java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:14:41,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:14:41,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:14:41,064 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:14:41,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:14:41,066 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:14:41,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:14:41,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:14:41,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:14:41,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:14:41,088 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:14:41,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:14:41,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:14:41,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:14:41,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:14:41,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:14:41,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:14:41,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:14:41,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:14:41,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:14:41,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:14:41,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:14:41,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:14:41,116 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:14:41,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:14:41,119 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:14:41,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:14:41,121 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:14:41,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:14:41,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:14:41,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:14:41,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:14:41,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:14:41,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:14:41,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:14:41,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:14:41,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:14:41,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:14:41,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:14:41,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:14:41,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:14:41,135 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 [2019-09-19 23:14:41,155 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:14:41,155 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:14:41,157 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:14:41,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:14:41,158 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:14:41,158 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:14:41,158 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:14:41,159 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:14:41,159 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:14:41,159 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:14:41,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:14:41,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:14:41,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:14:41,161 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:14:41,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:14:41,161 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:14:41,162 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:14:41,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:14:41,162 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:14:41,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:14:41,163 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:14:41,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:14:41,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:14:41,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:14:41,164 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:14:41,164 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:14:41,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:14:41,164 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:14:41,164 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 23:14:41,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:14:41,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:14:41,242 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:14:41,244 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:14:41,244 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:14:41,245 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c [2019-09-19 23:14:41,304 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e350a8468/bf96f088db9846b28c0f72643b0555f1/FLAG581c5e574 [2019-09-19 23:14:41,791 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:14:41,792 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product61.cil.c [2019-09-19 23:14:41,817 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e350a8468/bf96f088db9846b28c0f72643b0555f1/FLAG581c5e574 [2019-09-19 23:14:42,109 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e350a8468/bf96f088db9846b28c0f72643b0555f1 [2019-09-19 23:14:42,118 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:14:42,119 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:14:42,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:14:42,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:14:42,123 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:14:42,124 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:14:42" (1/1) ... [2019-09-19 23:14:42,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ac66c7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:14:42, skipping insertion in model container [2019-09-19 23:14:42,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:14:42" (1/1) ... [2019-09-19 23:14:42,135 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:14:42,189 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:14:42,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:14:42,649 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:14:42,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:14:42,803 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:14:42,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:14:42 WrapperNode [2019-09-19 23:14:42,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:14:42,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:14:42,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:14:42,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:14:42,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:14:42" (1/1) ... [2019-09-19 23:14:42,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:14:42" (1/1) ... [2019-09-19 23:14:42,839 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:14:42" (1/1) ... [2019-09-19 23:14:42,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:14:42" (1/1) ... [2019-09-19 23:14:42,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:14:42" (1/1) ... [2019-09-19 23:14:42,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:14:42" (1/1) ... [2019-09-19 23:14:42,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:14:42" (1/1) ... [2019-09-19 23:14:42,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:14:42,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:14:42,896 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:14:42,896 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:14:42,897 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:14:42" (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 [2019-09-19 23:14:42,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:14:42,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:14:42,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:14:42,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 23:14:42,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 23:14:42,974 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:14:42,974 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:14:42,974 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:14:42,975 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:14:42,975 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:14:42,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:14:42,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:14:42,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:14:42,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:14:42,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:14:42,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:14:42,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:14:42,976 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:14:42,976 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:14:42,977 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:14:42,977 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:14:42,977 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:14:42,977 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:14:42,977 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:14:42,977 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:14:42,978 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:14:42,978 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:14:42,978 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:14:42,978 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 23:14:42,978 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 23:14:42,978 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:14:42,978 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 23:14:42,979 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:14:42,979 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 23:14:42,979 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:14:42,979 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 23:14:42,979 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:14:42,979 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:14:42,980 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:14:42,980 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:14:42,980 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:14:42,980 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 23:14:42,980 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 23:14:42,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:14:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:14:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:14:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:14:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:14:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:14:42,981 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 23:14:42,982 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 23:14:42,982 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:14:42,982 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:14:42,982 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:14:42,982 