java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 17:32:14,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 17:32:14,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 17:32:14,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 17:32:14,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 17:32:14,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 17:32:14,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 17:32:14,181 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 17:32:14,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 17:32:14,184 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 17:32:14,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 17:32:14,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 17:32:14,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 17:32:14,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 17:32:14,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 17:32:14,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 17:32:14,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 17:32:14,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 17:32:14,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 17:32:14,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 17:32:14,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 17:32:14,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 17:32:14,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 17:32:14,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 17:32:14,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 17:32:14,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 17:32:14,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 17:32:14,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 17:32:14,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 17:32:14,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 17:32:14,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 17:32:14,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 17:32:14,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 17:32:14,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 17:32:14,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 17:32:14,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 17:32:14,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 17:32:14,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 17:32:14,227 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 17:32:14,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 17:32:14,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 17:32:14,233 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 [2019-09-17 17:32:14,259 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 17:32:14,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 17:32:14,262 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 17:32:14,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 17:32:14,262 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 17:32:14,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 17:32:14,263 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 17:32:14,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 17:32:14,263 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 17:32:14,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 17:32:14,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 17:32:14,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 17:32:14,265 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 17:32:14,265 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 17:32:14,265 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 17:32:14,266 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 17:32:14,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 17:32:14,266 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 17:32:14,266 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 17:32:14,266 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 17:32:14,267 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 17:32:14,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 17:32:14,267 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 17:32:14,267 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 17:32:14,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 17:32:14,268 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 17:32:14,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 17:32:14,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 17:32:14,268 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 17:32:14,306 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 17:32:14,317 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 17:32:14,320 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 17:32:14,321 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 17:32:14,322 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 17:32:14,322 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2019-09-17 17:32:14,381 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02d3970d1/29d8980b4a0b4414bfbc91a7f0239243/FLAG303c0ba92 [2019-09-17 17:32:14,894 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 17:32:14,894 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2019-09-17 17:32:14,909 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02d3970d1/29d8980b4a0b4414bfbc91a7f0239243/FLAG303c0ba92 [2019-09-17 17:32:15,204 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02d3970d1/29d8980b4a0b4414bfbc91a7f0239243 [2019-09-17 17:32:15,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 17:32:15,216 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 17:32:15,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 17:32:15,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 17:32:15,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 17:32:15,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:32:15" (1/1) ... [2019-09-17 17:32:15,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9c1821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:32:15, skipping insertion in model container [2019-09-17 17:32:15,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:32:15" (1/1) ... [2019-09-17 17:32:15,232 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 17:32:15,284 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 17:32:15,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:32:15,729 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 