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_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product52.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 10:04:24,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 10:04:24,024 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 10:04:24,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 10:04:24,036 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 10:04:24,037 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 10:04:24,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 10:04:24,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 10:04:24,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 10:04:24,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 10:04:24,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 10:04:24,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 10:04:24,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 10:04:24,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 10:04:24,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 10:04:24,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 10:04:24,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 10:04:24,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 10:04:24,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 10:04:24,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 10:04:24,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 10:04:24,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 10:04:24,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 10:04:24,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 10:04:24,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 10:04:24,064 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 10:04:24,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 10:04:24,065 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 10:04:24,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 10:04:24,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 10:04:24,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 10:04:24,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 10:04:24,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 10:04:24,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 10:04:24,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 10:04:24,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 10:04:24,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 10:04:24,073 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 10:04:24,073 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 10:04:24,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 10:04:24,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 10:04:24,075 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-21 10:04:24,091 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 10:04:24,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 10:04:24,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 10:04:24,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 10:04:24,093 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 10:04:24,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 10:04:24,093 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 10:04:24,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 10:04:24,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 10:04:24,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 10:04:24,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 10:04:24,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 10:04:24,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 10:04:24,095 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 10:04:24,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 10:04:24,095 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 10:04:24,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 10:04:24,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 10:04:24,096 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 10:04:24,096 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 10:04:24,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 10:04:24,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 10:04:24,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 10:04:24,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 10:04:24,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 10:04:24,097 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 10:04:24,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 10:04:24,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 10:04:24,098 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_QUICK [2019-09-21 10:04:24,129 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 10:04:24,148 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 10:04:24,152 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 10:04:24,153 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 10:04:24,154 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 10:04:24,154 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product52.cil.c [2019-09-21 10:04:24,232 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1f4eeacb/e48cdf53061546bab273106ca30df827/FLAG5c4f8b0c0 [2019-09-21 10:04:24,749 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 10:04:24,750 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product52.cil.c [2019-09-21 10:04:24,764 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1f4eeacb/e48cdf53061546bab273106ca30df827/FLAG5c4f8b0c0 [2019-09-21 10:04:25,209 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1f4eeacb/e48cdf53061546bab273106ca30df827 [2019-09-21 10:04:25,219 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 10:04:25,220 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 10:04:25,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 10:04:25,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 10:04:25,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 10:04:25,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:04:25" (1/1) ... [2019-09-21 10:04:25,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a2ab4c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:04:25, skipping insertion in model container [2019-09-21 10:04:25,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:04:25" (1/1) ... [2019-09-21 10:04:25,235 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 10:04:25,301 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 10:04:25,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 10:04:25,979 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 10:04:26,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 10:04:26,151 INFO L192 MainTranslator]: Completed translation [2019-09-21 10:04:26,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:04:26 WrapperNode [2019-09-21 10:04:26,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 10:04:26,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 10:04:26,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 10:04:26,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 10:04:26,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:04:26" (1/1) ... [2019-09-21 10:04:26,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:04:26" (1/1) ... [2019-09-21 10:04:26,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:04:26" (1/1) ... [2019-09-21 10:04:26,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:04:26" (1/1) ... [2019-09-21 10:04:26,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:04:26" (1/1) ... [2019-09-21 10:04:26,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:04:26" (1/1) ... [2019-09-21 10:04:26,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:04:26" (1/1) ... [2019-09-21 10:04:26,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 10:04:26,255 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 10:04:26,255 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 10:04:26,255 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 10:04:26,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:04:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 10:04:26,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 10:04:26,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 10:04:26,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 10:04:26,318 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 10:04:26,318 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 10:04:26,318 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 10:04:26,318 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 10:04:26,319 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 10:04:26,319 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 10:04:26,319 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 10:04:26,319 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 10:04:26,319 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 10:04:26,320 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 10:04:26,320 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 10:04:26,320 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 10:04:26,320 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 10:04:26,320 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 10:04:26,321 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 10:04:26,321 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 10:04:26,321 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 10:04:26,321 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 10:04:26,321 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 10:04:26,322 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 10:04:26,322 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 10:04:26,323 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 10:04:26,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 