java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:51:56,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:51:56,217 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:51:56,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:51:56,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:51:56,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:51:56,235 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:51:56,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:51:56,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:51:56,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:51:56,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:51:56,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:51:56,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:51:56,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:51:56,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:51:56,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:51:56,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:51:56,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:51:56,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:51:56,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:51:56,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:51:56,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:51:56,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:51:56,266 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:51:56,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:51:56,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:51:56,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:51:56,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:51:56,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:51:56,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:51:56,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:51:56,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:51:56,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:51:56,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:51:56,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:51:56,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:51:56,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:51:56,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:51:56,285 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:51:56,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:51:56,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:51:56,291 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 [2019-09-20 15:51:56,305 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:51:56,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:51:56,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:51:56,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:51:56,307 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:51:56,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:51:56,308 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:51:56,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:51:56,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:51:56,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:51:56,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:51:56,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:51:56,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:51:56,309 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:51:56,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:51:56,310 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:51:56,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:51:56,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:51:56,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:51:56,311 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:51:56,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:51:56,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:51:56,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:51:56,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:51:56,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:51:56,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:51:56,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:51:56,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:51:56,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-20 15:51:56,366 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:51:56,381 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:51:56,385 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:51:56,386 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:51:56,387 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:51:56,388 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c [2019-09-20 15:51:56,455 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1142a4abe/d513396cdc7542ff90fb3445e6d0b1fd/FLAG3d15f68a0 [2019-09-20 15:51:57,015 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:51:57,015 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c [2019-09-20 15:51:57,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1142a4abe/d513396cdc7542ff90fb3445e6d0b1fd/FLAG3d15f68a0 [2019-09-20 15:51:57,259 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1142a4abe/d513396cdc7542ff90fb3445e6d0b1fd [2019-09-20 15:51:57,269 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:51:57,271 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:51:57,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:51:57,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:51:57,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:51:57,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:51:57" (1/1) ... [2019-09-20 15:51:57,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c97aa4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:57, skipping insertion in model container [2019-09-20 15:51:57,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:51:57" (1/1) ... [2019-09-20 15:51:57,286 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:51:57,348 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:51:57,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:51:57,793 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:51:57,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:51:57,937 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:51:57,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:57 WrapperNode [2019-09-20 15:51:57,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:51:57,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:51:57,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:51:57,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:51:57,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:57" (1/1) ... [2019-09-20 15:51:57,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:57" (1/1) ... [2019-09-20 15:51:57,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:57" (1/1) ... [2019-09-20 15:51:57,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:57" (1/1) ... [2019-09-20 15:51:58,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:57" (1/1) ... [2019-09-20 15:51:58,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:57" (1/1) ... [2019-09-20 15:51:58,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:57" (1/1) ... [2019-09-20 15:51:58,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:51:58,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:51:58,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:51:58,061 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:51:58,062 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:57" (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 [2019-09-20 15:51:58,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:51:58,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:51:58,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:51:58,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:51:58,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:51:58,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:51:58,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:51:58,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:51:58,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:51:58,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:51:58,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:51:58,122 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:51:58,123 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:51:58,123 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:51:58,123 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:51:58,123 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:51:58,126 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:51:58,126 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:51:58,126 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-20 15:51:58,126 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:51:58,126 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:51:58,126 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:51:58,127 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:51:58,127 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:51:58,127 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:51:58,127 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:51:58,127 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:51:58,127 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:51:58,128 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:51:58,128 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:51:58,128 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:51:58,129 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:51:58,129 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:51:58,129 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:51:58,129 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:51:58,129 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:51:58,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:51:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:51:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:51:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:51:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:51:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:51:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:51:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:51:58,131 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:51:58,131 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:51:58,131 