java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 00:36:21,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 00:36:21,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 00:36:21,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 00:36:21,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 00:36:21,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 00:36:21,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 00:36:21,433 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 00:36:21,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 00:36:21,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 00:36:21,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 00:36:21,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 00:36:21,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 00:36:21,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 00:36:21,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 00:36:21,441 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 00:36:21,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 00:36:21,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 00:36:21,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 00:36:21,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 00:36:21,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 00:36:21,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 00:36:21,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 00:36:21,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 00:36:21,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 00:36:21,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 00:36:21,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 00:36:21,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 00:36:21,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 00:36:21,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 00:36:21,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 00:36:21,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 00:36:21,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 00:36:21,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 00:36:21,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 00:36:21,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 00:36:21,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 00:36:21,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 00:36:21,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 00:36:21,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 00:36:21,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 00:36:21,462 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-19 00:36:21,476 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 00:36:21,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 00:36:21,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 00:36:21,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 00:36:21,478 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 00:36:21,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 00:36:21,478 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 00:36:21,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 00:36:21,479 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 00:36:21,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 00:36:21,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 00:36:21,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 00:36:21,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 00:36:21,480 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 00:36:21,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 00:36:21,480 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 00:36:21,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 00:36:21,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 00:36:21,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 00:36:21,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 00:36:21,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 00:36:21,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 00:36:21,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 00:36:21,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 00:36:21,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 00:36:21,482 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 00:36:21,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 00:36:21,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 00:36:21,483 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> ReUseSupersetCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 00:36:21,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 00:36:21,528 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 00:36:21,534 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 00:36:21,536 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 00:36:21,536 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 00:36:21,537 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_productSimulator.cil.c [2019-09-19 00:36:21,609 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77de74e89/44fcaa4650034343aff581ee4265c39b/FLAG2219189d8 [2019-09-19 00:36:22,141 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 00:36:22,142 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_productSimulator.cil.c [2019-09-19 00:36:22,162 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77de74e89/44fcaa4650034343aff581ee4265c39b/FLAG2219189d8 [2019-09-19 00:36:22,434 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77de74e89/44fcaa4650034343aff581ee4265c39b [2019-09-19 00:36:22,443 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 00:36:22,444 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 00:36:22,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 00:36:22,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 00:36:22,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 00:36:22,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:36:22" (1/1) ... [2019-09-19 00:36:22,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3143413b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:22, skipping insertion in model container [2019-09-19 00:36:22,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:36:22" (1/1) ... [2019-09-19 00:36:22,461 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 00:36:22,521 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 00:36:22,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 00:36:22,988 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 00:36:23,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 00:36:23,152 INFO L192 MainTranslator]: Completed translation [2019-09-19 00:36:23,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:23 WrapperNode [2019-09-19 00:36:23,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 00:36:23,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 00:36:23,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 00:36:23,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 00:36:23,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:23" (1/1) ... [2019-09-19 00:36:23,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:23" (1/1) ... [2019-09-19 00:36:23,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:23" (1/1) ... [2019-09-19 00:36:23,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:23" (1/1) ... [2019-09-19 00:36:23,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:23" (1/1) ... [2019-09-19 00:36:23,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:23" (1/1) ... [2019-09-19 00:36:23,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:23" (1/1) ... [2019-09-19 