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_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:51:58,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:51:58,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:51:58,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:51:58,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:51:58,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:51:58,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:51:58,459 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:51:58,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:51:58,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:51:58,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:51:58,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:51:58,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:51:58,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:51:58,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:51:58,467 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:51:58,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:51:58,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:51:58,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:51:58,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:51:58,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:51:58,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:51:58,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:51:58,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:51:58,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:51:58,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:51:58,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:51:58,491 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:51:58,491 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:51:58,492 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:51:58,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:51:58,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:51:58,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:51:58,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:51:58,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:51:58,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:51:58,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:51:58,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:51:58,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:51:58,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:51:58,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:51:58,505 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 15:51:58,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:51:58,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:51:58,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:51:58,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:51:58,523 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:51:58,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:51:58,524 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:51:58,524 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:51:58,524 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:51:58,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:51:58,525 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:51:58,525 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:51:58,525 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:51:58,525 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:51:58,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:51:58,525 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:51:58,526 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:51:58,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:51:58,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:51:58,526 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:51:58,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:51:58,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:51:58,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:51:58,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:51:58,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:51:58,528 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:51:58,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:51:58,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:51:58,528 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 15:51:58,581 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:51:58,593 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:51:58,596 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:51:58,598 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:51:58,598 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:51:58,599 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2019-09-20 15:51:58,660 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e4c5d4d6/c9af4a3cc9b148cb8dfb31d7b2a1dd0b/FLAGf7d25f2ec [2019-09-20 15:51:59,161 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:51:59,162 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2019-09-20 15:51:59,183 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e4c5d4d6/c9af4a3cc9b148cb8dfb31d7b2a1dd0b/FLAGf7d25f2ec [2019-09-20 15:51:59,516 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e4c5d4d6/c9af4a3cc9b148cb8dfb31d7b2a1dd0b [2019-09-20 15:51:59,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:51:59,528 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:51:59,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:51:59,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:51:59,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:51:59,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:51:59" (1/1) ... [2019-09-20 15:51:59,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0db5b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:59, skipping insertion in model container [2019-09-20 15:51:59,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:51:59" (1/1) ... [2019-09-20 15:51:59,541 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:51:59,587 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:52:00,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:52:00,120 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:52:00,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:52:00,251 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:52:00,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:00 WrapperNode [2019-09-20 15:52:00,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:52:00,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:52:00,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:52:00,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:52:00,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:00" (1/1) ... [2019-09-20 15:52:00,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:00" (1/1) ... [2019-09-20 15:52:00,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:00" (1/1) ... [2019-09-20 15:52:00,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:00" (1/1) ... [2019-09-20 15:52:00,322 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:00" (1/1) ... [2019-09-20 15:52:00,342 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:00" (1/1) ... [2019-09-20 15:52:00,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:00" (1/1) ... [2019-09-20 15:52:00,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:52:00,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:52:00,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:52:00,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:52:00,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:00" (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 15:52:00,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:52:00,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:52:00,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:52:00,448 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:52:00,448 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:52:00,448 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:52:00,448 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:52:00,449 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:52:00,449 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:52:00,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:52:00,450 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:52:00,450 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:52:00,451 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:52:00,451 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-20 15:52:00,451 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:52:00,451 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:52:00,453 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:52:00,454 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:52:00,454 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:52:00,454 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:52:00,454 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:52:00,454 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:52:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:52:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:52:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:52:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:52:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:52:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:52:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:52:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:52:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:52:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:52:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:52:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:52:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:52:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:52:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:52:00,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:52:00,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:52:00,459 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:52:00,459 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:52:00,459 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:52:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:52:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:52:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:52:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:52:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:52:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:52:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:52:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:52:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:52:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:52:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:52:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:52:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:52:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:52:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:52:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:52:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:52:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-20 