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 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:52:31,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:52:31,559 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:52:31,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:52:31,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:52:31,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:52:31,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:52:31,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:52:31,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:52:31,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:52:31,579 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:52:31,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:52:31,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:52:31,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:52:31,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:52:31,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:52:31,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:52:31,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:52:31,587 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:52:31,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:52:31,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:52:31,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:52:31,594 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:52:31,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:52:31,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:52:31,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:52:31,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:52:31,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:52:31,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:52:31,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:52:31,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:52:31,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:52:31,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:52:31,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:52:31,605 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:52:31,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:52:31,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:52:31,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:52:31,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:52:31,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:52:31,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:52:31,612 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 17:52:31,628 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:52:31,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:52:31,630 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:52:31,630 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:52:31,630 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:52:31,630 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:52:31,630 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:52:31,631 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:52:31,631 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:52:31,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:52:31,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:52:31,632 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:52:31,632 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:52:31,632 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:52:31,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:52:31,632 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:52:31,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:52:31,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:52:31,633 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:52:31,633 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:52:31,633 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:52:31,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:52:31,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:52:31,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:52:31,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:52:31,634 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:52:31,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:52:31,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:52:31,635 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 -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:52:31,667 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:52:31,680 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:52:31,684 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:52:31,686 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:52:31,686 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:52:31,687 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product22.cil.c [2019-09-25 17:52:31,749 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4282882e8/f46693600f1f432cb497726f229f79f8/FLAGbc306fcca [2019-09-25 17:52:32,217 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:52:32,218 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product22.cil.c [2019-09-25 17:52:32,234 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4282882e8/f46693600f1f432cb497726f229f79f8/FLAGbc306fcca [2019-09-25 17:52:32,542 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4282882e8/f46693600f1f432cb497726f229f79f8 [2019-09-25 17:52:32,553 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:52:32,554 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:52:32,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:52:32,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:52:32,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:52:32,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:52:32" (1/1) ... [2019-09-25 17:52:32,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73fee35b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:32, skipping insertion in model container [2019-09-25 17:52:32,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:52:32" (1/1) ... [2019-09-25 17:52:32,570 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:52:32,626 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:52:33,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:52:33,211 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:52:33,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:52:33,382 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:52:33,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:33 WrapperNode [2019-09-25 17:52:33,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:52:33,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:52:33,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:52:33,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:52:33,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:33" (1/1) ... [2019-09-25 17:52:33,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:33" (1/1) ... [2019-09-25 17:52:33,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:33" (1/1) ... [2019-09-25 17:52:33,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:33" (1/1) ... [2019-09-25 17:52:33,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:33" (1/1) ... [2019-09-25 17:52:33,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:33" (1/1) ... [2019-09-25 17:52:33,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:33" (1/1) ... [2019-09-25 17:52:33,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:52:33,538 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:52:33,538 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:52:33,538 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:52:33,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:52:33" (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 17:52:33,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:52:33,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:52:33,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:52:33,614 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:52:33,616 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:52:33,616 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:52:33,616 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:52:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:52:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:52:33,617 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-25 17:52:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:52:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:52:33,618 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:52:33,619 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:52:33,619 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:52:33,619 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:52:33,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:52:33,621 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 17:52:33,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-25 17:52:33,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-25 17:52:33,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-25 17:52:33,622 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:52:33,622 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:52:33,622 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:52:33,622 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:52:33,622 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:52:33,622 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:52:33,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:52:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:52:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:52:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:52:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:52:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:52:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:52:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:52:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:52:33,623 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:52:33,624 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:52:33,624 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:52:33,624 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:52:33,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:52:33,624 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:52:33,624 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:52:33,625 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:52:33,625 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:52:33,625 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:52:33,625 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:52:33,625 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:52:33,625 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:52:33,626 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:52:33,626 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:52:33,626 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:52:33,626 