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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 03:46:00,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 03:46:00,238 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 03:46:00,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 03:46:00,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 03:46:00,252 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 03:46:00,253 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 03:46:00,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 03:46:00,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 03:46:00,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 03:46:00,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 03:46:00,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 03:46:00,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 03:46:00,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 03:46:00,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 03:46:00,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 03:46:00,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 03:46:00,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 03:46:00,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 03:46:00,267 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 03:46:00,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 03:46:00,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 03:46:00,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 03:46:00,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 03:46:00,274 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 03:46:00,274 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 03:46:00,274 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 03:46:00,275 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 03:46:00,275 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 03:46:00,276 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 03:46:00,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 03:46:00,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 03:46:00,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 03:46:00,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 03:46:00,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 03:46:00,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 03:46:00,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 03:46:00,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 03:46:00,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 03:46:00,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 03:46:00,282 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 03:46:00,283 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 [2019-09-18 03:46:00,297 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 03:46:00,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 03:46:00,298 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 03:46:00,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 03:46:00,299 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 03:46:00,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 03:46:00,299 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 03:46:00,299 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 03:46:00,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 03:46:00,300 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 03:46:00,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 03:46:00,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 03:46:00,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 03:46:00,301 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 03:46:00,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 03:46:00,301 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 03:46:00,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 03:46:00,301 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 03:46:00,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 03:46:00,302 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 03:46:00,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 03:46:00,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 03:46:00,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 03:46:00,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 03:46:00,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 03:46:00,303 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 03:46:00,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 03:46:00,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 03:46:00,303 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 -> SequenceOfStatements 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 [2019-09-18 03:46:00,353 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 03:46:00,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 03:46:00,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 03:46:00,368 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 03:46:00,368 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 03:46:00,369 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product63.cil.c [2019-09-18 03:46:00,427 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33d16e976/c6597e7cf068466e876f1408323b0677/FLAGf5fee92a1 [2019-09-18 03:46:00,954 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 03:46:00,958 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product63.cil.c [2019-09-18 03:46:00,984 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33d16e976/c6597e7cf068466e876f1408323b0677/FLAGf5fee92a1 [2019-09-18 03:46:01,241 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33d16e976/c6597e7cf068466e876f1408323b0677 [2019-09-18 03:46:01,250 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 03:46:01,251 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 03:46:01,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 03:46:01,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 03:46:01,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 03:46:01,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:46:01" (1/1) ... [2019-09-18 03:46:01,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@229fb034 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:46:01, skipping insertion in model container [2019-09-18 03:46:01,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:46:01" (1/1) ... [2019-09-18 03:46:01,267 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 03:46:01,321 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 03:46:01,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:46:01,763 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 03:46:01,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:46:01,953 INFO L192 MainTranslator]: Completed translation [2019-09-18 03:46:01,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:46:01 WrapperNode [2019-09-18 03:46:01,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 03:46:01,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 03:46:01,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 03:46:01,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 03:46:01,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:46:01" (1/1) ... [2019-09-18 03:46:01,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:46:01" (1/1) ... [2019-09-18 03:46:01,983 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:46:01" (1/1) ... [2019-09-18 03:46:01,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:46:01" (1/1) ... [2019-09-18 