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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 15:42:55,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:42:55,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:42:55,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:42:55,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:42:55,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:42:55,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:42:55,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:42:55,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:42:55,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:42:55,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:42:55,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:42:55,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:42:55,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:42:55,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:42:55,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:42:55,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:42:55,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:42:55,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:42:55,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:42:55,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:42:55,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:42:55,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:42:55,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:42:55,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:42:55,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:42:55,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:42:55,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:42:55,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:42:55,450 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:42:55,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:42:55,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:42:55,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:42:55,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:42:55,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:42:55,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:42:55,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:42:55,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:42:55,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:42:55,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:42:55,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:42:55,466 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 [2019-09-25 15:42:55,490 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:42:55,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:42:55,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:42:55,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:42:55,493 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:42:55,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:42:55,494 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:42:55,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:42:55,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:42:55,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:42:55,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:42:55,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:42:55,496 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:42:55,497 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:42:55,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:42:55,497 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:42:55,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:42:55,497 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:42:55,498 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:42:55,498 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:42:55,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:42:55,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:42:55,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:42:55,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:42:55,499 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:42:55,500 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:42:55,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:42:55,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:42:55,500 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 15:42:55,547 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:42:55,565 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:42:55,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:42:55,570 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:42:55,570 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:42:55,571 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c [2019-09-25 15:42:55,647 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3064392a8/9560f9d18c594bda84694324527c74d2/FLAG5e3206737 [2019-09-25 15:42:56,218 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:42:56,219 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c [2019-09-25 15:42:56,232 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3064392a8/9560f9d18c594bda84694324527c74d2/FLAG5e3206737 [2019-09-25 15:42:56,508 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3064392a8/9560f9d18c594bda84694324527c74d2 [2019-09-25 15:42:56,518 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:42:56,520 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:42:56,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:42:56,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:42:56,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:42:56,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:42:56" (1/1) ... [2019-09-25 15:42:56,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a029f66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:56, skipping insertion in model container [2019-09-25 15:42:56,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:42:56" (1/1) ... [2019-09-25 15:42:56,537 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:42:56,602 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:42:57,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:42:57,046 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:42:57,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:42:57,172 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:42:57,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:57 WrapperNode [2019-09-25 15:42:57,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:42:57,174 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:42:57,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:42:57,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:42:57,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:57" (1/1) ... [2019-09-25 15:42:57,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:57" (1/1) ... [2019-09-25 15:42:57,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:57" (1/1) ... [2019-09-25 15:42:57,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:57" (1/1) ... [2019-09-25 15:42:57,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:57" (1/1) ... [2019-09-25 15:42:57,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:57" (1/1) ... [2019-09-25 15:42:57,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:57" (1/1) ... [2019-09-25 15:42:57,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:42:57,267 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:42:57,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:42:57,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:42:57,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:42:57" (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 [2019-09-25 15:42:57,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:42:57,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:42:57,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 15:42:57,323 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 15:42:57,323 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 15:42:57,324 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 15:42:57,324 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 15:42:57,324 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:42:57,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-25 15:42:57,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-25 15:42:57,325 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 15:42:57,326 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 15:42:57,326 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 15:42:57,326 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 15:42:57,326 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 15:42:57,327 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 15:42:57,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 15:42:57,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 15:42:57,329 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 15:42:57,329 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 15:42:57,330 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 15:42:57,330 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 15:42:57,331 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 15:42:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 15:42:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 15:42:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 15:42:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 15:42:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 15:42:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 15:42:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 15:42:57,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 15:42:57,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 15:42:57,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 15:42:57,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 15:42:57,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 15:42:57,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 15:42:57,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:42:57,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:42:57,334 