00:36:23,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 00:36:23,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 00:36:23,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 00:36:23,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 00:36:23,289 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:36:23" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 00:36:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 00:36:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 00:36:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 00:36:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 00:36:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 00:36:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 00:36:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 00:36:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 00:36:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 00:36:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 00:36:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 00:36:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 00:36:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 00:36:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 00:36:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 00:36:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 00:36:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 00:36:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 00:36:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 00:36:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 00:36:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 00:36:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 00:36:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 00:36:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 00:36:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 00:36:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 00:36:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 00:36:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 00:36:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 00:36:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__highWaterSensor [2019-09-19 00:36:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__highWaterSensor [2019-09-19 00:36:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__lowWaterSensor [2019-09-19 00:36:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__lowWaterSensor [2019-09-19 00:36:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__methaneAlarm [2019-09-19 00:36:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__methaneAlarm [2019-09-19 00:36:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 00:36:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__before__methaneQuery [2019-09-19 00:36:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__role__methaneQuery [2019-09-19 00:36:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 00:36:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 00:36:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 00:36:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 00:36:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 00:36:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 00:36:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 00:36:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 00:36:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 00:36:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-19 00:36:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-19 00:36:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-19 00:36:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 00:36:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 00:36:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 00:36:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 00:36:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 00:36:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 00:36:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 00:36:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 00:36:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 00:36:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 00:36:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 00:36:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 00:36:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 00:36:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 00:36:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 00:36:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 00:36:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 00:36:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-19 00:36:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 00:36:23,349 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 00:36:23,349 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 00:36:23,349 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 00:36:23,349 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 00:36:23,349 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 00:36:23,350 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 00:36:23,350 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 00:36:23,350 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 00:36:23,350 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 00:36:23,350 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 00:36:23,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 00:36:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 00:36:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 00:36:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 00:36:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 00:36:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 00:36:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 00:36:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 00:36:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 00:36:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 00:36:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 00:36:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 00:36:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 00:36:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 00:36:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 00:36:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 00:36:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 00:36:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 00:36:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-19 00:36:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-19 00:36:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 00:36:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__highWaterSensor [2019-09-19 00:36:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 00:36:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__highWaterSensor [2019-09-19 00:36:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__lowWaterSensor [2019-09-19 00:36:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 00:36:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__lowWaterSensor [2019-09-19 00:36:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__methaneAlarm [2019-09-19 00:36:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 00:36:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__methaneAlarm [2019-09-19 00:36:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__before__methaneQuery [2019-09-19 00:36:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__role__methaneQuery [2019-09-19 00:36:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 00:36:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 00:36:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 00:36:24,900 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 00:36:24,900 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 00:36:24,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:36:24 BoogieIcfgContainer [2019-09-19 00:36:24,903 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 00:36:24,903 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 00:36:24,903 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 00:36:24,904 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 00:36:24,905 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:36:24" (1/1) ... [2019-09-19 00:36:24,906 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 00:36:24,937 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 00:36:24,938 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 00:36:24,953 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 00:36:24,963 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 00:36:24,964 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 00:36:36,128 WARN L191 SmtUtils]: Spent 11.08 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 00:36:46,191 WARN L191 SmtUtils]: Spent 10.06 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 00:37:09,001 WARN L191 SmtUtils]: Spent 13.72 s on a formula simplification that was a NOOP. DAG size: 482 [2019-09-19 00:37:10,699 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 00:37:15,026 WARN L191 SmtUtils]: Spent 4.32 s on a formula simplification. DAG size of input: 490 DAG size of output: 440 [2019-09-19 00:37:15,036 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 466 for LOIs [2019-09-19 00:37:16,819 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 00:37:18,598 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 00:37:20,442 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 00:37:22,255 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 00:37:24,117 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 00:37:25,924 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 00:37:27,825 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 00:37:29,693 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 00:37:31,630 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-19 00:37:33,473 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-19 00:37:35,395 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 00:37:37,273 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 00:37:39,225 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-19 00:37:41,133 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-19 00:37:43,118 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 00:37:45,075 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 00:37:46,952 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 00:37:48,786 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 00:37:52,501 WARN L191 SmtUtils]: Spent 3.70 s on a formula simplification. DAG size of input: 459 DAG size of output: 454 [2019-09-19 00:37:54,355 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 00:37:54,367 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 469 for LOIs [2019-09-19 00:37:58,084 WARN L191 SmtUtils]: Spent 3.71 s on a formula simplification. DAG size of input: 461 DAG size of output: 456 [2019-09-19 00:37:59,939 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-19 00:37:59,947 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 469 for LOIs [2019-09-19 00:38:03,798 WARN L191 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 468 DAG size of output: 457 [2019-09-19 00:38:05,674 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 00:38:18,011 WARN L191 SmtUtils]: Spent 12.30 s on a formula simplification. DAG size of input: 487 DAG size of output: 478 [2019-09-19 00:38:23,970 WARN L191 SmtUtils]: Spent 5.96 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-19 00:38:36,208 WARN L191 SmtUtils]: Spent 12.24 s on a formula simplification. DAG size of input: 487 DAG size of output: 478 [2019-09-19 00:38:42,169 WARN L191 SmtUtils]: Spent 5.96 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-19 00:38:53,665 WARN L191 SmtUtils]: Spent 11.45 s on a formula simplification. DAG size of input: 465 DAG size of output: 460 [2019-09-19 00:38:59,388 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-19 00:39:20,347 WARN L191 SmtUtils]: Spent 20.94 s on a formula simplification. DAG size of input: 496 DAG size of output: 495 [2019-09-19 00:39:29,596 WARN L191 SmtUtils]: Spent 9.25 s on a formula simplification that was a NOOP. DAG size: 495 [2019-09-19 00:39:44,908 WARN L191 SmtUtils]: Spent 15.23 s on a formula simplification. DAG size of input: 470 DAG size of output: 468 [2019-09-19 00:39:52,527 WARN L191 SmtUtils]: Spent 7.62 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 00:40:26,749 WARN L191 SmtUtils]: Spent 34.20 s on a formula simplification. DAG size of input: 520 DAG size of output: 503 [2019-09-19 00:40:34,911 WARN L191 SmtUtils]: Spent 8.16 s on a formula simplification that was a NOOP. DAG size: 503 [2019-09-19 00:40:37,089 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 471 DAG size of output: 1 [2019-09-19 00:40:51,431 WARN L191 SmtUtils]: Spent 14.34 s on a formula simplification. DAG size of input: 473 DAG size of output: 470 [2019-09-19 00:40:58,587 WARN L191 SmtUtils]: Spent 7.15 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-19 00:41:06,104 WARN L191 SmtUtils]: Spent 7.51 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 00:41:13,576 WARN L191 SmtUtils]: Spent 7.47 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 00:41:45,377 WARN L191 SmtUtils]: Spent 31.78 s on a formula simplification. DAG size of input: 530 DAG size of output: 530 [2019-09-19 00:41:58,958 WARN L191 SmtUtils]: Spent 13.58 s on a formula simplification that was a NOOP. DAG size: 530 [2019-09-19 00:42:41,023 WARN L191 SmtUtils]: Spent 42.06 s on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-19 00:42:42,035 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 35 [2019-09-19 00:42:42,465 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2019-09-19 00:42:43,883 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 38 [2019-09-19 00:42:44,369 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-19 00:42:44,736 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2019-09-19 00:42:45,368 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2019-09-19 00:42:45,871 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 63 [2019-09-19 00:42:45,983 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-19 00:42:46,547 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2019-09-19 00:42:46,876 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-19 00:42:47,268 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-09-19 00:42:47,897 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2019-09-19 00:42:48,682 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2019-09-19 00:42:49,018 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-19 00:42:49,472 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 47 [2019-09-19 00:42:50,011 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-19 00:42:50,365 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-09-19 00:42:50,564 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2019-09-19 00:42:51,312 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-19 00:42:51,643 