03:46:02,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:46:01" (1/1) ... [2019-09-18 03:46:02,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:46:01" (1/1) ... [2019-09-18 03:46:02,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:46:01" (1/1) ... [2019-09-18 03:46:02,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 03:46:02,061 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 03:46:02,061 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 03:46:02,061 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 03:46:02,064 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:46:01" (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 [2019-09-18 03:46:02,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 03:46:02,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 03:46:02,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 03:46:02,145 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 03:46:02,146 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 03:46:02,147 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 03:46:02,147 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 03:46:02,148 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 03:46:02,148 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 03:46:02,148 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 03:46:02,149 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 03:46:02,149 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 03:46:02,150 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 03:46:02,150 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 03:46:02,150 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 03:46:02,150 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 03:46:02,152 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 03:46:02,152 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 03:46:02,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 03:46:02,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 03:46:02,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 03:46:02,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 03:46:02,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 03:46:02,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 03:46:02,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 03:46:02,153 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 03:46:02,154 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 03:46:02,154 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 03:46:02,154 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 03:46:02,154 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 03:46:02,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-18 03:46:02,154 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 03:46:02,155 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 03:46:02,155 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 03:46:02,155 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 03:46:02,155 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 03:46:02,155 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 03:46:02,156 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 03:46:02,156 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 03:46:02,156 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 03:46:02,156 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 03:46:02,156 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 03:46:02,156 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 03:46:02,156 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 03:46:02,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 03:46:02,157 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 03:46:02,157 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 03:46:02,157 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 03:46:02,157 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 03:46:02,157 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 03:46:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 03:46:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 03:46:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 03:46:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 03:46:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 03:46:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 03:46:02,158 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 03:46:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-18 03:46:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 03:46:02,159 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 03:46:02,160 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 03:46:02,160 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 03:46:02,160 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 03:46:02,160 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 03:46:02,160 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 03:46:02,160 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 03:46:02,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 03:46:02,161 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 03:46:02,161 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 03:46:02,161 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 03:46:02,161 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 03:46:02,161 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 03:46:02,162 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 03:46:02,162 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 03:46:02,163 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 03:46:02,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 03:46:02,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 03:46:02,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 03:46:02,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 03:46:02,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 03:46:02,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 03:46:02,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 03:46:02,165 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 03:46:02,165 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 03:46:02,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 03:46:02,166 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 03:46:02,166 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 03:46:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 03:46:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 03:46:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 03:46:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 03:46:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 03:46:02,168 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 03:46:02,168 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 03:46:02,168 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 03:46:02,168 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 03:46:02,168 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 03:46:02,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 03:46:02,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 03:46:02,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 03:46:03,308 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 03:46:03,308 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 03:46:03,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:46:03 BoogieIcfgContainer [2019-09-18 