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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:03:40,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:03:40,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:03:40,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:03:40,500 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:03:40,501 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:03:40,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:03:40,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:03:40,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:03:40,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:03:40,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:03:40,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:03:40,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:03:40,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:03:40,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:03:40,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:03:40,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:03:40,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:03:40,527 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:03:40,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:03:40,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:03:40,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:03:40,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:03:40,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:03:40,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:03:40,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:03:40,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:03:40,536 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:03:40,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:03:40,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:03:40,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:03:40,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:03:40,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:03:40,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:03:40,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:03:40,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:03:40,541 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:03:40,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:03:40,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:03:40,543 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:03:40,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:03:40,544 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 [2019-09-19 23:03:40,559 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:03:40,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:03:40,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:03:40,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:03:40,561 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:03:40,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:03:40,564 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:03:40,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:03:40,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:03:40,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:03:40,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:03:40,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:03:40,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:03:40,565 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:03:40,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:03:40,566 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:03:40,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:03:40,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:03:40,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:03:40,568 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:03:40,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:03:40,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:03:40,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:03:40,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:03:40,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:03:40,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:03:40,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:03:40,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:03:40,570 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 23:03:40,612 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:03:40,629 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:03:40,633 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:03:40,635 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:03:40,635 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:03:40,636 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2019-09-19 23:03:40,710 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac10e7567/6a69c5e98a1e41008cbc557db1792af0/FLAGf1def79a1 [2019-09-19 23:03:41,230 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:03:41,231 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2019-09-19 23:03:41,262 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac10e7567/6a69c5e98a1e41008cbc557db1792af0/FLAGf1def79a1 [2019-09-19 23:03:41,527 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac10e7567/6a69c5e98a1e41008cbc557db1792af0 [2019-09-19 23:03:41,540 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:03:41,542 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:03:41,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:03:41,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:03:41,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:03:41,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:03:41" (1/1) ... [2019-09-19 23:03:41,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cf90c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:41, skipping insertion in model container [2019-09-19 23:03:41,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:03:41" (1/1) ... [2019-09-19 23:03:41,560 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:03:41,624 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:03:42,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:03:42,108 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:03:42,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:03:42,215 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:03:42,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:42 WrapperNode [2019-09-19 23:03:42,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:03:42,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:03:42,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:03:42,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:03:42,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:42" (1/1) ... [2019-09-19 23:03:42,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:42" (1/1) ... [2019-09-19 23:03:42,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:42" (1/1) ... [2019-09-19 23:03:42,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:42" (1/1) ... [2019-09-19 23:03:42,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:42" (1/1) ... [2019-09-19 23:03:42,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:42" (1/1) ... [2019-09-19 23:03:42,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:42" (1/1) ... [2019-09-19 23:03:42,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:03:42,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:03:42,299 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:03:42,299 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:03:42,300 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:42" (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 [2019-09-19 23:03:42,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:03:42,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:03:42,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:03:42,352 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:03:42,353 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:03:42,353 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:03:42,353 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:03:42,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:03:42,353 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:03:42,353 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:03:42,354 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:03:42,354 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:03:42,354 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:03:42,354 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:03:42,354 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 