17:32:15,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:32:15,923 INFO L192 MainTranslator]: Completed translation [2019-09-17 17:32:15,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:32:15 WrapperNode [2019-09-17 17:32:15,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 17:32:15,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 17:32:15,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 17:32:15,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 17:32:15,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:32:15" (1/1) ... [2019-09-17 17:32:15,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:32:15" (1/1) ... [2019-09-17 17:32:15,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:32:15" (1/1) ... [2019-09-17 17:32:15,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:32:15" (1/1) ... [2019-09-17 17:32:15,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:32:15" (1/1) ... [2019-09-17 17:32:16,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:32:15" (1/1) ... [2019-09-17 17:32:16,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:32:15" (1/1) ... [2019-09-17 17:32:16,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 17:32:16,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 17:32:16,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 17:32:16,025 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 17:32:16,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:32:15" (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 [2019-09-17 17:32:16,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 17:32:16,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 17:32:16,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 17:32:16,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 17:32:16,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 17:32:16,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 17:32:16,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 17:32:16,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 17:32:16,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 17:32:16,106 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 17:32:16,107 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 17:32:16,108 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 17:32:16,108 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 17:32:16,108 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 17:32:16,108 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 17:32:16,108 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 17:32:16,111 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 17:32:16,111 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 17:32:16,111 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 17:32:16,111 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 17:32:16,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-17 17:32:16,112 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 17:32:16,112 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 17:32:16,112 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 17:32:16,112 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 17:32:16,112 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 17:32:16,112 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 17:32:16,113 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 17:32:16,113 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 17:32:16,113 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 17:32:16,113 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 17:32:16,113 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 17:32:16,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 17:32:16,114 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 17:32:16,114 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 17:32:16,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 17:32:16,115 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 17:32:16,115 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 17:32:16,115 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 17:32:16,115 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 17:32:16,115 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 17:32:16,115 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 17:32:16,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 17:32:16,116 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 17:32:16,116 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 17:32:16,116 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 17:32:16,116 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 17:32:16,116 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 17:32:16,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 17:32:16,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 17:32:16,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 17:32:16,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 17:32:16,117 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 17:32:16,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 17:32:16,117 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 17:32:16,118 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 17:32:16,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 17:32:16,118 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 17:32:16,118 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 17:32:16,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 17:32:16,119 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 17:32:16,119 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 17:32:16,119 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 17:32:16,119 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 17:32:16,119 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 17:32:16,120 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 17:32:16,120 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 17:32:16,120 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 17:32:16,120 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 17:32:16,120 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 17:32:16,120 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 17:32:16,120 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 17:32:16,121 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 17:32:16,121 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 17:32:16,122 