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 15:42:57,334 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 15:42:57,334 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 15:42:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 15:42:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 15:42:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 15:42:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 15:42:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 15:42:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-25 15:42:57,336 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 15:42:57,336 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 15:42:57,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 15:42:57,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 15:42:57,336 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 15:42:57,336 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:42:57,336 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 15:42:57,337 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 15:42:57,337 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 15:42:57,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-25 15:42:57,337 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 15:42:57,337 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 15:42:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 15:42:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 15:42:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 15:42:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 15:42:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 15:42:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 15:42:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 15:42:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 15:42:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 15:42:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 15:42:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 15:42:57,340 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 15:42:57,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 15:42:57,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 15:42:57,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 15:42:57,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 15:42:57,341 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 15:42:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 15:42:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 15:42:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 15:42:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 15:42:57,343 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 15:42:57,343 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 15:42:57,344 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 15:42:57,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:42:57,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 15:42:57,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:42:58,881 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:42:58,881 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 15:42:58,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:42:58 BoogieIcfgContainer [2019-09-25 15:42:58,883 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:42:58,883 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:42:58,883 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:42:58,884 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:42:58,885 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:42:58" (1/1) ... [2019-09-25 15:42:58,886 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 15:42:58,928 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 15:42:58,928 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:42:58,940 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:42:58,951 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:42:58,953 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:43:07,113 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 15:43:08,952 WARN L191 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 15:43:09,137 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:43:09,298 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:43:09,439 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:43:09,461 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-25 15:43:09,513 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-25 15:43:09,528 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-25 15:43:09,702 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-25 15:43:09,882 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-25 15:43:10,291 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-25 15:43:10,626 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-25 15:43:11,169 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-25 15:43:11,415 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 75 for LOIs [2019-09-25 15:43:11,582 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 75 for LOIs [2019-09-25 15:43:11,675 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 73 for LOIs [2019-09-25 15:43:11,682 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 87 for LOIs [2019-09-25 15:43:11,706 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 15:43:11,707 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 15:43:11,709 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 406#(or (and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string20.offset| 0) (= ~systemActive~0 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string35.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648))) (and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string20.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= ~systemActive~0 1) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string35.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)))) [2019-09-25 15:43:11,724 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 15:43:11,725 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 15:43:11,727 INFO L168 Benchmark]: Toolchain (without parser) took 15206.50 ms. Allocated memory was 140.0 MB in the beginning and 372.8 MB in the end (delta: 232.8 MB). Free memory was 85.5 MB in the beginning and 149.6 MB in the end (delta: -64.0 MB). Peak memory consumption was 168.8 MB. Max. memory is 7.1 GB. [2019-09-25 15:43:11,728 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 15:43:11,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.16 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 85.3 MB in the beginning and 166.9 MB in the end (delta: -81.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. [2019-09-25 15:43:11,730 INFO L168 Benchmark]: Boogie Preprocessor took 92.43 ms. Allocated memory is still 199.8 MB. Free memory was 166.9 MB in the beginning and 162.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-09-25 15:43:11,731 INFO L168 Benchmark]: RCFGBuilder took 1616.42 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 162.3 MB in the beginning and 151.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 91.5 MB. Max. memory is 7.1 GB. [2019-09-25 15:43:11,732 INFO L168 Benchmark]: Sifa took 12841.56 ms. Allocated memory was 224.4 MB in the beginning and 372.8 MB in the end (delta: 148.4 MB). Free memory was 151.4 MB in the beginning and 149.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 150.2 MB. Max. memory is 7.1 GB. [2019-09-25 15:43:11,736 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 652.16 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 85.3 MB in the beginning and 166.9 MB in the end (delta: -81.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.43 ms. Allocated memory is still 199.8 MB. Free memory was 166.9 MB in the beginning and 162.3 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1616.42 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 162.3 MB in the beginning and 151.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 91.5 MB. Max. memory is 7.1 GB. * Sifa took 12841.56 ms. Allocated memory was 224.4 MB in the beginning and 372.8 MB in the end (delta: 148.4 MB). Free memory was 151.4 MB in the beginning and 149.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 150.2 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]: 12781, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 182, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 120, TOOLS_POST_TIME[ms]: 10148, TOOLS_POST_CALL_APPLICATIONS: 52, TOOLS_POST_CALL_TIME[ms]: 132, TOOLS_POST_RETURN_APPLICATIONS: 43, TOOLS_POST_RETURN_TIME[ms]: 48, TOOLS_QUANTIFIERELIM_APPLICATIONS: 215, TOOLS_QUANTIFIERELIM_TIME[ms]: 10242, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10097, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 187, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 58, DOMAIN_JOIN_TIME[ms]: 2148, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 61, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 8, DOMAIN_ISBOTTOM_APPLICATIONS: 30, DOMAIN_ISBOTTOM_TIME[ms]: 84, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 544, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 543, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 43, CALL_SUMMARIZER_CACHE_MISSES: 20, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10514, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10513, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 380, DAG_COMPRESSION_RETAINED_NODES: 185 - UnprovableResult [Line: 510]: 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 406#(or (and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string20.offset| 0) (= ~systemActive~0 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string35.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648))) (and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string20.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= ~systemActive~0 1) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string35.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...