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_spec2_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 12:58:06,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 12:58:06,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 12:58:06,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 12:58:06,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 12:58:06,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 12:58:06,469 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 12:58:06,471 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 12:58:06,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 12:58:06,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 12:58:06,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 12:58:06,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 12:58:06,476 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 12:58:06,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 12:58:06,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 12:58:06,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 12:58:06,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 12:58:06,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 12:58:06,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 12:58:06,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 12:58:06,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 12:58:06,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 12:58:06,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 12:58:06,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 12:58:06,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 12:58:06,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 12:58:06,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 12:58:06,492 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 12:58:06,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 12:58:06,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 12:58:06,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 12:58:06,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 12:58:06,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 12:58:06,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 12:58:06,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 12:58:06,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 12:58:06,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 12:58:06,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 12:58:06,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 12:58:06,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 12:58:06,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 12:58:06,500 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 12:58:06,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 12:58:06,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 12:58:06,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 12:58:06,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 12:58:06,519 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 12:58:06,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 12:58:06,519 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 12:58:06,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 12:58:06,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 12:58:06,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 12:58:06,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 12:58:06,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 12:58:06,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 12:58:06,520 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 12:58:06,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 12:58:06,521 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 12:58:06,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 12:58:06,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 12:58:06,522 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 12:58:06,523 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 12:58:06,523 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 12:58:06,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 12:58:06,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 12:58:06,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 12:58:06,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 12:58:06,524 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 12:58:06,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 12:58:06,524 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 12:58:06,524 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 12:58:06,560 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 12:58:06,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 12:58:06,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 12:58:06,583 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 12:58:06,583 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 12:58:06,584 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2019-09-18 12:58:06,661 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6ce78245/3f4fc68ea2a048f096b4298cefb06151/FLAG405488151 [2019-09-18 12:58:07,169 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 12:58:07,169 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2019-09-18 12:58:07,199 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6ce78245/3f4fc68ea2a048f096b4298cefb06151/FLAG405488151 [2019-09-18 12:58:07,506 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6ce78245/3f4fc68ea2a048f096b4298cefb06151 [2019-09-18 12:58:07,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 12:58:07,518 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 12:58:07,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 12:58:07,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 12:58:07,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 12:58:07,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:58:07" (1/1) ... [2019-09-18 12:58:07,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@688f4af9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:58:07, skipping insertion in model container [2019-09-18 12:58:07,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:58:07" (1/1) ... [2019-09-18 12:58:07,535 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 12:58:07,596 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 12:58:08,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 12:58:08,054 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 12:58:08,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 12:58:08,255 INFO L192 MainTranslator]: Completed translation [2019-09-18 12:58:08,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:58:08 WrapperNode [2019-09-18 12:58:08,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 12:58:08,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 12:58:08,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 12:58:08,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 12:58:08,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:58:08" (1/1) ... [2019-09-18 12:58:08,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:58:08" (1/1) ... [2019-09-18 12:58:08,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:58:08" (1/1) ... [2019-09-18 12:58:08,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:58:08" (1/1) ... [2019-09-18 12:58:08,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:58:08" (1/1) ... [2019-09-18 12:58:08,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:58:08" (1/1) ... [2019-09-18 12:58:08,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:58:08" (1/1) ... [2019-09-18 12:58:08,355 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 12:58:08,356 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 12:58:08,356 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 12:58:08,356 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 12:58:08,357 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:58:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 12:58:08,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 12:58:08,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 12:58:08,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 12:58:08,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 12:58:08,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 12:58:08,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 12:58:08,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 12:58:08,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 12:58:08,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 12:58:08,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 12:58:08,422 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 12:58:08,422 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 12:58:08,422 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 12:58:08,422 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 12:58:08,423 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 12:58:08,423 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 12:58:08,423 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 