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_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product52.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:36:00,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:36:00,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:36:00,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:36:00,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:36:00,226 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:36:00,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:36:00,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:36:00,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:36:00,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:36:00,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:36:00,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:36:00,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:36:00,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:36:00,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:36:00,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:36:00,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:36:00,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:36:00,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:36:00,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:36:00,243 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:36:00,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:36:00,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:36:00,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:36:00,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:36:00,248 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:36:00,248 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:36:00,249 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:36:00,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:36:00,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:36:00,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:36:00,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:36:00,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:36:00,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:36:00,254 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:36:00,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:36:00,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:36:00,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:36:00,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:36:00,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:36:00,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:36:00,258 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 [2019-09-21 08:36:00,271 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:36:00,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:36:00,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:36:00,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:36:00,273 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:36:00,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:36:00,274 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:36:00,274 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:36:00,274 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:36:00,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:36:00,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:36:00,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:36:00,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:36:00,275 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:36:00,275 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:36:00,275 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:36:00,275 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:36:00,276 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:36:00,276 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:36:00,276 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:36:00,276 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:36:00,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:36:00,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:36:00,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:36:00,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:36:00,277 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:36:00,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:36:00,278 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:36:00,278 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_QUICK [2019-09-21 08:36:00,318 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:36:00,331 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:36:00,335 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:36:00,337 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:36:00,337 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:36:00,338 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product52.cil.c [2019-09-21 08:36:00,406 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1544c7d12/0ef322d4099a4e19a9f82047e45e296a/FLAG07e9b27b1 [2019-09-21 08:36:00,909 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:36:00,910 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product52.cil.c [2019-09-21 08:36:00,939 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1544c7d12/0ef322d4099a4e19a9f82047e45e296a/FLAG07e9b27b1 [2019-09-21 08:36:01,217 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1544c7d12/0ef322d4099a4e19a9f82047e45e296a [2019-09-21 08:36:01,225 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:36:01,226 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:36:01,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:36:01,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:36:01,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:36:01,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:36:01" (1/1) ... [2019-09-21 08:36:01,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cd9bbc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:01, skipping insertion in model container [2019-09-21 08:36:01,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:36:01" (1/1) ... [2019-09-21 08:36:01,241 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:36:01,300 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:36:01,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:36:01,746 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:36:01,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:36:01,878 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:36:01,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:01 WrapperNode [2019-09-21 08:36:01,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:36:01,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:36:01,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:36:01,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:36:01,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:01" (1/1) ... [2019-09-21 08:36:01,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:01" (1/1) ... [2019-09-21 08:36:01,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:01" (1/1) ... [2019-09-21 08:36:01,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:01" (1/1) ... [2019-09-21 08:36:01,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:01" (1/1) ... [2019-09-21 08:36:01,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:01" (1/1) ... [2019-09-21 08:36:01,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:01" (1/1) ... [2019-09-21 08:36:01,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:36:01,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:36:01,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:36:01,968 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:36:01,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:01" (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 [2019-09-21 08:36:02,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:36:02,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:36:02,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:36:02,044 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:36:02,045 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:36:02,045 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:36:02,046 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:36:02,047 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:36:02,047 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:36:02,047 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:36:02,047 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:36:02,048 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:36:02,049 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:36:02,049 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:36:02,049 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:36:02,049 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:36:02,052 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:36:02,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:36:02,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:36:02,052 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:36:02,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:36:02,053 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:36:02,053 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:36:02,053 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:36:02,053 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:36:02,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:36:02,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:36:02,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:36:02,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:36:02,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:36:02,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:36:02,054 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:36:02,055 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:36:02,055 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:36:02,055 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:36:02,055 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:36:02,055 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:36:02,056 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:36:02,056 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:36:02,056 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:36:02,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:36:02,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-21 08:36:02,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:36:02,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:36:02,057 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:36:02,057 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:36:02,057 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:36:02,059 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:36:02,059 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:36:02,059 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:36:02,059 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:36:02,059 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:36:02,059 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:36:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:36:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:36:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:36:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:36:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:36:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:36:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:36:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:36:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-21 08:36:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:36:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:36:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:36:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:36:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:36:02,063 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:36:02,063 