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 IntervalDomain --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_spec4_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 16:39:21,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 16:39:21,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 16:39:21,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 16:39:21,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 16:39:21,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 16:39:21,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 16:39:21,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 16:39:21,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 16:39:21,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 16:39:21,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 16:39:21,195 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 16:39:21,195 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 16:39:21,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 16:39:21,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 16:39:21,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 16:39:21,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 16:39:21,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 16:39:21,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 16:39:21,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 16:39:21,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 16:39:21,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 16:39:21,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 16:39:21,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 16:39:21,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 16:39:21,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 16:39:21,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 16:39:21,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 16:39:21,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 16:39:21,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 16:39:21,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 16:39:21,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 16:39:21,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 16:39:21,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 16:39:21,217 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 16:39:21,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 16:39:21,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 16:39:21,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 16:39:21,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 16:39:21,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 16:39:21,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 16:39:21,221 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 [2019-09-20 16:39:21,236 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 16:39:21,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 16:39:21,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 16:39:21,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 16:39:21,238 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 16:39:21,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 16:39:21,238 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 16:39:21,239 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 16:39:21,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 16:39:21,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 16:39:21,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 16:39:21,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 16:39:21,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 16:39:21,240 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 16:39:21,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 16:39:21,240 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 16:39:21,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 16:39:21,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 16:39:21,241 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 16:39:21,241 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 16:39:21,241 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 16:39:21,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:39:21,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 16:39:21,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 16:39:21,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 16:39:21,242 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 16:39:21,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 16:39:21,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 16:39:21,243 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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 [2019-09-20 16:39:21,274 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 16:39:21,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 16:39:21,290 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 16:39:21,291 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 16:39:21,292 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 16:39:21,292 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c [2019-09-20 16:39:21,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4fdc55b4/e8793a7e481a4bfab2d4895f83d4ba6c/FLAG70ce200ea [2019-09-20 16:39:21,832 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 16:39:21,833 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c [2019-09-20 16:39:21,849 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4fdc55b4/e8793a7e481a4bfab2d4895f83d4ba6c/FLAG70ce200ea [2019-09-20 16:39:22,204 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4fdc55b4/e8793a7e481a4bfab2d4895f83d4ba6c [2019-09-20 16:39:22,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 16:39:22,216 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 16:39:22,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 16:39:22,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 16:39:22,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 16:39:22,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:39:22" (1/1) ... [2019-09-20 16:39:22,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6da0b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:39:22, skipping insertion in model container [2019-09-20 16:39:22,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:39:22" (1/1) ... [2019-09-20 16:39:22,233 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 16:39:22,295 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 16:39:22,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:39:22,778 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 16:39:22,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:39:22,922 INFO L192 MainTranslator]: Completed translation [2019-09-20 16:39:22,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:39:22 WrapperNode [2019-09-20 16:39:22,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 16:39:22,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 16:39:22,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 16:39:22,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 16:39:22,936 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:39:22" (1/1) ... [2019-09-20 16:39:22,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:39:22" (1/1) ... [2019-09-20 16:39:22,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:39:22" (1/1) ... [2019-09-20 16:39:22,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:39:22" (1/1) ... [2019-09-20 16:39:22,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:39:22" (1/1) ... [2019-09-20 16:39:22,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:39:22" (1/1) ... [2019-09-20 16:39:23,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:39:22" (1/1) ... [2019-09-20 16:39:23,013 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 16:39:23,014 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 16:39:23,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 16:39:23,017 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 16:39:23,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:39:22" (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 [2019-09-20 16:39:23,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 16:39:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 16:39:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 16:39:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 16:39:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 16:39:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 16:39:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 16:39:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 16:39:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 16:39:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 16:39:23,083 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 16:39:23,084 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 16:39:23,084 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 16:39:23,084 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 16:39:23,084 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 16:39:23,084 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 16:39:23,084 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 16:39:23,085 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 16:39:23,085 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 16:39:23,085 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 16:39:23,085 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 16:39:23,085 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 16:39:23,085 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 16:39:23,086 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 16:39:23,086 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 16:39:23,086 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 16:39:23,086 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 16:39:23,086 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 16:39:23,086 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 16:39:23,087 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 16:39:23,087 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 16:39:23,087 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 16:39:23,087 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 16:39:23,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 16:39:23,087 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 16:39:23,088 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 16:39:23,088 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 16:39:23,088 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 16:39:23,088 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 16:39:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 16:39:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 16:39:23,088 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 16:39:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 16:39:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 16:39:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 16:39:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 16:39:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 16:39:23,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 16:39:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 16:39:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 16:39:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 16:39:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 16:39:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 16:39:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 16:39:23,090 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 16:39:23,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 16:39:23,091 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 16:39:23,091 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 16:39:23,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 16:39:23,091 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 16:39:23,091 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 16:39:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 16:39:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 16:39:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 16:39:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 16:39:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 16:39:23,092 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 16:39:23,093 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 16:39:23,093 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 16:39:23,093 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 16:39:23,093 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 16:39:23,093 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 16:39:23,093 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 16:39:23,094 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 16:39:23,094 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 16:39:23,094 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 16:39:23,094 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 16:39:23,094 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 16:39:23,094 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 16:39:23,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 16:39:23,095 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 16:39:23,095 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 16:39:23,095 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 16:39:23,095 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 16:39:23,095 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 16:39:23,095 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 16:39:23,096 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 16:39:23,096 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 16:39:23,096 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 16:39:23,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 16:39:23,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 16:39:23,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 16:39:24,624 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 16:39:24,624 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 16:39:24,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:39:24 BoogieIcfgContainer [2019-09-20 16:39:24,626 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 16:39:24,626 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 16:39:24,627 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 16:39:24,627 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 16:39:24,629 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:39:24" (1/1) ... [2019-09-20 16:39:24,629 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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 [2019-09-20 16:39:24,672 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 16:39:24,672 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 16:39:24,686 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 16:39:24,698 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 16:39:24,700 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 16:39:46,285 WARN L191 SmtUtils]: Spent 12.78 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 16:39:48,179 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 16:39:52,133 WARN L191 SmtUtils]: Spent 3.95 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-20 16:39:52,429 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 16:39:52,442 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 114 for LOIs [2019-09-20 16:39:52,541 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 114 for LOIs [2019-09-20 16:39:52,545 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 114 for LOIs [2019-09-20 16:39:53,546 WARN L191 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-20 16:39:54,517 WARN L191 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-20 16:39:54,891 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 16:39:56,036 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 16:39:56,395 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-20 16:39:57,602 WARN L191 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 129 [2019-09-20 16:39:58,657 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 133 [2019-09-20 16:39:59,010 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-20 16:39:59,364 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-20 16:40:00,413 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 140 [2019-09-20 16:40:00,749 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 16:40:01,747 WARN L191 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-20 16:40:02,722 WARN L191 SmtUtils]: Spent 962.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-20 16:40:03,052 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 16:40:03,376 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 16:40:04,438 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 140 [2019-09-20 16:40:05,452 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 140 [2019-09-20 16:40:05,797 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 16:40:06,134 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 16:40:06,489 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 128