23:03:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:03:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 23:03:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:03:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 23:03:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:03:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:03:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:03:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:03:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:03:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 23:03:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 23:03:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 23:03:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:03:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 23:03:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 23:03:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:03:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:03:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:03:42,358 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:03:42,358 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:03:42,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:03:42,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:03:42,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:03:42,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:03:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:03:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:03:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:03:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:03:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:03:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:03:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:03:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:03:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:03:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:03:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:03:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:03:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:03:42,361 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:03:42,361 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:03:42,361 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:03:42,361 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 23:03:42,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:03:42,361 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:03:42,362 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:03:42,362 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:03:42,362 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:03:42,362 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:03:42,362 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 23:03:42,362 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 23:03:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 23:03:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:03:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 23:03:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 23:03:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 23:03:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:03:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:03:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:03:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 23:03:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:03:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:03:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:03:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:03:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:03:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:03:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:03:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:03:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:03:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:03:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:03:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:03:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:03:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:03:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:03:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:03:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:03:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:03:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:03:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:03:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:03:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:03:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:03:43,940 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:03:43,941 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:03:43,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:03:43 BoogieIcfgContainer [2019-09-19 23:03:43,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:03:43,943 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:03:43,943 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:03:43,943 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:03:43,944 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:03:43" (1/1) ... [2019-09-19 23:03:43,945 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 23:03:43,968 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:03:43,968 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:03:43,977 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:03:43,986 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:03:43,988 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:04:07,748 WARN L191 SmtUtils]: Spent 14.04 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 23:04:09,677 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:04:13,543 WARN L191 SmtUtils]: Spent 3.86 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 23:04:15,325 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:04:17,141 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:04:17,156 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 23:04:17,223 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 23:04:17,241 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 23:04:34,708 WARN L191 SmtUtils]: Spent 17.29 s on a formula simplification. DAG size of input: 459 DAG size of output: 453 [2019-09-19 23:04:40,293 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 23:04:57,469 WARN L191 SmtUtils]: Spent 17.15 s on a formula simplification. DAG size of input: 464 DAG size of output: 455 [2019-09-19 23:05:03,089 WARN L191 SmtUtils]: Spent 5.62 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-19 23:05:20,291 WARN L191 SmtUtils]: Spent 17.20 s on a formula simplification. DAG size of input: 464 DAG size of output: 455 [2019-09-19 23:05:25,947 WARN L191 SmtUtils]: Spent 5.66 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-19 23:05:40,947 WARN L191 SmtUtils]: Spent 14.93 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-19 23:05:41,055 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 23:05:41,526 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 23:05:56,579 WARN L191 SmtUtils]: Spent 15.04 s on a formula simplification. DAG size of input: 464 DAG size of output: 460 [2019-09-19 23:05:56,687 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 23:05:56,889 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 23:05:57,172 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2019-09-19 23:06:12,173 WARN L191 SmtUtils]: Spent 15.00 s on a formula simplification. DAG size of input: 464 DAG size of output: 460 [2019-09-19 23:06:12,749 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2019-09-19 23:06:17,240 WARN L191 SmtUtils]: Spent 4.46 s on a formula simplification. DAG size of input: 475 DAG size of output: 470 [2019-09-19 23:06:17,797 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-19 23:06:18,088 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 78 [2019-09-19 23:06:18,432 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 78 [2019-09-19 23:06:18,843 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 23:06:19,136 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 23:06:19,923 WARN L191 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2019-09-19 23:06:20,221 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 23:06:20,493 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 76 [2019-09-19 23:06:21,252 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 