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_spec2_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:32:23,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:32:23,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:32:23,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:32:23,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:32:23,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:32:23,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:32:23,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:32:23,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:32:23,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:32:23,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:32:23,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:32:23,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:32:23,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:32:23,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:32:23,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:32:23,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:32:23,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:32:23,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:32:23,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:32:23,569 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:32:23,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:32:23,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:32:23,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:32:23,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:32:23,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:32:23,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:32:23,575 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:32:23,576 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:32:23,577 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:32:23,577 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:32:23,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:32:23,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:32:23,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:32:23,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:32:23,580 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:32:23,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:32:23,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:32:23,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:32:23,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:32:23,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:32:23,584 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 [2019-09-21 08:32:23,598 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:32:23,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:32:23,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:32:23,600 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:32:23,600 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:32:23,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:32:23,601 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:32:23,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:32:23,601 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:32:23,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:32:23,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:32:23,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:32:23,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:32:23,602 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:32:23,602 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:32:23,602 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:32:23,603 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:32:23,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:32:23,603 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:32:23,603 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:32:23,603 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:32:23,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:32:23,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:32:23,604 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:32:23,604 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:32:23,604 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:32:23,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:32:23,605 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:32:23,605 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 [2019-09-21 08:32:23,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:32:23,656 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:32:23,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:32:23,662 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:32:23,663 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:32:23,663 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2019-09-21 08:32:23,749 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/887fa92e5/d5f683b5222e4fdea9a018495b0461f6/FLAG733ad7c5b [2019-09-21 08:32:24,276 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:32:24,277 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product14.cil.c [2019-09-21 08:32:24,299 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/887fa92e5/d5f683b5222e4fdea9a018495b0461f6/FLAG733ad7c5b [2019-09-21 08:32:24,607 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/887fa92e5/d5f683b5222e4fdea9a018495b0461f6 [2019-09-21 08:32:24,616 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:32:24,617 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:32:24,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:32:24,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:32:24,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:32:24,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:32:24" (1/1) ... [2019-09-21 08:32:24,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d344efb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:24, skipping insertion in model container [2019-09-21 08:32:24,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:32:24" (1/1) ... [2019-09-21 08:32:24,634 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:32:24,690 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:32:25,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:32:25,178 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:32:25,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:32:25,311 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:32:25,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:25 WrapperNode [2019-09-21 08:32:25,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:32:25,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:32:25,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:32:25,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:32:25,324 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:25" (1/1) ... [2019-09-21 08:32:25,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:25" (1/1) ... [2019-09-21 08:32:25,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:25" (1/1) ... [2019-09-21 08:32:25,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:25" (1/1) ... [2019-09-21 08:32:25,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:25" (1/1) ... [2019-09-21 08:32:25,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:25" (1/1) ... [2019-09-21 08:32:25,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:25" (1/1) ... [2019-09-21 08:32:25,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:32:25,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:32:25,402 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:32:25,402 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:32:25,403 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:25" (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 [2019-09-21 08:32:25,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:32:25,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:32:25,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:32:25,482 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:32:25,483 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:32:25,483 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:32:25,484 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:32:25,485 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:32:25,485 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:32:25,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:32:25,485 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:32:25,486 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:32:25,486 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:32:25,487 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:32:25,487 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:32:25,487 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:32:25,489 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:32:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:32:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:32:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:32:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:32:25,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:32:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:32:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:32:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:32:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:32:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:32:25,491 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:32:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:32:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:32:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:32:25,492 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-21 08:32:25,493 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:32:25,493 