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_spec4_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 13:52:29,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 13:52:29,518 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 13:52:29,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 13:52:29,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 13:52:29,531 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 13:52:29,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 13:52:29,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 13:52:29,536 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 13:52:29,537 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 13:52:29,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 13:52:29,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 13:52:29,539 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 13:52:29,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 13:52:29,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 13:52:29,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 13:52:29,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 13:52:29,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 13:52:29,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 13:52:29,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 13:52:29,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 13:52:29,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 13:52:29,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 13:52:29,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 13:52:29,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 13:52:29,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 13:52:29,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 13:52:29,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 13:52:29,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 13:52:29,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 13:52:29,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 13:52:29,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 13:52:29,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 13:52:29,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 13:52:29,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 13:52:29,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 13:52:29,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 13:52:29,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 13:52:29,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 13:52:29,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 13:52:29,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 13:52:29,564 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 13:52:29,578 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 13:52:29,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 13:52:29,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 13:52:29,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 13:52:29,580 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 13:52:29,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 13:52:29,581 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 13:52:29,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 13:52:29,581 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 13:52:29,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 13:52:29,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 13:52:29,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 13:52:29,582 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 13:52:29,582 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 13:52:29,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 13:52:29,582 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 13:52:29,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 13:52:29,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 13:52:29,583 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 13:52:29,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 13:52:29,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 13:52:29,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 13:52:29,584 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 13:52:29,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 13:52:29,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 13:52:29,584 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 13:52:29,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 13:52:29,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 13:52:29,585 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 13:52:29,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 13:52:29,627 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 13:52:29,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 13:52:29,632 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 13:52:29,632 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 13:52:29,633 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product19.cil.c [2019-09-18 13:52:29,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67b1f5285/89feb89dacb14aaf92782268a1573e12/FLAG6b7346329 [2019-09-18 13:52:30,236 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 13:52:30,237 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product19.cil.c [2019-09-18 13:52:30,251 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67b1f5285/89feb89dacb14aaf92782268a1573e12/FLAG6b7346329 [2019-09-18 13:52:30,589 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67b1f5285/89feb89dacb14aaf92782268a1573e12 [2019-09-18 13:52:30,600 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 13:52:30,601 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 13:52:30,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 13:52:30,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 13:52:30,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 13:52:30,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:52:30" (1/1) ... [2019-09-18 13:52:30,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66e9783b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:52:30, skipping insertion in model container [2019-09-18 13:52:30,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:52:30" (1/1) ... [2019-09-18 13:52:30,614 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 13:52:30,686 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 13:52:31,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 13:52:31,129 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 13:52:31,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 13:52:31,309 INFO L192 MainTranslator]: Completed translation [2019-09-18 13:52:31,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:52:31 WrapperNode [2019-09-18 13:52:31,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 13:52:31,310 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 13:52:31,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 13:52:31,310 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 