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 LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --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-efa34d5 [2019-09-19 08:39:15,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 08:39:15,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 08:39:15,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 08:39:15,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 08:39:15,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 08:39:15,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 08:39:15,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 08:39:15,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 08:39:15,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 08:39:15,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 08:39:15,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 08:39:15,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 08:39:15,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 08:39:15,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 08:39:15,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 08:39:15,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 08:39:15,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 08:39:15,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 08:39:15,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 08:39:15,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 08:39:15,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 08:39:15,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 08:39:15,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 08:39:15,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 08:39:15,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 08:39:15,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 08:39:15,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 08:39:15,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 08:39:15,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 08:39:15,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 08:39:15,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 08:39:15,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 08:39:15,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 08:39:15,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 08:39:15,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 08:39:15,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 08:39:15,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 08:39:15,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 08:39:15,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 08:39:15,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 08:39:15,382 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 [2019-09-19 08:39:15,396 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 08:39:15,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 08:39:15,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 08:39:15,398 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 08:39:15,398 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 08:39:15,398 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 08:39:15,399 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 08:39:15,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 08:39:15,399 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 08:39:15,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 08:39:15,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 08:39:15,400 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 08:39:15,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 08:39:15,400 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 08:39:15,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 08:39:15,401 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 08:39:15,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 08:39:15,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 08:39:15,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 08:39:15,402 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 08:39:15,403 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 08:39:15,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 08:39:15,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 08:39:15,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 08:39:15,404 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 08:39:15,404 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 08:39:15,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 08:39:15,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 08:39:15,404 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 -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer 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 [2019-09-19 08:39:15,444 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 08:39:15,457 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 08:39:15,462 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 08:39:15,463 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 08:39:15,463 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 08:39:15,464 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2019-09-19 08:39:15,539 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1f59ecf/c3ba0d306e8a489fa5fe73adb83d6ee9/FLAG7a7f1ecc2 [2019-09-19 08:39:16,120 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 08:39:16,121 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2019-09-19 08:39:16,151 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1f59ecf/c3ba0d306e8a489fa5fe73adb83d6ee9/FLAG7a7f1ecc2 [2019-09-19 08:39:16,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1f59ecf/c3ba0d306e8a489fa5fe73adb83d6ee9 [2019-09-19 08:39:16,361 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 08:39:16,363 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 08:39:16,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 08:39:16,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 08:39:16,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 08:39:16,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 08:39:16" (1/1) ... [2019-09-19 08:39:16,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a93596b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:39:16, skipping insertion in model container [2019-09-19 08:39:16,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 08:39:16" (1/1) ... [2019-09-19 08:39:16,376 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 08:39:16,437 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 08:39:16,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 08:39:16,867 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 08:39:16,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 08:39:17,046 INFO L192 MainTranslator]: Completed translation [2019-09-19 08:39:17,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:39:17 WrapperNode [2019-09-19 08:39:17,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 08:39:17,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 08:39:17,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 08:39:17,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 08:39:17,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:39:17" (1/1) ... [2019-09-19 08:39:17,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:39:17" (1/1) ... [2019-09-19 08:39:17,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:39:17" (1/1) ... [2019-09-19 08:39:17,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:39:17" (1/1) ... [2019-09-19 08:39:17,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:39:17" (1/1) ... [2019-09-19 08:39:17,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:39:17" (1/1) ... [2019-09-19 08:39:17,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:39:17" (1/1) ... [2019-09-19 08:39:17,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 08:39:17,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 08:39:17,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 08:39:17,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 08:39:17,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:39:17" (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 [2019-09-19 08:39:17,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 08:39:17,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 08:39:17,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 