java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product50.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:38:55,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:38:55,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:38:55,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:38:55,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:38:55,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:38:55,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:38:55,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:38:55,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:38:55,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:38:55,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:38:55,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:38:55,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:38:55,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:38:55,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:38:55,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:38:55,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:38:55,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:38:55,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:38:55,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:38:55,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:38:55,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:38:55,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:38:55,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:38:55,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:38:55,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:38:55,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:38:55,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:38:55,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:38:55,238 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:38:55,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:38:55,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:38:55,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:38:55,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:38:55,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:38:55,243 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:38:55,244 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:38:55,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:38:55,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:38:55,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:38:55,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:38:55,251 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 19:38:55,272 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:38:55,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:38:55,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:38:55,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:38:55,275 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:38:55,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:38:55,276 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:38:55,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:38:55,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:38:55,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:38:55,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:38:55,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:38:55,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:38:55,278 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:38:55,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:38:55,279 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:38:55,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:38:55,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:38:55,279 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:38:55,279 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:38:55,280 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:38:55,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:38:55,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:38:55,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:38:55,281 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:38:55,281 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:38:55,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:38:55,281 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:38:55,282 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement 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 19:38:55,345 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:38:55,359 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:38:55,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:38:55,364 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:38:55,365 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:38:55,365 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product50.cil.c [2019-09-20 19:38:55,429 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ea9de7f2/3af9eeff7e7b4545acde6b48cec5bb97/FLAGf0c751ab3 [2019-09-20 19:38:55,932 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:38:55,933 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product50.cil.c [2019-09-20 19:38:55,946 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ea9de7f2/3af9eeff7e7b4545acde6b48cec5bb97/FLAGf0c751ab3 [2019-09-20 19:38:56,219 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ea9de7f2/3af9eeff7e7b4545acde6b48cec5bb97 [2019-09-20 19:38:56,229 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:38:56,231 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:38:56,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:38:56,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:38:56,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:38:56,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:38:56" (1/1) ... [2019-09-20 19:38:56,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3205cab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:56, skipping insertion in model container [2019-09-20 19:38:56,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:38:56" (1/1) ... [2019-09-20 19:38:56,248 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:38:56,302 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:38:56,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:38:56,788 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:38:56,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:38:56,909 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:38:56,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:56 WrapperNode [2019-09-20 19:38:56,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:38:56,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:38:56,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:38:56,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:38:56,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:56" (1/1) ... [2019-09-20 19:38:56,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:56" (1/1) ... [2019-09-20 19:38:56,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:56" (1/1) ... [2019-09-20 19:38:56,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:56" (1/1) ... [2019-09-20 19:38:56,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:56" (1/1) ... [2019-09-20 19:38:56,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:56" (1/1) ... [2019-09-20 19:38:56,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:56" (1/1) ... [2019-09-20 19:38:57,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:38:57,007 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:38:57,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:38:57,007 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:38:57,008 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:56" (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 19:38:57,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:38:57,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:38:57,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:38:57,091 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:38:57,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:38:57,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:38:57,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:38:57,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:38:57,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:38:57,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 19:38:57,093 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:38:57,094 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:38:57,095 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:38:57,095 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:38:57,095 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:38:57,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:38:57,098 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:38:57,098 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:38:57,098 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:38:57,098 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:38:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:38:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:38:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:38:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:38:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:38:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:38:57,099 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 19:38:57,100 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:38:57,100 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:38:57,100 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:38:57,100 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:38:57,100 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:38:57,100 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:38:57,101 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:38:57,101 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:38:57,101 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:38:57,101 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:38:57,101 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 19:38:57,101 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:38:57,101 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 19:38:57,101 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:38:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:38:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:38:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:38:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:38:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:38:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:38:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:38:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:38:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:38:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:38:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:38:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:38:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:38:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:38:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:38:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:38:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:38:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:38:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:38:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:38:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:38:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:38:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:38:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 19:38:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:38:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:38:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:38:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:38:57,107 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:38:57,107 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:38:57,107 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:38:57,107 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:38:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:38:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:38:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:38:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:38:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:38:57,110 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:38:57,110 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:38:57,110 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:38:57,111 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:38:57,111 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 19:38:57,111 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:38:57,111 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:38:57,111 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:38:57,112 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 19:38:57,112 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:38:57,113 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:38:57,113 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 19:38:57,113 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:38:57,113 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:38:57,113 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:38:57,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:38:57,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:38:57,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:38:58,352 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:38:58,352 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:38:58,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:38:58 BoogieIcfgContainer [2019-09-20 19:38:58,355 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:38:58,355 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:38:58,356 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:38:58,356 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:38:58,357 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:38:58" (1/1) ... [2019-09-20 19:38:58,358 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 19:38:58,386 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:38:58,386 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:38:58,404 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:38:58,415 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:38:58,417 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:38:58,977 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-20 19:38:59,340 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-20 19:38:59,530 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-20 19:38:59,809 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-20 19:39:00,072 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-20 19:39:00,479 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-20 19:39:00,789 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-20 19:39:01,286 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-20 19:39:01,723 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-20 19:39:02,381 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-20 19:39:02,902 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-20 19:39:03,121 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 19:39:03,770 WARN L191 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-20 19:39:04,281 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-20 19:39:04,599 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:39:05,458 WARN L191 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-20 19:39:05,662 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:39:06,243 WARN L191 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-20 19:39:06,636 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:39:07,721 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-20 19:39:07,906 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:39:08,547 WARN L191 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-20 19:39:08,950 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:39:10,063 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-20 19:39:10,947 WARN L191 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-20 19:39:11,574 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:39:13,353 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 337 DAG size of output: 165 [2019-09-20 19:39:14,349 WARN L191 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 160 [2019-09-20 19:39:15,199 WARN L191 SmtUtils]: Spent 515.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:39:17,429 WARN L191 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 402 DAG size of output: 174 [2019-09-20 19:39:17,712 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 19:39:18,627 WARN L191 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 169 [2019-09-20 19:39:19,806 WARN L191 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:39:23,075 WARN L191 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 474 DAG size of output: 214 [2019-09-20 19:39:24,491 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 257 DAG size of output: 209 [2019-09-20 19:39:25,904 WARN L191 SmtUtils]: Spent 870.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:39:29,885 WARN L191 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 525 DAG size of output: 241 [2019-09-20 19:39:31,445 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 280 DAG size of output: 236 [2019-09-20 19:39:33,196 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:39:38,000 WARN L191 SmtUtils]: Spent 4.79 s on a formula simplification. DAG size of input: 613 DAG size of output: 260 [2019-09-20 19:39:39,778 WARN L191 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 305 DAG size of output: 255 [2019-09-20 19:39:41,378 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 499