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-17 17:32:16,122 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 17:32:16,122 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 17:32:16,123 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 17:32:16,123 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 17:32:16,123 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 17:32:16,123 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 17:32:16,124 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 17:32:16,124 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 17:32:16,124 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 17:32:16,124 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 17:32:16,124 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 17:32:16,125 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 17:32:16,126 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 17:32:16,126 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 17:32:16,126 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 17:32:16,126 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 17:32:16,126 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 17:32:16,126 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 17:32:16,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 17:32:16,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 17:32:16,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 17:32:17,598 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 17:32:17,599 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 17:32:17,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:32:17 BoogieIcfgContainer [2019-09-17 17:32:17,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 17:32:17,601 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 17:32:17,601 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 17:32:17,601 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 17:32:17,602 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:32:17" (1/1) ... [2019-09-17 17:32:17,603 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-09-17 17:32:17,634 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 17:32:17,638 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 17:32:17,652 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 17:32:17,665 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 17:32:17,667 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 17:32:38,017 WARN L191 SmtUtils]: Spent 11.80 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 17:32:39,807 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 17:32:43,638 WARN L191 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-17 17:32:45,415 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 17:32:47,165 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 17:32:47,431 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 17:32:51,854 WARN L191 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 490 DAG size of output: 432 [2019-09-17 17:32:51,869 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 440 for LOIs [2019-09-17 17:32:51,962 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 440 for LOIs [2019-09-17 17:32:51,969 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 440 for LOIs [2019-09-17 17:33:04,014 WARN L191 SmtUtils]: Spent 11.87 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-17 17:33:09,881 WARN L191 SmtUtils]: Spent 5.87 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-17 17:33:10,853 WARN L191 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 128 [2019-09-17 17:33:25,116 WARN L191 SmtUtils]: Spent 14.26 s on a formula simplification. DAG size of input: 513 DAG size of output: 485 [2019-09-17 17:33:36,916 WARN L191 SmtUtils]: Spent 11.80 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-17 17:33:42,762 WARN L191 SmtUtils]: Spent 5.84 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-17 17:33:43,708 WARN L191 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 128 [2019-09-17 17:33:58,178 WARN L191 SmtUtils]: Spent 14.47 s on a formula simplification. DAG size of input: 513 DAG size of output: 485 [2019-09-17 17:34:09,960 WARN L191 SmtUtils]: Spent 11.78 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-17 17:34:15,810 WARN L191 SmtUtils]: Spent 5.85 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-17 17:34:16,758 WARN L191 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 128 [2019-09-17 17:34:31,246 WARN L191 SmtUtils]: Spent 14.49 s on a formula simplification. DAG size of input: 513 DAG size of output: 485 [2019-09-17 17:34:42,959 WARN L191 SmtUtils]: Spent 11.71 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-17 17:34:48,805 WARN L191 SmtUtils]: Spent 5.84 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-17 17:34:49,750 WARN L191 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 128 [2019-09-17 17:35:04,337 WARN L191 SmtUtils]: Spent 14.59 s on a formula simplification. DAG size of input: 513 DAG size of output: 485 [2019-09-17 17:35:16,107 WARN L191 SmtUtils]: Spent 11.77 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-17 17:35:21,968 WARN L191 SmtUtils]: Spent 5.86 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-17 17:35:22,912 WARN L191 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 128 [2019-09-17 17:35:37,519 WARN L191 SmtUtils]: Spent 14.61 s on a formula simplification. DAG size of input: 513 DAG size of output: 485 [2019-09-17 17:35:49,482 WARN L191 SmtUtils]: Spent 11.96 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-17 17:35:55,577 WARN L191 SmtUtils]: Spent 6.09 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-17 17:35:56,573 WARN L191 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 128 [2019-09-17 17:36:11,343 WARN L191 SmtUtils]: Spent 14.77 s on a formula simplification. DAG size of input: 513 DAG size of output: 485 [2019-09-17 17:36:23,255 WARN L191 SmtUtils]: Spent 11.91 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-17 17:36:29,138 WARN L191 SmtUtils]: Spent 5.88 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-17 17:36:30,067 WARN L191 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 128 [2019-09-17 17:36:44,574 WARN L191 SmtUtils]: Spent 14.51 s on a formula simplification. DAG size of input: 513 DAG size of output: 485 [2019-09-17 17:36:56,320 WARN L191 SmtUtils]: Spent 11.74 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-17 17:37:02,167 WARN L191 SmtUtils]: Spent 5.85 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-17 17:37:03,105 WARN L191 SmtUtils]: Spent 935.