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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:24:17,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:24:17,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:24:17,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:24:17,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:24:17,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:24:17,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:24:17,230 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:24:17,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:24:17,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:24:17,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:24:17,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:24:17,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:24:17,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:24:17,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:24:17,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:24:17,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:24:17,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:24:17,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:24:17,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:24:17,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:24:17,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:24:17,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:24:17,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:24:17,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:24:17,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:24:17,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:24:17,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:24:17,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:24:17,257 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:24:17,257 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:24:17,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:24:17,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:24:17,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:24:17,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:24:17,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:24:17,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:24:17,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:24:17,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:24:17,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:24:17,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:24:17,270 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 [2019-09-19 23:24:17,293 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:24:17,293 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:24:17,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:24:17,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:24:17,295 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:24:17,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:24:17,296 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:24:17,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:24:17,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:24:17,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:24:17,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:24:17,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:24:17,298 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:24:17,298 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:24:17,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:24:17,299 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:24:17,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:24:17,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:24:17,299 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:24:17,300 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:24:17,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:24:17,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:24:17,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:24:17,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:24:17,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:24:17,301 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:24:17,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:24:17,301 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:24:17,302 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 23:24:17,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:24:17,364 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:24:17,367 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:24:17,369 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:24:17,369 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:24:17,370 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c [2019-09-19 23:24:17,454 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d43b58e0/c29c96bdc55a422199146b2d953d73b9/FLAG437edce85 [2019-09-19 23:24:17,967 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:24:17,968 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c [2019-09-19 23:24:17,990 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d43b58e0/c29c96bdc55a422199146b2d953d73b9/FLAG437edce85 [2019-09-19 23:24:18,288 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d43b58e0/c29c96bdc55a422199146b2d953d73b9 [2019-09-19 23:24:18,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:24:18,298 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:24:18,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:24:18,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:24:18,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:24:18,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:24:18" (1/1) ... [2019-09-19 23:24:18,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@344f0ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:24:18, skipping insertion in model container [2019-09-19 23:24:18,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:24:18" (1/1) ... [2019-09-19 23:24:18,316 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:24:18,373 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:24:18,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:24:18,851 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:24:18,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:24:18,984 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:24:18,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:24:18 WrapperNode [2019-09-19 23:24:18,985 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:24:18,985 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:24:18,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:24:18,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:24:18,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:24:18" (1/1) ... [2019-09-19 23:24:19,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:24:18" (1/1) ... [2019-09-19 23:24:19,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:24:18" (1/1) ... [2019-09-19 23:24:19,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:24:18" (1/1) ... [2019-09-19 23:24:19,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:24:18" (1/1) ... [2019-09-19 23:24:19,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:24:18" (1/1) ... [2019-09-19 23:24:19,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:24:18" (1/1) ... [2019-09-19 23:24:19,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:24:19,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:24:19,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:24:19,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:24:19,090 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:24:18" (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 [2019-09-19 23:24:19,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:24:19,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:24:19,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:24:19,151 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:24:19,152 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:24:19,153 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:24:19,153 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:24:19,153 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:24:19,153 