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_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:35:04,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:35:04,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:35:04,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:35:04,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:35:04,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:35:04,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:35:04,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:35:04,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:35:04,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:35:04,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:35:04,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:35:04,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:35:04,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:35:04,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:35:04,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:35:04,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:35:04,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:35:04,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:35:04,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:35:04,413 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:35:04,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:35:04,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:35:04,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:35:04,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:35:04,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:35:04,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:35:04,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:35:04,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:35:04,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:35:04,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:35:04,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:35:04,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:35:04,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:35:04,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:35:04,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:35:04,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:35:04,425 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:35:04,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:35:04,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:35:04,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:35:04,427 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 [2019-09-21 08:35:04,441 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:35:04,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:35:04,443 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:35:04,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:35:04,443 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:35:04,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:35:04,444 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:35:04,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:35:04,444 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:35:04,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:35:04,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:35:04,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:35:04,445 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:35:04,445 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:35:04,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:35:04,445 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:35:04,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:35:04,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:35:04,446 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:35:04,446 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:35:04,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:35:04,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:35:04,447 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:35:04,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:35:04,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:35:04,447 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:35:04,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:35:04,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:35:04,448 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 [2019-09-21 08:35:04,485 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:35:04,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:35:04,505 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:35:04,510 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:35:04,510 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:35:04,513 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2019-09-21 08:35:04,586 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09926b31e/e25d8aaf5e5f41a996699b076fff49eb/FLAG0901fe106 [2019-09-21 08:35:05,104 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:35:05,105 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2019-09-21 08:35:05,120 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09926b31e/e25d8aaf5e5f41a996699b076fff49eb/FLAG0901fe106 [2019-09-21 08:35:05,406 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09926b31e/e25d8aaf5e5f41a996699b076fff49eb [2019-09-21 08:35:05,418 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:35:05,419 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:35:05,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:35:05,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:35:05,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:35:05,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:35:05" (1/1) ... [2019-09-21 08:35:05,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28e5564a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:05, skipping insertion in model container [2019-09-21 08:35:05,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:35:05" (1/1) ... [2019-09-21 08:35:05,437 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:35:05,500 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:35:05,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:35:05,973 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:35:06,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:35:06,086 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:35:06,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:06 WrapperNode [2019-09-21 08:35:06,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:35:06,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:35:06,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:35:06,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:35:06,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:06" (1/1) ... [2019-09-21 08:35:06,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:06" (1/1) ... [2019-09-21 08:35:06,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:06" (1/1) ... [2019-09-21 08:35:06,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:06" (1/1) ... [2019-09-21 08:35:06,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:06" (1/1) ... [2019-09-21 08:35:06,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:06" (1/1) ... [2019-09-21 08:35:06,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:06" (1/1) ... [2019-09-21 08:35:06,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:35:06,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:35:06,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:35:06,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:35:06,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:06" (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 [2019-09-21 08:35:06,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:35:06,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:35:06,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:35:06,254 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:35:06,255 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:35:06,255 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:35:06,255 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:35:06,255 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:35:06,255 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:35:06,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-21 08:35:06,256 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:35:06,256 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:35:06,256 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:35:06,256 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-21 08:35:06,256 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:35:06,257 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:35:06,257 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:35:06,257 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:35:06,257 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:35:06,257 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:35:06,257 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:35:06,258 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:35:06,258 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:35:06,258 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:35:06,258 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:35:06,258 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:35:06,258 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:35:06,259 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:35:06,259 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:35:06,259 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:35:06,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:35:06,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:35:06,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:35:06,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:35:06,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:35:06,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:35:06,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:35:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:35:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:35:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:35:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:35:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:35:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:35:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:35:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:35:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:35:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:35:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:35:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:35:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-21 08:35:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:35:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:35:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:35:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:35:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:35:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:35:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:35:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:35:06,264 