10:04:26,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 10:04:26,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 10:04:26,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 10:04:26,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 10:04:26,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 10:04:26,324 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 10:04:26,324 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 10:04:26,324 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 10:04:26,324 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 10:04:26,324 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 10:04:26,324 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 10:04:26,325 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 10:04:26,325 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 10:04:26,325 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 10:04:26,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 10:04:26,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-21 10:04:26,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 10:04:26,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 10:04:26,326 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 10:04:26,326 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 10:04:26,326 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 10:04:26,326 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 10:04:26,326 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 10:04:26,326 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 10:04:26,327 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 10:04:26,327 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 10:04:26,327 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 10:04:26,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 10:04:26,327 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 10:04:26,327 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 10:04:26,327 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 10:04:26,328 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 10:04:26,328 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 10:04:26,328 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 10:04:26,328 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 10:04:26,328 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-21 10:04:26,328 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 10:04:26,329 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 10:04:26,329 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 10:04:26,329 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 10:04:26,329 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 10:04:26,329 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 10:04:26,329 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 10:04:26,329 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 10:04:26,330 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 10:04:26,330 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 10:04:26,330 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 10:04:26,330 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 10:04:26,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 10:04:26,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 10:04:26,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 10:04:26,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 10:04:26,331 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 10:04:26,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 10:04:26,331 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 10:04:26,331 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 10:04:26,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 10:04:26,332 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 10:04:26,332 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 10:04:26,332 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 10:04:26,332 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 10:04:26,332 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 10:04:26,332 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 10:04:26,333 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 10:04:26,333 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 10:04:26,333 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 10:04:26,333 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 10:04:26,333 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 10:04:26,333 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 10:04:26,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 10:04:26,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 10:04:26,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 10:04:27,871 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 10:04:27,871 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 10:04:27,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:04:27 BoogieIcfgContainer [2019-09-21 10:04:27,873 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 10:04:27,873 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 10:04:27,873 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 10:04:27,874 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 10:04:27,875 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:04:27" (1/1) ... [2019-09-21 10:04:27,875 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 10:04:27,900 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 10:04:27,901 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 10:04:27,909 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 10:04:27,918 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 10:04:27,920 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 10:04:36,539 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 10:04:38,295 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 10:04:38,458 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 10:04:38,586 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 10:04:38,719 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 10:04:38,994 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 10:04:39,044 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-09-21 10:04:39,122 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-09-21 10:04:39,130 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-09-21 10:04:39,388 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 10:04:39,575 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 10:04:40,272 WARN L191 SmtUtils]: Spent 638.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:40,839 WARN L191 SmtUtils]: Spent 565.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:41,423 WARN L191 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:41,827 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:42,136 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:42,475 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:42,792 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:43,062 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:43,382 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:43,664 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:43,910 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:44,221 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:44,472 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:44,722 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:04:45,045 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:04:45,693 WARN L191 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 594 [2019-09-21 10:04:46,188 WARN L191 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-09-21 10:04:46,790 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 593 [2019-09-21 10:04:47,948 WARN L191 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 621 DAG size of output: 621 [2019-09-21 10:04:48,420 WARN L191 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 621 [2019-09-21 10:04:49,075 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 624 [2019-09-21 10:04:49,576 WARN L191 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 621 DAG size of output: 621 [2019-09-21 10:04:50,053 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 621 [2019-09-21 10:04:50,561 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 624 [2019-09-21 10:04:51,414 WARN L191 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 631 [2019-09-21 10:04:52,078 WARN L191 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 631 [2019-09-21 10:04:53,034 WARN L191 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 632 [2019-09-21 10:04:53,699 WARN L191 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 631 [2019-09-21 10:04:54,354 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 631 [2019-09-21 10:04:55,200 WARN L191 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 632 [2019-09-21 10:04:56,005 WARN L191 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 612 [2019-09-21 10:04:56,664 WARN L191 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 612 [2019-09-21 10:04:57,508 WARN L191 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 612 DAG size of output: 612 [2019-09-21 10:04:58,763 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 656 [2019-09-21 10:05:00,032 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 656 [2019-09-21 10:05:01,843 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 657 DAG size of output: 657 [2019-09-21 10:05:02,588 WARN L191 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 649 [2019-09-21 10:05:03,337 WARN L191 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 649 [2019-09-21 10:05:04,188 WARN L191 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 650 DAG size of output: 650 [2019-09-21 10:05:05,725 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 664