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_spec1_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 10:14:14,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 10:14:14,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 10:14:14,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 10:14:14,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 10:14:14,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 10:14:14,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 10:14:14,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 10:14:14,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 10:14:14,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 10:14:14,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 10:14:14,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 10:14:14,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 10:14:14,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 10:14:14,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 10:14:14,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 10:14:14,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 10:14:14,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 10:14:14,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 10:14:14,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 10:14:14,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 10:14:14,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 10:14:14,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 10:14:14,101 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 10:14:14,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 10:14:14,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 10:14:14,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 10:14:14,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 10:14:14,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 10:14:14,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 10:14:14,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 10:14:14,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 10:14:14,108 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 10:14:14,109 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 10:14:14,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 10:14:14,110 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 10:14:14,111 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 10:14:14,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 10:14:14,111 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 10:14:14,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 10:14:14,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 10:14:14,113 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 10:14:14,127 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 10:14:14,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 10:14:14,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 10:14:14,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 10:14:14,129 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 10:14:14,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 10:14:14,130 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 10:14:14,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 10:14:14,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 10:14:14,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 10:14:14,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 10:14:14,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 10:14:14,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 10:14:14,131 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 10:14:14,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 10:14:14,131 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 10:14:14,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 10:14:14,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 10:14:14,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 10:14:14,132 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 10:14:14,132 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 10:14:14,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 10:14:14,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 10:14:14,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 10:14:14,133 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 10:14:14,133 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 10:14:14,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 10:14:14,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 10:14:14,134 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 10:14:14,166 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 10:14:14,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 10:14:14,179 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 10:14:14,181 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 10:14:14,181 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 10:14:14,182 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c [2019-09-17 10:14:14,239 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/206dcf98c/6ecc547c1a904f13aa8b4f9c920a4258/FLAG99452d37f [2019-09-17 10:14:14,723 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 10:14:14,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c [2019-09-17 10:14:14,737 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/206dcf98c/6ecc547c1a904f13aa8b4f9c920a4258/FLAG99452d37f [2019-09-17 10:14:15,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/206dcf98c/6ecc547c1a904f13aa8b4f9c920a4258 [2019-09-17 10:14:15,086 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 10:14:15,088 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 10:14:15,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 10:14:15,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 10:14:15,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 10:14:15,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:14:15" (1/1) ... [2019-09-17 10:14:15,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6da0b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:14:15, skipping insertion in model container [2019-09-17 10:14:15,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:14:15" (1/1) ... [2019-09-17 10:14:15,104 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 10:14:15,158 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 10:14:15,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:14:15,640 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 10:14:15,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:14:15,777 INFO L192 MainTranslator]: Completed translation [2019-09-17 10:14:15,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:14:15 WrapperNode [2019-09-17 10:14:15,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 10:14:15,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 10:14:15,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 10:14:15,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 10:14:15,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:14:15" (1/1) ... [2019-09-17 10:14:15,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:14:15" (1/1) ... [2019-09-17 10:14:15,810 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:14:15" (1/1) ... [2019-09-17 10:14:15,810 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:14:15" (1/1) ... [2019-09-17 10:14:15,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:14:15" (1/1) ... [2019-09-17 10:14:15,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:14:15" (1/1) ... [2019-09-17 10:14:15,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:14:15" (1/1) ... [2019-09-17 10:14:15,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 10:14:15,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 10:14:15,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 10:14:15,861 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 