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:52:33,626 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:52:33,626 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:52:33,627 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:52:33,627 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:52:33,627 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 17:52:33,627 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-25 17:52:33,627 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-25 17:52:33,627 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:52:33,628 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:52:33,628 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:52:33,628 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-25 17:52:33,628 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:52:33,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:52:33,628 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:52:33,629 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:52:33,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-25 17:52:33,629 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:52:33,629 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:52:33,629 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:52:33,629 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:52:33,629 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:52:33,630 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:52:33,630 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:52:33,630 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:52:33,630 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:52:33,630 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:52:33,630 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:52:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:52:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:52:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:52:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:52:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:52:33,631 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:52:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:52:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:52:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:52:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:52:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:52:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:52:33,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:52:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:52:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:52:33,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:52:35,239 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:52:35,239 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:52:35,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:52:35 BoogieIcfgContainer [2019-09-25 17:52:35,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:52:35,241 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:52:35,242 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:52:35,242 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:52:35,243 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:52:35" (1/1) ... [2019-09-25 17:52:35,244 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ 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=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:52:35,266 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:52:35,266 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:52:35,279 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:52:35,290 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:52:35,291 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:52:44,847 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:52:46,601 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:52:46,742 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:52:46,883 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:52:47,013 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:52:47,038 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 17:52:47,096 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 17:52:47,112 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 17:52:47,674 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-25 17:52:48,167 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-25 17:52:48,472 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-25 17:52:48,796 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-25 17:52:49,162 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:52:49,695 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:52:49,878 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-25 17:52:50,080 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-25 17:52:50,468 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2019-09-25 17:52:50,636 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2019-09-25 17:52:51,127 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-25 17:52:51,539 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-25 17:52:51,741 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-25 17:52:51,912 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-25 17:52:52,073 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-25 17:52:52,217 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-25 17:52:52,872 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 17:52:53,082 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 17:52:53,348 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-25 17:52:53,591 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-25 17:52:53,685 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:52:53,687 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 72 for LOIs [2019-09-25 17:52:53,754 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 63 for LOIs [2019-09-25 17:52:53,759 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 80 for LOIs [2019-09-25 17:52:53,767 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:52:53,767 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:52:53,769 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 516#(and (= |#t~string50.offset| 0) (= |#t~string61.offset| 0) (= |#t~string49.offset| 0) (= |#t~string56.offset| 0) (= |#t~string7.offset| 0) (= |#t~string47.offset| 0) (= |#t~string15.offset| 0) (= |#t~string57.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string67.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string51.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (= |#t~string11.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string17.offset| 0)) [2019-09-25 17:52:53,785 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:52:53,785 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:52:53,787 INFO L168 Benchmark]: Toolchain (without parser) took 21233.02 ms. Allocated memory was 131.6 MB in the beginning and 618.7 MB in the end (delta: 487.1 MB). Free memory was 86.6 MB in the beginning and 444.0 MB in the end (delta: -357.4 MB). Peak memory consumption was 129.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:52:53,788 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:52:53,790 INFO L168 Benchmark]: CACSL2BoogieTranslator took 828.09 ms. Allocated memory was 131.6 MB in the beginning and 199.2 MB in the end (delta: 67.6 MB). Free memory was 86.4 MB in the beginning and 163.9 MB in the end (delta: -77.5 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:52:53,791 INFO L168 Benchmark]: Boogie Preprocessor took 154.11 ms. Allocated memory is still 199.2 MB. Free memory was 163.9 MB in the beginning and 160.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:52:53,792 INFO L168 Benchmark]: RCFGBuilder took 1703.07 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 160.0 MB in the beginning and 142.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 92.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:52:53,792 INFO L168 Benchmark]: Sifa took 18544.14 ms. Allocated memory was 220.7 MB in the beginning and 618.7 MB in the end (delta: 397.9 MB). Free memory was 142.8 MB in the beginning and 444.0 MB in the end (delta: -301.2 MB). Peak memory consumption was 96.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:52:53,802 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 828.09 ms. Allocated memory was 131.6 MB in the beginning and 199.2 MB in the end (delta: 67.6 MB). Free memory was 86.4 MB in the beginning and 163.9 MB in the end (delta: -77.5 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 154.11 ms. Allocated memory is still 199.2 MB. Free memory was 163.9 MB in the beginning and 160.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1703.07 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 160.0 MB in the beginning and 142.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 92.9 MB. Max. memory is 7.1 GB. * Sifa took 18544.14 ms. Allocated memory was 220.7 MB in the beginning and 618.7 MB in the end (delta: 397.9 MB). Free memory was 142.8 MB in the beginning and 444.0 MB in the end (delta: -301.2 MB). Peak memory consumption was 96.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 18503, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 197, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 133, TOOLS_POST_TIME[ms]: 11464, TOOLS_POST_CALL_APPLICATIONS: 61, TOOLS_POST_CALL_TIME[ms]: 175, TOOLS_POST_RETURN_APPLICATIONS: 54, TOOLS_POST_RETURN_TIME[ms]: 78, TOOLS_QUANTIFIERELIM_APPLICATIONS: 247, TOOLS_QUANTIFIERELIM_TIME[ms]: 11598, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11356, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 199, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 69, DOMAIN_JOIN_TIME[ms]: 6087, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 307, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 40, DOMAIN_ISBOTTOM_TIME[ms]: 216, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5220, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5219, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 54, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11784, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11783, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 42, DAG_COMPRESSION_PROCESSED_NODES: 438, DAG_COMPRESSION_RETAINED_NODES: 201 - UnprovableResult [Line: 956]: 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 516#(and (= |#t~string50.offset| 0) (= |#t~string61.offset| 0) (= |#t~string49.offset| 0) (= |#t~string56.offset| 0) (= |#t~string7.offset| 0) (= |#t~string47.offset| 0) (= |#t~string15.offset| 0) (= |#t~string57.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string67.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string51.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (= |#t~string11.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string17.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...