12:58:08,423 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 12:58:08,423 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 12:58:08,424 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 12:58:08,424 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 12:58:08,424 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 12:58:08,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 12:58:08,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 12:58:08,424 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 12:58:08,425 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 12:58:08,425 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 12:58:08,425 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 12:58:08,425 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 12:58:08,425 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 12:58:08,425 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 12:58:08,425 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 12:58:08,426 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 12:58:08,426 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 12:58:08,426 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 12:58:08,426 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 12:58:08,426 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 12:58:08,426 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 12:58:08,427 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 12:58:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 12:58:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 12:58:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 12:58:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 12:58:08,427 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 12:58:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 12:58:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 12:58:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 12:58:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 12:58:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 12:58:08,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 12:58:08,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 12:58:08,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 12:58:08,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 12:58:08,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 12:58:08,429 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 12:58:08,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 12:58:08,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 12:58:08,430 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 12:58:08,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 12:58:08,430 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 12:58:08,430 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 12:58:08,430 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 12:58:08,430 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 12:58:08,431 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 12:58:08,431 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 12:58:08,431 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 12:58:08,431 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 12:58:08,431 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 12:58:08,431 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 12:58:08,431 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 12:58:08,432 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 12:58:08,432 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 12:58:08,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 12:58:08,432 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 12:58:08,432 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 12:58:08,432 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 12:58:08,433 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 12:58:08,433 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 12:58:08,433 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 12:58:08,433 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 12:58:08,433 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 12:58:08,433 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 12:58:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 12:58:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 12:58:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 12:58:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 12:58:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 12:58:08,434 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 12:58:08,435 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 12:58:08,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 12:58:08,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 12:58:08,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 12:58:09,678 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 12:58:09,679 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 12:58:09,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:58:09 BoogieIcfgContainer [2019-09-18 12:58:09,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 12:58:09,681 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 12:58:09,681 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 12:58:09,681 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 12:58:09,683 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:58:09" (1/1) ... [2019-09-18 12:58:09,683 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 12:58:09,717 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 12:58:09,717 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 12:58:09,732 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 12:58:09,743 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 12:58:09,744 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 12:58:10,313 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-18 12:58:10,724 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-18 12:58:10,942 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-18 12:58:11,194 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-18 12:58:11,443 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-18 12:58:11,831 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-18 12:58:12,122 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-18 12:58:12,604 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-18 12:58:13,035 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-18 12:58:13,739 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-18 12:58:14,284 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-18 12:58:14,478 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 12:58:15,126 WARN L191 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-18 12:58:15,685 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-18 12:58:15,988 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 12:58:16,883 WARN L191 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-18 12:58:17,584 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-18 12:58:17,948 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-18 12:58:19,038 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-18 12:58:19,220 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 12:58:19,859 WARN L191 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-18 12:58:20,276 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-18 12:58:21,305 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-18 12:58:22,155 WARN L191 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-18 12:58:22,768 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-18 12:58:24,576 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 334 DAG size of output: 162 [2019-09-18 12:58:25,525 WARN L191 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 157 [2019-09-18 12:58:26,357 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-18 12:58:28,671 WARN L191 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 368 DAG size of output: 171 [2019-09-18 12:58:29,722 WARN L191 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 166 [2019-09-18 12:58:30,821 WARN L191 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-18 12:58:33,823 WARN L191 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 460 DAG size of output: 212 [2019-09-18 12:58:35,167 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 255 DAG size of output: 207 [2019-09-18 12:58:36,525 WARN L191 SmtUtils]: Spent 824.