15:52:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:52:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:52:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:52:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:52:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:52:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:52:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:52:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:52:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:52:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:52:00,464 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:52:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:52:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:52:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:52:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:52:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:52:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:52:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:52:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:52:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:52:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:52:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:52:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:52:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:52:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:52:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:52:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:52:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:52:01,974 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:52:01,975 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:52:01,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:52:01 BoogieIcfgContainer [2019-09-20 15:52:01,976 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:52:01,977 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:52:01,977 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:52:01,977 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:52:01,979 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:52:01" (1/1) ... [2019-09-20 15:52:01,979 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 15:52:02,004 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:52:02,005 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:52:02,013 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:52:02,021 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:52:02,023 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:52:12,720 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 15:52:14,495 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:52:14,652 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:52:14,810 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:52:14,950 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:52:14,968 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-20 15:52:15,016 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-20 15:52:15,022 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-20 15:52:15,632 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:52:16,075 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:52:16,420 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:52:16,704 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:52:16,948 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:52:17,145 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:52:17,318 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:52:17,527 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:52:17,740 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:52:17,919 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:52:18,126 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:52:18,290 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:52:18,626 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:52:19,078 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:52:19,396 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-20 15:52:19,691 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-20 15:52:19,965 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-20 15:52:20,269 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-20 15:52:20,414 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-20 15:52:20,839 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:52:21,575 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 534 [2019-09-20 15:52:21,717 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:52:21,853 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 534 [2019-09-20 15:52:21,967 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:52:22,248 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:52:22,508 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:52:22,804 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:52:23,017 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:52:23,605 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:52:23,774 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:52:24,079 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 557 [2019-09-20 15:52:24,333 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:52:24,552 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 534 [2019-09-20 15:52:24,674 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:52:25,050 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:52:25,233 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:52:25,453 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:52:25,640 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:52:25,884 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 534 [2019-09-20 15:52:26,077 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:52:26,273 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 534 [2019-09-20 15:52:26,457 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:52:26,795 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:52:26,971 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2019-09-20 15:52:27,236 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 557 [2019-09-20 15:52:27,497 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:52:27,711 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 493 [2019-09-20 15:52:27,769 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 3 for LOIs [2019-09-20 15:52:27,801 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 3 for LOIs [2019-09-20 15:52:27,819 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 12 for LOIs [2019-09-20 15:52:27,826 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 22 for LOIs [2019-09-20 15:52:27,831 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:52:27,831 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:52:27,833 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 642#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))) [2019-09-20 15:52:27,849 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:52:27,849 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:52:27,857 INFO L168 Benchmark]: Toolchain (without parser) took 28323.19 ms. Allocated memory was 131.6 MB in the beginning and 829.9 MB in the end (delta: 698.4 MB). Free memory was 86.1 MB in the beginning and 159.9 MB in the end (delta: -73.9 MB). Peak memory consumption was 624.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:52:27,859 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:52:27,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 724.23 ms. Allocated memory was 131.6 MB in the beginning and 199.2 MB in the end (delta: 67.6 MB). Free memory was 85.9 MB in the beginning and 164.3 MB in the end (delta: -78.4 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:52:27,868 INFO L168 Benchmark]: Boogie Preprocessor took 126.24 ms. Allocated memory is still 199.2 MB. Free memory was 164.3 MB in the beginning and 160.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:52:27,869 INFO L168 Benchmark]: RCFGBuilder took 1597.14 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 160.4 MB in the beginning and 150.4 MB in the end (delta: 10.0 MB). Peak memory consumption was 93.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:52:27,870 INFO L168 Benchmark]: Sifa took 25872.48 ms. Allocated memory was 220.7 MB in the beginning and 829.9 MB in the end (delta: 609.2 MB). Free memory was 150.4 MB in the beginning and 159.9 MB in the end (delta: -9.5 MB). Peak memory consumption was 599.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:52:27,875 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 724.23 ms. Allocated memory was 131.6 MB in the beginning and 199.2 MB in the end (delta: 67.6 MB). Free memory was 85.9 MB in the beginning and 164.3 MB in the end (delta: -78.4 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 126.24 ms. Allocated memory is still 199.2 MB. Free memory was 164.3 MB in the beginning and 160.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1597.14 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 160.4 MB in the beginning and 150.4 MB in the end (delta: 10.0 MB). Peak memory consumption was 93.4 MB. Max. memory is 7.1 GB. * Sifa took 25872.48 ms. Allocated memory was 220.7 MB in the beginning and 829.9 MB in the end (delta: 609.2 MB). Free memory was 150.4 MB in the beginning and 159.9 MB in the end (delta: -9.5 MB). Peak memory consumption was 599.7 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]: 25829, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 317, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 214, TOOLS_POST_TIME[ms]: 12756, TOOLS_POST_CALL_APPLICATIONS: 85, TOOLS_POST_CALL_TIME[ms]: 267, TOOLS_POST_RETURN_APPLICATIONS: 76, TOOLS_POST_RETURN_TIME[ms]: 140, TOOLS_QUANTIFIERELIM_APPLICATIONS: 375, TOOLS_QUANTIFIERELIM_TIME[ms]: 13010, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12573, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 330, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 106, DOMAIN_JOIN_TIME[ms]: 12144, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 15, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13, DOMAIN_ISSUBSETEQ_TIME[ms]: 33, DOMAIN_ISBOTTOM_APPLICATIONS: 67, DOMAIN_ISBOTTOM_TIME[ms]: 309, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 9, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3429, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3429, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 13, CALL_SUMMARIZER_APPLICATIONS: 76, CALL_SUMMARIZER_CACHE_MISSES: 17, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12962, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12961, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 759, DAG_COMPRESSION_RETAINED_NODES: 254 - UnprovableResult [Line: 882]: 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 642#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...