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_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 18:29:06,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 18:29:06,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 18:29:06,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 18:29:06,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 18:29:06,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 18:29:06,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 18:29:06,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 18:29:06,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 18:29:06,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 18:29:06,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 18:29:06,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 18:29:06,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 18:29:06,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 18:29:06,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 18:29:06,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 18:29:06,414 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 18:29:06,415 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 18:29:06,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 18:29:06,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 18:29:06,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 18:29:06,421 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 18:29:06,422 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 18:29:06,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 18:29:06,425 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 18:29:06,425 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 18:29:06,426 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 18:29:06,426 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 18:29:06,427 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 18:29:06,428 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 18:29:06,428 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 18:29:06,429 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 18:29:06,430 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 18:29:06,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 18:29:06,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 18:29:06,431 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 18:29:06,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 18:29:06,432 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 18:29:06,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 18:29:06,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 18:29:06,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 18:29:06,435 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 [2019-09-17 18:29:06,449 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 18:29:06,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 18:29:06,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 18:29:06,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 18:29:06,451 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 18:29:06,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 18:29:06,451 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 18:29:06,451 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 18:29:06,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 18:29:06,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 18:29:06,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 18:29:06,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 18:29:06,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 18:29:06,452 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 18:29:06,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 18:29:06,453 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 18:29:06,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 18:29:06,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 18:29:06,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 18:29:06,454 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 18:29:06,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 18:29:06,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 18:29:06,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 18:29:06,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 18:29:06,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 18:29:06,455 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 18:29:06,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 18:29:06,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 18:29:06,455 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_DDA [2019-09-17 18:29:06,485 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 18:29:06,498 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 18:29:06,502 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 18:29:06,503 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 18:29:06,504 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 18:29:06,504 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2019-09-17 18:29:06,586 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cff38ca1/022372a3257845a2b862c0ca6b99ac89/FLAG21c355718 [2019-09-17 18:29:07,111 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 18:29:07,112 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2019-09-17 18:29:07,132 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cff38ca1/022372a3257845a2b862c0ca6b99ac89/FLAG21c355718 [2019-09-17 18:29:07,405 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cff38ca1/022372a3257845a2b862c0ca6b99ac89 [2019-09-17 18:29:07,415 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 18:29:07,416 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 18:29:07,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 18:29:07,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 18:29:07,421 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 18:29:07,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:29:07" (1/1) ... [2019-09-17 18:29:07,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a4f8dc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:29:07, skipping insertion in model container [2019-09-17 18:29:07,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:29:07" (1/1) ... [2019-09-17 18:29:07,433 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 18:29:07,495 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 18:29:08,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 18:29:08,050 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 18:29:08,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 18:29:08,192 INFO L192 MainTranslator]: Completed translation [2019-09-17 18:29:08,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:29:08 WrapperNode [2019-09-17 18:29:08,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 18:29:08,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 18:29:08,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 18:29:08,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 18:29:08,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:29:08" (1/1) ... [2019-09-17 18:29:08,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:29:08" (1/1) ... [2019-09-17 18:29:08,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:29:08" (1/1) ... [2019-09-17 18:29:08,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:29:08" (1/1) ... [2019-09-17 18:29:08,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:29:08" (1/1) ... [2019-09-17 18:29:08,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:29:08" (1/1) ... [2019-09-17 18:29:08,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:29:08" (1/1) ... [2019-09-17 18:29:08,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 18:29:08,301 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 18:29:08,301 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 18:29:08,302 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 18:29:08,302 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:29:08" (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 [2019-09-17 18:29:08,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 18:29:08,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 18:29:08,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 18:29:08,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 18:29:08,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 18:29:08,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 18:29:08,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 