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_spec3_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:06:28,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:06:28,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:06:28,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:06:28,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:06:28,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:06:28,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:06:28,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:06:28,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:06:28,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:06:28,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:06:28,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:06:28,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:06:28,548 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:06:28,549 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:06:28,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:06:28,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:06:28,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:06:28,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:06:28,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:06:28,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:06:28,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:06:28,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:06:28,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:06:28,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:06:28,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:06:28,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:06:28,563 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:06:28,564 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:06:28,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:06:28,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:06:28,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:06:28,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:06:28,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:06:28,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:06:28,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:06:28,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:06:28,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:06:28,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:06:28,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:06:28,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:06:28,572 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 06:06:28,588 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:06:28,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:06:28,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:06:28,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:06:28,590 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:06:28,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:06:28,590 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:06:28,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:06:28,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:06:28,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:06:28,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:06:28,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:06:28,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:06:28,592 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:06:28,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:06:28,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:06:28,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:06:28,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:06:28,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:06:28,593 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:06:28,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:06:28,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:06:28,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:06:28,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:06:28,594 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:06:28,594 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:06:28,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:06:28,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:06:28,595 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 06:06:28,633 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:06:28,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:06:28,652 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:06:28,654 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:06:28,654 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:06:28,655 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product46.cil.c [2019-09-17 06:06:28,729 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91c593b80/5cd16267b7e9433c9d8dcb689251b94c/FLAG3cc80b0ed [2019-09-17 06:06:29,217 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:06:29,218 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product46.cil.c [2019-09-17 06:06:29,251 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91c593b80/5cd16267b7e9433c9d8dcb689251b94c/FLAG3cc80b0ed [2019-09-17 06:06:29,543 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91c593b80/5cd16267b7e9433c9d8dcb689251b94c [2019-09-17 06:06:29,553 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:06:29,554 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:06:29,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:06:29,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:06:29,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:06:29,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:06:29" (1/1) ... [2019-09-17 06:06:29,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b1baa4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:29, skipping insertion in model container [2019-09-17 06:06:29,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:06:29" (1/1) ... [2019-09-17 06:06:29,570 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:06:29,637 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:06:30,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:06:30,101 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:06:30,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:06:30,213 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:06:30,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:30 WrapperNode [2019-09-17 06:06:30,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:06:30,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:06:30,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:06:30,215 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:06:30,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:30" (1/1) ... [2019-09-17 06:06:30,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:30" (1/1) ... [2019-09-17 06:06:30,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:30" (1/1) ... [2019-09-17 06:06:30,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:30" (1/1) ... [2019-09-17 06:06:30,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:30" (1/1) ... [2019-09-17 06:06:30,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:30" (1/1) ... [2019-09-17 06:06:30,318 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:30" (1/1) ... [2019-09-17 06:06:30,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:06:30,340 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:06:30,340 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:06:30,340 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:06:30,341 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:30" (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 06:06:30,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:06:30,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:06:30,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:06:30,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-17 06:06:30,406 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:06:30,406 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:06:30,406 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:06:30,406 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:06:30,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:06:30,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:06:30,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:06:30,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:06:30,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:06:30,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:06:30,408 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:06:30,408 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:06:30,408 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:06:30,408 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:06:30,408 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:06:30,408 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:06:30,409 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:06:30,409 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:06:30,409 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:06:30,409 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:06:30,409 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:06:30,409 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 06:06:30,410 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:06:30,410 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 06:06:30,410 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:06:30,410 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:06:30,410 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-17 06:06:30,410 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:06:30,411 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:06:30,411 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:06:30,411 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:06:30,411 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:06:30,411 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 06:06:30,411 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 06:06:30,411 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:06:30,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:06:30,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:06:30,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:06:30,412 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:06:30,412 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:06:30,413 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:06:30,413 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:06:30,413 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:06:30,413 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-17 06:06:30,413 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:06:30,413 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:06:30,414 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:06:30,414 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:06:30,414 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:06:30,414 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:06:30,414 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:06:30,414 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:06:30,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:06:30,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:06:30,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:06:30,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:06:30,415 