java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 2 --sifa.sizelimitfluid.max.disjunctions 4 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:08:27,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:08:27,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:08:27,595 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:08:27,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:08:27,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:08:27,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:08:27,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:08:27,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:08:27,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:08:27,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:08:27,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:08:27,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:08:27,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:08:27,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:08:27,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:08:27,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:08:27,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:08:27,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:08:27,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:08:27,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:08:27,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:08:27,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:08:27,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:08:27,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:08:27,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:08:27,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:08:27,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:08:27,624 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:08:27,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:08:27,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:08:27,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:08:27,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:08:27,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:08:27,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:08:27,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:08:27,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:08:27,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:08:27,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:08:27,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:08:27,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:08:27,632 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 [2019-09-25 17:08:27,646 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:08:27,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:08:27,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:08:27,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:08:27,648 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:08:27,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:08:27,649 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:08:27,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:08:27,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:08:27,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:08:27,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:08:27,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:08:27,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:08:27,650 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:08:27,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:08:27,650 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:08:27,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:08:27,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:08:27,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:08:27,652 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:08:27,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:08:27,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:08:27,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:08:27,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:08:27,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:08:27,653 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:08:27,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:08:27,654 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:08:27,654 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 4 [2019-09-25 17:08:27,692 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:08:27,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:08:27,713 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:08:27,714 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:08:27,715 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:08:27,715 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product58.cil.c [2019-09-25 17:08:27,793 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e31c88ee/64c2370ae5954545a266852a3691c9db/FLAGf52086e94 [2019-09-25 17:08:28,308 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:08:28,308 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product58.cil.c [2019-09-25 17:08:28,326 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e31c88ee/64c2370ae5954545a266852a3691c9db/FLAGf52086e94 [2019-09-25 17:08:28,632 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e31c88ee/64c2370ae5954545a266852a3691c9db [2019-09-25 17:08:28,641 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:08:28,642 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:08:28,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:08:28,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:08:28,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:08:28,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:28" (1/1) ... [2019-09-25 17:08:28,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@337b8df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:28, skipping insertion in model container [2019-09-25 17:08:28,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:28" (1/1) ... [2019-09-25 17:08:28,658 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:08:28,708 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:08:29,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:08:29,125 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:08:29,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:08:29,270 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:08:29,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29 WrapperNode [2019-09-25 17:08:29,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:08:29,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:08:29,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:08:29,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:08:29,285 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29" (1/1) ... [2019-09-25 17:08:29,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29" (1/1) ... [2019-09-25 17:08:29,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29" (1/1) ... [2019-09-25 17:08:29,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29" (1/1) ... [2019-09-25 17:08:29,335 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29" (1/1) ... [2019-09-25 17:08:29,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29" (1/1) ... [2019-09-25 17:08:29,351 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29" (1/1) ... [2019-09-25 17:08:29,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:08:29,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:08:29,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:08:29,360 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:08:29,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:29" (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 [2019-09-25 17:08:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:08:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:08:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:08:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:08:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:08:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:08:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:08:29,426 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:08:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:08:29,427 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 17:08:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:08:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:08:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:08:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:08:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:08:29,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:08:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:08:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:08:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:08:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:08:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:08:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:08:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:08:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:08:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:08:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:08:29,433 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:08:29,433 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:08:29,433 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 17:08:29,433 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:08:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 17:08:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:08:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:08:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:08:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:08:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:08:29,434 