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:35:06,264 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-21 08:35:06,264 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:35:06,264 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:35:06,264 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:35:06,264 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:35:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:35:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:35:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:35:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:35:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:35:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:35:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:35:06,266 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:35:06,266 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:35:06,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:35:06,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:35:06,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:35:06,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:35:06,267 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:35:06,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:35:06,267 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:35:06,267 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:35:06,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:35:06,268 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:35:06,268 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:35:06,268 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:35:06,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:35:06,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:35:06,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:35:07,755 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:35:07,755 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:35:07,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:35:07 BoogieIcfgContainer [2019-09-21 08:35:07,757 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:35:07,757 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:35:07,757 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:35:07,758 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:35:07,759 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:35:07" (1/1) ... [2019-09-21 08:35:07,760 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 [2019-09-21 08:35:07,790 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:35:07,790 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:35:07,803 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:35:07,819 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:35:07,821 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:35:18,065 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:35:20,072 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:35:20,264 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:35:20,408 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:35:20,544 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:35:20,569 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-21 08:35:20,625 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-21 08:35:20,631 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-21 08:35:21,257 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:35:21,609 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:35:21,892 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:35:22,339 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:35:22,695 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:35:22,963 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:35:23,182 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:35:23,390 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:35:23,570 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:35:23,782 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:35:23,967 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:35:24,149 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:35:24,464 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:35:24,879 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:35:25,238 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:35:25,517 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:35:25,818 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:35:26,102 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:35:27,390 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 534 [2019-09-21 08:35:27,520 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:35:27,628 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 534 [2019-09-21 08:35:27,741 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:35:27,981 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 08:35:28,179 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 08:35:28,479 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 08:35:28,670 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 08:35:28,861 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 534 [2019-09-21 08:35:29,311 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 08:35:29,490 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 08:35:29,773 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 557 [2019-09-21 08:35:30,031 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:35:30,643 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 08:35:30,820 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 08:35:31,084 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 08:35:31,265 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 08:35:31,481 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 534 [2019-09-21 08:35:32,042 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 08:35:32,222 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-21 08:35:32,489 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 557 [2019-09-21 08:35:32,765 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:35:32,948 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 493 [2019-09-21 08:35:32,991 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 3 for LOIs [2019-09-21 08:35:33,018 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 3 for LOIs [2019-09-21 08:35:33,027 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 12 for LOIs [2019-09-21 08:35:33,031 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 22 for LOIs [2019-09-21 08:35:33,033 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:35:33,033 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:35:33,035 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 642#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))) [2019-09-21 08:35:33,050 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:35:33,050 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:35:33,052 INFO L168 Benchmark]: Toolchain (without parser) took 27632.96 ms. Allocated memory was 133.2 MB in the beginning and 826.8 MB in the end (delta: 693.6 MB). Free memory was 88.0 MB in the beginning and 244.5 MB in the end (delta: -156.5 MB). Peak memory consumption was 537.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:33,053 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 133.2 MB. Free memory is still 106.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 08:35:33,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.55 ms. Allocated memory was 133.2 MB in the beginning and 201.9 MB in the end (delta: 68.7 MB). Free memory was 87.6 MB in the beginning and 168.4 MB in the end (delta: -80.8 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:33,056 INFO L168 Benchmark]: Boogie Preprocessor took 106.43 ms. Allocated memory is still 201.9 MB. Free memory was 168.4 MB in the beginning and 164.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:33,057 INFO L168 Benchmark]: RCFGBuilder took 1562.80 ms. Allocated memory was 201.9 MB in the beginning and 226.0 MB in the end (delta: 24.1 MB). Free memory was 164.7 MB in the beginning and 155.7 MB in the end (delta: 8.9 MB). Peak memory consumption was 92.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:33,057 INFO L168 Benchmark]: Sifa took 25293.29 ms. Allocated memory was 226.0 MB in the beginning and 826.8 MB in the end (delta: 600.8 MB). Free memory was 155.7 MB in the beginning and 244.5 MB in the end (delta: -88.7 MB). Peak memory consumption was 512.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:33,061 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 133.2 MB. Free memory is still 106.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 666.55 ms. Allocated memory was 133.2 MB in the beginning and 201.9 MB in the end (delta: 68.7 MB). Free memory was 87.6 MB in the beginning and 168.4 MB in the end (delta: -80.8 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.43 ms. Allocated memory is still 201.9 MB. Free memory was 168.4 MB in the beginning and 164.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1562.80 ms. Allocated memory was 201.9 MB in the beginning and 226.0 MB in the end (delta: 24.1 MB). Free memory was 164.7 MB in the beginning and 155.7 MB in the end (delta: 8.9 MB). Peak memory consumption was 92.3 MB. Max. memory is 7.1 GB. * Sifa took 25293.29 ms. Allocated memory was 226.0 MB in the beginning and 826.8 MB in the end (delta: 600.8 MB). Free memory was 155.7 MB in the beginning and 244.5 MB in the end (delta: -88.7 MB). Peak memory consumption was 512.1 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]: 25245, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 317, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 214, TOOLS_POST_TIME[ms]: 12556, TOOLS_POST_CALL_APPLICATIONS: 85, TOOLS_POST_CALL_TIME[ms]: 285, TOOLS_POST_RETURN_APPLICATIONS: 76, TOOLS_POST_RETURN_TIME[ms]: 154, TOOLS_QUANTIFIERELIM_APPLICATIONS: 375, TOOLS_QUANTIFIERELIM_TIME[ms]: 12818, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12354, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 330, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 106, DOMAIN_JOIN_TIME[ms]: 11695, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 14, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13, DOMAIN_ISSUBSETEQ_TIME[ms]: 35, DOMAIN_ISBOTTOM_APPLICATIONS: 67, DOMAIN_ISBOTTOM_TIME[ms]: 306, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 9, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3197, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3197, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 13, CALL_SUMMARIZER_APPLICATIONS: 76, CALL_SUMMARIZER_CACHE_MISSES: 17, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12734, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12733, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 49, DAG_COMPRESSION_PROCESSED_NODES: 759, DAG_COMPRESSION_RETAINED_NODES: 254 - UnprovableResult [Line: 882]: 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 642#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~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...