03:46:03,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 03:46:03,311 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 03:46:03,311 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 03:46:03,311 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 03:46:03,312 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:46:03" (1/1) ... [2019-09-18 03:46:03,313 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 [2019-09-18 03:46:03,340 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 03:46:03,341 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 03:46:03,359 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 03:46:03,370 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 03:46:03,371 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 03:46:27,512 WARN L191 SmtUtils]: Spent 14.97 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 03:46:29,247 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 03:46:32,991 WARN L191 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 03:46:34,646 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 03:46:36,325 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 03:46:36,339 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 03:46:36,404 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 03:46:36,410 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 03:46:48,176 WARN L191 SmtUtils]: Spent 11.49 s on a formula simplification. DAG size of input: 459 DAG size of output: 453 [2019-09-18 03:46:53,793 WARN L191 SmtUtils]: Spent 5.62 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 03:47:05,113 WARN L191 SmtUtils]: Spent 11.32 s on a formula simplification. DAG size of input: 459 DAG size of output: 453 [2019-09-18 03:47:10,708 WARN L191 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 03:47:21,969 WARN L191 SmtUtils]: Spent 11.23 s on a formula simplification. DAG size of input: 456 DAG size of output: 453 [2019-09-18 03:47:27,532 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 03:47:38,894 WARN L191 SmtUtils]: Spent 11.36 s on a formula simplification. DAG size of input: 456 DAG size of output: 453 [2019-09-18 03:47:44,495 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 03:47:55,716 WARN L191 SmtUtils]: Spent 11.22 s on a formula simplification. DAG size of input: 456 DAG size of output: 453 [2019-09-18 03:48:01,347 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 03:48:13,017 WARN L191 SmtUtils]: Spent 11.67 s on a formula simplification. DAG size of input: 456 DAG size of output: 453 [2019-09-18 03:48:18,828 WARN L191 SmtUtils]: Spent 5.81 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 03:48:34,257 WARN L191 SmtUtils]: Spent 15.34 s on a formula simplification. DAG size of input: 462 DAG size of output: 458 [2019-09-18 03:48:34,832 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-18 03:48:49,826 WARN L191 SmtUtils]: Spent 14.99 s on a formula simplification. DAG size of input: 462 DAG size of output: 458 [2019-09-18 03:48:50,380 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-18 03:49:05,295 WARN L191 SmtUtils]: Spent 14.90 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-18 03:49:20,558 WARN L191 SmtUtils]: Spent 14.90 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-18 03:49:20,671 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-18 03:49:35,765 WARN L191 SmtUtils]: Spent 14.81 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-18 03:49:50,962 WARN L191 SmtUtils]: Spent 14.84 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-18 03:49:51,594 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 477 DAG size of output: 76 [2019-09-18 03:49:51,918 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 477 DAG size of output: 76 [2019-09-18 03:49:52,240 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 74 [2019-09-18 03:49:52,549 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 74 [2019-09-18 03:49:52,862 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 74 [2019-09-18 03:49:53,184 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 74 [2019-09-18 03:49:54,755 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2019-09-18 03:49:54,873 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-18 03:49:55,234 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2019-09-18 03:49:55,355 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-18 03:49:56,038 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 99 [2019-09-18 03:49:56,364 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 03:49:56,715 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 03:49:57,065 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 03:49:57,538 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2019-09-18 03:49:57,657 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-18 03:49:58,015 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2019-09-18 03:49:58,136 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-18 03:49:58,787 WARN L191 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 99 [2019-09-18 03:49:59,112 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 03:49:59,390 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 76 [2019-09-18 03:50:00,072 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2019-09-18 03:50:00,355 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 03:50:01,001 WARN L191 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 102 [2019-09-18 03:50:01,296 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-18 03:50:01,915 WARN L191 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 102 [2019-09-18 03:50:02,218 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-18 03:50:02,901 WARN L191 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 108 [2019-09-18 03:50:03,239 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-18 03:50:03,601 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 03:50:03,946 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 03:50:04,493 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 03:50:05,525 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-18 03:50:05,680 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-18 03:50:06,113 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 121 [2019-09-18 03:50:06,325 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-18 03:50:06,705 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2019-09-18 03:50:06,857 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-18 03:50:07,216 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2019-09-18 03:50:07,365 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-18 03:50:07,794 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 122 [2019-09-18 03:50:08,003 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-18 03:50:08,187 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-18 03:50:08,378 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-18 03:50:08,844 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 03:50:09,102 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-18 03:50:10,041 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 112 [2019-09-18 03:50:10,189 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 03:50:10,690 WARN L191 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 119 [2019-09-18 03:50:11,081 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2019-09-18 03:50:11,199 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-18 03:50:11,552 