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:08:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:08:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:08:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:08:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:08:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:08:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:08:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:08:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:08:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:08:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:08:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:08:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:08:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:08:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:08:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:08:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 17:08:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:08:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:08:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:08:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:08:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:08:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:08:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:08:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:08:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:08:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:08:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:08:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:08:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:08:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:08:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:08:29,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:08:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:08:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:08:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 17:08:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:08:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:08:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:08:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:08:29,445 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:08:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:08:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:08:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:08:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:08:29,446 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:08:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 17:08:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:08:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:08:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:08:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:08:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:08:29,447 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:08:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:08:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:08:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:08:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:08:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:08:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:08:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:08:29,448 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:08:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:08:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:08:29,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:08:31,093 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:08:31,094 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:08:31,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:08:31 BoogieIcfgContainer [2019-09-25 17:08:31,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:08:31,096 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:08:31,096 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:08:31,097 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:08:31,098 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:08:31" (1/1) ... [2019-09-25 17:08:31,099 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=4 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:08:31,128 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:08:31,128 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:08:31,138 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:08:31,148 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:08:31,149 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:08:41,269 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:08:42,857 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:08:43,016 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:43,169 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:43,350 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:08:43,377 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 17:08:43,439 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 17:08:43,456 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 17:08:43,634 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 17:08:43,770 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 17:08:44,180 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:08:44,509 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:08:44,762 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:08:45,021 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:08:45,851 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-25 17:08:46,313 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 72 for LOIs [2019-09-25 17:08:46,451 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 72 for LOIs [2019-09-25 17:08:46,516 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 66 for LOIs [2019-09-25 17:08:46,522 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 80 for LOIs [2019-09-25 17:08:46,531 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:08:46,531 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:08:46,533 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 616#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string7.offset| 0) (= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string39.offset| 0) (= ~head~0.base 0) (= |#t~string3.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (= |#t~string33.offset| 0) (= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648))) [2019-09-25 17:08:46,546 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:08:46,546 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:08:46,548 INFO L168 Benchmark]: Toolchain (without parser) took 17905.35 ms. Allocated memory was 131.1 MB in the beginning and 465.6 MB in the end (delta: 334.5 MB). Free memory was 86.0 MB in the beginning and 406.5 MB in the end (delta: -320.6 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:46,549 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:08:46,550 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.23 ms. Allocated memory was 131.1 MB in the beginning and 197.7 MB in the end (delta: 66.6 MB). Free memory was 85.8 MB in the beginning and 160.7 MB in the end (delta: -75.0 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:46,551 INFO L168 Benchmark]: Boogie Preprocessor took 87.04 ms. Allocated memory is still 197.7 MB. Free memory was 160.7 MB in the beginning and 156.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:46,553 INFO L168 Benchmark]: RCFGBuilder took 1736.76 ms. Allocated memory was 197.7 MB in the beginning and 218.6 MB in the end (delta: 21.0 MB). Free memory was 156.2 MB in the beginning and 134.3 MB in the end (delta: 21.8 MB). Peak memory consumption was 91.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:08:46,553 INFO L168 Benchmark]: Sifa took 15449.82 ms. Allocated memory was 218.6 MB in the beginning and 465.6 MB in the end (delta: 246.9 MB). Free memory was 134.3 MB in the beginning and 406.5 MB in the end (delta: -272.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 17:08:46,557 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 628.23 ms. Allocated memory was 131.1 MB in the beginning and 197.7 MB in the end (delta: 66.6 MB). Free memory was 85.8 MB in the beginning and 160.7 MB in the end (delta: -75.0 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.04 ms. Allocated memory is still 197.7 MB. Free memory was 160.7 MB in the beginning and 156.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1736.76 ms. Allocated memory was 197.7 MB in the beginning and 218.6 MB in the end (delta: 21.0 MB). Free memory was 156.2 MB in the beginning and 134.3 MB in the end (delta: 21.8 MB). Peak memory consumption was 91.3 MB. Max. memory is 7.1 GB. * Sifa took 15449.82 ms. Allocated memory was 218.6 MB in the beginning and 465.6 MB in the end (delta: 246.9 MB). Free memory was 134.3 MB in the beginning and 406.5 MB in the end (delta: -272.2 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]: 15405, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 272, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 180, TOOLS_POST_TIME[ms]: 11871, TOOLS_POST_CALL_APPLICATIONS: 78, TOOLS_POST_CALL_TIME[ms]: 137, TOOLS_POST_RETURN_APPLICATIONS: 69, TOOLS_POST_RETURN_TIME[ms]: 73, TOOLS_QUANTIFIERELIM_APPLICATIONS: 327, TOOLS_QUANTIFIERELIM_TIME[ms]: 11981, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11804, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 279, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 90, DOMAIN_JOIN_TIME[ms]: 2989, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 55, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 8, DOMAIN_ISBOTTOM_APPLICATIONS: 45, DOMAIN_ISBOTTOM_TIME[ms]: 116, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 949, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 948, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 69, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12312, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12311, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 495, DAG_COMPRESSION_RETAINED_NODES: 252 - UnprovableResult [Line: 994]: 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 616#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string7.offset| 0) (= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string39.offset| 0) (= ~head~0.base 0) (= |#t~string3.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (= |#t~string33.offset| 0) (= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...