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 TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:08:47,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:08:47,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:08:47,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:08:47,307 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:08:47,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:08:47,310 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:08:47,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:08:47,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:08:47,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:08:47,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:08:47,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:08:47,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:08:47,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:08:47,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:08:47,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:08:47,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:08:47,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:08:47,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:08:47,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:08:47,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:08:47,328 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:08:47,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:08:47,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:08:47,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:08:47,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:08:47,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:08:47,334 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:08:47,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:08:47,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:08:47,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:08:47,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:08:47,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:08:47,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:08:47,339 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:08:47,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:08:47,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:08:47,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:08:47,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:08:47,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:08:47,342 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:08:47,343 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-17 06:08:47,357 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:08:47,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:08:47,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:08:47,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:08:47,359 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:08:47,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:08:47,360 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:08:47,360 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:08:47,360 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:08:47,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:08:47,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:08:47,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:08:47,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:08:47,361 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:08:47,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:08:47,361 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:08:47,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:08:47,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:08:47,362 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:08:47,362 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:08:47,362 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:08:47,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:08:47,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:08:47,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:08:47,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:08:47,363 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:08:47,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:08:47,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:08:47,364 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 -> 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_QUICK [2019-09-17 06:08:47,396 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:08:47,408 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:08:47,412 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:08:47,414 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:08:47,414 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:08:47,415 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product60.cil.c [2019-09-17 06:08:47,477 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a2c1e235/8353e12a670448e197f0c631985e4ee2/FLAG15b3f85f6 [2019-09-17 06:08:47,977 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:08:47,978 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product60.cil.c [2019-09-17 06:08:47,994 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a2c1e235/8353e12a670448e197f0c631985e4ee2/FLAG15b3f85f6 [2019-09-17 06:08:48,246 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a2c1e235/8353e12a670448e197f0c631985e4ee2 [2019-09-17 06:08:48,258 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:08:48,259 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:08:48,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:08:48,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:08:48,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:08:48,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:08:48" (1/1) ... [2019-09-17 06:08:48,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c66dbf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:48, skipping insertion in model container [2019-09-17 06:08:48,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:08:48" (1/1) ... [2019-09-17 06:08:48,276 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:08:48,340 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:08:48,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:08:48,814 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:08:48,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:08:48,973 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:08:48,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:48 WrapperNode [2019-09-17 06:08:48,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:08:48,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:08:48,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:08:48,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:08:48,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:48" (1/1) ... [2019-09-17 06:08:48,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:48" (1/1) ... [2019-09-17 06:08:49,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:48" (1/1) ... [2019-09-17 06:08:49,008 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:48" (1/1) ... [2019-09-17 06:08:49,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:48" (1/1) ... [2019-09-17 06:08:49,046 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:48" (1/1) ... [2019-09-17 06:08:49,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:48" (1/1) ... [2019-09-17 06:08:49,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:08:49,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:08:49,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:08:49,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:08:49,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:08:49,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:08:49,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:08:49,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:08:49,123 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:08:49,123 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:08:49,123 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:08:49,124 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:08:49,124 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:08:49,124 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:08:49,124 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:08:49,124 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:08:49,124 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:08:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:08:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:08:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:08:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:08:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:08:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:08:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-17 06:08:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:08:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:08:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 06:08:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:08:49,126 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:08:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 