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_spec5_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 14:30:34,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 14:30:34,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 14:30:34,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 14:30:34,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 14:30:34,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 14:30:34,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 14:30:34,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 14:30:34,351 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 14:30:34,352 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 14:30:34,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 14:30:34,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 14:30:34,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 14:30:34,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 14:30:34,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 14:30:34,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 14:30:34,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 14:30:34,359 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 14:30:34,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 14:30:34,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 14:30:34,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 14:30:34,365 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 14:30:34,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 14:30:34,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 14:30:34,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 14:30:34,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 14:30:34,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 14:30:34,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 14:30:34,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 14:30:34,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 14:30:34,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 14:30:34,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 14:30:34,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 14:30:34,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 14:30:34,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 14:30:34,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 14:30:34,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 14:30:34,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 14:30:34,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 14:30:34,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 14:30:34,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 14:30:34,379 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 [2019-09-18 14:30:34,393 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 14:30:34,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 14:30:34,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 14:30:34,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 14:30:34,395 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 14:30:34,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 14:30:34,396 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 14:30:34,396 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 14:30:34,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 14:30:34,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 14:30:34,396 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 14:30:34,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 14:30:34,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 14:30:34,397 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 14:30:34,397 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 14:30:34,397 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 14:30:34,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 14:30:34,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 14:30:34,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 14:30:34,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 14:30:34,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 14:30:34,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 14:30:34,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 14:30:34,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 14:30:34,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 14:30:34,399 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 14:30:34,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 14:30:34,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 14:30:34,400 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 [2019-09-18 14:30:34,430 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 14:30:34,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 14:30:34,447 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 14:30:34,449 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 14:30:34,449 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 14:30:34,450 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product24.cil.c [2019-09-18 14:30:34,524 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea84b4ecc/b9e157e08000479c8c4fd80e4c73f56c/FLAG0651e26c1 [2019-09-18 14:30:34,997 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 14:30:34,998 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product24.cil.c [2019-09-18 14:30:35,017 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea84b4ecc/b9e157e08000479c8c4fd80e4c73f56c/FLAG0651e26c1 [2019-09-18 14:30:35,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea84b4ecc/b9e157e08000479c8c4fd80e4c73f56c [2019-09-18 14:30:35,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 14:30:35,332 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 14:30:35,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 14:30:35,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 14:30:35,336 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 14:30:35,337 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:30:35" (1/1) ... [2019-09-18 14:30:35,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d2bbd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:30:35, skipping insertion in model container [2019-09-18 14:30:35,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:30:35" (1/1) ... [2019-09-18 14:30:35,346 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 14:30:35,400 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 14:30:36,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:30:36,051 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 14:30:36,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:30:36,218 INFO L192 MainTranslator]: Completed translation [2019-09-18 14:30:36,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:30:36 WrapperNode [2019-09-18 14:30:36,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 14:30:36,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 14:30:36,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 14:30:36,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 14:30:36,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:30:36" (1/1) ... [2019-09-18 14:30:36,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:30:36" (1/1) ... [2019-09-18 14:30:36,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:30:36" (1/1) ... [2019-09-18 14:30:36,248 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:30:36" (1/1) ... [2019-09-18 14:30:36,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:30:36" (1/1) ... [2019-09-18 14:30:36,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:30:36" (1/1) ... [2019-09-18 14:30:36,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:30:36" (1/1) ... [2019-09-18 14:30:36,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 14:30:36,301 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 14:30:36,301 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 14:30:36,301 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 14:30:36,302 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:30:36" (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 [2019-09-18 14:30:36,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 14:30:36,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 