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:06:30,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:06:30,416 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:06:30,416 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:06:30,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:06:30,416 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:06:30,416 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:06:30,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:06:30,417 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:06:30,417 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:06:30,417 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:06:30,417 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:06:30,417 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:06:30,417 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:06:30,417 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:06:30,418 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:06:30,418 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:06:30,418 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:06:30,418 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:06:30,418 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:06:30,418 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:06:30,419 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 06:06:30,419 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:06:30,419 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:06:30,419 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 06:06:30,419 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:06:30,419 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 06:06:30,420 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 06:06:30,420 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:06:30,420 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:06:30,420 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-17 06:06:30,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:06:30,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:06:30,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:06:32,283 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:06:32,284 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:06:32,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:06:32 BoogieIcfgContainer [2019-09-17 06:06:32,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:06:32,286 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:06:32,286 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:06:32,286 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:06:32,288 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:06:32" (1/1) ... [2019-09-17 06:06:32,288 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 06:06:32,321 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:06:32,322 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:06:32,339 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:06:32,351 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:06:32,353 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:06:42,659 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 06:06:44,316 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:06:44,490 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:06:44,653 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:06:44,772 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:06:44,790 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-17 06:06:44,867 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-17 06:06:44,874 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-17 06:06:45,052 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 06:06:45,175 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 06:06:45,603 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:06:45,908 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:06:46,175 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:06:46,413 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:06:46,627 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:06:46,792 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:06:47,199 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:06:47,566 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:06:48,322 WARN L191 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 06:06:48,906 WARN L191 SmtUtils]: Spent 582.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 06:06:49,808 WARN L191 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 522 [2019-09-17 06:06:50,190 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-17 06:06:50,468 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:06:50,682 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:06:51,164 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:06:51,611 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:06:52,030 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:06:52,474 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:06:53,150 WARN L191 SmtUtils]: Spent 661.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-17 06:06:53,833 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:06:54,134 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:06:54,773 WARN L191 SmtUtils]: Spent 588.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 06:06:55,347 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 06:06:56,009 WARN L191 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 522 [2019-09-17 06:06:56,324 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-17 06:06:56,566 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:06:56,736 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:06:57,145 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:06:57,555 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:06:57,961 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:06:58,390 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:06:59,051 WARN L191 SmtUtils]: Spent 643.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-17 06:06:59,771 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:07:00,177 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:07:00,739 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 06:07:01,274 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 06:07:01,699 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 522 [2019-09-17 06:07:02,001 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-17 06:07:02,205 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:07:02,367 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:07:02,768 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:07:03,183 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:07:03,584 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:07:03,989 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:07:04,637 WARN L191 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-17 06:07:04,682 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-17 06:07:04,712 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-17 06:07:04,723 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 1 for LOIs [2019-09-17 06:07:04,727 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 14 for LOIs [2019-09-17 06:07:04,728 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:07:04,729 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:07:04,730 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 600#(and (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648))) [2019-09-17 06:07:04,742 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:07:04,742 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:07:04,744 INFO L168 Benchmark]: Toolchain (without parser) took 35189.88 ms. Allocated memory was 131.1 MB in the beginning and 1.0 GB in the end (delta: 888.7 MB). Free memory was 85.5 MB in the beginning and 583.2 MB in the end (delta: -497.7 MB). Peak memory consumption was 391.0 MB. Max. memory is 7.1 GB. [2019-09-17 06:07:04,745 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:07:04,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.33 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 85.3 MB in the beginning and 163.9 MB in the end (delta: -78.6 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-17 06:07:04,747 INFO L168 Benchmark]: Boogie Preprocessor took 123.34 ms. Allocated memory is still 199.2 MB. Free memory was 163.9 MB in the beginning and 159.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:07:04,748 INFO L168 Benchmark]: RCFGBuilder took 1945.47 ms. Allocated memory was 199.2 MB in the beginning and 219.7 MB in the end (delta: 20.4 MB). Free memory was 159.6 MB in the beginning and 142.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 93.6 MB. Max. memory is 7.1 GB. [2019-09-17 06:07:04,748 INFO L168 Benchmark]: Sifa took 32456.43 ms. Allocated memory was 219.7 MB in the beginning and 1.0 GB in the end (delta: 800.1 MB). Free memory was 142.5 MB in the beginning and 583.2 MB in the end (delta: -440.7 MB). Peak memory consumption was 359.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:07:04,753 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 659.33 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 85.3 MB in the beginning and 163.9 MB in the end (delta: -78.6 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.34 ms. Allocated memory is still 199.2 MB. Free memory was 163.9 MB in the beginning and 159.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1945.47 ms. Allocated memory was 199.2 MB in the beginning and 219.7 MB in the end (delta: 20.4 MB). Free memory was 159.6 MB in the beginning and 142.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 93.6 MB. Max. memory is 7.1 GB. * Sifa took 32456.43 ms. Allocated memory was 219.7 MB in the beginning and 1.0 GB in the end (delta: 800.1 MB). Free memory was 142.5 MB in the beginning and 583.2 MB in the end (delta: -440.7 MB). Peak memory consumption was 359.4 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]: 32409, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 300, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 198, TOOLS_POST_TIME[ms]: 12270, TOOLS_POST_CALL_APPLICATIONS: 86, TOOLS_POST_CALL_TIME[ms]: 348, TOOLS_POST_RETURN_APPLICATIONS: 77, TOOLS_POST_RETURN_TIME[ms]: 233, TOOLS_QUANTIFIERELIM_APPLICATIONS: 361, TOOLS_QUANTIFIERELIM_TIME[ms]: 12687, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12068, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 309, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 97, DOMAIN_JOIN_TIME[ms]: 17116, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 1949, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 46, DOMAIN_ISBOTTOM_APPLICATIONS: 52, DOMAIN_ISBOTTOM_TIME[ms]: 244, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 15128, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 15128, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 77, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12606, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12605, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 46, DAG_COMPRESSION_PROCESSED_NODES: 464, DAG_COMPRESSION_RETAINED_NODES: 237 - UnprovableResult [Line: 957]: 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 600#(and (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...