java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 14:28:07,218 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 14:28:07,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 14:28:07,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 14:28:07,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 14:28:07,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 14:28:07,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 14:28:07,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 14:28:07,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 14:28:07,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 14:28:07,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 14:28:07,247 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 14:28:07,248 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 14:28:07,249 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 14:28:07,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 14:28:07,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 14:28:07,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 14:28:07,256 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 14:28:07,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 14:28:07,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 14:28:07,266 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 14:28:07,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 14:28:07,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 14:28:07,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 14:28:07,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 14:28:07,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 14:28:07,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 14:28:07,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 14:28:07,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 14:28:07,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 14:28:07,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 14:28:07,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 14:28:07,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 14:28:07,275 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 14:28:07,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 14:28:07,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 14:28:07,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 14:28:07,277 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 14:28:07,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 14:28:07,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 14:28:07,279 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 14:28:07,280 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-18 14:28:07,294 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 14:28:07,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 14:28:07,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 14:28:07,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 14:28:07,296 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 14:28:07,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 14:28:07,296 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 14:28:07,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 14:28:07,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 14:28:07,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 14:28:07,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 14:28:07,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 14:28:07,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 14:28:07,297 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 14:28:07,298 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 14:28:07,298 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 14:28:07,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 14:28:07,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 14:28:07,298 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 14:28:07,299 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 14:28:07,299 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 14:28:07,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 14:28:07,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 14:28:07,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 14:28:07,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 14:28:07,300 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 14:28:07,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 14:28:07,300 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 14:28:07,300 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 14:28:07,341 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 14:28:07,356 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 14:28:07,359 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 14:28:07,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 14:28:07,361 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 14:28:07,361 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product20.cil.c [2019-09-18 14:28:07,436 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5aa6c156/0d091e864170453da22067b9fabd9e43/FLAG9927dd561 [2019-09-18 14:28:08,025 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 14:28:08,026 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product20.cil.c [2019-09-18 14:28:08,045 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5aa6c156/0d091e864170453da22067b9fabd9e43/FLAG9927dd561 [2019-09-18 14:28:08,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5aa6c156/0d091e864170453da22067b9fabd9e43 [2019-09-18 14:28:08,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 14:28:08,314 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 14:28:08,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 14:28:08,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 14:28:08,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 14:28:08,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:28:08" (1/1) ... [2019-09-18 14:28:08,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51aa4cf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:28:08, skipping insertion in model container [2019-09-18 14:28:08,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:28:08" (1/1) ... [2019-09-18 14:28:08,330 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 14:28:08,386 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 14:28:08,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:28:08,827 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 14:28:08,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:28:08,986 INFO L192 MainTranslator]: Completed translation [2019-09-18 14:28:08,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:28:08 WrapperNode [2019-09-18 14:28:08,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 14:28:08,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 14:28:08,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 14:28:08,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 14:28:09,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:28:08" (1/1) ... [2019-09-18 14:28:09,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:28:08" (1/1) ... [2019-09-18 14:28:09,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:28:08" (1/1) ... [2019-09-18 14:28:09,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:28:08" (1/1) ... [2019-09-18 