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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 10:01:51,542 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 10:01:51,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 10:01:51,556 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 10:01:51,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 10:01:51,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 10:01:51,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 10:01:51,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 10:01:51,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 10:01:51,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 10:01:51,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 10:01:51,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 10:01:51,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 10:01:51,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 10:01:51,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 10:01:51,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 10:01:51,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 10:01:51,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 10:01:51,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 10:01:51,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 10:01:51,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 10:01:51,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 10:01:51,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 10:01:51,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 10:01:51,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 10:01:51,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 10:01:51,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 10:01:51,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 10:01:51,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 10:01:51,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 10:01:51,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 10:01:51,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 10:01:51,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 10:01:51,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 10:01:51,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 10:01:51,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 10:01:51,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 10:01:51,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 10:01:51,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 10:01:51,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 10:01:51,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 10:01:51,592 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 10:01:51,623 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 10:01:51,623 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 10:01:51,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 10:01:51,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 10:01:51,628 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 10:01:51,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 10:01:51,628 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 10:01:51,628 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 10:01:51,628 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 10:01:51,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 10:01:51,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 10:01:51,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 10:01:51,629 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 10:01:51,629 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 10:01:51,630 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 10:01:51,630 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 10:01:51,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 10:01:51,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 10:01:51,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 10:01:51,632 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 10:01:51,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 10:01:51,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 10:01:51,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 10:01:51,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 10:01:51,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 10:01:51,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 10:01:51,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 10:01:51,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 10:01:51,634 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 -> InterpretCallSummarizer 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 [2019-09-19 10:01:51,678 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 10:01:51,691 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 10:01:51,697 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 10:01:51,698 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 10:01:51,699 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 10:01:51,699 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product23.cil.c [2019-09-19 10:01:51,758 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af1de3970/3907a1102450438199abbcc9e85ccda8/FLAGc5b594a41 [2019-09-19 10:01:52,260 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 10:01:52,264 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product23.cil.c [2019-09-19 10:01:52,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af1de3970/3907a1102450438199abbcc9e85ccda8/FLAGc5b594a41 [2019-09-19 10:01:52,507 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af1de3970/3907a1102450438199abbcc9e85ccda8 [2019-09-19 10:01:52,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 10:01:52,519 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 10:01:52,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 10:01:52,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 10:01:52,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 10:01:52,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:01:52" (1/1) ... [2019-09-19 10:01:52,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b92c7b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:01:52, skipping insertion in model container [2019-09-19 10:01:52,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:01:52" (1/1) ... [2019-09-19 10:01:52,531 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 10:01:52,577 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 10:01:52,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 10:01:52,994 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 10:01:53,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 10:01:53,157 INFO L192 MainTranslator]: Completed translation [2019-09-19 10:01:53,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:01:53 WrapperNode [2019-09-19 10:01:53,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 10:01:53,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 10:01:53,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 10:01:53,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 10:01:53,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:01:53" (1/1) ... [2019-09-19 10:01:53,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:01:53" (1/1) ... [2019-09-19 10:01:53,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:01:53" (1/1) ... [2019-09-19 10:01:53,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:01:53" (1/1) ... [2019-09-19 10:01:53,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:01:53" (1/1) ... [2019-09-19 10:01:53,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:01:53" (1/1) ... [2019-09-19 10:01:53,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:01:53" (1/1) ... [2019-09-19 10:01:53,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 10:01:53,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 10:01:53,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 10:01:53,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 10:01:53,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:01:53" (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 10:01:53,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 10:01:53,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 10:01:53,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 10:01:53,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 10:01:53,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 10:01:53,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 10:01:53,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 10:01:53,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 10:01:53,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 10:01:53,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 10:01:53,300 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 10:01:53,300 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 10:01:53,300 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 10:01:53,300 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 10:01:53,301 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 10:01:53,301 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 10:01:53,301 