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_spec2_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:34:10,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:34:10,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:34:10,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:34:10,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:34:10,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:34:10,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:34:10,220 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:34:10,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:34:10,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:34:10,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:34:10,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:34:10,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:34:10,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:34:10,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:34:10,232 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:34:10,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:34:10,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:34:10,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:34:10,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:34:10,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:34:10,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:34:10,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:34:10,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:34:10,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:34:10,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:34:10,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:34:10,245 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:34:10,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:34:10,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:34:10,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:34:10,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:34:10,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:34:10,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:34:10,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:34:10,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:34:10,256 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:34:10,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:34:10,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:34:10,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:34:10,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:34:10,260 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 19:34:10,289 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:34:10,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:34:10,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:34:10,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:34:10,294 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:34:10,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:34:10,294 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:34:10,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:34:10,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:34:10,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:34:10,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:34:10,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:34:10,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:34:10,297 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:34:10,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:34:10,298 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:34:10,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:34:10,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:34:10,298 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:34:10,298 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:34:10,299 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:34:10,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:34:10,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:34:10,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:34:10,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:34:10,300 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:34:10,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:34:10,300 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:34:10,301 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 19:34:10,359 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:34:10,378 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:34:10,383 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:34:10,386 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:34:10,387 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:34:10,391 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2019-09-20 19:34:10,446 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e48b4df8/09afce3ce0524650a43ba554dafd0b81/FLAG1b42d4812 [2019-09-20 19:34:10,931 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:34:10,935 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2019-09-20 19:34:10,950 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e48b4df8/09afce3ce0524650a43ba554dafd0b81/FLAG1b42d4812 [2019-09-20 19:34:11,257 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e48b4df8/09afce3ce0524650a43ba554dafd0b81 [2019-09-20 19:34:11,266 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:34:11,268 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:34:11,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:34:11,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:34:11,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:34:11,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:34:11" (1/1) ... [2019-09-20 19:34:11,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fe97291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11, skipping insertion in model container [2019-09-20 19:34:11,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:34:11" (1/1) ... [2019-09-20 19:34:11,283 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:34:11,340 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:34:11,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:34:11,751 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:34:11,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:34:11,885 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:34:11,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11 WrapperNode [2019-09-20 19:34:11,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:34:11,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:34:11,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:34:11,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:34:11,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11" (1/1) ... [2019-09-20 19:34:11,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11" (1/1) ... [2019-09-20 19:34:11,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11" (1/1) ... [2019-09-20 19:34:11,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11" (1/1) ... [2019-09-20 19:34:11,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11" (1/1) ... [2019-09-20 19:34:11,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11" (1/1) ... [2019-09-20 19:34:11,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11" (1/1) ... [2019-09-20 19:34:11,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:34:11,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:34:11,972 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:34:11,972 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:34:11,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11" (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 19:34:12,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:34:12,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:34:12,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:34:12,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:34:12,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:34:12,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:34:12,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:34:12,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:34:12,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:34:12,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:34:12,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:34:12,033 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:34:12,034 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:34:12,034 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:34:12,034 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:34:12,034 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:34:12,034 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:34:12,034 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:34:12,035 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:34:12,035 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:34:12,035 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:34:12,035 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:34:12,035 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:34:12,035 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:34:12,036 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:34:12,036 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:34:12,036 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:34:12,036 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:34:12,036 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:34:12,036 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:34:12,037 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:34:12,037 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:34:12,037 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:34:12,037 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:34:12,037 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:34:12,037 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:34:12,038 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:34:12,038 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:34:12,038 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:34:12,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:34:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:34:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:34:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:34:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:34:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:34:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:34:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:34:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:34:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:34:12,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:34:12,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:34:12,040 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:34:12,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:34:12,040 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:34:12,040 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:34:12,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:34:12,041 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:34:12,041 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:34:12,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:34:12,041 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:34:12,041 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:34:12,041 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:34:12,042 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:34:12,042 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:34:12,042 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:34:12,042 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:34:12,042 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:34:12,042 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:34:12,042 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:34:12,043 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:34:12,043 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:34:12,043 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:34:12,043 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:34:12,043 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:34:12,043 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:34:12,044 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:34:12,044 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:34:12,044 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:34:12,044 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:34:12,044 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:34:12,044 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:34:12,045 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:34:12,045 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:34:12,045 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:34:12,045 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:34:12,045 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:34:12,045 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:34:12,046 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:34:12,046 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:34:12,046 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:34:12,046 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:34:12,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:34:12,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:34:12,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:34:13,260 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:34:13,261 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:34:13,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:34:13 BoogieIcfgContainer [2019-09-20 19:34:13,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:34:13,264 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:34:13,264 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:34:13,264 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:34:13,266 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:34:13" (1/1) ... [2019-09-20 19:34:13,267 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 19:34:13,303 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:34:13,304 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:34:13,315 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:34:13,325 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:34:13,327 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:34:13,873 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-20 19:34:14,029 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2019-09-20 19:34:14,280 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-20 19:34:14,486 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-20 19:34:14,774 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-20 19:34:15,031 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-20 19:34:15,508 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-20 19:34:15,811 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-20 19:34:16,331 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-20 19:34:16,776 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-20 19:34:17,479 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-20 19:34:18,038 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-20 19:34:18,888 WARN L191 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-20 19:34:19,408 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-20 19:34:19,720 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:34:20,612 WARN L191 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-20 19:34:21,289 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-20 19:34:21,686 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:34:22,764 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-20 19:34:22,943 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:34:23,595 WARN L191 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-20 19:34:24,024 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:34:25,054 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-20 19:34:25,914 WARN L191 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-20 19:34:26,400 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:34:27,753 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 336 DAG size of output: 164 [2019-09-20 19:34:28,725 WARN L191 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 159 [2019-09-20 19:34:29,590 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:34:31,930 WARN L191 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 401 DAG size of output: 173 [2019-09-20 19:34:32,985 WARN L191 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 168 [2019-09-20 19:34:34,124 WARN L191 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:34:37,144 WARN L191 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 474 DAG size of output: 214 [2019-09-20 19:34:38,467 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 259 DAG size of output: 209 [2019-09-20 19:34:39,836 WARN L191 SmtUtils]: Spent 828.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:34:43,821 WARN L191 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 545 DAG size of output: 241 [2019-09-20 19:34:45,357 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 282 DAG size of output: 236 [2019-09-20 19:34:47,091 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:34:51,659 WARN L191 SmtUtils]: Spent 4.55 s on a formula simplification. DAG size of input: 614 DAG size of output: 260 [2019-09-20 19:34:53,449 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 305 DAG size of output: 255 [2019-09-20 19:34:55,554 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 499