14:30:36,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 14:30:36,366 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 14:30:36,366 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 14:30:36,366 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 14:30:36,366 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 14:30:36,367 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 14:30:36,367 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 14:30:36,367 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 14:30:36,367 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 14:30:36,367 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 14:30:36,368 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 14:30:36,368 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 14:30:36,368 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 14:30:36,368 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 14:30:36,368 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 14:30:36,368 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 14:30:36,369 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 14:30:36,369 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 14:30:36,369 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 14:30:36,369 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-18 14:30:36,369 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 14:30:36,369 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 14:30:36,370 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 14:30:36,370 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 14:30:36,370 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 14:30:36,370 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 14:30:36,370 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 14:30:36,371 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 14:30:36,371 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 14:30:36,371 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 14:30:36,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 14:30:36,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 14:30:36,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 14:30:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 14:30:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 14:30:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 14:30:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:30:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:30:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:30:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 14:30:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 14:30:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 14:30:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 14:30:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 14:30:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 14:30:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 14:30:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 14:30:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 14:30:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 14:30:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 14:30:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:30:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 14:30:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 14:30:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 14:30:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 14:30:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 14:30:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 14:30:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 14:30:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 14:30:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 14:30:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 14:30:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 14:30:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 14:30:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 14:30:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 14:30:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 14:30:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 14:30:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 14:30:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 14:30:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:30:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:30:36,380 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 14:30:36,380 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 14:30:36,381 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 14:30:36,381 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-18 14:30:36,381 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 14:30:36,381 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 14:30:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 14:30:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 14:30:36,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 14:30:36,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 14:30:36,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 14:30:36,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 14:30:36,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 14:30:36,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 14:30:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 14:30:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 14:30:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 14:30:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 14:30:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 14:30:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 14:30:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 14:30:36,386 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 14:30:36,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 14:30:36,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 14:30:36,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 14:30:37,621 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 14:30:37,622 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 14:30:37,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:30:37 BoogieIcfgContainer [2019-09-18 14:30:37,623 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 14:30:37,624 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 14:30:37,624 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 14:30:37,624 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 14:30:37,625 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:30:37" (1/1) ... [2019-09-18 14:30:37,626 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 [2019-09-18 14:30:37,651 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 14:30:37,652 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 14:30:37,668 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 14:30:37,677 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 14:30:37,678 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 14:30:38,352 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2019-09-18 14:30:38,614 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 77 [2019-09-18 14:30:38,907 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 109 [2019-09-18 14:30:39,160 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 104 [2019-09-18 14:30:39,624 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 128 [2019-09-18 14:30:40,057 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 123 [2019-09-18 14:30:40,731 WARN L191 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 147 [2019-09-18 14:30:41,327 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 144 [2019-09-18 14:30:42,225 WARN L191 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 157 [2019-09-18 14:30:42,920 WARN L191 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 154 [2019-09-18 14:30:43,992 WARN L191 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 175 [2019-09-18 14:30:44,777 WARN L191 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 170 [2019-09-18 14:30:45,007 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-18 