06:08:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:08:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:08:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:08:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:08:49,127 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:08:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 06:08:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 06:08:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 06:08:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 06:08:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:08:49,128 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:08:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:08:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:08:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:08:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:08:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:08:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 06:08:49,130 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 06:08:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:08:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:08:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:08:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:08:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:08:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:08:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:08:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:08:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:08:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:08:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:08:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:08:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:08:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:08:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:08:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:08:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:08:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:08:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:08:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:08:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:08:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:08:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:08:49,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:08:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:08:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:08:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:08:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:08:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:08:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:08:49,134 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:08:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:08:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:08:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:08:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:08:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:08:49,135 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:08:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-17 06:08:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:08:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:08:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:08:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 06:08:49,136 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 06:08:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:08:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:08:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 06:08:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 06:08:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:08:49,137 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 06:08:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 06:08:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:08:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 06:08:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 06:08:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:08:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:08:49,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:08:49,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:08:50,641 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:08:50,641 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:08:50,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:08:50 BoogieIcfgContainer [2019-09-17 06:08:50,643 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:08:50,644 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:08:50,644 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:08:50,644 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:08:50,646 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:08:50" (1/1) ... [2019-09-17 06:08:50,646 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-17 06:08:50,670 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:08:50,671 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:08:50,680 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:08:50,692 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:08:50,694 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:09:01,773 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 06:09:03,558 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:09:03,707 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:09:03,875 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:09:04,012 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:09:04,038 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-17 06:09:04,099 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-17 06:09:04,105 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-17 06:09:04,298 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 06:09:04,436 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 06:09:04,865 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:09:05,212 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:09:05,474 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:09:05,736 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:09:05,930 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:09:06,121 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:09:06,305 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:09:06,477 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:09:06,672 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:09:06,842 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:09:07,039 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:09:07,197 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:09:07,365 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:09:07,560 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:09:08,009 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:09:08,396 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:09:09,172 WARN L191 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:09:09,732 WARN L191 SmtUtils]: Spent 558.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:09:10,652 WARN L191 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-17 06:09:11,073 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:09:11,356 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-17 06:09:11,555 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-17 06:09:12,013 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-17 06:09:12,577 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-17 06:09:13,018 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-17 06:09:13,460 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-17 06:09:14,213 WARN L191 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-17 06:09:14,875 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:09:15,186 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:09:16,025 WARN L191 SmtUtils]: Spent 787.