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 IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 10:37:21,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 10:37:21,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 10:37:21,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 10:37:21,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 10:37:21,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 10:37:21,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 10:37:21,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 10:37:21,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 10:37:21,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 10:37:21,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 10:37:21,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 10:37:21,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 10:37:21,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 10:37:21,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 10:37:21,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 10:37:21,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 10:37:21,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 10:37:21,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 10:37:21,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 10:37:21,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 10:37:21,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 10:37:21,602 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 10:37:21,603 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 10:37:21,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 10:37:21,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 10:37:21,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 10:37:21,607 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 10:37:21,608 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 10:37:21,609 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 10:37:21,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 10:37:21,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 10:37:21,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 10:37:21,611 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 10:37:21,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 10:37:21,613 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 10:37:21,613 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 10:37:21,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 10:37:21,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 10:37:21,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 10:37:21,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 10:37:21,616 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 [2019-09-17 10:37:21,635 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 10:37:21,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 10:37:21,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 10:37:21,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 10:37:21,637 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 10:37:21,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 10:37:21,638 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 10:37:21,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 10:37:21,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 10:37:21,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 10:37:21,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 10:37:21,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 10:37:21,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 10:37:21,639 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 10:37:21,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 10:37:21,639 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 10:37:21,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 10:37:21,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 10:37:21,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 10:37:21,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 10:37:21,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 10:37:21,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 10:37:21,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 10:37:21,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 10:37:21,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 10:37:21,641 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 10:37:21,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 10:37:21,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 10:37:21,642 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 10:37:21,677 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 10:37:21,689 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 10:37:21,692 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 10:37:21,694 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 10:37:21,694 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 10:37:21,695 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product60.cil.c [2019-09-17 10:37:21,754 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7838632b/f282ab0abfc64ef1a1600fd4e21e365a/FLAG4e3a360ac [2019-09-17 10:37:22,314 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 10:37:22,315 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product60.cil.c [2019-09-17 10:37:22,330 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7838632b/f282ab0abfc64ef1a1600fd4e21e365a/FLAG4e3a360ac [2019-09-17 10:37:22,582 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7838632b/f282ab0abfc64ef1a1600fd4e21e365a [2019-09-17 10:37:22,593 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 10:37:22,595 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 10:37:22,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 10:37:22,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 10:37:22,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 10:37:22,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:37:22" (1/1) ... [2019-09-17 10:37:22,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c97aa4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:37:22, skipping insertion in model container [2019-09-17 10:37:22,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:37:22" (1/1) ... [2019-09-17 10:37:22,612 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 10:37:22,677 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 10:37:23,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:37:23,121 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 10:37:23,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:37:23,284 INFO L192 MainTranslator]: Completed translation [2019-09-17 10:37:23,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:37:23 WrapperNode [2019-09-17 10:37:23,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 10:37:23,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 10:37:23,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 10:37:23,286 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 10:37:23,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:37:23" (1/1) ... [2019-09-17 10:37:23,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:37:23" (1/1) ... [2019-09-17 10:37:23,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:37:23" (1/1) ... [2019-09-17 10:37:23,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:37:23" (1/1) ... [2019-09-17 10:37:23,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:37:23" (1/1) ... [2019-09-17 10:37:23,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:37:23" (1/1) ... [2019-09-17 10:37:23,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:37:23" (1/1) ... [2019-09-17 10:37:23,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 10:37:23,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 10:37:23,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 10:37:23,371 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 10:37:23,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:37:23" (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 [2019-09-17 10:37:23,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 10:37:23,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 10:37:23,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 10:37:23,440 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 10:37:23,441 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 10:37:23,441 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 10:37:23,442 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 10:37:23,442 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 10:37:23,442 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 10:37:23,443 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 10:37:23,443 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 10:37:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 10:37:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 10:37:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 10:37:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 10:37:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 10:37:23,446 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 10:37:23,447 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 10:37:23,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-17 10:37:23,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-17 10:37:23,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-17 10:37:23,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 10:37:23,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 10:37:23,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 10:37:23,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 10:37:23,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 