14:30:46,159 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 244 DAG size of output: 196 [2019-09-18 14:30:47,189 WARN L191 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 193 [2019-09-18 14:30:49,009 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 276 DAG size of output: 229 [2019-09-18 14:30:50,338 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 265 DAG size of output: 228 [2019-09-18 14:30:52,559 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 291 DAG size of output: 248 [2019-09-18 14:30:54,043 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 286 DAG size of output: 245 [2019-09-18 14:30:54,454 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 14:30:56,758 WARN L191 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 342 DAG size of output: 270 [2019-09-18 14:30:57,019 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 14:30:58,670 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 320 DAG size of output: 271 [2019-09-18 14:30:59,091 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 14:31:01,987 WARN L191 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 370 DAG size of output: 288 [2019-09-18 14:31:03,914 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 329 DAG size of output: 285 [2019-09-18 14:31:04,456 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 14:31:07,606 WARN L191 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 382 DAG size of output: 308 [2019-09-18 14:31:09,738 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 345 DAG size of output: 303 [2019-09-18 14:31:10,192 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-18 14:31:12,904 WARN L191 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 451 DAG size of output: 317 [2019-09-18 14:31:15,190 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 365 DAG size of output: 312 [2019-09-18 14:31:16,245 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-18 14:31:20,842 WARN L191 SmtUtils]: Spent 4.59 s on a formula simplification. DAG size of input: 472 DAG size of output: 326 [2019-09-18 14:31:23,306 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 374 DAG size of output: 321 [2019-09-18 14:31:24,683 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2019-09-18 14:31:30,323 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification. DAG size of input: 522 DAG size of output: 334 [2019-09-18 14:31:30,639 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 14:31:33,033 WARN L191 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 389 DAG size of output: 331 [2019-09-18 14:31:34,889 WARN L191 SmtUtils]: Spent 755.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2019-09-18 14:31:41,511 WARN L191 SmtUtils]: Spent 6.61 s on a formula simplification. DAG size of input: 626 DAG size of output: 344 [2019-09-18 14:31:41,851 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 14:31:44,408 WARN L191 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 404 DAG size of output: 341 [2019-09-18 14:31:46,614 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 417 [2019-09-18 14:31:54,019 WARN L191 SmtUtils]: Spent 7.39 s on a formula simplification. DAG size of input: 620 DAG size of output: 354 [2019-09-18 14:31:54,393 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 14:31:57,131 WARN L191 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 415 DAG size of output: 351 [2019-09-18 14:31:59,995 WARN L191 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 14:32:09,166 WARN L191 SmtUtils]: Spent 9.16 s on a formula simplification. DAG size of input: 710 DAG size of output: 364 [2019-09-18 14:32:09,622 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-18 14:32:12,648 WARN L191 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 433 DAG size of output: 363 [2019-09-18 14:32:15,952 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 557 [2019-09-18 14:32:26,735 WARN L191 SmtUtils]: Spent 10.77 s on a formula simplification. DAG size of input: 796 DAG size of output: 376 [2019-09-18 14:32:27,219 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-18 14:32:30,475 WARN L191 SmtUtils]: Spent 3.25 s on a formula simplification. DAG size of input: 435 DAG size of output: 375 [2019-09-18 14:32:34,541 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 631 [2019-09-18 14:32:47,021 WARN L191 SmtUtils]: Spent 12.46 s on a formula simplification. DAG size of input: 858 DAG size of output: 389 [2019-09-18 14:32:47,477 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 14:32:50,864 WARN L191 SmtUtils]: Spent 3.38 s on a formula simplification. DAG size of input: 458 DAG size of output: 384 [2019-09-18 14:32:56,073 WARN L191 SmtUtils]: Spent 2.52 s on a formula simplification that was a NOOP. DAG size: 717 [2019-09-18 14:33:10,121 WARN L191 SmtUtils]: Spent 14.03 s on a formula simplification. DAG size of input: 969 DAG size of output: 397 [2019-09-18 14:33:10,699 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-09-18 14:33:14,523 WARN L191 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 466 DAG size of output: 398 [2019-09-18 14:33:20,199 WARN L191 SmtUtils]: Spent 3.02 s on a formula simplification that was a NOOP. DAG size: 795 [2019-09-18 14:33:36,810 WARN L191 SmtUtils]: Spent 16.59 s on a formula simplification. DAG size of input: 1048 DAG size of output: 411 [2019-09-18 14:33:37,435 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 14:33:41,531 WARN L191 SmtUtils]: Spent 4.09 s on a formula simplification. DAG size of input: 482 DAG size of output: 412 [2019-09-18 14:33:48,630 WARN L191 SmtUtils]: Spent 3.65 s on a formula simplification that was a NOOP. DAG size: 877 [2019-09-18 14:34:08,284 WARN L191 SmtUtils]: Spent 19.62 s on a formula simplification. DAG size of input: 1077 DAG size of output: 425 [2019-09-18 14:34:08,892 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 14:34:13,127 WARN L191 SmtUtils]: Spent 4.23 s on a formula simplification. DAG size of input: 510 DAG size of output: 422 [2019-09-18 14:34:15,093 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 14:34:17,043 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 14:34:17,059 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 14:34:17,122 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 14:34:17,152 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 14:34:30,566 WARN L191 SmtUtils]: Spent 13.06 s on a formula simplification. DAG size of input: 458 DAG size of output: 455 [2019-09-18 14:34:36,956 WARN L191 SmtUtils]: Spent 6.39 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 14:34:49,929 WARN L191 SmtUtils]: Spent 12.97 s on a formula simplification. DAG size of input: 458 DAG size of output: 455 [2019-09-18 14:34:56,343 WARN L191 SmtUtils]: Spent 6.41 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 14:35:13,571 WARN L191 SmtUtils]: Spent 17.12 s on a formula simplification. DAG size of input: 461 DAG size of output: 460 [2019-09-18 14:35:13,679 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 14:35:13,797 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 14:35:13,907 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-18 14:35:14,222 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-18 14:35:27,228 WARN L191 SmtUtils]: Spent 12.99 s on a formula simplification. DAG size of input: 459 DAG size of output: 453 [2019-09-18 14:35:33,656 WARN L191 SmtUtils]: Spent 6.43 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 14:35:33,922 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 76 [2019-09-18 14:35:34,026 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 14:35:55,138 WARN L191 SmtUtils]: Spent 21.08 s on a formula simplification. DAG size of input: 468 DAG size of output: 465 [2019-09-18 14:36:05,595 WARN L191 SmtUtils]: Spent 10.46 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:36:26,770 WARN L191 SmtUtils]: Spent 21.17 s on a formula simplification. DAG size of input: 468 DAG size of output: 465 [2019-09-18 14:36:37,227 WARN L191 SmtUtils]: Spent 10.46 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:36:47,858 WARN L191 SmtUtils]: Spent 10.57 s on a formula simplification that was a NOOP. DAG size: 492 [2019-09-18 