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-18 12:58:40,336 WARN L191 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 517 DAG size of output: 239 [2019-09-18 12:58:41,868 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 280 DAG size of output: 234 [2019-09-18 12:58:43,559 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 12:58:48,332 WARN L191 SmtUtils]: Spent 4.76 s on a formula simplification. DAG size of input: 596 DAG size of output: 258 [2019-09-18 12:58:49,998 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 303 DAG size of output: 253 [2019-09-18 12:58:52,135 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-18 12:58:57,918 WARN L191 SmtUtils]: Spent 5.77 s on a formula simplification. DAG size of input: 694 DAG size of output: 281 [2019-09-18 12:58:58,354 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 12:59:00,084 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 334 DAG size of output: 278 [2019-09-18 12:59:02,674 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 565 [2019-09-18 12:59:08,791 WARN L191 SmtUtils]: Spent 6.10 s on a formula simplification. DAG size of input: 795 DAG size of output: 291 [2019-09-18 12:59:09,170 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 12:59:11,025 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 358 DAG size of output: 288 [2019-09-18 12:59:14,053 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 623 [2019-09-18 12:59:22,007 WARN L191 SmtUtils]: Spent 7.94 s on a formula simplification. DAG size of input: 809 DAG size of output: 309 [2019-09-18 12:59:22,387 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 12:59:24,458 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 373 DAG size of output: 304 [2019-09-18 12:59:28,099 WARN L191 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 681 [2019-09-18 12:59:37,249 WARN L191 SmtUtils]: Spent 9.13 s on a formula simplification. DAG size of input: 910 DAG size of output: 330 [2019-09-18 12:59:37,659 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 12:59:39,984 WARN L191 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 389 DAG size of output: 327 [2019-09-18 12:59:44,216 WARN L191 SmtUtils]: Spent 2.43 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 12:59:55,306 WARN L191 SmtUtils]: Spent 11.06 s on a formula simplification. DAG size of input: 929 DAG size of output: 363 [2019-09-18 12:59:55,794 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 12:59:58,690 WARN L191 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 444 DAG size of output: 362 [2019-09-18 13:00:03,935 WARN L191 SmtUtils]: Spent 2.89 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 13:00:16,836 WARN L191 SmtUtils]: Spent 12.88 s on a formula simplification. DAG size of input: 1018 DAG size of output: 382 [2019-09-18 13:00:17,327 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-18 13:00:20,323 WARN L191 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 461 DAG size of output: 379 [2019-09-18 13:00:26,177 WARN L191 SmtUtils]: Spent 3.19 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 13:00:41,513 WARN L191 SmtUtils]: Spent 15.31 s on a formula simplification. DAG size of input: 1076 DAG size of output: 404 [2019-09-18 13:00:42,082 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 13:00:45,516 WARN L191 SmtUtils]: Spent 3.43 s on a formula simplification. DAG size of input: 495 DAG size of output: 405 [2019-09-18 13:00:52,212 WARN L191 SmtUtils]: Spent 3.55 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 13:01:10,470 WARN L191 SmtUtils]: Spent 18.22 s on a formula simplification. DAG size of input: 1064 DAG size of output: 422 [2019-09-18 13:01:11,039 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 13:01:14,628 WARN L191 SmtUtils]: Spent 3.58 s on a formula simplification. DAG size of input: 493 DAG size of output: 419 [2019-09-18 13:01:17,911 WARN L191 SmtUtils]: Spent 3.28 s on a formula simplification. DAG size of input: 426 DAG size of output: 424 [2019-09-18 13:01:19,561 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 13:01:19,573 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 13:01:19,630 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 13:01:19,643 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 13:01:31,361 WARN L191 SmtUtils]: Spent 11.59 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 13:01:36,904 WARN L191 SmtUtils]: Spent 5.54 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 13:02:04,212 WARN L191 SmtUtils]: Spent 27.25 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 13:02:13,289 WARN L191 SmtUtils]: Spent 9.08 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 13:02:45,975 WARN L191 SmtUtils]: Spent 32.58 s on a formula simplification. DAG size of input: 484 DAG size of output: 481 [2019-09-18 13:03:02,268 WARN L191 SmtUtils]: Spent 16.29 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-18 13:03:18,576 WARN L191 SmtUtils]: Spent 16.31 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-18 13:03:19,752 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-18 13:03:20,751 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-18 13:03:20,872 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-18 13:03:21,199 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 13:03:21,318 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-18 13:03:21,324 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-18 13:03:21,350 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 13:03:21,350 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 13:03:21,352 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 630#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-18 13:03:21,368 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 13:03:21,368 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 13:03:21,369 INFO L168 Benchmark]: Toolchain (without parser) took 313851.66 ms. Allocated memory was 133.7 MB in the beginning and 153.6 MB in the end (delta: 19.9 MB). Free memory was 87.7 MB in the beginning and 100.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. [2019-09-18 13:03:21,370 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 106.8 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 13:03:21,376 INFO L168 Benchmark]: CACSL2BoogieTranslator took 734.93 ms. Allocated memory was 133.7 MB in the beginning and 201.9 MB in the end (delta: 68.2 MB). Free memory was 87.5 MB in the beginning and 167.4 MB in the end (delta: -79.9 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-09-18 13:03:21,377 INFO L168 Benchmark]: Boogie Preprocessor took 98.79 ms. Allocated memory is still 201.9 MB. Free memory was 167.4 MB in the beginning and 163.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-18 13:03:21,378 INFO L168 Benchmark]: RCFGBuilder took 1324.99 ms. Allocated memory was 201.9 MB in the beginning and 227.5 MB in the end (delta: 25.7 MB). Free memory was 163.1 MB in the beginning and 176.2 MB in the end (delta: -13.1 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. [2019-09-18 13:03:21,378 INFO L168 Benchmark]: Sifa took 311687.13 ms. Allocated memory was 227.5 MB in the beginning and 153.6 MB in the end (delta: -73.9 MB). Free memory was 176.2 MB in the beginning and 100.0 MB in the end (delta: 76.2 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-18 13:03:21,381 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 106.8 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 734.93 ms. Allocated memory was 133.7 MB in the beginning and 201.9 MB in the end (delta: 68.2 MB). Free memory was 87.5 MB in the beginning and 167.4 MB in the end (delta: -79.9 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.79 ms. Allocated memory is still 201.9 MB. Free memory was 167.4 MB in the beginning and 163.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1324.99 ms. Allocated memory was 201.9 MB in the beginning and 227.5 MB in the end (delta: 25.7 MB). Free memory was 163.1 MB in the beginning and 176.2 MB in the end (delta: -13.1 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. * Sifa took 311687.13 ms. Allocated memory was 227.5 MB in the beginning and 153.6 MB in the end (delta: -73.9 MB). Free memory was 176.2 MB in the beginning and 100.0 MB in the end (delta: 76.2 MB). Peak memory consumption was 2.3 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]: 311635, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 396, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 324, TOOLS_POST_TIME[ms]: 184869, TOOLS_POST_CALL_APPLICATIONS: 61, TOOLS_POST_CALL_TIME[ms]: 115, TOOLS_POST_RETURN_APPLICATIONS: 52, TOOLS_POST_RETURN_TIME[ms]: 52, TOOLS_QUANTIFIERELIM_APPLICATIONS: 436, TOOLS_QUANTIFIERELIM_TIME[ms]: 184910, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29109, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 402, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 75, DOMAIN_JOIN_TIME[ms]: 126062, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 193, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 43, DOMAIN_ISBOTTOM_TIME[ms]: 173, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 120540, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 120539, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 52, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 190797, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 190796, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 633, DAG_COMPRESSION_RETAINED_NODES: 388 - UnprovableResult [Line: 44]: 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 630#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...