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 10:01:53,301 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 10:01:53,301 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 10:01:53,301 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 10:01:53,302 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 10:01:53,302 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 10:01:53,302 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 10:01:53,302 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 10:01:53,302 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-19 10:01:53,303 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 10:01:53,303 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 10:01:53,303 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 10:01:53,303 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 10:01:53,303 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 10:01:53,303 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 10:01:53,303 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 10:01:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 10:01:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 10:01:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 10:01:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 10:01:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 10:01:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 10:01:53,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-19 10:01:53,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-19 10:01:53,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-19 10:01:53,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 10:01:53,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 10:01:53,305 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 10:01:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 10:01:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 10:01:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 10:01:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 10:01:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 10:01:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 10:01:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 10:01:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 10:01:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 10:01:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 10:01:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 10:01:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 10:01:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 10:01:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 10:01:53,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 10:01:53,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 10:01:53,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 10:01:53,308 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 10:01:53,308 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 10:01:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 10:01:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 10:01:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 10:01:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 10:01:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 10:01:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 10:01:53,309 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 10:01:53,310 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 10:01:53,310 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 10:01:53,310 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 10:01:53,310 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 10:01:53,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-19 10:01:53,310 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 10:01:53,312 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 10:01:53,312 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 10:01:53,312 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 10:01:53,312 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 10:01:53,313 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 10:01:53,313 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 10:01:53,314 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 10:01:53,314 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 10:01:53,314 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 10:01:53,314 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-19 10:01:53,314 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-19 10:01:53,315 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 10:01:53,316 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 10:01:53,316 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 10:01:53,316 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-19 10:01:53,316 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 10:01:53,316 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 10:01:53,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 10:01:53,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 10:01:53,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 10:01:54,795 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 10:01:54,796 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 10:01:54,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:01:54 BoogieIcfgContainer [2019-09-19 10:01:54,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 10:01:54,798 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 10:01:54,798 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 10:01:54,798 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 10:01:54,800 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:01:54" (1/1) ... [2019-09-19 10:01:54,800 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 10:01:54,826 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 10:01:54,827 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 10:01:54,836 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 10:01:54,845 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 10:01:54,847 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 10:02:08,337 WARN L191 SmtUtils]: Spent 13.41 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 10:02:20,415 WARN L191 SmtUtils]: Spent 12.08 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 10:02:41,348 WARN L191 SmtUtils]: Spent 12.50 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 10:02:42,970 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 10:02:46,977 WARN L191 SmtUtils]: Spent 4.00 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 10:02:46,988 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 10:02:48,825 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 10:02:50,679 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 10:02:52,466 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 10:02:54,258 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 10:02:56,117 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 10:02:57,938 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 10:02:59,728 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 10:03:01,519 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 10:03:01,532 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 10:03:03,327 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 10:03:05,146 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 10:03:05,154 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 10:03:08,859 WARN L191 SmtUtils]: Spent 3.61 s on a formula simplification. DAG size of input: 433 DAG size of output: 427 [2019-09-19 10:03:10,685 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-19 10:03:22,598 WARN L191 SmtUtils]: Spent 11.80 s on a formula simplification. DAG size of input: 458 DAG size of output: 456 [2019-09-19 10:03:28,372 WARN L191 SmtUtils]: Spent 5.77 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-19 10:03:39,076 WARN L191 SmtUtils]: Spent 10.69 s on a formula simplification. DAG size of input: 435 DAG size of output: 430 [2019-09-19 10:03:44,232 WARN L191 SmtUtils]: Spent 5.16 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 10:03:58,564 WARN L191 SmtUtils]: Spent 14.28 s on a formula simplification. DAG size of input: 472 DAG size of output: 465 [2019-09-19 10:04:04,676 WARN L191 SmtUtils]: Spent 6.11 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 10:04:18,664 WARN L191 SmtUtils]: Spent 13.95 s on a formula simplification. DAG size of input: 477 DAG size of output: 468 [2019-09-19 10:04:24,271 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 10:04:38,170 WARN L191 SmtUtils]: Spent 13.90 s on a formula simplification. DAG size of input: 477 DAG size of output: 468 [2019-09-19 10:04:43,803 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 10:04:59,843 WARN L191 SmtUtils]: Spent 16.03 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-19 10:04:59,953 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 10:05:15,256 WARN L191 SmtUtils]: Spent 15.27 s on a formula simplification. DAG size of input: 474 DAG size of output: 470 [2019-09-19 10:05:15,370 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 