10:14:15,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:14:15" (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 10:14:15,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 10:14:15,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 10:14:15,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 10:14:15,933 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 10:14:15,933 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 10:14:15,933 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 10:14:15,934 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 10:14:15,934 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 10:14:15,934 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 10:14:15,934 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 10:14:15,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 10:14:15,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-17 10:14:15,935 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 10:14:15,935 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 10:14:15,935 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 10:14:15,935 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 10:14:15,936 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 10:14:15,936 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 10:14:15,936 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 10:14:15,936 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 10:14:15,936 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 10:14:15,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 10:14:15,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 10:14:15,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 10:14:15,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 10:14:15,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 10:14:15,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 10:14:15,937 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 10:14:15,938 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 10:14:15,938 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 10:14:15,938 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 10:14:15,938 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 10:14:15,938 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-17 10:14:15,938 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 10:14:15,939 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 10:14:15,939 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 10:14:15,939 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 10:14:15,939 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 10:14:15,939 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 10:14:15,939 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 10:14:15,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 10:14:15,940 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 10:14:15,940 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 10:14:15,940 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 10:14:15,940 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 10:14:15,940 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 10:14:15,941 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 10:14:15,941 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 10:14:15,941 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 10:14:15,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 10:14:15,941 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 10:14:15,941 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 10:14:15,941 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-17 10:14:15,942 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 10:14:15,942 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 10:14:15,942 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 10:14:15,942 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 10:14:15,942 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 10:14:15,942 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 10:14:15,943 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 10:14:15,943 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 10:14:15,943 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 10:14:15,943 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 10:14:15,943 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 10:14:15,943 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 10:14:15,944 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 10:14:15,944 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 10:14:15,944 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 10:14:15,944 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 10:14:15,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 10:14:15,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 10:14:15,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 10:14:15,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 10:14:15,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 10:14:15,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 10:14:15,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 10:14:15,945 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 10:14:15,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 10:14:15,946 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 10:14:15,946 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 10:14:15,946 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 10:14:15,946 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 10:14:15,946 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 10:14:15,946 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 10:14:15,947 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 10:14:15,947 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 10:14:15,947 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 10:14:15,947 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 10:14:15,947 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-17 10:14:15,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 10:14:15,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 10:14:15,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 10:14:17,410 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 10:14:17,411 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 10:14:17,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:14:17 BoogieIcfgContainer [2019-09-17 10:14:17,414 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 10:14:17,414 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 10:14:17,414 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 10:14:17,415 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 10:14:17,416 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:14:17" (1/1) ... [2019-09-17 10:14:17,416 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 10:14:17,452 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 10:14:17,452 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 10:14:17,463 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 10:14:17,473 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 10:14:17,474 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 10:14:40,027 WARN L191 SmtUtils]: Spent 13.62 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 10:14:41,786 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 10:14:45,606 WARN L191 SmtUtils]: Spent 3.81 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-17 10:14:45,887 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 10:14:45,900 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 112 for LOIs [2019-09-17 10:14:45,954 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 112 for LOIs [2019-09-17 10:14:45,959 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 112 for LOIs [2019-09-17 10:14:46,836 WARN L191 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 121 [2019-09-17 10:14:47,688 WARN L191 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 121 [2019-09-17 10:14:48,016 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 10:14:48,682 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:14:49,563 WARN L191 SmtUtils]: Spent 869.