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:36:02,063 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:36:02,063 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:36:02,063 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:36:02,064 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:36:02,065 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:36:02,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:36:02,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:36:02,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:36:02,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:36:02,066 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:36:02,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:36:02,066 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:36:02,067 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:36:02,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:36:02,068 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:36:02,068 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:36:02,068 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:36:02,068 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:36:02,069 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:36:02,069 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:36:02,069 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:36:02,069 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:36:02,070 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:36:02,070 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:36:02,070 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:36:02,070 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:36:02,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:36:02,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:36:02,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:36:03,638 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:36:03,639 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:36:03,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:36:03 BoogieIcfgContainer [2019-09-21 08:36:03,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:36:03,641 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:36:03,641 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:36:03,642 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:36:03,643 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:36:03" (1/1) ... [2019-09-21 08:36:03,643 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:36:03,666 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:36:03,666 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:36:03,674 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:36:03,683 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:36:03,684 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:36:12,394 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:36:13,984 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:36:14,141 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:36:14,314 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:36:14,441 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:36:14,456 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-21 08:36:14,515 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-21 08:36:14,521 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-21 08:36:14,686 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:36:14,818 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:36:15,270 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:15,561 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:15,792 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:16,041 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:16,229 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:16,418 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:16,621 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:16,783 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:16,981 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:17,155 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:17,555 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:17,873 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:18,807 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2019-09-21 08:36:19,216 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:36:19,583 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2019-09-21 08:36:19,866 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:36:20,398 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 542 [2019-09-21 08:36:20,739 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 542 [2019-09-21 08:36:20,922 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2019-09-21 08:36:21,409 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:21,716 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:22,493 WARN L191 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:36:22,784 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:36:23,080 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:36:23,348 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:36:24,098 WARN L191 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 536 [2019-09-21 08:36:24,487 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 536 [2019-09-21 08:36:24,838 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 490 [2019-09-21 08:36:24,970 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 490 [2019-09-21 08:36:25,498 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:25,772 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:26,580 WARN L191 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:36:26,909 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:36:27,178 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:36:27,454 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:36:27,951 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 536 [2019-09-21 08:36:28,333 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 536 [2019-09-21 08:36:28,784 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:29,061 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:29,468 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:36:29,736 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:36:30,017 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:36:30,284 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:36:30,718 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 536 [2019-09-21 08:36:31,113 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 536 [2019-09-21 08:36:31,538 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:31,802 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:32,194 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:36:32,463 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:36:32,740 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:36:33,011 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:36:33,448 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 536 [2019-09-21 08:36:33,834 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 536 [2019-09-21 08:36:33,949 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-21 08:36:34,017 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-21 08:36:34,029 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 17 for LOIs [2019-09-21 08:36:34,031 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 27 for LOIs [2019-09-21 08:36:34,034 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:36:34,034 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:36:34,036 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 987#(and (or (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= 0 ~systemActive~0))) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-21 08:36:34,049 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:36:34,049 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:36:34,051 INFO L168 Benchmark]: Toolchain (without parser) took 32824.17 ms. Allocated memory was 131.6 MB in the beginning and 1.0 GB in the end (delta: 879.2 MB). Free memory was 86.2 MB in the beginning and 252.8 MB in the end (delta: -166.6 MB). Peak memory consumption was 712.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:34,052 INFO L168 Benchmark]: CDTParser took 1.23 ms. Allocated memory is still 131.6 MB. Free memory is still 105.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 08:36:34,053 INFO L168 Benchmark]: CACSL2BoogieTranslator took 651.91 ms. Allocated memory was 131.6 MB in the beginning and 199.2 MB in the end (delta: 67.6 MB). Free memory was 86.2 MB in the beginning and 164.3 MB in the end (delta: -78.2 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:34,054 INFO L168 Benchmark]: Boogie Preprocessor took 87.74 ms. Allocated memory is still 199.2 MB. Free memory was 164.3 MB in the beginning and 159.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:34,055 INFO L168 Benchmark]: RCFGBuilder took 1673.05 ms. Allocated memory was 199.2 MB in the beginning and 220.2 MB in the end (delta: 21.0 MB). Free memory was 159.2 MB in the beginning and 140.7 MB in the end (delta: 18.6 MB). Peak memory consumption was 92.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:34,056 INFO L168 Benchmark]: Sifa took 30408.11 ms. Allocated memory was 220.2 MB in the beginning and 1.0 GB in the end (delta: 790.6 MB). Free memory was 140.7 MB in the beginning and 252.8 MB in the end (delta: -112.1 MB). Peak memory consumption was 678.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:34,059 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23 ms. Allocated memory is still 131.6 MB. Free memory is still 105.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 651.91 ms. Allocated memory was 131.6 MB in the beginning and 199.2 MB in the end (delta: 67.6 MB). Free memory was 86.2 MB in the beginning and 164.3 MB in the end (delta: -78.2 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.74 ms. Allocated memory is still 199.2 MB. Free memory was 164.3 MB in the beginning and 159.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1673.05 ms. Allocated memory was 199.2 MB in the beginning and 220.2 MB in the end (delta: 21.0 MB). Free memory was 159.2 MB in the beginning and 140.7 MB in the end (delta: 18.6 MB). Peak memory consumption was 92.6 MB. Max. memory is 7.1 GB. * Sifa took 30408.11 ms. Allocated memory was 220.2 MB in the beginning and 1.0 GB in the end (delta: 790.6 MB). Free memory was 140.7 MB in the beginning and 252.8 MB in the end (delta: -112.1 MB). Peak memory consumption was 678.5 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]: 30370, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 468, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 304, TOOLS_POST_TIME[ms]: 10670, TOOLS_POST_CALL_APPLICATIONS: 137, TOOLS_POST_CALL_TIME[ms]: 470, TOOLS_POST_RETURN_APPLICATIONS: 128, TOOLS_POST_RETURN_TIME[ms]: 370, TOOLS_QUANTIFIERELIM_APPLICATIONS: 569, TOOLS_QUANTIFIERELIM_TIME[ms]: 11291, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10398, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 481, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 154, DOMAIN_JOIN_TIME[ms]: 17747, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 379, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13, DOMAIN_ISSUBSETEQ_TIME[ms]: 71, DOMAIN_ISBOTTOM_APPLICATIONS: 96, DOMAIN_ISBOTTOM_TIME[ms]: 477, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16292, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16291, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 13, CALL_SUMMARIZER_APPLICATIONS: 128, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10951, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10950, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 554, DAG_COMPRESSION_RETAINED_NODES: 279 - UnprovableResult [Line: 953]: 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 987#(and (or (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= 0 ~systemActive~0))) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...