23:06:21,362 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 23:06:21,677 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 87 [2019-09-19 23:06:21,785 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 23:06:22,585 WARN L191 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 106 [2019-09-19 23:06:22,955 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 23:06:23,837 WARN L191 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2019-09-19 23:06:24,219 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-19 23:06:25,052 WARN L191 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 108 [2019-09-19 23:06:25,427 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-19 23:06:26,437 WARN L191 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 111 [2019-09-19 23:06:26,991 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 76 [2019-09-19 23:06:28,029 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 117 DAG size of output: 113 [2019-09-19 23:06:28,150 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 23:06:28,260 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 23:06:28,361 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 23:06:28,643 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2019-09-19 23:06:29,669 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 117 DAG size of output: 113 [2019-09-19 23:06:29,963 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 23:06:30,240 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2019-09-19 23:06:30,517 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 76 [2019-09-19 23:06:30,907 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 78 [2019-09-19 23:06:31,270 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 78 [2019-09-19 23:06:31,660 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 23:06:31,946 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 23:06:32,715 WARN L191 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2019-09-19 23:06:33,009 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 23:06:33,272 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 76 [2019-09-19 23:06:33,568 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 23:06:33,675 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 23:06:34,397 WARN L191 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-19 23:06:34,732 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 23:06:35,456 WARN L191 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 103 [2019-09-19 23:06:35,805 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-19 23:06:36,522 WARN L191 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 103 [2019-09-19 23:06:36,870 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-19 23:06:37,600 WARN L191 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 103 [2019-09-19 23:06:37,948 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-19 23:06:38,992 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 115 DAG size of output: 114 [2019-09-19 23:06:39,518 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-19 23:06:40,625 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 115 DAG size of output: 114 [2019-09-19 23:06:41,157 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-19 23:06:42,442 WARN L191 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-19 23:06:43,074 WARN L191 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-19 23:06:44,409 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2019-09-19 23:06:44,516 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 23:06:45,845 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 116 DAG size of output: 114 [2019-09-19 23:06:45,948 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 23:06:47,301 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 126 DAG size of output: 123 [2019-09-19 23:06:47,966 WARN L191 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-19 23:06:48,637 WARN L191 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-19 23:06:48,646 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-19 23:06:48,650 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-19 23:06:48,779 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 15 for LOIs [2019-09-19 23:06:48,783 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 27 for LOIs [2019-09-19 23:06:48,846 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 23:06:48,847 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 23:06:48,849 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 428#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (or (= 0 ~waterLevel~0) (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))) [2019-09-19 23:06:48,859 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 23:06:48,859 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 23:06:48,861 INFO L168 Benchmark]: Toolchain (without parser) took 187319.55 ms. Allocated memory was 132.1 MB in the beginning and 163.6 MB in the end (delta: 31.5 MB). Free memory was 86.7 MB in the beginning and 124.1 MB in the end (delta: -37.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 23:06:48,862 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 23:06:48,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 671.47 ms. Allocated memory was 132.1 MB in the beginning and 200.3 MB in the end (delta: 68.2 MB). Free memory was 86.5 MB in the beginning and 165.9 MB in the end (delta: -79.4 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. [2019-09-19 23:06:48,864 INFO L168 Benchmark]: Boogie Preprocessor took 81.93 ms. Allocated memory is still 200.3 MB. Free memory was 165.9 MB in the beginning and 161.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-19 23:06:48,864 INFO L168 Benchmark]: RCFGBuilder took 1644.19 ms. Allocated memory was 200.3 MB in the beginning and 222.8 MB in the end (delta: 22.5 MB). Free memory was 161.4 MB in the beginning and 148.4 MB in the end (delta: 13.0 MB). Peak memory consumption was 92.3 MB. Max. memory is 7.1 GB. [2019-09-19 23:06:48,865 INFO L168 Benchmark]: Sifa took 184916.56 ms. Allocated memory was 222.8 MB in the beginning and 163.6 MB in the end (delta: -59.2 MB). Free memory was 148.4 MB in the beginning and 124.1 MB in the end (delta: 24.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 23:06:48,869 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 132.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 671.47 ms. Allocated memory was 132.1 MB in the beginning and 200.3 MB in the end (delta: 68.2 MB). Free memory was 86.5 MB in the beginning and 165.9 MB in the end (delta: -79.4 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.93 ms. Allocated memory is still 200.3 MB. Free memory was 165.9 MB in the beginning and 161.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1644.19 ms. Allocated memory was 200.3 MB in the beginning and 222.8 MB in the end (delta: 22.5 MB). Free memory was 161.4 MB in the beginning and 148.4 MB in the end (delta: 13.0 MB). Peak memory consumption was 92.3 MB. Max. memory is 7.1 GB. * Sifa took 184916.56 ms. Allocated memory was 222.8 MB in the beginning and 163.6 MB in the end (delta: -59.2 MB). Free memory was 148.4 MB in the beginning and 124.1 MB in the end (delta: 24.3 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]: 184881, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 200, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 136, TOOLS_POST_TIME[ms]: 29588, TOOLS_POST_CALL_APPLICATIONS: 54, TOOLS_POST_CALL_TIME[ms]: 110, TOOLS_POST_RETURN_APPLICATIONS: 47, TOOLS_POST_RETURN_TIME[ms]: 55, TOOLS_QUANTIFIERELIM_APPLICATIONS: 236, TOOLS_QUANTIFIERELIM_TIME[ms]: 29663, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29499, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 202, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 74, DOMAIN_JOIN_TIME[ms]: 154252, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 416, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 46, DOMAIN_ISBOTTOM_TIME[ms]: 328, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 136425, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 136424, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 47, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34005, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34004, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 501, DAG_COMPRESSION_RETAINED_NODES: 205 - UnprovableResult [Line: 82]: 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 428#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (or (= 0 ~waterLevel~0) (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...