13:52:31,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:52:31" (1/1) ... [2019-09-18 13:52:31,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:52:31" (1/1) ... [2019-09-18 13:52:31,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:52:31" (1/1) ... [2019-09-18 13:52:31,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:52:31" (1/1) ... [2019-09-18 13:52:31,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:52:31" (1/1) ... [2019-09-18 13:52:31,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:52:31" (1/1) ... [2019-09-18 13:52:31,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:52:31" (1/1) ... [2019-09-18 13:52:31,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 13:52:31,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 13:52:31,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 13:52:31,409 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 13:52:31,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:52:31" (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 13:52:31,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 13:52:31,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 13:52:31,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 13:52:31,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 13:52:31,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 13:52:31,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 13:52:31,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 13:52:31,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 13:52:31,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 13:52:31,485 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 13:52:31,485 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 13:52:31,486 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 13:52:31,486 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 13:52:31,486 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 13:52:31,486 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 13:52:31,487 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 13:52:31,489 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 13:52:31,489 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 13:52:31,490 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 13:52:31,490 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 13:52:31,490 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 13:52:31,490 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 13:52:31,490 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 13:52:31,491 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 13:52:31,491 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 13:52:31,491 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 13:52:31,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 13:52:31,491 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 13:52:31,492 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 13:52:31,492 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 13:52:31,492 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 13:52:31,492 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 13:52:31,492 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 13:52:31,492 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 13:52:31,492 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 13:52:31,493 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 13:52:31,493 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 13:52:31,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-18 13:52:31,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 13:52:31,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 13:52:31,493 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 13:52:31,494 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 13:52:31,494 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 13:52:31,494 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 13:52:31,494 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 13:52:31,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 13:52:31,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 13:52:31,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 13:52:31,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 13:52:31,495 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 13:52:31,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 13:52:31,495 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 13:52:31,495 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 13:52:31,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 13:52:31,496 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 13:52:31,496 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 13:52:31,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 13:52:31,496 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 13:52:31,497 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 13:52:31,497 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 13:52:31,497 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 13:52:31,498 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 13:52:31,498 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 13:52:31,498 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 13:52:31,498 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 13:52:31,498 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 13:52:31,498 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 13:52:31,498 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 13:52:31,499 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 13:52:31,499 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 13:52:31,499 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 13:52:31,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-18 13:52:31,499 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 13:52:31,500 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 13:52:31,500 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 13:52:31,500 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 13:52:31,501 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 13:52:31,501 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 13:52:31,501 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 13:52:31,501 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 13:52:31,502 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 13:52:31,502 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 13:52:31,503 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 13:52:31,503 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 13:52:31,503 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 13:52:31,503 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 13:52:31,503 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 13:52:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 13:52:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 13:52:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 13:52:32,671 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 13:52:32,671 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 