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 128 [2019-09-17 17:37:17,499 WARN L191 SmtUtils]: Spent 14.39 s on a formula simplification. DAG size of input: 513 DAG size of output: 485 [2019-09-17 17:37:29,370 WARN L191 SmtUtils]: Spent 11.87 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-17 17:37:35,246 WARN L191 SmtUtils]: Spent 5.87 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-17 17:37:36,223 WARN L191 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 128 [2019-09-17 17:37:50,646 WARN L191 SmtUtils]: Spent 14.42 s on a formula simplification. DAG size of input: 513 DAG size of output: 485 [2019-09-17 17:38:03,821 WARN L191 SmtUtils]: Spent 13.01 s on a formula simplification. DAG size of input: 498 DAG size of output: 498 [2019-09-17 17:38:10,255 WARN L191 SmtUtils]: Spent 6.43 s on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 17:38:10,640 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 17:38:30,923 WARN L191 SmtUtils]: Spent 20.28 s on a formula simplification. DAG size of input: 499 DAG size of output: 495 [2019-09-17 17:38:43,995 WARN L191 SmtUtils]: Spent 13.00 s on a formula simplification. DAG size of input: 503 DAG size of output: 500 [2019-09-17 17:38:50,526 WARN L191 SmtUtils]: Spent 6.53 s on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 17:38:50,896 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 17:39:05,401 WARN L191 SmtUtils]: Spent 14.50 s on a formula simplification. DAG size of input: 503 DAG size of output: 498 [2019-09-17 17:39:18,373 WARN L191 SmtUtils]: Spent 12.97 s on a formula simplification. DAG size of input: 503 DAG size of output: 500 [2019-09-17 17:39:24,770 WARN L191 SmtUtils]: Spent 6.40 s on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 17:39:25,125 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 17:39:39,477 WARN L191 SmtUtils]: Spent 14.35 s on a formula simplification. DAG size of input: 503 DAG size of output: 498 [2019-09-17 17:39:46,469 WARN L191 SmtUtils]: Spent 6.92 s on a formula simplification that was a NOOP. DAG size: 512 [2019-09-17 17:39:53,363 WARN L191 SmtUtils]: Spent 6.89 s on a formula simplification that was a NOOP. DAG size: 512 [2019-09-17 17:39:53,722 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 17:40:09,143 WARN L191 SmtUtils]: Spent 15.42 s on a formula simplification. DAG size of input: 514 DAG size of output: 512 [2019-09-17 17:40:22,475 WARN L191 SmtUtils]: Spent 13.33 s on a formula simplification. DAG size of input: 517 DAG size of output: 517 [2019-09-17 17:40:29,244 WARN L191 SmtUtils]: Spent 6.77 s on a formula simplification that was a NOOP. DAG size: 517 [2019-09-17 17:40:29,755 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 17:40:45,163 WARN L191 SmtUtils]: Spent 15.41 s on a formula simplification. DAG size of input: 519 DAG size of output: 518 [2019-09-17 17:41:11,188 WARN L191 SmtUtils]: Spent 24.50 s on a formula simplification. DAG size of input: 527 DAG size of output: 523 [2019-09-17 17:41:23,267 WARN L191 SmtUtils]: Spent 12.08 s on a formula simplification that was a NOOP. DAG size: 523 [2019-09-17 17:41:23,655 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:41:47,204 WARN L191 SmtUtils]: Spent 23.55 s on a formula simplification. DAG size of input: 525 DAG size of output: 520 [2019-09-17 17:41:58,564 WARN L191 SmtUtils]: Spent 11.34 s on a formula simplification. DAG size of input: 516 DAG size of output: 512 [2019-09-17 17:42:04,272 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification that was a NOOP. DAG size: 512 [2019-09-17 17:42:04,642 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:42:15,961 WARN L191 SmtUtils]: Spent 11.32 s on a formula simplification. DAG size of input: 513 DAG size of output: 512 [2019-09-17 17:42:24,336 WARN L191 SmtUtils]: Spent 8.35 s on a formula simplification that was a NOOP. DAG size: 518 [2019-09-17 17:42:32,760 WARN L191 SmtUtils]: Spent 8.42 s on a formula simplification that was a NOOP. DAG size: 518 [2019-09-17 17:42:52,542 WARN L191 SmtUtils]: Spent 19.76 s on a formula simplification. DAG size of input: 519 DAG size of output: 519 [2019-09-17 17:43:07,564 WARN L191 SmtUtils]: Spent 14.85 s on a formula simplification. DAG size of input: 527 DAG size of output: 518 [2019-09-17 17:43:13,805 WARN L191 SmtUtils]: Spent 6.24 s on a formula simplification that was a NOOP. DAG size: 518 [2019-09-17 17:43:14,169 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:43:29,016 WARN L191 SmtUtils]: Spent 14.85 s on a formula simplification. DAG size of input: 520 DAG size of output: 516 [2019-09-17 17:43:42,618 WARN L191 SmtUtils]: Spent 13.51 s on a formula simplification. DAG size of input: 525 DAG size of output: 514 [2019-09-17 17:43:48,102 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 514 [2019-09-17 17:43:48,480 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 17:43:58,738 WARN L191 SmtUtils]: Spent 10.26 s on a formula simplification. DAG size of input: 518 DAG size of output: 510 [2019-09-17 17:44:12,192 WARN L191 SmtUtils]: Spent 13.45 s on a formula simplification. DAG size of input: 525 DAG size of output: 514 [2019-09-17 17:44:17,674 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 514 [2019-09-17 17:44:18,014 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 17:44:28,152 WARN L191 SmtUtils]: Spent 10.14 s on a formula simplification. DAG size of input: 518 DAG size of output: 510 [2019-09-17 17:44:40,244 WARN L191 SmtUtils]: Spent 12.07 s on a formula simplification. DAG size of input: 525 DAG size of output: 520 [2019-09-17 17:44:46,212 WARN L191 SmtUtils]: Spent 5.97 s on a formula simplification that was a NOOP. DAG size: 520 [2019-09-17 17:44:46,562 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:45:00,312 WARN L191 SmtUtils]: Spent 13.75 s on a formula simplification. DAG size of input: 522 DAG size of output: 521 [2019-09-17 17:45:14,486 WARN L191 SmtUtils]: Spent 14.17 s on a formula simplification. DAG size of input: 536 DAG size of output: 535 [2019-09-17 17:45:21,504 WARN L191 SmtUtils]: Spent 7.02 s on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 17:45:21,881 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:45:38,854 WARN L191 SmtUtils]: Spent 16.97 s on a formula simplification. DAG size of input: 536 DAG size of output: 535