10:37:23,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 10:37:23,448 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 10:37:23,448 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 10:37:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 10:37:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 10:37:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 10:37:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 10:37:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 10:37:23,450 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 10:37:23,450 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 10:37:23,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 10:37:23,450 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 10:37:23,450 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 10:37:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 10:37:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 10:37:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 10:37:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 10:37:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 10:37:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 10:37:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 10:37:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 10:37:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 10:37:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 10:37:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 10:37:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 10:37:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 10:37:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 10:37:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 10:37:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 10:37:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 10:37:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 10:37:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 10:37:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 10:37:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 10:37:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-17 10:37:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-17 10:37:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 10:37:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 10:37:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 10:37:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 10:37:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 10:37:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 10:37:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 10:37:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 10:37:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 10:37:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 10:37:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 10:37:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 10:37:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 10:37:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 10:37:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-17 10:37:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 10:37:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 10:37:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 10:37:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 10:37:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 10:37:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 10:37:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 10:37:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 10:37:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 10:37:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 10:37:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 10:37:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 10:37:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 10:37:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 10:37:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 10:37:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 10:37:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 10:37:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 10:37:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 10:37:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 10:37:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 10:37:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 10:37:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 10:37:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 10:37:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 10:37:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 10:37:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 10:37:25,155 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 10:37:25,155 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 10:37:25,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:37:25 BoogieIcfgContainer [2019-09-17 10:37:25,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 10:37:25,157 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 10:37:25,157 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 10:37:25,158 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 10:37:25,159 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:37:25" (1/1) ... [2019-09-17 10:37:25,159 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 10:37:25,185 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 10:37:25,186 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 10:37:25,202 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 10:37:25,217 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 10:37:25,218 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 10:37:44,436 WARN L191 SmtUtils]: Spent 11.44 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 10:37:46,200 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 10:37:50,271 WARN L191 SmtUtils]: Spent 4.06 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 10:37:50,599 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 10:37:50,617 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 119 for LOIs [2019-09-17 10:37:50,694 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 119 for LOIs [2019-09-17 10:37:50,718 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 119 for LOIs [2019-09-17 10:37:51,323 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:37:51,718 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:37:52,109 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:37:52,498 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:37:53,634 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 144 DAG size of output: 138 [2019-09-17 10:37:54,712 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 144 DAG size of output: 138 [2019-09-17 10:37:55,815 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 150 DAG size of output: 138 [2019-09-17 10:37:56,897 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 150 DAG size of output: 138 [2019-09-17 10:37:57,963 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 149 DAG size of output: 138 [2019-09-17 10:37:59,061 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 149 DAG size of output: 138 [2019-09-17 10:37:59,479 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:37:59,841 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:38:00,218 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:38:00,586 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:38:00,991 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:38:01,370 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:38:02,451 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 149 DAG size of output: 138 [2019-09-17 10:38:03,539 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 149 DAG size of output: 138 [2019-09-17 10:38:04,607 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 155 DAG size of output: 138 [2019-09-17 10:38:05,652 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 155 DAG size of output: 138 [2019-09-17 10:38:06,721 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 154 DAG size of output: 138 [2019-09-17 10:38:07,757 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 154 DAG size of output: 138 [2019-09-17 10:38:08,475 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:38:08,850 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:38:09,218 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:38:10,290 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:38:11,370 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:38:12,471 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:38:12,853 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:38:13,266 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:38:13,639 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:38:14,025 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:38:15,092 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 149 [2019-09-17 10:38:16,136 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 149 [2019-09-17 10:38:16,506 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:38:16,870 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:38:17,322 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:38:17,695 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:38:18,065 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:38:19,069 WARN L191 SmtUtils]: Spent 985.