18:29:08,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 18:29:08,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 18:29:08,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 18:29:08,391 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 18:29:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 18:29:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 18:29:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 18:29:08,392 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 18:29:08,393 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 18:29:08,395 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 18:29:08,396 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 18:29:08,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 18:29:08,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 18:29:08,396 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 18:29:08,396 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 18:29:08,397 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 18:29:08,397 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 18:29:08,397 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 18:29:08,397 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 18:29:08,397 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 18:29:08,398 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 18:29:08,398 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 18:29:08,398 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 18:29:08,398 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 18:29:08,398 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 18:29:08,399 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 18:29:08,399 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 18:29:08,399 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 18:29:08,399 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 18:29:08,399 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 18:29:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 18:29:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 18:29:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 18:29:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 18:29:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 18:29:08,400 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 18:29:08,401 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 18:29:08,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 18:29:08,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 18:29:08,401 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 18:29:08,401 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 18:29:08,401 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 18:29:08,401 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 18:29:08,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 18:29:08,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 18:29:08,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 18:29:08,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 18:29:08,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 18:29:08,402 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 18:29:08,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 18:29:08,403 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 18:29:08,403 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 18:29:08,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 18:29:08,404 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 18:29:08,405 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 18:29:08,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 18:29:08,405 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 18:29:08,405 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 18:29:08,405 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 18:29:08,406 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 18:29:08,406 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 18:29:08,406 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 18:29:08,406 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 18:29:08,406 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 18:29:08,406 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 18:29:08,407 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 18:29:08,408 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 18:29:08,408 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 18:29:08,408 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 18:29:08,409 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 18:29:08,409 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 18:29:08,409 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 18:29:08,409 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 18:29:08,409 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 18:29:08,410 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 18:29:08,410 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 18:29:08,411 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 18:29:08,411 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 18:29:08,411 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 18:29:08,411 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 18:29:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 18:29:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 18:29:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 18:29:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 18:29:08,412 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 18:29:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 18:29:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 18:29:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 18:29:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 18:29:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 18:29:08,413 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 18:29:08,414 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 18:29:08,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 18:29:08,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 18:29:08,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 18:29:10,129 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 18:29:10,130 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 18:29:10,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:29:10 BoogieIcfgContainer [2019-09-17 18:29:10,131 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 18:29:10,132 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 18:29:10,132 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 18:29:10,132 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 18:29:10,133 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:29:10" (1/1) ... [2019-09-17 18:29:10,134 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 18:29:10,161 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 18:29:10,161 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 18:29:10,180 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 18:29:10,190 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 18:29:10,191 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 18:29:34,689 WARN L191 SmtUtils]: Spent 14.60 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 18:29:36,472 WARN L191 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 18:29:40,570 WARN L191 SmtUtils]: Spent 4.09 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 18:29:42,379 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 18:29:44,173 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 18:29:44,449 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 18:29:49,075 WARN L191 SmtUtils]: Spent 4.62 s on a formula simplification. DAG size of input: 494 DAG size of output: 437 [2019-09-17 18:29:49,091 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 447 for LOIs [2019-09-17 18:29:49,183 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 447 for LOIs [2019-09-17 18:29:49,209 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 446 for LOIs [2019-09-17 18:30:00,654 WARN L191 SmtUtils]: Spent 11.27 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-17 18:30:06,245 WARN L191 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-17 18:30:07,235 WARN L191 SmtUtils]: Spent 979.