/usr/bin/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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:53:01,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:53:01,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:53:01,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:53:01,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:53:01,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:53:01,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:53:01,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:53:01,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:53:01,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:53:01,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:53:01,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:53:01,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:53:01,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:53:01,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:53:01,597 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:53:01,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:53:01,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:53:01,601 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:53:01,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:53:01,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:53:01,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:53:01,615 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:53:01,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:53:01,618 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:53:01,618 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:53:01,618 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:53:01,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:53:01,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:53:01,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:53:01,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:53:01,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:53:01,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:53:01,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:53:01,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:53:01,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:53:01,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:53:01,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:53:01,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:53:01,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:53:01,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:53:01,630 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 [2019-11-07 10:53:01,660 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:53:01,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:53:01,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:53:01,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:53:01,663 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:53:01,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:53:01,667 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:53:01,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:53:01,667 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:53:01,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:53:01,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:53:01,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:53:01,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:53:01,668 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:53:01,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:53:01,669 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:53:01,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:53:01,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:53:01,669 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:53:01,669 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:53:01,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:53:01,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:53:01,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:53:01,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:53:01,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:53:01,673 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:53:01,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:53:01,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:53:01,673 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 10:53:01,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:53:01,939 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:53:01,943 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:53:01,944 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:53:01,945 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:53:01,945 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product45.cil.c [2019-11-07 10:53:02,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17b48e912/1b4317c5435c454585885793cb6221a2/FLAG7b8b22f55 [2019-11-07 10:53:02,543 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:53:02,544 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product45.cil.c [2019-11-07 10:53:02,556 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17b48e912/1b4317c5435c454585885793cb6221a2/FLAG7b8b22f55 [2019-11-07 10:53:02,825 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17b48e912/1b4317c5435c454585885793cb6221a2 [2019-11-07 10:53:02,833 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:53:02,834 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:53:02,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:53:02,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:53:02,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:53:02,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:53:02" (1/1) ... [2019-11-07 10:53:02,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7654438a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:02, skipping insertion in model container [2019-11-07 10:53:02,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:53:02" (1/1) ... [2019-11-07 10:53:02,851 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:53:02,913 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:53:03,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:53:03,378 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:53:03,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:53:03,517 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:53:03,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:03 WrapperNode [2019-11-07 10:53:03,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:53:03,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:53:03,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:53:03,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:53:03,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:03" (1/1) ... [2019-11-07 10:53:03,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:03" (1/1) ... [2019-11-07 10:53:03,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:03" (1/1) ... [2019-11-07 10:53:03,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:03" (1/1) ... [2019-11-07 10:53:03,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:03" (1/1) ... [2019-11-07 10:53:03,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:03" (1/1) ... [2019-11-07 10:53:03,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:03" (1/1) ... [2019-11-07 10:53:03,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:53:03,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:53:03,605 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:53:03,605 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:53:03,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:03" (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 [2019-11-07 10:53:03,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:53:03,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:53:03,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 10:53:03,668 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 10:53:03,668 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 10:53:03,668 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 10:53:03,669 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 10:53:03,669 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 10:53:03,669 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 10:53:03,669 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-11-07 10:53:03,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 10:53:03,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 10:53:03,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 10:53:03,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 10:53:03,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 10:53:03,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 10:53:03,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 10:53:03,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-11-07 10:53:03,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-11-07 10:53:03,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-11-07 10:53:03,671 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 10:53:03,671 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 10:53:03,671 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 10:53:03,671 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 10:53:03,672 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-11-07 10:53:03,672 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 10:53:03,672 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 10:53:03,672 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 10:53:03,672 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 10:53:03,672 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 10:53:03,673 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-11-07 10:53:03,673 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 10:53:03,673 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 10:53:03,673 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 10:53:03,673 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 10:53:03,673 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 10:53:03,673 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 10:53:03,673 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 10:53:03,673 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 10:53:03,674 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 10:53:03,674 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:53:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:53:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:53:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 10:53:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 10:53:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 10:53:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 10:53:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 10:53:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 10:53:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 10:53:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-11-07 10:53:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:53:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 10:53:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 10:53:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 10:53:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 10:53:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 10:53:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 10:53:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 10:53:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:53:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 10:53:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 