13:52:32,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:52:32 BoogieIcfgContainer [2019-09-18 13:52:32,673 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 13:52:32,674 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 13:52:32,674 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 13:52:32,674 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 13:52:32,675 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:52:32" (1/1) ... [2019-09-18 13:52:32,676 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 13:52:32,711 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 13:52:32,711 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 13:52:32,726 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 13:52:32,738 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 13:52:32,740 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 13:52:33,332 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-18 13:52:33,697 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-18 13:52:33,895 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-18 13:52:34,148 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-18 13:52:34,418 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-18 13:52:34,792 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-18 13:52:35,090 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-18 13:52:35,609 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-18 13:52:36,036 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-18 13:52:36,732 WARN L191 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-18 13:52:37,288 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-18 13:52:37,502 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 13:52:38,175 WARN L191 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-18 13:52:38,693 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-18 13:52:38,978 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 13:52:39,893 WARN L191 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-18 13:52:40,601 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-18 13:52:40,975 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-18 13:52:42,098 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-18 13:52:42,292 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 13:52:42,966 WARN L191 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-18 13:52:43,329 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-18 13:52:44,419 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-18 13:52:45,302 WARN L191 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-18 13:52:45,944 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-18 13:52:47,754 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 334 DAG size of output: 162 [2019-09-18 13:52:48,748 WARN L191 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 157 [2019-09-18 13:52:49,585 WARN L191 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-18 13:52:51,821 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 368 DAG size of output: 171 [2019-09-18 13:52:52,904 WARN L191 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 166 [2019-09-18 13:52:54,012 WARN L191 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-18 13:52:57,043 WARN L191 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 460 DAG size of output: 212 [2019-09-18 13:52:58,386 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 255 DAG size of output: 207 [2019-09-18 13:52:59,774 WARN L191 SmtUtils]: Spent 843.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-18 13:53:03,618 WARN L191 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 517 DAG size of output: 239 [2019-09-18 13:53:05,168 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 280 DAG size of output: 234 [2019-09-18 13:53:06,976 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 13:53:11,775 WARN L191 SmtUtils]: Spent 4.79 s on a formula simplification. DAG size of input: 596 DAG size of output: 258 [2019-09-18 13:53:13,499 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 303 DAG size of output: 253 [2019-09-18 13:53:15,624 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-18 13:53:21,420 WARN L191 SmtUtils]: Spent 5.78 s on a formula simplification. DAG size of input: 690 DAG size of output: 277 [2019-09-18 13:53:21,829 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 13:53:23,514 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 326 DAG size of output: 274 [2019-09-18 13:53:26,135 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 565 [2019-09-18 13:53:32,594 WARN L191 SmtUtils]: Spent 6.44 s on a formula simplification. DAG size of input: 751 DAG size of output: 287 [2019-09-18 13:53:32,938 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 13:53:34,793 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 353 DAG size of output: 284 [2019-09-18 13:53:37,846 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 623 [2019-09-18 13:53:45,700 WARN L191 SmtUtils]: Spent 7.84 s on a formula simplification. DAG size of input: 762 DAG size of output: 305 [2019-09-18 13:53:46,051 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 13:53:48,046 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 367 DAG size of output: 300 [2019-09-18 13:53:51,802 WARN L191 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 681 [2019-09-18 13:54:01,210 WARN L191 SmtUtils]: Spent 9.39 s on a formula simplification. DAG size of input: 935 DAG size of output: 326 [2019-09-18 13:54:01,630 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 13:54:03,962 WARN L191 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 389 DAG size of output: 323 [2019-09-18 13:54:08,386 WARN L191 SmtUtils]: Spent 2.46 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 13:54:19,494 WARN L191 SmtUtils]: Spent 11.08 s on a formula simplification. DAG size of input: 885 DAG size of output: 359 [2019-09-18 13:54:19,967 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 13:54:22,739 WARN L191 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 437 DAG size of output: 358 [2019-09-18 13:54:27,837 WARN L191 SmtUtils]: Spent 2.83 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 13:54:41,373 WARN L191 SmtUtils]: Spent 13.51 s on a formula simplification. DAG size of input: 1018 DAG size of output: 378 [2019-09-18 13:54:41,868 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-18 13:54:44,862 WARN L191 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 445 DAG size of output: 375 [2019-09-18 13:54:50,786 WARN L191 SmtUtils]: Spent 3.20 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 13:55:06,863 WARN L191 SmtUtils]: Spent 16.05 s on a formula simplification. DAG size of input: 1039 DAG size of output: 400 [2019-09-18 13:55:07,425 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 13:55:10,909 WARN L191 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 489 DAG size of output: 401 [2019-09-18 13:55:17,601 WARN L191 SmtUtils]: Spent 3.64 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 13:55:36,784 WARN