08:39:17,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 08:39:17,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 08:39:17,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 08:39:17,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 08:39:17,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 08:39:17,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 08:39:17,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 08:39:17,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 08:39:17,198 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 08:39:17,199 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 08:39:17,199 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 08:39:17,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 08:39:17,199 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 08:39:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 08:39:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 08:39:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 08:39:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 08:39:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 08:39:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 08:39:17,203 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 08:39:17,204 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 08:39:17,204 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 08:39:17,204 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 08:39:17,204 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 08:39:17,204 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 08:39:17,204 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 08:39:17,204 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 08:39:17,205 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 08:39:17,205 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 08:39:17,205 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 08:39:17,205 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 08:39:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 08:39:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 08:39:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 08:39:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 08:39:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 08:39:17,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 08:39:17,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 08:39:17,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 08:39:17,207 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 08:39:17,207 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 08:39:17,207 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 08:39:17,207 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 08:39:17,207 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 08:39:17,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 08:39:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 08:39:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 08:39:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 08:39:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 08:39:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 08:39:17,208 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 08:39:17,209 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 08:39:17,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 08:39:17,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 08:39:17,209 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 08:39:17,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 08:39:17,210 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 08:39:17,210 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 08:39:17,210 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 08:39:17,210 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 08:39:17,210 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 08:39:17,211 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 08:39:17,211 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 08:39:17,211 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 08:39:17,211 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 08:39:17,211 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 08:39:17,211 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 08:39:17,211 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 08:39:17,212 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 08:39:17,212 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 08:39:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 08:39:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 08:39:17,213 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 08:39:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 08:39:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 08:39:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 08:39:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 08:39:17,214 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 08:39:17,215 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 08:39:17,215 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 08:39:17,216 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 08:39:17,216 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 08:39:17,216 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 08:39:17,216 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 08:39:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 08:39:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 08:39:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 08:39:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 08:39:17,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 08:39:17,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 08:39:17,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 08:39:18,729 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 08:39:18,729 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 08:39:18,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 08:39:18 BoogieIcfgContainer [2019-09-19 08:39:18,731 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 08:39:18,731 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 08:39:18,731 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 08:39:18,732 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 08:39:18,733 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 08:39:18" (1/1) ... [2019-09-19 08:39:18,733 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 08:39:18,760 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 08:39:18,760 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 08:39:18,770 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 08:39:18,781 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 08:39:18,782 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 08:39:30,341 WARN L191 SmtUtils]: Spent 11.42 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 08:39:41,463 WARN L191 SmtUtils]: Spent 11.12 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 08:40:05,073 WARN L191 SmtUtils]: Spent 13.75 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 08:40:06,782 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 08:40:10,511 WARN L191 SmtUtils]: Spent 3.72 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 08:40:10,520 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 08:40:12,307 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:40:14,025 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:40:15,767 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:40:17,506 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:40:19,303 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 08:40:21,069 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 08:40:22,823 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:40:24,526 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 08:40:24,534 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 08:40:26,282 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 08:40:28,018 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 08:40:28,026 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 08:40:31,636 WARN L191 SmtUtils]: Spent 3.47 s on a formula simplification. DAG size of input: 433 DAG size of output: 427 [2019-09-19 08:40:33,327 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-19 08:40:44,301 WARN L191 SmtUtils]: Spent 10.93 