10:53:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:53:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 10:53:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 10:53:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:53:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 10:53:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 10:53:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 10:53:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 10:53:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-11-07 10:53:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-11-07 10:53:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-11-07 10:53:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 10:53:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 10:53:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 10:53:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 10:53:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 10:53:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 10:53:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-11-07 10:53:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 10:53:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 10:53:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-11-07 10:53:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 10:53:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 10:53:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 10:53:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 10:53:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 10:53:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 10:53:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 10:53:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 10:53:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 10:53:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:53:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:53:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:53:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:53:05,206 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:53:05,208 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:53:05,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:53:05 BoogieIcfgContainer [2019-11-07 10:53:05,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:53:05,211 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:53:05,211 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:53:05,211 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:53:05,213 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:53:05" (1/1) ... [2019-11-07 10:53:05,213 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ 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=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-07 10:53:05,256 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:53:05,256 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:53:05,271 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:53:05,279 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:53:05,281 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:53:14,069 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-11-07 10:53:15,961 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 10:53:16,091 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-11-07 10:53:16,109 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-11-07 10:53:16,148 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-11-07 10:53:16,161 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-11-07 10:53:16,624 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-11-07 10:53:16,978 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-07 10:53:17,459 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 199 [2019-11-07 10:53:18,065 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-07 10:53:18,185 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 177 [2019-11-07 10:53:18,757 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 614 [2019-11-07 10:53:18,950 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 614 [2019-11-07 10:53:19,076 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-11-07 10:53:19,079 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 152 for LOIs [2019-11-07 10:53:19,201 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-07 10:53:19,589 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 146 for LOIs [2019-11-07 10:53:19,600 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 156 for LOIs [2019-11-07 10:53:19,601 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:53:19,626 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:53:19,626 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:53:19,629 INFO L168 Benchmark]: Toolchain (without parser) took 16793.84 ms. Allocated memory was 139.5 MB in the beginning and 388.0 MB in the end (delta: 248.5 MB). Free memory was 103.7 MB in the beginning and 226.2 MB in the end (delta: -122.5 MB). Peak memory consumption was 126.0 MB. Max. memory is 7.1 GB. [2019-11-07 10:53:19,630 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-07 10:53:19,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.58 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 103.5 MB in the beginning and 170.7 MB in the end (delta: -67.3 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-11-07 10:53:19,639 INFO L168 Benchmark]: Boogie Preprocessor took 86.62 ms. Allocated memory is still 203.9 MB. Free memory was 170.7 MB in the beginning and 166.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-11-07 10:53:19,645 INFO L168 Benchmark]: RCFGBuilder took 1605.46 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 166.1 MB in the beginning and 141.8 MB in the end (delta: 24.4 MB). Peak memory consumption was 79.1 MB. Max. memory is 7.1 GB. [2019-11-07 10:53:19,647 INFO L168 Benchmark]: Sifa took 14415.34 ms. Allocated memory was 235.4 MB in the beginning and 388.0 MB in the end (delta: 152.6 MB). Free memory was 141.8 MB in the beginning and 226.2 MB in the end (delta: -84.4 MB). Peak memory consumption was 68.1 MB. Max. memory is 7.1 GB. [2019-11-07 10:53:19,657 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 682.58 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 103.5 MB in the beginning and 170.7 MB in the end (delta: -67.3 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.62 ms. Allocated memory is still 203.9 MB. Free memory was 170.7 MB in the beginning and 166.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1605.46 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 166.1 MB in the beginning and 141.8 MB in the end (delta: 24.4 MB). Peak memory consumption was 79.1 MB. Max. memory is 7.1 GB. * Sifa took 14415.34 ms. Allocated memory was 235.4 MB in the beginning and 388.0 MB in the end (delta: 152.6 MB). Free memory was 141.8 MB in the beginning and 226.2 MB in the end (delta: -84.4 MB). Peak memory consumption was 68.1 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]: 14346, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 32, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 118, TOOLS_POST_TIME[ms]: 10788, TOOLS_POST_CALL_APPLICATIONS: 59, TOOLS_POST_CALL_TIME[ms]: 149, TOOLS_POST_RETURN_APPLICATIONS: 52, TOOLS_POST_RETURN_TIME[ms]: 67, TOOLS_QUANTIFIERELIM_APPLICATIONS: 228, TOOLS_QUANTIFIERELIM_TIME[ms]: 10919, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10732, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 213, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 30, DOMAIN_JOIN_TIME[ms]: 2771, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 332, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 32, DOMAIN_ISBOTTOM_TIME[ms]: 87, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1532, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1531, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 52, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10955, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10953, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 28, DAG_COMPRESSION_PROCESSED_NODES: 398, DAG_COMPRESSION_RETAINED_NODES: 193 - UnprovableResult [Line: 145]: 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 438#(and (<= 0 |#t~string53.offset|) (<= |#t~string41.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string61.offset| 0) (= ~switchedOnBeforeTS~0 0) (<= |#t~string42.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (not (= ~pumpRunning~0 0)) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string37.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string5.offset|) (<= |#t~string3.offset| 0) (<= 0 |#t~string38.offset|) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (or (and (<= |#t~string33.offset| 0) (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~head~0.base 0) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (<= 0 ~head~0.offset) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= ~systemActive~0 1) (= |#t~string28.offset| 0) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (= |#t~string39.offset| 0) (= |#t~string3.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (= |#t~string30.offset| 0) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (<= 0 |#t~string59.offset|) (<= |#t~string39.offset| 0) (= |#t~string65.offset| 0) (= |#t~string1.offset| 0) (<= |#t~string1.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string1.offset|) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= 0 |#t~string39.offset|) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string40.offset| 0) (<= 0 |#t~string41.offset|) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (= |#t~string5.offset| 0) (<= 0 |#t~string65.offset|) (= |#t~string29.offset| 0) (= |#t~string42.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= ~systemActive~0 1) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string33.offset| 0) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (= |#t~string31.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (not (= 0 ~systemActive~0)) (= |#t~string53.offset| 0)) (and (<= |#t~string33.offset| 0) (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~head~0.base 0) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (<= 0 ~head~0.offset) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= ~systemActive~0 1) (= |#t~string28.offset| 0) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (= |#t~string39.offset| 0) (= |#t~string3.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (= |#t~string30.offset| 0) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (<= 0 |#t~string59.offset|) (<= |#t~string39.offset| 0) (= |#t~string65.offset| 0) (= |#t~string1.offset| 0) (<= |#t~string1.offset| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 |#t~string1.offset|) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= 0 |#t~string39.offset|) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string53.offset| 0) (<= |#t~string40.offset| 0) (<= 0 |#t~string41.offset|) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (= |#t~string5.offset| 0) (<= 0 |#t~string65.offset|) (= |#t~string29.offset| 0) (= |#t~string42.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= ~systemActive~0 1) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string33.offset| 0) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (= |#t~string31.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (= |#t~string53.offset| 0))) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= 4 ~cleanupTimeShifts~0) (<= ~pumpRunning~0 2147483647) (<= |#t~string29.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string38.offset| 0) (not (= 2 ~waterLevel~0)) (<= 0 |#t~string55.offset|) (<= 0 |#t~string3.offset|) (<= 0 |#t~string57.offset|) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...