14:28:09,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:28:08" (1/1) ... [2019-09-18 14:28:09,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:28:08" (1/1) ... [2019-09-18 14:28:09,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:28:08" (1/1) ... [2019-09-18 14:28:09,083 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 14:28:09,083 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 14:28:09,083 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 14:28:09,084 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 14:28:09,085 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:28:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 14:28:09,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 14:28:09,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 14:28:09,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 14:28:09,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 14:28:09,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 14:28:09,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 14:28:09,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 14:28:09,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 14:28:09,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 14:28:09,144 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 14:28:09,144 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 14:28:09,144 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 14:28:09,144 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 14:28:09,145 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 14:28:09,145 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 14:28:09,145 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 14:28:09,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:28:09,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:28:09,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:28:09,146 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 14:28:09,146 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 14:28:09,146 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 14:28:09,146 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 14:28:09,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 14:28:09,146 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 14:28:09,147 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 14:28:09,147 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 14:28:09,147 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 14:28:09,147 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 14:28:09,147 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 14:28:09,147 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 14:28:09,148 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 14:28:09,148 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 14:28:09,148 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 14:28:09,148 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 14:28:09,148 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 14:28:09,148 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 14:28:09,148 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 14:28:09,149 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 14:28:09,149 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 14:28:09,149 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 14:28:09,149 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 14:28:09,149 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 14:28:09,149 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 14:28:09,150 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 14:28:09,150 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 14:28:09,150 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 14:28:09,150 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 14:28:09,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 14:28:09,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 14:28:09,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 14:28:09,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 14:28:09,151 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 14:28:09,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 14:28:09,151 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 14:28:09,151 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 14:28:09,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 14:28:09,151 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 14:28:09,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 14:28:09,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 14:28:09,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 14:28:09,152 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 14:28:09,152 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 14:28:09,152 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 14:28:09,153 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 14:28:09,153 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 14:28:09,153 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 14:28:09,153 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 14:28:09,153 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 14:28:09,153 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 14:28:09,153 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-18 14:28:09,154 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-18 14:28:09,154 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-18 14:28:09,154 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 14:28:09,154 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 14:28:09,154 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 14:28:09,154 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 14:28:09,155 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 14:28:09,155 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 14:28:09,155 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 14:28:09,155 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 14:28:09,155 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 14:28:09,155 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 14:28:09,156 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 14:28:09,156 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 14:28:09,156 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 14:28:09,156 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 14:28:09,156 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 14:28:09,156 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 14:28:09,156 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 14:28:09,157 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 14:28:09,157 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 14:28:09,157 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 14:28:09,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 14:28:09,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 14:28:09,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 14:28:10,365 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 14:28:10,365 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 14:28:10,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:28:10 BoogieIcfgContainer [2019-09-18 14:28:10,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 14:28:10,367 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 