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 00:42:52,054 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2019-09-19 00:42:52,681 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-19 00:42:53,517 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2019-09-19 00:42:53,843 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 00:42:54,299 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2019-09-19 00:42:54,897 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-19 00:42:55,277 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-19 00:42:55,500 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 44 [2019-09-19 00:42:55,820 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-19 00:42:56,005 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 41 [2019-09-19 00:42:56,344 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 00:42:58,774 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 499 DAG size of output: 23 [2019-09-19 00:42:58,926 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-19 00:42:59,191 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-19 00:42:59,601 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-19 00:42:59,815 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-19 00:43:11,363 WARN L191 SmtUtils]: Spent 11.48 s on a formula simplification. DAG size of input: 465 DAG size of output: 460 [2019-09-19 00:43:31,702 WARN L191 SmtUtils]: Spent 20.32 s on a formula simplification. DAG size of input: 499 DAG size of output: 494 [2019-09-19 00:43:40,554 WARN L191 SmtUtils]: Spent 8.85 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-19 00:43:48,193 WARN L191 SmtUtils]: Spent 7.57 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 00:44:00,531 WARN L191 SmtUtils]: Spent 12.32 s on a formula simplification. DAG size of input: 520 DAG size of output: 499 [2019-09-19 00:44:04,191 WARN L191 SmtUtils]: Spent 3.66 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-19 00:44:11,713 WARN L191 SmtUtils]: Spent 7.44 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 00:44:30,798 WARN L191 SmtUtils]: Spent 19.07 s on a formula simplification. DAG size of input: 527 DAG size of output: 520 [2019-09-19 00:44:38,258 WARN L191 SmtUtils]: Spent 7.46 s on a formula simplification that was a NOOP. DAG size: 520 [2019-09-19 00:45:07,516 WARN L191 SmtUtils]: Spent 29.26 s on a formula simplification. DAG size of input: 531 DAG size of output: 531 [2019-09-19 00:45:09,574 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 498 DAG size of output: 23 [2019-09-19 00:45:09,722 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-19 00:45:09,942 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-19 00:45:10,351 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-19 00:45:10,567 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-19 00:45:10,573 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-19 00:45:10,744 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-19 00:45:11,120 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 63 [2019-09-19 00:45:11,234 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-19 00:45:11,470 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 00:45:11,477 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-19 00:45:11,487 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-19 00:45:11,512 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 00:45:11,513 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 00:45:11,515 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1244#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-19 00:45:11,525 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 00:45:11,526 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 00:45:11,527 INFO L168 Benchmark]: Toolchain (without parser) took 529083.09 ms. Allocated memory was 141.6 MB in the beginning and 154.1 MB in the end (delta: 12.6 MB). Free memory was 87.3 MB in the beginning and 100.1 MB in the end (delta: -12.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 00:45:11,528 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 141.6 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 00:45:11,529 INFO L168 Benchmark]: CACSL2BoogieTranslator took 707.61 ms. Allocated memory was 141.6 MB in the beginning and 202.4 MB in the end (delta: 60.8 MB). Free memory was 87.1 MB in the beginning and 165.4 MB in the end (delta: -78.2 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2019-09-19 00:45:11,530 INFO L168 Benchmark]: Boogie Preprocessor took 132.92 ms. Allocated memory is still 202.4 MB. Free memory was 165.4 MB in the beginning and 160.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-09-19 00:45:11,530 INFO L168 Benchmark]: RCFGBuilder took 1616.48 ms. Allocated memory was 202.4 MB in the beginning and 230.2 MB in the end (delta: 27.8 MB). Free memory was 160.5 MB in the beginning and 132.2 MB in the end (delta: 28.4 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. [2019-09-19 00:45:11,531 INFO L168 Benchmark]: Sifa took 526622.46 ms. Allocated memory was 230.2 MB in the beginning and 154.1 MB in the end (delta: -76.0 MB). Free memory was 132.2 MB in the beginning and 100.1 MB in the end (delta: 32.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 00:45:11,535 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 141.6 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 707.61 ms. Allocated memory was 141.6 MB in the beginning and 202.4 MB in the end (delta: 60.8 MB). Free memory was 87.1 MB in the beginning and 165.4 MB in the end (delta: -78.2 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 132.92 ms. Allocated memory is still 202.4 MB. Free memory was 165.4 MB in the beginning and 160.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1616.48 ms. Allocated memory was 202.4 MB in the beginning and 230.2 MB in the end (delta: 27.8 MB). Free memory was 160.5 MB in the beginning and 132.2 MB in the end (delta: 28.4 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. * Sifa took 526622.46 ms. Allocated memory was 230.2 MB in the beginning and 154.1 MB in the end (delta: -76.0 MB). Free memory was 132.2 MB in the beginning and 100.1 MB in the end (delta: 32.1 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]: 526578, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 599, DAG_INTERPRETER_EARLY_EXITS: 7, TOOLS_POST_APPLICATIONS: 402, TOOLS_POST_TIME[ms]: 197, TOOLS_POST_CALL_APPLICATIONS: 168, TOOLS_POST_CALL_TIME[ms]: 217, TOOLS_POST_RETURN_APPLICATIONS: 159, TOOLS_POST_RETURN_TIME[ms]: 29067, TOOLS_QUANTIFIERELIM_APPLICATIONS: 721, TOOLS_QUANTIFIERELIM_TIME[ms]: 29288, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28833, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 606, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 216, DOMAIN_JOIN_TIME[ms]: 465042, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 3748, DOMAIN_ISSUBSETEQ_APPLICATIONS: 421, DOMAIN_ISSUBSETEQ_TIME[ms]: 842, DOMAIN_ISBOTTOM_APPLICATIONS: 102, DOMAIN_ISBOTTOM_TIME[ms]: 424, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 299687, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 299687, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 159, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 192931, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 30, DAG_COMPRESSION_PROCESSED_NODES: 540, DAG_COMPRESSION_RETAINED_NODES: 324 - UnprovableResult [Line: 312]: 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 1244#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~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...