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:09:16,560 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:09:16,992 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 536 [2019-09-17 06:09:17,291 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:09:17,694 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:17,864 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:18,283 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:18,709 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:19,129 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:19,549 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:20,239 WARN L191 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-17 06:09:21,086 WARN L191 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:09:21,551 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:09:22,226 WARN L191 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:09:22,763 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:09:23,201 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 536 [2019-09-17 06:09:23,494 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:09:23,703 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:23,873 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:24,290 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:24,717 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:25,146 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:25,567 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:26,282 WARN L191 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-17 06:09:27,011 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:09:27,294 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:09:27,868 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:09:28,403 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:09:28,848 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 536 [2019-09-17 06:09:29,143 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:09:29,347 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:29,540 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:29,961 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:30,388 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:30,807 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:31,226 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:31,927 WARN L191 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-17 06:09:32,527 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:09:32,807 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:09:33,373 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:09:33,907 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-17 06:09:34,292 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 536 [2019-09-17 06:09:34,587 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:09:34,777 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:34,941 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:35,370 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:35,789 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:36,208 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:36,632 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-17 06:09:37,307 WARN L191 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-17 06:09:37,683 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:37,846 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:38,007 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:38,167 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:38,458 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 06:09:38,738 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 06:09:39,333 WARN L191 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-17 06:09:39,881 WARN L191 SmtUtils]: Spent 547.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-17 06:09:40,306 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 548 DAG size of output: 548 [2019-09-17 06:09:40,626 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:09:40,867 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-17 06:09:41,035 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-17 06:09:41,361 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-17 06:09:41,697 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-17 06:09:42,021 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-17 06:09:42,345 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-17 06:09:42,935 WARN L191 SmtUtils]: Spent 578.00 ms on a formula simplification that was a NOOP. DAG size: 570 [2019-09-17 06:09:43,165 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:43,325 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:43,485 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:43,646 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:09:43,946 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 06:09:44,226 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 06:09:44,813 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-17 06:09:45,360 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-17 06:09:45,737 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 548 DAG size of output: 548 [2019-09-17 06:09:46,036 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:09:46,251 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:46,417 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-17 06:09:46,743 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:47,061 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:47,380 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:47,703 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:09:48,291 WARN L191 SmtUtils]: Spent 574.00 ms on a formula simplification that was a NOOP. DAG size: 571 [2019-09-17 06:09:48,331 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-17 06:09:48,360 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-17 06:09:48,369 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-17 06:09:48,372 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 12 for LOIs [2019-09-17 06:09:48,373 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:09:48,373 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:09:48,375 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1426#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-17 06:09:48,385 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:09:48,385 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:09:48,387 INFO L168 Benchmark]: Toolchain (without parser) took 60127.87 ms. Allocated memory was 131.6 MB in the beginning and 1.1 GB in the end (delta: 1.0 GB). Free memory was 86.7 MB in the beginning and 587.0 MB in the end (delta: -500.3 MB). Peak memory consumption was 512.1 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:48,388 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:09:48,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 713.85 ms. Allocated memory was 131.6 MB in the beginning and 200.3 MB in the end (delta: 68.7 MB). Free memory was 86.5 MB in the beginning and 163.8 MB in the end (delta: -77.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:48,389 INFO L168 Benchmark]: Boogie Preprocessor took 89.74 ms. Allocated memory is still 200.3 MB. Free memory was 163.8 MB in the beginning and 159.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:48,390 INFO L168 Benchmark]: RCFGBuilder took 1578.93 ms. Allocated memory was 200.3 MB in the beginning and 221.8 MB in the end (delta: 21.5 MB). Free memory was 159.8 MB in the beginning and 140.0 MB in the end (delta: 19.8 MB). Peak memory consumption was 91.7 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:48,391 INFO L168 Benchmark]: Sifa took 57741.71 ms. Allocated memory was 221.8 MB in the beginning and 1.1 GB in the end (delta: 922.2 MB). Free memory was 140.0 MB in the beginning and 587.0 MB in the end (delta: -447.0 MB). Peak memory consumption was 475.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:48,397 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 713.85 ms. Allocated memory was 131.6 MB in the beginning and 200.3 MB in the end (delta: 68.7 MB). Free memory was 86.5 MB in the beginning and 163.8 MB in the end (delta: -77.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.74 ms. Allocated memory is still 200.3 MB. Free memory was 163.8 MB in the beginning and 159.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1578.93 ms. Allocated memory was 200.3 MB in the beginning and 221.8 MB in the end (delta: 21.5 MB). Free memory was 159.8 MB in the beginning and 140.0 MB in the end (delta: 19.8 MB). Peak memory consumption was 91.7 MB. Max. memory is 7.1 GB. * Sifa took 57741.71 ms. Allocated memory was 221.8 MB in the beginning and 1.1 GB in the end (delta: 922.2 MB). Free memory was 140.0 MB in the beginning and 587.0 MB in the end (delta: -447.0 MB). Peak memory consumption was 475.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 57704, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 730, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 490, TOOLS_POST_TIME[ms]: 13333, TOOLS_POST_CALL_APPLICATIONS: 192, TOOLS_POST_CALL_TIME[ms]: 665, TOOLS_POST_RETURN_APPLICATIONS: 183, TOOLS_POST_RETURN_TIME[ms]: 475, TOOLS_QUANTIFIERELIM_APPLICATIONS: 865, TOOLS_QUANTIFIERELIM_TIME[ms]: 14167, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12926, FLUID_QUERY_TIME[ms]: 28, FLUID_QUERIES: 761, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 225, DOMAIN_JOIN_TIME[ms]: 37638, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 14, DOMAIN_WIDEN_TIME[ms]: 4663, DOMAIN_ISSUBSETEQ_APPLICATIONS: 31, DOMAIN_ISSUBSETEQ_TIME[ms]: 133, DOMAIN_ISBOTTOM_APPLICATIONS: 129, DOMAIN_ISBOTTOM_TIME[ms]: 540, LOOP_SUMMARIZER_APPLICATIONS: 17, LOOP_SUMMARIZER_CACHE_MISSES: 17, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 34295, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34294, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 31, CALL_SUMMARIZER_APPLICATIONS: 183, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13509, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13508, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 51, DAG_COMPRESSION_PROCESSED_NODES: 697, DAG_COMPRESSION_RETAINED_NODES: 364 - UnprovableResult [Line: 578]: 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 1426#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...