09-16 18:36:40,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 18:36:40,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 18:36:40,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 18:36:40,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 18:36:40,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:36:39" (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 [2019-09-16 18:36:40,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 18:36:40,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 18:36:40,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 18:36:40,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-16 18:36:40,125 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 18:36:40,125 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 18:36:40,126 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 18:36:40,126 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 18:36:40,126 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 18:36:40,127 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 18:36:40,127 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 18:36:40,127 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 18:36:40,127 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 18:36:40,128 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 18:36:40,128 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 18:36:40,128 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 18:36:40,128 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 18:36:40,128 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 18:36:40,128 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 18:36:40,129 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 18:36:40,129 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 18:36:40,129 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 18:36:40,129 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-16 18:36:40,129 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 18:36:40,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 18:36:40,130 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 18:36:40,130 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 18:36:40,130 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 18:36:40,130 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 18:36:40,130 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 18:36:40,130 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 18:36:40,130 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 18:36:40,131 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 18:36:40,131 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 18:36:40,131 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 18:36:40,131 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 18:36:40,131 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 18:36:40,131 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 18:36:40,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 18:36:40,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 18:36:40,132 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 18:36:40,132 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 18:36:40,132 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 18:36:40,132 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 18:36:40,132 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-16 18:36:40,132 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 18:36:40,132 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 18:36:40,132 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 18:36:40,133 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 18:36:40,133 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 18:36:40,133 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 18:36:40,133 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 18:36:40,133 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 18:36:40,133 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 18:36:40,134 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 18:36:40,134 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 18:36:40,134 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 18:36:40,134 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 18:36:40,134 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 18:36:40,134 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 18:36:40,135 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 18:36:40,135 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 18:36:40,135 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 18:36:40,135 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 18:36:40,135 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-16 18:36:40,135 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 18:36:40,135 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 18:36:40,136 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 18:36:40,136 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 18:36:40,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 18:36:40,136 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 18:36:40,136 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 18:36:40,136 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 18:36:40,137 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 18:36:40,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 18:36:40,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 18:36:40,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 18:36:40,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 18:36:40,137 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 18:36:40,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 18:36:40,138 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 18:36:40,138 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 18:36:40,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 18:36:40,138 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 18:36:40,138 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 18:36:40,138 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 18:36:40,138 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 18:36:40,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 18:36:40,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 18:36:40,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 18:36:41,568 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 18:36:41,568 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 18:36:41,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:36:41 BoogieIcfgContainer [2019-09-16 18:36:41,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 18:36:41,570 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 18:36:41,570 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 18:36:41,571 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 18:36:41,572 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:36:41" (1/1) ... [2019-09-16 18:36:41,573 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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 [2019-09-16 18:36:41,598 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 18:36:41,598 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 18:36:41,607 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 18:36:41,617 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 18:36:41,619 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 18:37:03,036 WARN L191 SmtUtils]: Spent 12.65 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 18:37:04,771 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 18:37:08,836 WARN L191 SmtUtils]: Spent 4.06 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-16 18:37:10,564 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 18:37:12,276 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 18:37:12,292 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-16 18:37:12,357 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-16 18:37:12,362 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-16 18:37:24,178 WARN L191 SmtUtils]: Spent 11.60 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-16 18:37:29,832 WARN L191 SmtUtils]: Spent 5.65 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 18:37:41,261 WARN L191 SmtUtils]: Spent 11.43 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-16 18:37:46,886 WARN L191 SmtUtils]: Spent 5.62 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 18:38:01,789 WARN L191 SmtUtils]: Spent 14.85 s on a formula simplification. DAG size of input: 462 DAG size of output: 461 [2019-09-16 18:38:02,322 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-16 18:38:17,179 WARN L191 SmtUtils]: Spent 14.86 s on a formula simplification. DAG size of input: 462 DAG size of output: 461 [2019-09-16 18:38:17,377 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-16 18:38:17,730 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-16 18:38:18,001 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 74 [2019-09-16 18:38:18,322 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 74 [2019-09-16 18:38:18,759 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 74 [2019-09-16 18:38:19,079 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 74 [2019-09-16 18:38:19,469 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 74 [2019-09-16 18:38:19,818 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 74 [2019-09-16 18:38:20,184 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 74 [2019-09-16 18:38:20,499 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 467 DAG size of output: 74 [2019-09-16 18:38:20,858 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 74 [2019-09-16 18:38:21,180 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 74 [2019-09-16 18:38:22,562 WARN L191 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2019-09-16 18:38:22,928 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-16 18:38:23,705 WARN L191 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2019-09-16 18:38:24,075 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-16 18:38:25,078 WARN L191 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 111 [2019-09-16 18:38:25,612 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 18:38:26,601 WARN L191 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 111 [2019-09-16 18:38:26,708 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-16 18:38:27,155 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 18:38:27,955 WARN L191 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 97 [2019-09-16 18:38:28,484 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-16 18:38:29,274 WARN L191 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 97 [2019-09-16 18:38:29,383 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-16 18:38:29,835 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-16 18:38:30,327 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-16 18:38:30,609 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-16 18:38:30,885 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-16 18:38:31,165 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-16 18:38:31,674 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 90 [2019-09-16 18:38:31,791 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-16 18:38:32,572 WARN L191 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2019-09-16 18:38:32,937 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-16 18:38:33,701 WARN L191 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2019-09-16 18:38:34,062 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-16 18:38:35,087 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 112 DAG size of output: 111 [2019-09-16 18:38:35,631 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 18:38:36,618 WARN L191 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 111 [2019-09-16 18:38:37,156 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 18:38:37,954 WARN L191 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 97 [2019-09-16 18:38:38,482 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-16 18:38:39,270 WARN L191 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 97 [2019-09-16 18:38:39,801 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-16 18:38:40,279 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-16 18:38:40,563 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-16 18:38:40,843 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-16 18:38:41,122 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-16 18:38:41,135 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-16 18:38:41,137 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 69 for LOIs [2019-09-16 18:38:41,621 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 75 [2019-09-16 18:38:41,856 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-16 18:38:42,325 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 76 [2019-09-16 18:38:42,555 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-16 18:38:42,952 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-16 18:38:43,102 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-16 18:38:43,105 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-16 18:38:43,124 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 18:38:43,125 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 18:38:43,127 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 401#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-16 18:38:43,138 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 18:38:43,139 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 18:38:43,140 INFO L168 Benchmark]: Toolchain (without parser) took 123850.31 ms. Allocated memory was 131.6 MB in the beginning and 228.1 MB in the end (delta: 96.5 MB). Free memory was 86.7 MB in the beginning and 80.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 102.3 MB. Max. memory is 7.1 GB. [2019-09-16 18:38:43,141 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 18:38:43,142 INFO L168 Benchmark]: CACSL2BoogieTranslator took 689.73 ms. Allocated memory was 131.6 MB in the beginning and 197.7 MB in the end (delta: 66.1 MB). Free memory was 86.5 MB in the beginning and 161.0 MB in the end (delta: -74.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-09-16 18:38:43,143 INFO L168 Benchmark]: Boogie Preprocessor took 83.70 ms. Allocated memory is still 197.7 MB. Free memory was 161.0 MB in the beginning and 157.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-16 18:38:43,146 INFO L168 Benchmark]: RCFGBuilder took 1504.86 ms. Allocated memory was 197.7 MB in the beginning and 219.2 MB in the end (delta: 21.5 MB). Free memory was 157.0 MB in the beginning and 144.9 MB in the end (delta: 12.2 MB). Peak memory consumption was 91.6 MB. Max. memory is 7.1 GB. [2019-09-16 18:38:43,146 INFO L168 Benchmark]: Sifa took 121568.50 ms. Allocated memory was 219.2 MB in the beginning and 228.1 MB in the end (delta: 8.9 MB). Free memory was 144.9 MB in the beginning and 80.9 MB in the end (delta: 64.0 MB). Peak memory consumption was 72.9 MB. Max. memory is 7.1 GB. [2019-09-16 18:38:43,150 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 689.73 ms. Allocated memory was 131.6 MB in the beginning and 197.7 MB in the end (delta: 66.1 MB). Free memory was 86.5 MB in the beginning and 161.0 MB in the end (delta: -74.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.70 ms. Allocated memory is still 197.7 MB. Free memory was 161.0 MB in the beginning and 157.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1504.86 ms. Allocated memory was 197.7 MB in the beginning and 219.2 MB in the end (delta: 21.5 MB). Free memory was 157.0 MB in the beginning and 144.9 MB in the end (delta: 12.2 MB). Peak memory consumption was 91.6 MB. Max. memory is 7.1 GB. * Sifa took 121568.50 ms. Allocated memory was 219.2 MB in the beginning and 228.1 MB in the end (delta: 8.9 MB). Free memory was 144.9 MB in the beginning and 80.9 MB in the end (delta: 64.0 MB). Peak memory consumption was 72.9 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]: 121529, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 190, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 127, TOOLS_POST_TIME[ms]: 27239, TOOLS_POST_CALL_APPLICATIONS: 52, TOOLS_POST_CALL_TIME[ms]: 111, TOOLS_POST_RETURN_APPLICATIONS: 45, TOOLS_POST_RETURN_TIME[ms]: 64, TOOLS_QUANTIFIERELIM_APPLICATIONS: 223, TOOLS_QUANTIFIERELIM_TIME[ms]: 27320, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27159, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 192, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 71, DOMAIN_JOIN_TIME[ms]: 93534, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 4, DOMAIN_ISBOTTOM_APPLICATIONS: 47, DOMAIN_ISBOTTOM_TIME[ms]: 442, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 19232, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 19231, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 45, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 31380, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 31379, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 26, DAG_COMPRESSION_PROCESSED_NODES: 492, DAG_COMPRESSION_RETAINED_NODES: 200 - UnprovableResult [Line: 811]: 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 401#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...