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2019-09-18 03:50:11,674 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-18 03:50:12,341 WARN L191 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 99 [2019-09-18 03:50:12,668 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 03:50:13,036 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 03:50:13,381 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 03:50:13,760 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2019-09-18 03:50:13,882 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-18 03:50:14,245 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 93 [2019-09-18 03:50:14,364 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-18 03:50:15,044 WARN L191 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 99 [2019-09-18 03:50:15,379 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 03:50:15,663 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 76 [2019-09-18 03:50:16,317 WARN L191 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2019-09-18 03:50:16,596 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 03:50:17,251 WARN L191 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 102 [2019-09-18 03:50:17,546 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-18 03:50:18,168 WARN L191 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 102 [2019-09-18 03:50:18,467 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-18 03:50:19,154 WARN L191 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 108 [2019-09-18 03:50:19,496 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-18 03:50:19,856 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 03:50:20,217 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-18 03:50:20,766 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 03:50:21,908 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-18 03:50:22,062 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-18 03:50:22,509 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 121 [2019-09-18 03:50:22,730 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-18 03:50:23,285 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2019-09-18 03:50:23,432 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-18 03:50:23,957 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2019-09-18 03:50:24,101 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-18 03:50:24,531 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 122 [2019-09-18 03:50:24,735 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-18 03:50:24,917 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-18 03:50:25,127 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-18 03:50:25,594 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 03:50:26,870 WARN L191 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 112 [2019-09-18 03:50:27,033 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 03:50:27,513 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 119 [2019-09-18 03:50:28,368 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 18 for LOIs [2019-09-18 03:50:28,813 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2019-09-18 03:50:28,864 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 03:50:28,954 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-18 03:50:28,957 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-18 03:50:28,975 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 03:50:28,975 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 03:50:28,978 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 995#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-18 03:50:28,987 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 03:50:28,987 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 03:50:28,989 INFO L168 Benchmark]: Toolchain (without parser) took 267737.84 ms. Allocated memory was 134.2 MB in the beginning and 156.8 MB in the end (delta: 22.5 MB). Free memory was 88.3 MB in the beginning and 95.0 MB in the end (delta: -6.7 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-09-18 03:50:28,990 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 03:50:28,991 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.43 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 88.1 MB in the beginning and 165.6 MB in the end (delta: -77.4 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. [2019-09-18 03:50:28,991 INFO L168 Benchmark]: Boogie Preprocessor took 106.34 ms. Allocated memory is still 200.8 MB. Free memory was 165.6 MB in the beginning and 160.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-09-18 03:50:28,992 INFO L168 Benchmark]: RCFGBuilder took 1249.48 ms. Allocated memory was 200.8 MB in the beginning and 228.1 MB in the end (delta: 27.3 MB). Free memory was 160.8 MB in the beginning and 190.3 MB in the end (delta: -29.5 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. [2019-09-18 03:50:28,993 INFO L168 Benchmark]: Sifa took 265677.00 ms. Allocated memory was 228.1 MB in the beginning and 156.8 MB in the end (delta: -71.3 MB). Free memory was 190.3 MB in the beginning and 95.0 MB in the end (delta: 95.3 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2019-09-18 03:50:28,997 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 701.43 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 88.1 MB in the beginning and 165.6 MB in the end (delta: -77.4 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.34 ms. Allocated memory is still 200.8 MB. Free memory was 165.6 MB in the beginning and 160.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1249.48 ms. Allocated memory was 200.8 MB in the beginning and 228.1 MB in the end (delta: 27.3 MB). Free memory was 160.8 MB in the beginning and 190.3 MB in the end (delta: -29.5 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. * Sifa took 265677.00 ms. Allocated memory was 228.1 MB in the beginning and 156.8 MB in the end (delta: -71.3 MB). Free memory was 190.3 MB in the beginning and 95.0 MB in the end (delta: 95.3 MB). Peak memory consumption was 24.0 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]: 265638, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 528, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 378, TOOLS_POST_TIME[ms]: 29704, TOOLS_POST_CALL_APPLICATIONS: 121, TOOLS_POST_CALL_TIME[ms]: 187, TOOLS_POST_RETURN_APPLICATIONS: 112, TOOLS_POST_RETURN_TIME[ms]: 98, TOOLS_QUANTIFIERELIM_APPLICATIONS: 610, TOOLS_QUANTIFIERELIM_TIME[ms]: 29835, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29550, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 547, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 162, DOMAIN_JOIN_TIME[ms]: 231705, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 3185, DOMAIN_ISSUBSETEQ_APPLICATIONS: 19, DOMAIN_ISSUBSETEQ_TIME[ms]: 29, DOMAIN_ISBOTTOM_APPLICATIONS: 104, DOMAIN_ISBOTTOM_TIME[ms]: 526, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 28475, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 28474, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 19, CALL_SUMMARIZER_APPLICATIONS: 112, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34166, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34165, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 44, DAG_COMPRESSION_PROCESSED_NODES: 856, DAG_COMPRESSION_RETAINED_NODES: 353 - UnprovableResult [Line: 381]: 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 995#(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...