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:38:20,114 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:38:21,154 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:38:21,514 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:38:21,869 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:38:22,236 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:38:22,604 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:38:23,617 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 149 [2019-09-17 10:38:24,636 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 149 [2019-09-17 10:38:24,984 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:38:25,341 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:38:26,279 WARN L191 SmtUtils]: Spent 929.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-17 10:38:26,647 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:38:27,014 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:38:27,366 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:38:28,376 WARN L191 SmtUtils]: Spent 987.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:38:29,401 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:38:30,425 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:38:30,793 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:38:31,141 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:38:31,498 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:38:31,868 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:38:32,901 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 149 [2019-09-17 10:38:33,911 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 149 [2019-09-17 10:38:34,267 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:38:34,633 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:38:35,012 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:38:35,367 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:38:35,721 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 10:38:36,726 WARN L191 SmtUtils]: Spent 993.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-17 10:38:37,745 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:38:38,777 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 10:38:39,132 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:38:39,480 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:38:39,843 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:38:40,195 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-17 10:38:41,236 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 149 [2019-09-17 10:38:42,258 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 149 [2019-09-17 10:38:42,616 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:38:42,960 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-17 10:38:42,973 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 10:38:42,975 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 109 for LOIs [2019-09-17 10:38:43,943 WARN L191 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 106 [2019-09-17 10:38:44,672 WARN L191 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 106 [2019-09-17 10:38:44,673 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 106 for LOIs [2019-09-17 10:38:44,680 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 107 for LOIs [2019-09-17 10:38:44,905 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-17 10:38:44,906 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 10:38:44,906 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 10:38:44,908 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 484#(and (<= |#t~string58.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string17.offset|) (<= |#t~string67.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= 0 |#t~string75.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string73.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string11.offset|) (<= 0 |#t~string60.offset|) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= |#t~string75.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string51.offset|) (<= 0 |#t~string49.offset|) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= |#t~string9.offset| 0) (<= |#t~string71.offset| 0) (<= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string47.offset| 0) (<= 0 |#t~string56.offset|) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= 0 |#t~string48.offset|) (<= |#t~string61.offset| 0) (<= 0 |#t~string15.offset|) (<= |#t~string59.offset| 0) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= 0 |#t~string5.offset|) (<= 0 |#t~string73.offset|) (<= 0 ~systemActive~0) (<= |#t~string50.offset| 0) (<= 0 |#t~string47.offset|) (<= 0 |#t~string50.offset|) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string71.offset|) (<= |#t~string17.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string49.offset| 0) (<= |#t~string19.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|)) [2019-09-17 10:38:44,920 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 10:38:44,920 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 10:38:44,921 INFO L168 Benchmark]: Toolchain (without parser) took 82327.30 ms. Allocated memory was 132.6 MB in the beginning and 585.6 MB in the end (delta: 453.0 MB). Free memory was 86.4 MB in the beginning and 506.0 MB in the end (delta: -419.6 MB). Peak memory consumption was 33.4 MB. Max. memory is 7.1 GB. [2019-09-17 10:38:44,922 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 10:38:44,923 INFO L168 Benchmark]: CACSL2BoogieTranslator took 689.39 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 86.2 MB in the beginning and 164.5 MB in the end (delta: -78.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. [2019-09-17 10:38:44,924 INFO L168 Benchmark]: Boogie Preprocessor took 84.69 ms. Allocated memory is still 199.8 MB. Free memory was 164.5 MB in the beginning and 160.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-17 10:38:44,925 INFO L168 Benchmark]: RCFGBuilder took 1786.15 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 160.0 MB in the beginning and 139.0 MB in the end (delta: 21.0 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. [2019-09-17 10:38:44,926 INFO L168 Benchmark]: Sifa took 79762.84 ms. Allocated memory was 223.3 MB in the beginning and 585.6 MB in the end (delta: 362.3 MB). Free memory was 139.0 MB in the beginning and 506.0 MB in the end (delta: -367.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 10:38:44,929 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 689.39 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 86.2 MB in the beginning and 164.5 MB in the end (delta: -78.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.69 ms. Allocated memory is still 199.8 MB. Free memory was 164.5 MB in the beginning and 160.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1786.15 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 160.0 MB in the beginning and 139.0 MB in the end (delta: 21.0 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. * Sifa took 79762.84 ms. Allocated memory was 223.3 MB in the beginning and 585.6 MB in the end (delta: 362.3 MB). Free memory was 139.0 MB in the beginning and 506.0 MB in the end (delta: -367.0 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]: 79723, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 294, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 201, TOOLS_POST_TIME[ms]: 25093, TOOLS_POST_CALL_APPLICATIONS: 80, TOOLS_POST_CALL_TIME[ms]: 184, TOOLS_POST_RETURN_APPLICATIONS: 73, TOOLS_POST_RETURN_TIME[ms]: 91, TOOLS_QUANTIFIERELIM_APPLICATIONS: 353, TOOLS_QUANTIFIERELIM_TIME[ms]: 25221, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 24971, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 298, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 126, DOMAIN_JOIN_TIME[ms]: 53818, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 4, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 17, DOMAIN_ISBOTTOM_APPLICATIONS: 85, DOMAIN_ISBOTTOM_TIME[ms]: 317, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 34267, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34266, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 73, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 25846, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 25845, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 48, DAG_COMPRESSION_PROCESSED_NODES: 641, DAG_COMPRESSION_RETAINED_NODES: 265 - UnprovableResult [Line: 923]: 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 484#(and (<= |#t~string58.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string17.offset|) (<= |#t~string67.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= 0 |#t~string75.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string73.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string11.offset|) (<= 0 |#t~string60.offset|) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= |#t~string75.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string51.offset|) (<= 0 |#t~string49.offset|) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= |#t~string9.offset| 0) (<= |#t~string71.offset| 0) (<= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string47.offset| 0) (<= 0 |#t~string56.offset|) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= 0 |#t~string48.offset|) (<= |#t~string61.offset| 0) (<= 0 |#t~string15.offset|) (<= |#t~string59.offset| 0) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string13.offset|) (<= 0 |#t~string5.offset|) (<= 0 |#t~string73.offset|) (<= 0 ~systemActive~0) (<= |#t~string50.offset| 0) (<= 0 |#t~string47.offset|) (<= 0 |#t~string50.offset|) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string71.offset|) (<= |#t~string17.offset| 0) (<= |#t~string48.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string49.offset| 0) (<= |#t~string19.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...