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:51:58,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:51:58,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:51:58,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:51:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:51:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:51:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:51:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:51:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:51:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:51:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:51:58,133 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:51:58,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:51:58,133 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:51:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:51:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:51:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:51:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:51:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:51:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:51:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:51:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:51:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:51:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:51:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:51:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:51:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:51:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:51:58,137 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:51:58,137 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:51:58,137 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:51:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:51:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:51:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:51:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-20 15:51:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:51:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:51:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:51:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:51:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:51:59,645 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:51:59,646 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:51:59,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:51:59 BoogieIcfgContainer [2019-09-20 15:51:59,648 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:51:59,649 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:51:59,649 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:51:59,649 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:51:59,651 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:51:59" (1/1) ... [2019-09-20 15:51:59,652 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:51:59,680 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:51:59,680 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:51:59,696 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:51:59,712 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:51:59,714 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:52:11,083 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 15:52:12,788 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:52:12,935 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:52:13,092 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:52:13,227 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:52:13,254 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-20 15:52:13,317 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-20 15:52:13,323 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-20 15:52:13,843 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2019-09-20 15:52:14,166 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2019-09-20 15:52:14,504 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 499 [2019-09-20 15:52:14,727 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 499 [2019-09-20 15:52:15,249 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:52:15,605 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:52:15,962 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:52:16,310 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:52:17,007 WARN L191 SmtUtils]: Spent 628.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-20 15:52:17,603 WARN L191 SmtUtils]: Spent 594.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-20 15:52:18,300 WARN L191 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 528 [2019-09-20 15:52:18,753 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-20 15:52:19,183 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-20 15:52:19,626 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-20 15:52:20,173 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 524 [2019-09-20 15:52:20,614 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:52:21,386 WARN L191 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 539 [2019-09-20 15:52:21,920 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:52:22,693 WARN L191 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-20 15:52:23,385 WARN L191 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-20 15:52:24,094 WARN L191 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-20 15:52:24,779 WARN L191 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-20 15:52:25,784 WARN L191 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 572 DAG size of output: 568 [2019-09-20 15:52:26,662 WARN L191 SmtUtils]: Spent 875.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2019-09-20 15:52:27,795 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 552 DAG size of output: 552 [2019-09-20 15:52:28,330 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 550 [2019-09-20 15:52:29,269 WARN L191 SmtUtils]: Spent 914.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-20 15:52:29,520 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 526 [2019-09-20 15:52:29,622 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 3 for LOIs [2019-09-20 15:52:29,659 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 3 for LOIs [2019-09-20 15:52:29,681 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 18 for LOIs [2019-09-20 15:52:29,686 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 28 for LOIs [2019-09-20 15:52:29,689 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:52:29,689 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:52:29,691 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 346#(and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-20 15:52:29,705 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:52:29,713 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:52:29,716 INFO L168 Benchmark]: Toolchain (without parser) took 32444.63 ms. Allocated memory was 135.3 MB in the beginning and 924.8 MB in the end (delta: 789.6 MB). Free memory was 84.8 MB in the beginning and 255.3 MB in the end (delta: -170.5 MB). Peak memory consumption was 619.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:52:29,719 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 135.3 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:52:29,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.21 ms. Allocated memory was 135.3 MB in the beginning and 199.8 MB in the end (delta: 64.5 MB). Free memory was 84.6 MB in the beginning and 167.2 MB in the end (delta: -82.6 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:52:29,722 INFO L168 Benchmark]: Boogie Preprocessor took 115.07 ms. Allocated memory is still 199.8 MB. Free memory was 167.2 MB in the beginning and 162.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:52:29,723 INFO L168 Benchmark]: RCFGBuilder took 1588.22 ms. Allocated memory was 199.8 MB in the beginning and 222.8 MB in the end (delta: 23.1 MB). Free memory was 162.9 MB in the beginning and 151.3 MB in the end (delta: 11.6 MB). Peak memory consumption was 93.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:52:29,724 INFO L168 Benchmark]: Sifa took 30064.09 ms. Allocated memory was 222.8 MB in the beginning and 924.8 MB in the end (delta: 702.0 MB). Free memory was 151.3 MB in the beginning and 255.3 MB in the end (delta: -104.0 MB). Peak memory consumption was 598.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:52:29,730 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 135.3 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 666.21 ms. Allocated memory was 135.3 MB in the beginning and 199.8 MB in the end (delta: 64.5 MB). Free memory was 84.6 MB in the beginning and 167.2 MB in the end (delta: -82.6 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.07 ms. Allocated memory is still 199.8 MB. Free memory was 167.2 MB in the beginning and 162.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1588.22 ms. Allocated memory was 199.8 MB in the beginning and 222.8 MB in the end (delta: 23.1 MB). Free memory was 162.9 MB in the beginning and 151.3 MB in the end (delta: 11.6 MB). Peak memory consumption was 93.6 MB. Max. memory is 7.1 GB. * Sifa took 30064.09 ms. Allocated memory was 222.8 MB in the beginning and 924.8 MB in the end (delta: 702.0 MB). Free memory was 151.3 MB in the beginning and 255.3 MB in the end (delta: -104.0 MB). Peak memory consumption was 598.0 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]: 30012, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 176, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 118, TOOLS_POST_TIME[ms]: 13258, TOOLS_POST_CALL_APPLICATIONS: 50, TOOLS_POST_CALL_TIME[ms]: 384, TOOLS_POST_RETURN_APPLICATIONS: 41, TOOLS_POST_RETURN_TIME[ms]: 178, TOOLS_QUANTIFIERELIM_APPLICATIONS: 209, TOOLS_QUANTIFIERELIM_TIME[ms]: 13689, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13111, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 182, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 59, DOMAIN_JOIN_TIME[ms]: 14005, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1782, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 44, DOMAIN_ISBOTTOM_APPLICATIONS: 37, DOMAIN_ISBOTTOM_TIME[ms]: 179, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16022, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16021, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 41, CALL_SUMMARIZER_CACHE_MISSES: 15, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13488, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13487, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 41, DAG_COMPRESSION_PROCESSED_NODES: 368, DAG_COMPRESSION_RETAINED_NODES: 174 - UnprovableResult [Line: 439]: 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 346#(and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...