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_spec2_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:59:33,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:59:33,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:59:33,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:59:33,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:59:33,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:59:33,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:59:33,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:59:33,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:59:33,175 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:59:33,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:59:33,177 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:59:33,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:59:33,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:59:33,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:59:33,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:59:33,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:59:33,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:59:33,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:59:33,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:59:33,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:59:33,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:59:33,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:59:33,191 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:59:33,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:59:33,194 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:59:33,194 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:59:33,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:59:33,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:59:33,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:59:33,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:59:33,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:59:33,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:59:33,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:59:33,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:59:33,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:59:33,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:59:33,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:59:33,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:59:33,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:59:33,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:59:33,204 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 09:59:33,219 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:59:33,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:59:33,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:59:33,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:59:33,221 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:59:33,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:59:33,222 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:59:33,222 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:59:33,222 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:59:33,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:59:33,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:59:33,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:59:33,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:59:33,223 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:59:33,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:59:33,224 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:59:33,224 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:59:33,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:59:33,224 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:59:33,225 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:59:33,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:59:33,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:59:33,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:59:33,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:59:33,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:59:33,226 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:59:33,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:59:33,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:59:33,226 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 09:59:33,257 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:59:33,270 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:59:33,273 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:59:33,275 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:59:33,275 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:59:33,276 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product17.cil.c [2019-09-21 09:59:33,341 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1ee501b9/58312490d93543d890dc9fa68b0caea7/FLAG4ff8234a1 [2019-09-21 09:59:33,815 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:59:33,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product17.cil.c [2019-09-21 09:59:33,842 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1ee501b9/58312490d93543d890dc9fa68b0caea7/FLAG4ff8234a1 [2019-09-21 09:59:34,137 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1ee501b9/58312490d93543d890dc9fa68b0caea7 [2019-09-21 09:59:34,149 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:59:34,150 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:59:34,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:59:34,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:59:34,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:59:34,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:59:34" (1/1) ... [2019-09-21 09:59:34,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@695d8c22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:59:34, skipping insertion in model container [2019-09-21 09:59:34,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:59:34" (1/1) ... [2019-09-21 09:59:34,169 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:59:34,213 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:59:34,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:59:34,699 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:59:34,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:59:34,838 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:59:34,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:59:34 WrapperNode [2019-09-21 09:59:34,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:59:34,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:59:34,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:59:34,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:59:34,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:59:34" (1/1) ... [2019-09-21 09:59:34,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:59:34" (1/1) ... [2019-09-21 09:59:34,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:59:34" (1/1) ... [2019-09-21 09:59:34,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:59:34" (1/1) ... [2019-09-21 09:59:34,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:59:34" (1/1) ... [2019-09-21 09:59:34,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:59:34" (1/1) ... [2019-09-21 09:59:34,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:59:34" (1/1) ... [2019-09-21 09:59:34,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:59:34,925 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:59:34,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:59:34,925 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:59:34,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:59:34" (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 09:59:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:59:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:59:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 09:59:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 09:59:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 09:59:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 09:59:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 09:59:35,022 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 09:59:35,022 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 09:59:35,023 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 09:59:35,023 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 09:59:35,024 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 09:59:35,024 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 09:59:35,024 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 09:59:35,025 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 09:59:35,025 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 09:59:35,027 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 09:59:35,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 09:59:35,028 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 09:59:35,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 09:59:35,028 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 09:59:35,028 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 09:59:35,028 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 09:59:35,029 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 09:59:35,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 09:59:35,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 09:59:35,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 09:59:35,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 