L191 SmtUtils]: Spent 19.15 s on a formula simplification. DAG size of input: 1128 DAG size of output: 418 [2019-09-18 13:55:37,325 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 13:55:40,929 WARN L191 SmtUtils]: Spent 3.60 s on a formula simplification. DAG size of input: 491 DAG size of output: 415 [2019-09-18 13:55:44,282 WARN L191 SmtUtils]: Spent 3.35 s on a formula simplification. DAG size of input: 424 DAG size of output: 422 [2019-09-18 13:55:45,943 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 13:55:45,957 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 13:55:46,008 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 13:55:46,012 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 13:55:57,046 WARN L191 SmtUtils]: Spent 10.88 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 13:56:02,407 WARN L191 SmtUtils]: Spent 5.36 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 13:56:20,387 WARN L191 SmtUtils]: Spent 17.91 s on a formula simplification. DAG size of input: 457 DAG size of output: 457 [2019-09-18 13:56:29,276 WARN L191 SmtUtils]: Spent 8.89 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 13:57:01,290 WARN L191 SmtUtils]: Spent 31.90 s on a formula simplification. DAG size of input: 482 DAG size of output: 479 [2019-09-18 13:57:17,308 WARN L191 SmtUtils]: Spent 16.02 s on a formula simplification that was a NOOP. DAG size: 479 [2019-09-18 13:57:33,484 WARN L191 SmtUtils]: Spent 16.17 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-18 13:57:34,675 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-09-18 13:57:35,034 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-09-18 13:57:35,167 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 13:57:35,316 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 13:57:35,923 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-09-18 13:57:36,276 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-09-18 13:57:36,408 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 13:57:36,631 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2019-09-18 13:57:36,885 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2019-09-18 13:57:37,134 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2019-09-18 13:57:37,379 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-09-18 13:57:37,736 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-09-18 13:57:37,874 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 13:57:38,029 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 13:57:38,040 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-18 13:57:38,042 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 13:57:38,130 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-18 13:57:38,137 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 15 for LOIs [2019-09-18 13:57:38,159 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 13:57:38,159 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 13:57:38,161 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 544#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-18 13:57:38,174 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 13:57:38,174 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 13:57:38,175 INFO L168 Benchmark]: Toolchain (without parser) took 307574.28 ms. Allocated memory was 141.0 MB in the beginning and 145.8 MB in the end (delta: 4.7 MB). Free memory was 87.1 MB in the beginning and 107.8 MB in the end (delta: -20.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 13:57:38,176 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory is still 106.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 13:57:38,178 INFO L168 Benchmark]: CACSL2BoogieTranslator took 707.97 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 86.7 MB in the beginning and 163.9 MB in the end (delta: -77.2 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-09-18 13:57:38,186 INFO L168 Benchmark]: Boogie Preprocessor took 98.34 ms. Allocated memory is still 200.3 MB. Free memory was 163.9 MB in the beginning and 160.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-09-18 13:57:38,186 INFO L168 Benchmark]: RCFGBuilder took 1264.46 ms. Allocated memory was 200.3 MB in the beginning and 227.5 MB in the end (delta: 27.3 MB). Free memory was 159.6 MB in the beginning and 174.3 MB in the end (delta: -14.7 MB). Peak memory consumption was 85.7 MB. Max. memory is 7.1 GB. [2019-09-18 13:57:38,188 INFO L168 Benchmark]: Sifa took 305500.43 ms. Allocated memory was 227.5 MB in the beginning and 145.8 MB in the end (delta: -81.8 MB). Free memory was 174.3 MB in the beginning and 107.8 MB in the end (delta: 66.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 13:57:38,191 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory is still 106.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 707.97 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 86.7 MB in the beginning and 163.9 MB in the end (delta: -77.2 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.34 ms. Allocated memory is still 200.3 MB. Free memory was 163.9 MB in the beginning and 160.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1264.46 ms. Allocated memory was 200.3 MB in the beginning and 227.5 MB in the end (delta: 27.3 MB). Free memory was 159.6 MB in the beginning and 174.3 MB in the end (delta: -14.7 MB). Peak memory consumption was 85.7 MB. Max. memory is 7.1 GB. * Sifa took 305500.43 ms. Allocated memory was 227.5 MB in the beginning and 145.8 MB in the end (delta: -81.8 MB). Free memory was 174.3 MB in the beginning and 107.8 MB in the end (delta: 66.5 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 305451, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 359, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 295, TOOLS_POST_TIME[ms]: 188128, TOOLS_POST_CALL_APPLICATIONS: 53, TOOLS_POST_CALL_TIME[ms]: 124, TOOLS_POST_RETURN_APPLICATIONS: 46, TOOLS_POST_RETURN_TIME[ms]: 58, TOOLS_QUANTIFIERELIM_APPLICATIONS: 391, TOOLS_QUANTIFIERELIM_TIME[ms]: 188180, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30017, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 361, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 67, DOMAIN_JOIN_TIME[ms]: 116659, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 86, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 8, DOMAIN_ISBOTTOM_APPLICATIONS: 42, DOMAIN_ISBOTTOM_TIME[ms]: 202, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 109430, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 109430, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 46, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 194148, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 194147, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 13, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 45, DAG_COMPRESSION_PROCESSED_NODES: 597, DAG_COMPRESSION_RETAINED_NODES: 372 - UnprovableResult [Line: 680]: 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 544#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...