14:28:10,367 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 14:28:10,368 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 14:28:10,369 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:28:10" (1/1) ... [2019-09-18 14:28:10,370 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 14:28:10,395 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 14:28:10,395 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 14:28:10,405 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 14:28:10,414 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 14:28:10,415 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 14:28:11,002 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-18 14:28:11,373 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-18 14:28:11,602 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-18 14:28:11,892 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-18 14:28:12,155 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-18 14:28:12,538 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-18 14:28:12,878 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-18 14:28:13,357 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-18 14:28:13,830 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-18 14:28:14,516 WARN L191 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-18 14:28:15,039 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-18 14:28:15,269 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 14:28:15,938 WARN L191 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-18 14:28:16,438 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-18 14:28:16,745 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 14:28:17,618 WARN L191 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-18 14:28:17,816 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 14:28:18,350 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-18 14:28:18,746 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-18 14:28:19,818 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-18 14:28:20,003 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 14:28:20,664 WARN L191 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-18 14:28:21,040 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-18 14:28:22,074 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-18 14:28:22,985 WARN L191 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-18 14:28:23,647 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-18 14:28:25,438 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 334 DAG size of output: 162 [2019-09-18 14:28:26,370 WARN L191 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 157 [2019-09-18 14:28:27,252 WARN L191 SmtUtils]: Spent 519.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-18 14:28:29,486 WARN L191 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 368 DAG size of output: 171 [2019-09-18 14:28:30,542 WARN L191 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 166 [2019-09-18 14:28:31,624 WARN L191 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-18 14:28:34,544 WARN L191 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 460 DAG size of output: 212 [2019-09-18 14:28:35,863 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 255 DAG size of output: 207 [2019-09-18 14:28:37,250 WARN L191 SmtUtils]: Spent 815.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-18 14:28:40,957 WARN L191 SmtUtils]: Spent 3.70 s on a formula simplification. DAG size of input: 517 DAG size of output: 239 [2019-09-18 14:28:42,508 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 280 DAG size of output: 234 [2019-09-18 14:28:44,173 WARN L191 SmtUtils]: Spent 992.00 ms on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 14:28:49,057 WARN L191 SmtUtils]: Spent 4.87 s on a formula simplification. DAG size of input: 596 DAG size of output: 258 [2019-09-18 14:28:50,762 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 303 DAG size of output: 253 [2019-09-18 14:28:52,841 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-18 14:28:58,743 WARN L191 SmtUtils]: Spent 5.88 s on a formula simplification. DAG size of input: 694 DAG size of output: 281 [2019-09-18 14:28:59,177 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 14:29:00,881 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 334 DAG size of output: 278 [2019-09-18 14:29:03,486 WARN L191 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 565 [2019-09-18 14:29:09,496 WARN L191 SmtUtils]: Spent 5.99 s on a formula simplification. DAG size of input: 805 DAG size of output: 291 [2019-09-18 14:29:09,833 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 14:29:11,706 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 350 DAG size of output: 288 [2019-09-18 14:29:14,732 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 623 [2019-09-18 14:29:22,729 WARN L191 SmtUtils]: Spent 7.98 s on a formula simplification. DAG size of input: 765 DAG size of output: 309 [2019-09-18 14:29:23,085 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 14:29:25,127 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 374 DAG size of output: 304 [2019-09-18 14:29:28,783 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 681 [2019-09-18 14:29:37,625 WARN L191 SmtUtils]: Spent 8.82 s on a formula simplification. DAG size of input: 946 DAG size of output: 330 [2019-09-18 14:29:38,017 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 14:29:40,329 WARN L191 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 391 DAG size of output: 327 [2019-09-18 14:29:44,626 WARN L191 SmtUtils]: Spent 2.40 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 14:29:56,089 WARN L191 SmtUtils]: Spent 11.44 s on a formula simplification. DAG size of input: 927 DAG size of output: 363 [2019-09-18 14:29:56,537 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 14:29:59,276 WARN L191 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 424 DAG size of output: 362 [2019-09-18 14:30:04,303 WARN L191 SmtUtils]: Spent 2.80 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 14:30:18,034 WARN L191 SmtUtils]: Spent 13.70 s on a formula simplification. DAG size of input: 972 DAG size of output: 382 [2019-09-18 14:30:18,510 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-18 14:30:21,527 WARN L191 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 460 DAG size of output: 379 [2019-09-18 14:30:27,241 WARN L191 SmtUtils]: Spent 3.12 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 14:30:41,870 WARN L191 SmtUtils]: Spent 14.60 s on a formula simplification. DAG size of input: 1122 DAG size of output: 404 [2019-09-18 14:30:42,438 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 14:30:45,896 WARN L191 SmtUtils]: Spent 3.45 s on a formula simplification. DAG size of input: 483 DAG size of output: 405 [2019-09-18 14:30:52,372 WARN L191 SmtUtils]: Spent 3.52 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 14:31:10,723 WARN L191 SmtUtils]: Spent 18.32 s on a formula simplification. DAG size of input: 1108 DAG size of output: 422 [2019-09-18 14:31:11,281 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 14:31:14,871 WARN L191 SmtUtils]: Spent 3.58 s on a formula simplification. DAG size of input: 497 DAG size of output: 419 [2019-09-18 14:31:18,297 WARN L191 SmtUtils]: Spent 