09:59:35,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 09:59:35,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 09:59:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 09:59:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 09:59:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 09:59:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 09:59:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 09:59:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 09:59:35,030 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 09:59:35,031 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:59:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:59:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:59:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 09:59:35,031 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 09:59:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 09:59:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 09:59:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 09:59:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 09:59:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 09:59:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 09:59:35,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:59:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 09:59:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 09:59:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 09:59:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 09:59:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 09:59:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 09:59:35,033 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 09:59:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 09:59:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 09:59:35,034 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 09:59:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 09:59:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 09:59:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 09:59:35,035 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 09:59:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 09:59:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 09:59:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 09:59:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 09:59:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 09:59:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 09:59:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 09:59:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 09:59:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 09:59:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:59:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 09:59:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 09:59:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:59:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 09:59:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 09:59:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:59:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 09:59:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 09:59:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 09:59:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 09:59:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 09:59:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 09:59:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 09:59:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:59:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:59:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 09:59:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:59:36,605 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:59:36,606 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 09:59:36,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:59:36 BoogieIcfgContainer [2019-09-21 09:59:36,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:59:36,608 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:59:36,608 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:59:36,608 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:59:36,610 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:59:36" (1/1) ... [2019-09-21 09:59:36,610 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 09:59:36,643 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:59:36,643 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:59:36,656 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:59:36,669 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:59:36,671 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:59:47,391 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 09:59:49,098 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 09:59:49,267 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 09:59:49,390 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 09:59:49,528 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 09:59:49,781 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 09:59:49,802 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 550 for LOIs [2019-09-21 09:59:49,884 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 548 for LOIs [2019-09-21 09:59:49,902 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 548 for LOIs [2019-09-21 09:59:50,124 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-21 09:59:50,301 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-21 09:59:51,033 WARN L191 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 593 DAG size of output: 593 [2019-09-21 09:59:51,549 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification that was a NOOP. DAG size: 593 [2019-09-21 09:59:52,054 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 602 [2019-09-21 09:59:52,426 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 593 DAG size of output: 593 [2019-09-21 09:59:52,733 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 593 [2019-09-21 09:59:53,119 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 602 [2019-09-21 09:59:53,650 WARN L191 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 608 [2019-09-21 09:59:54,097 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2019-09-21 09:59:54,726 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 605 [2019-09-21 09:59:55,145 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 608 [2019-09-21 09:59:55,561 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2019-09-21 09:59:56,123 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 605 [2019-09-21 09:59:56,648 WARN L191 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 607 [2019-09-21 09:59:57,150 WARN L191 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-09-21 09:59:57,874 WARN L191 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 607 [2019-09-21 09:59:58,362 WARN L191 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 607 [2019-09-21 09:59:58,909 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-09-21 09:59:59,567 WARN L191 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 607 [2019-09-21 10:00:00,199 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 157 [2019-09-21 10:00:00,688 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 623 DAG size of output: 623 [2019-09-21 10:00:01,112 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 623 [2019-09-21 10:00:01,629 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 624 [2019-09-21 10:00:02,003 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 623 DAG size of output: 623 [2019-09-21 10:00:02,429 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 623 [2019-09-21 10:00:02,912 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 624 [2019-09-21 10:00:03,670 WARN L191 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 655 DAG size of output: 643 [2019-09-21 10:00:04,222 WARN L191 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 643 [2019-09-21 10:00:05,088 WARN L191 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 644 DAG size of output: 640 [2019-09-21 10:00:05,661 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 636 [2019-09-21 10:00:06,173 WARN L191 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 636 [2019-09-21 10:00:06,797 WARN L191 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 636 [2019-09-21 10:00:07,703 WARN L191 SmtUtils]: Spent 890.00 ms on a formula simplification that was a NOOP. DAG size: 653 [2019-09-21 10:00:08,587 WARN L191 SmtUtils]: Spent 882.00 ms on a formula simplification that was a NOOP. DAG size: 653 [2019-09-21 10:00:09,741 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 654 DAG size of output: 654 [2019-09-21 10:00:10,876 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 161 [2019-09-21 10:00:10,997 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-21 10:00:11,582 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 631 [2019-09-21 10:00:12,081 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 631 [2019-09-21 10:00:12,784 WARN L191 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 632 [2019-09-21 10:00:13,341 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 631 [2019-09-21 10:00:13,834 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 631 [2019-09-21 10:00:14,437 WARN L191 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 632 [2019-09-21 10:00:15,111 WARN L191 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 670 DAG size of output: 655 [2019-09-21 10:00:15,705 WARN L191 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 655