10:05:15,483 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 10:05:30,700 WARN L191 SmtUtils]: Spent 15.20 s on a formula simplification. DAG size of input: 474 DAG size of output: 470 [2019-09-19 10:05:30,810 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 10:05:30,919 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 10:05:31,566 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 38 [2019-09-19 10:05:31,935 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 29 [2019-09-19 10:05:32,370 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-19 10:05:32,645 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2019-09-19 10:05:32,758 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-19 10:05:33,505 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 32 [2019-09-19 10:05:33,660 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 32 [2019-09-19 10:05:33,838 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2019-09-19 10:05:33,983 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2019-09-19 10:05:34,312 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-09-19 10:05:34,639 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2019-09-19 10:05:35,148 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 38 [2019-09-19 10:05:35,521 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 30 [2019-09-19 10:05:35,959 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2019-09-19 10:05:36,216 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 36 [2019-09-19 10:05:36,325 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-19 10:05:36,820 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 28 [2019-09-19 10:05:36,973 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 28 [2019-09-19 10:05:37,127 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 28 [2019-09-19 10:05:37,285 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2019-09-19 10:05:37,418 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2019-09-19 10:05:37,556 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2019-09-19 10:05:38,042 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2019-09-19 10:05:38,374 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2019-09-19 10:05:38,695 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2019-09-19 10:05:39,264 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 39 [2019-09-19 10:05:39,637 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 32 [2019-09-19 10:05:39,995 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 36 [2019-09-19 10:05:40,255 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 36 [2019-09-19 10:05:40,371 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-19 10:05:41,169 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 39 [2019-09-19 10:05:41,555 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 32 [2019-09-19 10:05:41,965 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2019-09-19 10:05:42,224 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2019-09-19 10:05:42,337 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-19 10:05:42,630 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-19 10:05:43,149 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 38 [2019-09-19 10:05:43,498 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 29 [2019-09-19 10:05:43,914 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2019-09-19 10:05:44,150 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2019-09-19 10:05:44,260 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2019-09-19 10:05:45,097 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 41 [2019-09-19 10:05:45,496 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 31 [2019-09-19 10:05:45,898 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 38 [2019-09-19 10:05:46,194 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 39 [2019-09-19 10:05:46,334 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-09-19 10:05:46,550 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 25 [2019-09-19 10:05:46,993 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2019-09-19 10:05:47,490 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 41 [2019-09-19 10:05:47,938 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 32 [2019-09-19 10:05:48,311 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 40 [2019-09-19 10:05:48,578 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 39 [2019-09-19 10:05:48,707 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-19 10:05:49,937 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2019-09-19 10:05:50,361 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 35 [2019-09-19 10:05:50,575 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 36 [2019-09-19 10:05:50,997 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-19 10:05:51,484 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 38 [2019-09-19 10:05:51,842 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 29 [2019-09-19 10:05:52,224 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 37 [2019-09-19 10:05:52,445 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2019-09-19 10:05:52,552 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-19 10:05:52,593 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-19 10:05:52,617 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 10:05:52,618 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 10:05:52,620 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1956#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-19 10:05:52,631 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 10:05:52,631 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 10:05:52,633 INFO L168 Benchmark]: Toolchain (without parser) took 240114.42 ms. Allocated memory was 131.6 MB in the beginning and 152.6 MB in the end (delta: 21.0 MB). Free memory was 86.8 MB in the beginning and 93.7 MB in the end (delta: -6.9 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. [2019-09-19 10:05:52,633 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 10:05:52,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 638.85 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 86.6 MB in the beginning and 161.3 MB in the end (delta: -74.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-09-19 10:05:52,635 INFO L168 Benchmark]: Boogie Preprocessor took 80.35 ms. Allocated memory is still 198.7 MB. Free memory was 161.3 MB in the beginning and 157.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-19 10:05:52,636 INFO L168 Benchmark]: RCFGBuilder took 1557.89 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 156.4 MB in the beginning and 139.9 MB in the end (delta: 16.6 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. [2019-09-19 10:05:52,637 INFO L168 Benchmark]: Sifa took 237833.67 ms. Allocated memory was 220.7 MB in the beginning and 152.6 MB in the end (delta: -68.2 MB). Free memory was 139.9 MB in the beginning and 93.7 MB in the end (delta: 46.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 10:05:52,641 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 131.6 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 638.85 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 86.6 MB in the beginning and 161.3 MB in the end (delta: -74.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.35 ms. Allocated memory is still 198.7 MB. Free memory was 161.3 MB in the beginning and 157.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1557.89 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 156.4 MB in the beginning and 139.9 MB in the end (delta: 16.6 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. * Sifa took 237833.67 ms. Allocated memory was 220.7 MB in the beginning and 152.6 MB in the end (delta: -68.2 MB). Free memory was 139.9 MB in the beginning and 93.7 MB in the end (delta: 46.1 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]: 237794, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 885, DAG_INTERPRETER_EARLY_EXITS: 9, TOOLS_POST_APPLICATIONS: 633, TOOLS_POST_TIME[ms]: 173, TOOLS_POST_CALL_APPLICATIONS: 232, TOOLS_POST_CALL_TIME[ms]: 188, TOOLS_POST_RETURN_APPLICATIONS: 223, TOOLS_POST_RETURN_TIME[ms]: 26710, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1050, TOOLS_QUANTIFIERELIM_TIME[ms]: 26882, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 26561, FLUID_QUERY_TIME[ms]: 21, FLUID_QUERIES: 890, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 373, DOMAIN_JOIN_TIME[ms]: 209868, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 136, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 154, DOMAIN_ISBOTTOM_TIME[ms]: 496, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 157844, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 157843, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 223, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 82868, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 42, DAG_COMPRESSION_PROCESSED_NODES: 726, DAG_COMPRESSION_RETAINED_NODES: 260 - UnprovableResult [Line: 410]: 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 1956#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...