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 08:40:49,632 WARN L191 SmtUtils]: Spent 5.33 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 08:41:00,545 WARN L191 SmtUtils]: Spent 10.91 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 08:41:05,828 WARN L191 SmtUtils]: Spent 5.28 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 08:41:16,672 WARN L191 SmtUtils]: Spent 10.84 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 08:41:21,965 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 08:41:32,860 WARN L191 SmtUtils]: Spent 10.89 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 08:41:38,178 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 08:41:49,074 WARN L191 SmtUtils]: Spent 10.89 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 08:41:54,404 WARN L191 SmtUtils]: Spent 5.33 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 08:42:05,345 WARN L191 SmtUtils]: Spent 10.94 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 08:42:10,750 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 08:42:21,041 WARN L191 SmtUtils]: Spent 10.19 s on a formula simplification. DAG size of input: 435 DAG size of output: 430 [2019-09-19 08:42:26,093 WARN L191 SmtUtils]: Spent 5.05 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 08:42:43,171 WARN L191 SmtUtils]: Spent 17.02 s on a formula simplification. DAG size of input: 474 DAG size of output: 470 [2019-09-19 08:42:50,455 WARN L191 SmtUtils]: Spent 7.28 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-19 08:43:07,507 WARN L191 SmtUtils]: Spent 17.02 s on a formula simplification. DAG size of input: 479 DAG size of output: 472 [2019-09-19 08:43:14,773 WARN L191 SmtUtils]: Spent 7.26 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-19 08:43:31,675 WARN L191 SmtUtils]: Spent 16.90 s on a formula simplification. DAG size of input: 479 DAG size of output: 472 [2019-09-19 08:43:39,030 WARN L191 SmtUtils]: Spent 7.35 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-19 08:43:40,743 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 436 DAG size of output: 1 [2019-09-19 08:43:54,372 WARN L191 SmtUtils]: Spent 13.63 s on a formula simplification. DAG size of input: 438 DAG size of output: 437 [2019-09-19 08:44:01,154 WARN L191 SmtUtils]: Spent 6.78 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 08:44:07,953 WARN L191 SmtUtils]: Spent 6.79 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 08:44:14,732 WARN L191 SmtUtils]: Spent 6.78 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 08:44:41,602 WARN L191 SmtUtils]: Spent 26.83 s on a formula simplification. DAG size of input: 506 DAG size of output: 496 [2019-09-19 08:44:53,722 WARN L191 SmtUtils]: Spent 12.12 s on a formula simplification that was a NOOP. DAG size: 496 [2019-09-19 08:45:18,544 WARN L191 SmtUtils]: Spent 24.82 s on a formula simplification. DAG size of input: 500 DAG size of output: 500 [2019-09-19 08:45:18,954 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 22 [2019-09-19 08:45:19,166 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-19 08:45:19,602 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2019-09-19 08:45:21,727 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 454 DAG size of output: 11 [2019-09-19 08:45:21,982 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-19 08:45:22,124 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-19 08:45:22,591 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-19 08:45:23,022 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 22 [2019-09-19 08:45:23,233 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-19 08:45:23,646 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 29 [2019-09-19 08:45:34,252 WARN L191 SmtUtils]: Spent 10.33 s on a formula simplification. DAG size of input: 435 DAG size of output: 430 [2019-09-19 08:45:39,369 WARN L191 SmtUtils]: Spent 5.12 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 08:45:58,912 WARN L191 SmtUtils]: Spent 19.50 s on a formula simplification. DAG size of input: 477 DAG size of output: 472 [2019-09-19 08:46:07,538 WARN L191 SmtUtils]: Spent 8.62 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-19 08:46:27,029 WARN L191 SmtUtils]: Spent 19.46 s on a formula simplification. DAG size of input: 482 DAG size of output: 474 [2019-09-19 08:46:35,549 WARN L191 SmtUtils]: Spent 8.52 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-19 08:46:54,873 WARN L191 SmtUtils]: Spent 19.32 s on a formula simplification. DAG size of input: 482 DAG size of output: 474 [2019-09-19 08:47:03,503 WARN L191 SmtUtils]: Spent 8.63 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-19 08:47:05,437 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 436 DAG size of output: 1 [2019-09-19 08:47:22,350 WARN L191 SmtUtils]: Spent 16.91 s on a formula simplification. DAG size of input: 438 DAG size of output: 437 [2019-09-19 08:47:30,767 WARN L191 SmtUtils]: Spent 8.42 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 08:47:39,206 WARN L191 SmtUtils]: Spent 8.43 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 08:47:47,623 WARN L191 SmtUtils]: Spent 8.42 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 08:48:20,878 WARN L191 SmtUtils]: Spent 33.22 s on a formula simplification. DAG size of input: 513 DAG size of output: 499 [2019-09-19 08:48:35,182 WARN L191 SmtUtils]: Spent 14.30 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-19 08:49:04,174 WARN L191 SmtUtils]: Spent 28.99 s on a formula simplification. DAG size of input: 503 DAG size of output: 503 [2019-09-19 08:49:04,572 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 22 [2019-09-19 08:49:04,781 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-19 08:49:07,280 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 454 DAG size of output: 11 [2019-09-19 08:49:07,535 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-19 08:49:08,149 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-19 08:49:08,569 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 22 [2019-09-19 08:49:08,777 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-19 08:49:09,180 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 29 [2019-09-19 08:49:09,728 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-19 08:49:10,042 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-09-19 08:49:10,244 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-19 08:49:10,641 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 22 [2019-09-19 08:49:10,848 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-19 08:49:11,122 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 28 [2019-09-19 08:49:11,271 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2019-09-19 08:49:21,969 WARN L191 SmtUtils]: Spent 10.55 s on a formula simplification. DAG size of input: 435 DAG size of output: 430 [2019-09-19 08:49:27,307 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 08:49:47,787 WARN L191 SmtUtils]: Spent 20.43 s on a formula simplification. DAG size of input: 477 DAG size of output: 472 [2019-09-19 08:49:56,836 WARN L191 SmtUtils]: Spent 9.05 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-19 08:50:17,253 WARN L191 SmtUtils]: Spent 20.39 s on a formula simplification. DAG size of input: 482 DAG size of output: 474 [2019-09-19 08:50:26,035 WARN L191 SmtUtils]: Spent 8.78 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-19 08:50:46,162 WARN L191 SmtUtils]: Spent 20.13 s on a formula simplification. DAG size of input: 482 DAG size of output: 474 [2019-09-19 08:50:54,864 WARN L191 SmtUtils]: Spent 8.70 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-19 08:50:56,764 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 436 DAG size of output: 1 [2019-09-19 08:51:13,633 WARN L191 SmtUtils]: Spent 16.87 s on a formula simplification. DAG size of input: 438 DAG size of output: 437 [2019-09-19 08:51:22,094 WARN L191 SmtUtils]: Spent 8.46 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 08:51:30,558 WARN L191 SmtUtils]: Spent 8.46 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 08:51:39,029 WARN L191 SmtUtils]: Spent 8.47 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 08:52:09,721 WARN L191 SmtUtils]: Spent 30.67 s on a formula simplification. DAG size of input: 508 DAG size of output: 495 [2019-09-19 08:52:22,946 WARN L191 SmtUtils]: Spent 13.22 s on a formula simplification that was a NOOP. DAG size: 495