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:30:19,822 WARN L191 SmtUtils]: Spent 12.59 s on a formula simplification. DAG size of input: 515 DAG size of output: 472 [2019-09-17 18:30:30,596 WARN L191 SmtUtils]: Spent 10.77 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-17 18:30:35,943 WARN L191 SmtUtils]: Spent 5.35 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-17 18:30:36,889 WARN L191 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:30:49,465 WARN L191 SmtUtils]: Spent 12.57 s on a formula simplification. DAG size of input: 515 DAG size of output: 472 [2019-09-17 18:31:00,159 WARN L191 SmtUtils]: Spent 10.69 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-17 18:31:05,483 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-17 18:31:06,443 WARN L191 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:31:19,110 WARN L191 SmtUtils]: Spent 12.67 s on a formula simplification. DAG size of input: 515 DAG size of output: 472 [2019-09-17 18:31:29,858 WARN L191 SmtUtils]: Spent 10.75 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-17 18:31:35,228 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-17 18:31:36,178 WARN L191 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:31:48,663 WARN L191 SmtUtils]: Spent 12.48 s on a formula simplification. DAG size of input: 515 DAG size of output: 472 [2019-09-17 18:31:59,498 WARN L191 SmtUtils]: Spent 10.83 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-17 18:32:04,873 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-17 18:32:05,865 WARN L191 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:32:18,363 WARN L191 SmtUtils]: Spent 12.50 s on a formula simplification. DAG size of input: 515 DAG size of output: 472 [2019-09-17 18:32:29,124 WARN L191 SmtUtils]: Spent 10.76 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-17 18:32:34,508 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-17 18:32:35,447 WARN L191 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:32:48,144 WARN L191 SmtUtils]: Spent 12.69 s on a formula simplification. DAG size of input: 515 DAG size of output: 472 [2019-09-17 18:32:58,848 WARN L191 SmtUtils]: Spent 10.70 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-17 18:33:04,213 WARN L191 SmtUtils]: Spent 5.36 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-17 18:33:05,165 WARN L191 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:33:17,793 WARN L191 SmtUtils]: Spent 12.63 s on a formula simplification. DAG size of input: 515 DAG size of output: 472 [2019-09-17 18:33:28,590 WARN L191 SmtUtils]: Spent 10.80 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-17 18:33:33,937 WARN L191 SmtUtils]: Spent 5.35 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-17 18:33:34,897 WARN L191 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 130 [2019-09-17 18:33:47,527 WARN L191 SmtUtils]: Spent 12.63 s on a formula simplification. DAG size of input: 515 DAG size of output: 472 [2019-09-17 18:34:08,479 WARN L191 SmtUtils]: Spent 20.85 s on a formula simplification. DAG size of input: 489 DAG size of output: 487 [2019-09-17 18:34:15,355 WARN L191 SmtUtils]: Spent 6.87 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-17 18:34:15,714 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-17 18:34:31,501 WARN L191 SmtUtils]: Spent 15.79 s on a formula simplification. DAG size of input: 518 DAG size of output: 487 [2019-09-17 18:34:56,104 WARN L191 SmtUtils]: Spent 24.49 s on a formula simplification. DAG size of input: 510 DAG size of output: 507 [2019-09-17 18:35:08,360 WARN L191 SmtUtils]: Spent 12.25 s on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 18:35:08,739 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 18:35:32,645 WARN L191 SmtUtils]: Spent 23.90 s on a formula simplification. DAG size of input: 536 DAG size of output: 506 [2019-09-17 18:35:34,365 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-17 18:35:34,478 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2019-09-17 18:35:34,663 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-17 18:35:34,877 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-17 18:35:52,974 WARN L191 SmtUtils]: Spent 17.84 s on a formula simplification. DAG size of input: 515 DAG size of output: 507 [2019-09-17 18:36:01,876 WARN L191 SmtUtils]: Spent 8.90 s on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 18:36:02,358 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:36:20,395 WARN L191 SmtUtils]: Spent 18.04 s on a formula simplification. DAG size of input: 528 DAG size of output: 507 [2019-09-17 18:36:34,070 WARN L191 SmtUtils]: Spent 13.61 s on a formula simplification. DAG size of input: 503 DAG size of output: 500 [2019-09-17 18:36:40,809 WARN L191 SmtUtils]: Spent 6.74 s on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 18:36:41,193 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:36:59,594 WARN L191 SmtUtils]: Spent 18.40 s on a formula simplification. DAG size of input: 521 DAG size of output: 495 [2019-09-17 18:37:17,347 WARN L191 SmtUtils]: Spent 17.75 s on a formula simplification. DAG size of input: 516 DAG size of output: 511 [2019-09-17 18:37:26,237 WARN L191 SmtUtils]: Spent 8.89 s on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 18:37:26,628 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:37:46,942 WARN L191 SmtUtils]: Spent 20.31 s on a formula simplification. DAG size of input: 532 DAG size of output: 512 [2019-09-17 18:38:04,742 WARN L191 SmtUtils]: Spent 17.80 s on a formula simplification. DAG size of input: 520 DAG size of output: 515 [2019-09-17 18:38:13,600 WARN L191 SmtUtils]: Spent 8.86 s on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 18:38:13,945 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:38:41,804 WARN L191 SmtUtils]: Spent 27.86 s on a formula simplification. DAG size of input: 537 DAG size of output: 512 [2019-09-17 18:38:55,488 WARN L191 SmtUtils]: Spent 13.65 s on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 18:39:09,105 WARN L191 SmtUtils]: Spent 13.61 s on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 18:39:37,320 WARN L191 SmtUtils]: Spent 28.19 s on a formula simplification. DAG size of input: 556 DAG size of output: 536 [2019-09-17 18:39:55,725 WARN L191 SmtUtils]: Spent 18.31 s on a formula simplification. DAG size of input: 556 DAG size of output: 518 [2019-09-17 18:40:03,135 WARN L191 SmtUtils]: Spent 7.41 s on a formula simplification that was a NOOP. DAG size: 518 [2019-09-17 18:40:03,527 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:40:15,503 WARN L191 SmtUtils]: Spent 11.97 s on a formula simplification. DAG size of input: 539 DAG size of output: 514 [2019-09-17 18:40:16,114 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-17 18:40:16,226 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2019-09-17 18:40:16,405 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-17 18:40:16,631 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-17 18:40:25,444 WARN L191 SmtUtils]: Spent 8.56 s on a formula simplification. DAG size of input: 512 DAG size of output: 500 [2019-09-17 18:40:28,720 WARN L191 SmtUtils]: Spent 3.27 s on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 18:40:29,091 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:40:35,564 WARN L191 SmtUtils]: Spent 6.47 s on a formula simplification. DAG size of input: 517 DAG size of output: 500 [2019-09-17 18:40:47,570 WARN L191 SmtUtils]: Spent 11.98 s on a formula simplification. DAG size of input: 503 DAG size of output: 500 [2019-09-17 18:40:53,574 WARN L191 SmtUtils]: Spent 6.00 s on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 18:40:53,932 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:41:12,160 WARN L191 SmtUtils]: Spent 18.23 s on a formula simplification. DAG size of input: 517 DAG size of output: 495 [2019-09-17 18:41:24,831 WARN L191 SmtUtils]: Spent 12.67 s on a formula simplification. DAG size of input: 506 DAG size of output: 506 [2019-09-17 18:41:31,200 WARN L191 SmtUtils]: Spent 6.37 s on a formula simplification that was a NOOP. DAG size: 506 [2019-09-17 18:41:31,552 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:41:46,924 WARN L191 SmtUtils]: Spent 15.37 s on a formula simplification. DAG size of input: 523 DAG size of output: 513 [2019-09-17 18:41:59,671 WARN L191 SmtUtils]: Spent 12.74 s on a formula simplification. DAG size of input: 510 DAG size of output: 510 [2019-09-17 18:42:05,963 WARN L191 SmtUtils]: Spent 6.29 s on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 18:42:06,313 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 18:42:19,009 WARN L191 SmtUtils]: Spent 12.69 s on a formula simplification. DAG size of input: 528 DAG size of output: 512