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:14:42,982 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:14:42,984 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:14:42,985 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:14:42,985 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:14:42,985 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:14:42,986 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:14:42,986 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:14:42,986 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:14:42,986 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:14:42,986 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:14:42,986 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:14:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:14:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:14:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:14:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:14:42,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:14:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:14:42,988 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:14:42,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:14:42,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:14:42,989 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:14:42,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:14:42,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:14:42,991 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:14:42,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:14:42,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:14:42,993 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:14:42,993 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:14:42,993 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:14:42,993 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:14:42,993 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 23:14:42,993 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 23:14:42,994 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:14:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:14:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:14:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 23:14:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 23:14:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:14:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 23:14:42,995 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 23:14:42,996 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:14:42,996 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 23:14:42,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:14:42,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:14:42,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:14:44,749 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:14:44,749 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:14:44,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:14:44 BoogieIcfgContainer [2019-09-19 23:14:44,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:14:44,752 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:14:44,752 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:14:44,752 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:14:44,753 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:14:44" (1/1) ... [2019-09-19 23:14:44,754 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 23:14:44,786 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:14:44,786 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:14:44,804 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:14:44,812 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:14:44,813 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:15:08,823 WARN L191 SmtUtils]: Spent 14.24 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 23:15:10,543 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:15:14,415 WARN L191 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 23:15:16,230 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:15:18,004 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:15:18,018 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 432 for LOIs [2019-09-19 23:15:18,087 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 432 for LOIs [2019-09-19 23:15:18,107 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 432 for LOIs [2019-09-19 23:15:29,223 WARN L191 SmtUtils]: Spent 10.96 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-19 23:15:34,544 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:15:45,263 WARN L191 SmtUtils]: Spent 10.72 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-19 23:15:50,607 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:16:08,320 WARN L191 SmtUtils]: Spent 17.66 s on a formula simplification. DAG size of input: 459 DAG size of output: 459 [2019-09-19 23:16:17,218 WARN L191 SmtUtils]: Spent 8.90 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:16:29,484 WARN L191 SmtUtils]: Spent 11.13 s on a formula simplification. DAG size of input: 463 DAG size of output: 458 [2019-09-19 23:16:35,089 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:16:37,073 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:16:39,002 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:16:44,681 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-19 23:16:46,611 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 23:16:52,332 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-19 23:16:54,238 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 23:17:04,967 WARN L191 SmtUtils]: Spent 10.71 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-19 23:17:05,385 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 23:17:05,539 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 23:17:23,546 WARN L191 SmtUtils]: Spent 17.83 s on a formula simplification. DAG size of input: 459 DAG size of output: 459 [2019-09-19 23:17:32,447 WARN L191 SmtUtils]: Spent 8.90 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:17:43,657 WARN L191 SmtUtils]: Spent 11.13 s on a formula simplification. DAG size of input: 463 DAG size of output: 458 [2019-09-19 23:17:49,254 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:17:51,256 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:17:53,267 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 23:17:58,990 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-19 23:18:00,920 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 23:18:06,672 WARN L191 SmtUtils]: Spent 5.75 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-19 23:18:08,578 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 23:18:19,413 WARN L191 SmtUtils]: Spent 10.81 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-19 23:18:19,750 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 23:18:19,910 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 23:18:19,962 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-19 23:18:20,444 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-19 23:18:20,576 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-19 23:18:20,579 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-19 23:18:20,603 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 23:18:20,604 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 23:18:20,606 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 503#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-19 23:18:20,620 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 23:18:20,620 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 23:18:20,622 INFO L168 Benchmark]: Toolchain (without parser) took 218502.75 ms. Allocated memory was 133.7 MB in the beginning and 164.1 MB in the end (delta: 30.4 MB). Free memory was 88.1 MB in the beginning and 81.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 36.9 MB. Max. memory is 7.1 GB. [2019-09-19 23:18:20,623 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 23:18:20,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.77 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 87.9 MB in the beginning and 163.5 MB in the end (delta: -75.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-19 23:18:20,624 INFO L168 Benchmark]: Boogie Preprocessor took 90.50 ms. Allocated memory is still 200.3 MB. Free memory was 162.9 MB in the beginning and 158.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-19 23:18:20,625 INFO L168 Benchmark]: RCFGBuilder took 1855.27 ms. Allocated memory was 200.3 MB in the beginning and 226.5 MB in the end (delta: 26.2 MB). Free memory was 158.6 MB in the beginning and 136.8 MB in the end (delta: 21.9 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. [2019-09-19 23:18:20,626 INFO L168 Benchmark]: Sifa took 215868.86 ms. Allocated memory was 226.5 MB in the beginning and 164.1 MB in the end (delta: -62.4 MB). Free memory was 136.8 MB in the beginning and 81.7 MB in the end (delta: 55.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 23:18:20,630 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 684.77 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 87.9 MB in the beginning and 163.5 MB in the end (delta: -75.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.50 ms. Allocated memory is still 200.3 MB. Free memory was 162.9 MB in the beginning and 158.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1855.27 ms. Allocated memory was 200.3 MB in the beginning and 226.5 MB in the end (delta: 26.2 MB). Free memory was 158.6 MB in the beginning and 136.8 MB in the end (delta: 21.9 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. * Sifa took 215868.86 ms. Allocated memory was 226.5 MB in the beginning and 164.1 MB in the end (delta: -62.4 MB). Free memory was 136.8 MB in the beginning and 81.7 MB in the end (delta: 55.1 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]: 215820, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 260, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 169, TOOLS_POST_TIME[ms]: 29643, TOOLS_POST_CALL_APPLICATIONS: 76, TOOLS_POST_CALL_TIME[ms]: 233, TOOLS_POST_RETURN_APPLICATIONS: 67, TOOLS_POST_RETURN_TIME[ms]: 95, TOOLS_QUANTIFIERELIM_APPLICATIONS: 312, TOOLS_QUANTIFIERELIM_TIME[ms]: 29865, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29541, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 269, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 81, DOMAIN_JOIN_TIME[ms]: 163452, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 21940, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 43, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 272, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 96301, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 96300, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 67, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34312, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34311, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 425, DAG_COMPRESSION_RETAINED_NODES: 233 - UnprovableResult [Line: 557]: 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 503#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...