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:24:19,154 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:24:19,154 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:24:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:24:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:24:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:24:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:24:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:24:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:24:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:24:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:24:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:24:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:24:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:24:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:24:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:24:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:24:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 23:24:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 23:24:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-19 23:24:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:24:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:24:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 23:24:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:24:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:24:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 23:24:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:24:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:24:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:24:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:24:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:24:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 23:24:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 23:24:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 23:24:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:24:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:24:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:24:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:24:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:24:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:24:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:24:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:24:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:24:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:24:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:24:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:24:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:24:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:24:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:24:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:24:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:24:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:24:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:24:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:24:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:24:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:24:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:24:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:24:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:24:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:24:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:24:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:24:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:24:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:24:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:24:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:24:19,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:24:19,171 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:24:19,171 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:24:19,172 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:24:19,172 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:24:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:24:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:24:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 23:24:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 23:24:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:24:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-19 23:24:19,174 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 23:24:19,174 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:24:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:24:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:24:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 23:24:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 23:24:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:24:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 23:24:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 23:24:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:24:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:24:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:24:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:24:20,713 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:24:20,713 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:24:20,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:24:20 BoogieIcfgContainer [2019-09-19 23:24:20,715 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:24:20,715 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:24:20,716 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:24:20,716 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:24:20,717 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:24:20" (1/1) ... [2019-09-19 23:24:20,718 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 23:24:20,743 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:24:20,747 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:24:20,760 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:24:20,770 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:24:20,772 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:24:43,109 WARN L191 SmtUtils]: Spent 12.74 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 23:24:44,637 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:24:48,526 WARN L191 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 23:24:50,337 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 23:24:52,149 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 23:24:52,163 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-19 23:24:52,243 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-19 23:24:52,249 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-19 23:25:03,200 WARN L191 SmtUtils]: Spent 10.81 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-19 23:25:08,542 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 23:25:15,097 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification. DAG size of input: 453 DAG size of output: 443 [2019-09-19 23:25:16,976 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 23:25:22,222 WARN L191 SmtUtils]: Spent 5.23 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-19 23:25:27,413 WARN L191 SmtUtils]: Spent 5.19 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-19 23:25:48,713 WARN L191 SmtUtils]: Spent 21.26 s on a formula simplification. DAG size of input: 456 DAG size of output: 454 [2019-09-19 23:25:55,670 WARN L191 SmtUtils]: Spent 6.96 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:26:01,680 WARN L191 SmtUtils]: Spent 5.85 s on a formula simplification. DAG size of input: 453 DAG size of output: 443 [2019-09-19 23:26:03,544 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 23:26:17,898 WARN L191 SmtUtils]: Spent 14.20 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:26:24,932 WARN L191 SmtUtils]: Spent 7.03 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:26:39,153 WARN L191 SmtUtils]: Spent 14.22 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:26:46,193 WARN L191 SmtUtils]: Spent 7.04 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:27:00,434 WARN L191 SmtUtils]: Spent 14.24 