3.42 s on a formula simplification. DAG size of input: 426 DAG size of output: 424 [2019-09-18 14:31:19,969 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 14:31:19,980 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 14:31:20,036 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 14:31:20,048 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 14:31:30,955 WARN L191 SmtUtils]: Spent 10.78 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 14:31:36,372 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 14:31:55,150 WARN L191 SmtUtils]: Spent 18.71 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-18 14:32:04,068 WARN L191 SmtUtils]: Spent 8.92 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 14:32:36,157 WARN L191 SmtUtils]: Spent 32.00 s on a formula simplification. DAG size of input: 486 DAG size of output: 483 [2019-09-18 14:32:52,098 WARN L191 SmtUtils]: Spent 15.94 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-18 14:33:15,299 WARN L191 SmtUtils]: Spent 23.16 s on a formula simplification that was a NOOP. DAG size: 498 [2019-09-18 14:33:16,308 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 30 [2019-09-18 14:33:16,485 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 14:33:16,700 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2019-09-18 14:33:17,049 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 62 [2019-09-18 14:33:17,180 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-18 14:33:17,384 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-18 14:33:17,854 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 14:33:18,059 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 14:33:18,266 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 14:33:18,474 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2019-09-18 14:33:18,795 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 55 [2019-09-18 14:33:19,095 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 55 [2019-09-18 14:33:19,407 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 55 [2019-09-18 14:33:19,755 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2019-09-18 14:33:20,007 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2019-09-18 14:33:20,259 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2019-09-18 14:33:20,466 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2019-09-18 14:33:20,826 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 62 [2019-09-18 14:33:20,956 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-18 14:33:21,117 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2019-09-18 14:33:21,403 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-18 14:33:21,416 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-18 14:33:22,037 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2019-09-18 14:33:22,115 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 14:33:22,235 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-18 14:33:22,238 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-18 14:33:22,262 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 14:33:22,262 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 14:33:22,265 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 644#(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))) [2019-09-18 14:33:22,275 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 14:33:22,275 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 14:33:22,276 INFO L168 Benchmark]: Toolchain (without parser) took 313962.17 ms. Allocated memory was 131.1 MB in the beginning and 140.0 MB in the end (delta: 8.9 MB). Free memory was 84.9 MB in the beginning and 66.2 MB in the end (delta: 18.7 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2019-09-18 14:33:22,277 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 14:33:22,277 INFO L168 Benchmark]: CACSL2BoogieTranslator took 671.69 ms. Allocated memory was 131.1 MB in the beginning and 198.2 MB in the end (delta: 67.1 MB). Free memory was 84.7 MB in the beginning and 162.6 MB in the end (delta: -77.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-18 14:33:22,278 INFO L168 Benchmark]: Boogie Preprocessor took 95.58 ms. Allocated memory is still 198.2 MB. Free memory was 162.6 MB in the beginning and 158.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-18 14:33:22,278 INFO L168 Benchmark]: RCFGBuilder took 1283.65 ms. Allocated memory was 198.2 MB in the beginning and 218.1 MB in the end (delta: 19.9 MB). Free memory was 158.1 MB in the beginning and 170.8 MB in the end (delta: -12.7 MB). Peak memory consumption was 93.8 MB. Max. memory is 7.1 GB. [2019-09-18 14:33:22,278 INFO L168 Benchmark]: Sifa took 311907.94 ms. Allocated memory was 218.1 MB in the beginning and 140.0 MB in the end (delta: -78.1 MB). Free memory was 170.8 MB in the beginning and 66.2 MB in the end (delta: 104.6 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-18 14:33:22,280 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 131.1 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 671.69 ms. Allocated memory was 131.1 MB in the beginning and 198.2 MB in the end (delta: 67.1 MB). Free memory was 84.7 MB in the beginning and 162.6 MB in the end (delta: -77.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.58 ms. Allocated memory is still 198.2 MB. Free memory was 162.6 MB in the beginning and 158.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1283.65 ms. Allocated memory was 198.2 MB in the beginning and 218.1 MB in the end (delta: 19.9 MB). Free memory was 158.1 MB in the beginning and 170.8 MB in the end (delta: -12.7 MB). Peak memory consumption was 93.8 MB. Max. memory is 7.1 GB. * Sifa took 311907.94 ms. Allocated memory was 218.1 MB in the beginning and 140.0 MB in the end (delta: -78.1 MB). Free memory was 170.8 MB in the beginning and 66.2 MB in the end (delta: 104.6 MB). Peak memory consumption was 26.5 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]: 311870, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 401, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 326, TOOLS_POST_TIME[ms]: 184404, TOOLS_POST_CALL_APPLICATIONS: 67, TOOLS_POST_CALL_TIME[ms]: 162, TOOLS_POST_RETURN_APPLICATIONS: 58, TOOLS_POST_RETURN_TIME[ms]: 71, TOOLS_QUANTIFIERELIM_APPLICATIONS: 450, TOOLS_QUANTIFIERELIM_TIME[ms]: 184484, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28973, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 407, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 78, DOMAIN_JOIN_TIME[ms]: 126339, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 486, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 12, DOMAIN_ISBOTTOM_APPLICATIONS: 42, DOMAIN_ISBOTTOM_TIME[ms]: 222, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 118225, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 118224, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 58, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 190631, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 190630, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 13, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 41, DAG_COMPRESSION_PROCESSED_NODES: 737, DAG_COMPRESSION_RETAINED_NODES: 409 - UnprovableResult [Line: 595]: 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 644#(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...