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:14:49,878 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:14:50,176 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:14:50,549 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:14:51,483 WARN L191 SmtUtils]: Spent 922.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:14:51,789 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:14:52,086 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:14:52,372 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-17 10:14:52,652 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-17 10:14:52,985 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 10:14:53,317 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:14:54,242 WARN L191 SmtUtils]: Spent 915.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:14:54,572 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:14:54,873 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:14:55,211 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:14:56,106 WARN L191 SmtUtils]: Spent 885.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-17 10:14:56,410 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:14:56,711 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 10:14:56,725 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 10:14:56,727 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 106 for LOIs [2019-09-17 10:14:57,372 WARN L191 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 100 [2019-09-17 10:14:57,591 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-17 10:14:57,592 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 100 for LOIs [2019-09-17 10:14:57,599 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 100 for LOIs [2019-09-17 10:14:57,846 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-17 10:14:57,846 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 10:14:57,847 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 10:14:57,849 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 326#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string35.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= |#t~string1.offset| 0) (<= 0 |#t~string1.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string9.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string41.offset|) (<= |#t~string45.offset| 0) (<= 0 |#t~string36.offset|) (<= 0 |#t~string43.offset|) (<= |#t~string36.offset| 0) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string42.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= |#t~string37.offset| 0) (<= 0 |#t~string72.offset|) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string5.offset|) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 1 ~systemActive~0) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= 0 |#t~string34.offset|) (<= |#t~string72.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string3.offset|) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)) [2019-09-17 10:14:57,868 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 10:14:57,868 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 10:14:57,870 INFO L168 Benchmark]: Toolchain (without parser) took 42782.64 ms. Allocated memory was 132.6 MB in the beginning and 549.5 MB in the end (delta: 416.8 MB). Free memory was 87.0 MB in the beginning and 510.6 MB in the end (delta: -423.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 10:14:57,871 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 10:14:57,872 INFO L168 Benchmark]: CACSL2BoogieTranslator took 688.54 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 86.8 MB in the beginning and 163.4 MB in the end (delta: -76.6 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-17 10:14:57,873 INFO L168 Benchmark]: Boogie Preprocessor took 81.61 ms. Allocated memory is still 198.7 MB. Free memory was 163.4 MB in the beginning and 159.0 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-17 10:14:57,874 INFO L168 Benchmark]: RCFGBuilder took 1553.60 ms. Allocated memory was 198.7 MB in the beginning and 222.8 MB in the end (delta: 24.1 MB). Free memory was 159.0 MB in the beginning and 142.8 MB in the end (delta: 16.2 MB). Peak memory consumption was 89.7 MB. Max. memory is 7.1 GB. [2019-09-17 10:14:57,875 INFO L168 Benchmark]: Sifa took 40454.35 ms. Allocated memory was 222.8 MB in the beginning and 549.5 MB in the end (delta: 326.6 MB). Free memory was 142.8 MB in the beginning and 510.6 MB in the end (delta: -367.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 10:14:57,878 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 688.54 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 86.8 MB in the beginning and 163.4 MB in the end (delta: -76.6 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.61 ms. Allocated memory is still 198.7 MB. Free memory was 163.4 MB in the beginning and 159.0 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1553.60 ms. Allocated memory was 198.7 MB in the beginning and 222.8 MB in the end (delta: 24.1 MB). Free memory was 159.0 MB in the beginning and 142.8 MB in the end (delta: 16.2 MB). Peak memory consumption was 89.7 MB. Max. memory is 7.1 GB. * Sifa took 40454.35 ms. Allocated memory was 222.8 MB in the beginning and 549.5 MB in the end (delta: 326.6 MB). Free memory was 142.8 MB in the beginning and 510.6 MB in the end (delta: -367.8 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]: 40397, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 211, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 138, TOOLS_POST_TIME[ms]: 28124, TOOLS_POST_CALL_APPLICATIONS: 61, TOOLS_POST_CALL_TIME[ms]: 173, TOOLS_POST_RETURN_APPLICATIONS: 54, TOOLS_POST_RETURN_TIME[ms]: 56, TOOLS_QUANTIFIERELIM_APPLICATIONS: 252, TOOLS_QUANTIFIERELIM_TIME[ms]: 28273, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28065, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 215, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 69, DOMAIN_JOIN_TIME[ms]: 11798, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 5, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 37, DOMAIN_ISBOTTOM_TIME[ms]: 90, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7800, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7799, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 54, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 28758, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 28758, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 386, DAG_COMPRESSION_RETAINED_NODES: 204 - 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 326#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string35.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string64.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= |#t~string1.offset| 0) (<= 0 |#t~string1.offset|) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= |#t~string7.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string9.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string44.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string41.offset|) (<= |#t~string45.offset| 0) (<= 0 |#t~string36.offset|) (<= 0 |#t~string43.offset|) (<= |#t~string36.offset| 0) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (<= |#t~string42.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= |#t~string37.offset| 0) (<= 0 |#t~string72.offset|) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string5.offset|) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 1 ~systemActive~0) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= 0 |#t~string34.offset|) (<= |#t~string72.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string3.offset|) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...