14:36:58,404 WARN L191 SmtUtils]: Spent 10.54 s on a formula simplification that was a NOOP. DAG size: 492 [2019-09-18 14:37:35,579 WARN L191 SmtUtils]: Spent 37.17 s on a formula simplification. DAG size of input: 504 DAG size of output: 502 [2019-09-18 14:37:36,927 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 14:37:37,156 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 14:37:37,484 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-18 14:37:37,645 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 14:37:38,073 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2019-09-18 14:37:38,233 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-18 14:37:38,580 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2019-09-18 14:37:38,770 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-18 14:37:38,966 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2019-09-18 14:37:39,490 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2019-09-18 14:37:40,018 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 14:37:40,250 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 14:37:40,483 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 14:37:40,714 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 14:37:40,946 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 14:37:41,177 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 14:37:41,511 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-18 14:37:41,771 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-18 14:37:42,022 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-18 14:37:42,288 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-18 14:37:42,540 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-18 14:37:42,705 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-18 14:37:45,046 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 14:37:47,227 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 14:37:49,422 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 14:37:51,645 WARN L191 SmtUtils]: Spent 2.22 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 14:37:51,809 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 17 [2019-09-18 14:37:54,084 WARN L191 SmtUtils]: Spent 2.22 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:37:54,191 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 14:37:56,419 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 14:37:56,526 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 14:37:56,859 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2019-09-18 14:37:57,000 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-18 14:37:57,291 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2019-09-18 14:37:57,430 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-18 14:37:57,596 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2019-09-18 14:37:58,074 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2019-09-18 14:37:58,205 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 19 [2019-09-18 14:37:58,289 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 26 for LOIs [2019-09-18 14:37:58,729 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-18 14:37:58,986 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2019-09-18 14:37:59,268 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-09-18 14:37:59,540 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2019-09-18 14:37:59,819 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2019-09-18 14:38:00,119 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 60 [2019-09-18 14:38:00,222 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-18 14:38:00,439 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 61 [2019-09-18 14:38:00,800 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2019-09-18 14:38:00,919 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 14:38:01,102 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-18 14:38:01,105 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-18 14:38:01,130 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 14:38:01,130 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 14:38:01,133 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 818#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-18 14:38:01,141 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 14:38:01,141 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 14:38:01,142 INFO L168 Benchmark]: Toolchain (without parser) took 445811.56 ms. Allocated memory was 139.5 MB in the beginning and 142.1 MB in the end (delta: 2.6 MB). Free memory was 86.0 MB in the beginning and 99.8 MB in the end (delta: -13.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 14:38:01,143 INFO L168 Benchmark]: CDTParser took 1.21 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 14:38:01,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 886.02 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 85.8 MB in the beginning and 166.5 MB in the end (delta: -80.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. [2019-09-18 14:38:01,144 INFO L168 Benchmark]: Boogie Preprocessor took 79.18 ms. Allocated memory is still 201.9 MB. Free memory was 166.5 MB in the beginning and 162.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-18 14:38:01,144 INFO L168 Benchmark]: RCFGBuilder took 1322.44 ms. Allocated memory was 201.9 MB in the beginning and 225.4 MB in the end (delta: 23.6 MB). Free memory was 162.1 MB in the beginning and 174.1 MB in the end (delta: -12.0 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. [2019-09-18 14:38:01,144 INFO L168 Benchmark]: Sifa took 443517.64 ms. Allocated memory was 225.4 MB in the beginning and 142.1 MB in the end (delta: -83.4 MB). Free memory was 174.1 MB in the beginning and 99.8 MB in the end (delta: 74.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 14:38:01,146 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21 ms. Allocated memory is still 139.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 886.02 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 85.8 MB in the beginning and 166.5 MB in the end (delta: -80.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.18 ms. Allocated memory is still 201.9 MB. Free memory was 166.5 MB in the beginning and 162.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1322.44 ms. Allocated memory was 201.9 MB in the beginning and 225.4 MB in the end (delta: 23.6 MB). Free memory was 162.1 MB in the beginning and 174.1 MB in the end (delta: -12.0 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. * Sifa took 443517.64 ms. Allocated memory was 225.4 MB in the beginning and 142.1 MB in the end (delta: -83.4 MB). Free memory was 174.1 MB in the beginning and 99.8 MB in the end (delta: 74.3 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 443482, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 484, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 397, TOOLS_POST_TIME[ms]: 215445, TOOLS_POST_CALL_APPLICATIONS: 77, TOOLS_POST_CALL_TIME[ms]: 146, TOOLS_POST_RETURN_APPLICATIONS: 68, TOOLS_POST_RETURN_TIME[ms]: 67, TOOLS_QUANTIFIERELIM_APPLICATIONS: 541, TOOLS_QUANTIFIERELIM_TIME[ms]: 215502, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 31597, FLUID_QUERY_TIME[ms]: 19, FLUID_QUERIES: 492, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 107, DOMAIN_JOIN_TIME[ms]: 225793, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 1391, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 15, DOMAIN_ISBOTTOM_APPLICATIONS: 55, DOMAIN_ISBOTTOM_TIME[ms]: 432, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 205189, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 205189, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 68, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 220662, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 220660, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 14, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 48, DAG_COMPRESSION_PROCESSED_NODES: 1232, DAG_COMPRESSION_RETAINED_NODES: 481 - UnprovableResult [Line: 975]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 818#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...