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:27:07,406 WARN L191 SmtUtils]: Spent 6.97 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:27:21,668 WARN L191 SmtUtils]: Spent 14.26 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:27:28,667 WARN L191 SmtUtils]: Spent 7.00 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:27:42,959 WARN L191 SmtUtils]: Spent 14.29 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:27:50,001 WARN L191 SmtUtils]: Spent 7.04 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:28:04,384 WARN L191 SmtUtils]: Spent 14.38 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:28:11,346 WARN L191 SmtUtils]: Spent 6.96 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:28:25,593 WARN L191 SmtUtils]: Spent 14.25 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:28:32,623 WARN L191 SmtUtils]: Spent 7.03 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:28:46,904 WARN L191 SmtUtils]: Spent 14.28 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:28:53,892 WARN L191 SmtUtils]: Spent 6.99 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:29:08,217 WARN L191 SmtUtils]: Spent 14.32 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:29:15,218 WARN L191 SmtUtils]: Spent 7.00 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:29:29,531 WARN L191 SmtUtils]: Spent 14.31 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:29:36,539 WARN L191 SmtUtils]: Spent 7.01 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:29:50,794 WARN L191 SmtUtils]: Spent 14.25 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:29:57,817 WARN L191 SmtUtils]: Spent 7.02 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:30:12,168 WARN L191 SmtUtils]: Spent 14.35 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:30:19,163 WARN L191 SmtUtils]: Spent 6.99 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:30:33,453 WARN L191 SmtUtils]: Spent 14.29 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:30:40,453 WARN L191 SmtUtils]: Spent 7.00 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:30:54,726 WARN L191 SmtUtils]: Spent 14.27 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:31:01,743 WARN L191 SmtUtils]: Spent 7.02 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:31:16,059 WARN L191 SmtUtils]: Spent 14.31 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:31:23,079 WARN L191 SmtUtils]: Spent 7.02 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:31:37,305 WARN L191 SmtUtils]: Spent 14.22 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:31:44,268 WARN L191 SmtUtils]: Spent 6.96 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:31:58,496 WARN L191 SmtUtils]: Spent 14.23 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:32:05,529 WARN L191 SmtUtils]: Spent 7.03 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:32:19,879 WARN L191 SmtUtils]: Spent 14.35 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:32:26,878 WARN L191 SmtUtils]: Spent 7.00 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:32:41,206 WARN L191 SmtUtils]: Spent 14.33 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:32:48,188 WARN L191 SmtUtils]: Spent 6.98 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:33:02,913 WARN L191 SmtUtils]: Spent 14.72 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:33:10,222 WARN L191 SmtUtils]: Spent 7.31 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:33:24,949 WARN L191 SmtUtils]: Spent 14.72 s on a formula simplification. DAG size of input: 460 DAG size of output: 458 [2019-09-19 23:33:32,042 WARN L191 SmtUtils]: Spent 7.09 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:33:38,053 WARN L191 SmtUtils]: Spent 5.90 s on a formula simplification. DAG size of input: 459 DAG size of output: 449 [2019-09-19 23:33:39,937 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-19 23:33:44,004 WARN L191 SmtUtils]: Spent 4.05 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-19 23:33:45,906 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:33:51,642 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification. DAG size of input: 458 DAG size of output: 447 [2019-09-19 23:33:53,529 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-19 23:33:59,306 WARN L191 SmtUtils]: Spent 5.75 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-19 23:34:01,203 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:34:05,096 WARN L191 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-19 23:34:07,011 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:34:18,563 WARN L191 SmtUtils]: Spent 11.50 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-19 23:34:20,487 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:34:22,439 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:34:24,416 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:34:42,043 WARN L191 SmtUtils]: Spent 17.61 s on a formula simplification. DAG size of input: 462 DAG size of output: 460 [2019-09-19 23:34:44,527 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 462 DAG size of output: 15 [2019-09-19 23:34:50,584 WARN L191 SmtUtils]: Spent 5.98 s on a formula simplification. DAG size of input: 459 DAG size of output: 449 [2019-09-19 23:34:52,519 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-19 23:34:56,367 WARN L191 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-19 23:34:58,256 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:35:09,663 WARN L191 SmtUtils]: Spent 11.39 s on a formula simplification. DAG size of input: 458 DAG size of output: 447 [2019-09-19 23:35:11,608 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-19 23:35:23,051 WARN L191 SmtUtils]: Spent 11.42 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-19 23:35:24,978 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:35:28,781 WARN L191 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-19 23:35:30,658 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:35:41,999 WARN L191 SmtUtils]: Spent 11.30 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-19 23:35:43,892 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:35:45,856 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:35:47,752 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:36:05,350 WARN L191 SmtUtils]: Spent 17.58 s on a formula simplification. DAG size of input: 462 DAG size of output: 460 [2019-09-19 23:36:07,856 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 462 DAG size of output: 15 [2019-09-19 23:36:19,521 WARN L191 SmtUtils]: Spent 11.60 s on a formula simplification. DAG size of input: 456 DAG size of output: 448 [2019-09-19 23:36:21,432 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:36:25,270 WARN L191 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-19 23:36:27,160 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:36:38,405 WARN L191 SmtUtils]: Spent 11.23 s on a formula simplification. DAG size of input: 458 DAG size of output: 447 [2019-09-19 23:36:40,324 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-19 23:36:46,111 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-19 23:36:47,989 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:36:51,788 WARN L191 SmtUtils]: Spent 3.78 s on a formula simplification. DAG size of input: 450 DAG size of output: 444 [2019-09-19 23:36:53,679 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:36:59,422 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification. DAG size of input: 451 DAG size of output: 446 [2019-09-19 23:37:01,313 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:37:03,217 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:37:05,170 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 23:37:22,586 WARN L191 SmtUtils]: Spent 17.40 s on a formula simplification. DAG size of input: 462 DAG size of output: 460 [2019-09-19 23:37:25,116 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 462 DAG size of output: 15 [2019-09-19 23:37:31,137 WARN L191 SmtUtils]: Spent 5.93 s on a formula simplification. DAG size of input: 459 DAG size of output: 449 [2019-09-19 23:37:33,092 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-19 23:37:36,928 WARN L191 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 450 DAG size of output: 444