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:32:25,493 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:32:25,493 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:32:25,493 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:32:25,493 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:32:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:32:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:32:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:32:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:32:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:32:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:32:25,494 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:32:25,495 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:32:25,495 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:32:25,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:32:25,495 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:32:25,495 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:32:25,495 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:32:25,495 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:32:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:32:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:32:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:32:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:32:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:32:25,496 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:32:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:32:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:32:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:32:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:32:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:32:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:32:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:32:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:32:25,498 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:32:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:32:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:32:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:32:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:32:25,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:32:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:32:25,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:32:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:32:25,501 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:32:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:32:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:32:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:32:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:32:25,502 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:32:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:32:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:32:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:32:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:32:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:32:25,505 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-21 08:32:25,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:32:25,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:32:25,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:32:27,119 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:32:27,120 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:32:27,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:32:27 BoogieIcfgContainer [2019-09-21 08:32:27,121 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:32:27,122 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:32:27,122 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:32:27,122 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:32:27,123 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:32:27" (1/1) ... [2019-09-21 08:32:27,124 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 [2019-09-21 08:32:27,147 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:32:27,147 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:32:27,156 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:32:27,165 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:32:27,167 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:32:37,298 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:32:38,861 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:32:39,013 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:39,146 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:39,269 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:39,301 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:32:39,368 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:32:39,384 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:32:39,555 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:32:39,736 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:32:40,219 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:40,569 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:40,839 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:41,109 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:41,282 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:41,501 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:42,063 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:42,435 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:43,229 WARN L191 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:32:43,831 WARN L191 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:32:44,707 WARN L191 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-21 08:32:45,053 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-21 08:32:45,893 WARN L191 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 540 [2019-09-21 08:32:46,347 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 539 [2019-09-21 08:32:47,248 WARN L191 SmtUtils]: Spent 898.00 ms on a formula simplification that was a NOOP. DAG size: 563 [2019-09-21 08:32:47,972 WARN L191 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 563 [2019-09-21 08:32:48,688 WARN L191 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 563 [2019-09-21 08:32:49,407 WARN L191 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 563 [2019-09-21 08:32:50,435 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 575 [2019-09-21 08:32:50,651 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-21 08:32:51,305 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:51,590 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:52,394 WARN L191 SmtUtils]: Spent 753.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:32:52,940 WARN L191 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:32:53,342 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-21 08:32:53,648 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-21 08:32:54,082 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 551 DAG size of output: 535 [2019-09-21 08:32:54,367 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 534 [2019-09-21 08:32:54,918 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 08:32:55,484 WARN L191 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 08:32:56,088 WARN L191 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 574 DAG size of output: 558 [2019-09-21 08:32:56,630 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 08:32:57,443 WARN L191 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 570 [2019-09-21 08:32:57,819 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:58,098 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:32:58,772 WARN L191 SmtUtils]: Spent 623.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:32:59,307 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:32:59,782 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 541 [2019-09-21 08:33:00,072 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-21 08:33:00,469 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 553 DAG size of output: 537 [2019-09-21 08:33:00,764 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 536 [2019-09-21 08:33:01,313 WARN L191 SmtUtils]: Spent 547.00 ms on a formula simplification that was a NOOP. DAG size: 560 [2019-09-21 08:33:01,864 WARN L191 SmtUtils]: Spent 549.00 ms on a formula simplification that was a NOOP. DAG size: 560 [2019-09-21 08:33:02,462 WARN L191 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 576 DAG size of output: 560 [2019-09-21 08:33:03,034 WARN L191 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 560 [2019-09-21 08:33:03,853 WARN L191 SmtUtils]: Spent 803.00 ms on a formula simplification that was a NOOP. DAG size: 572 [2019-09-21 08:33:03,918 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 35 for LOIs [2019-09-21 08:33:03,989 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-21 08:33:04,000 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 31 for LOIs [2019-09-21 08:33:04,009 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 35 for LOIs [2019-09-21 08:33:04,011 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:33:04,012 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:33:04,014 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 502#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (= 0 ~systemActive~0)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-21 08:33:04,024 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:33:04,024 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:33:04,026 INFO L168 Benchmark]: Toolchain (without parser) took 39408.87 ms. Allocated memory was 132.1 MB in the beginning and 1.1 GB in the end (delta: 938.5 MB). Free memory was 87.1 MB in the beginning and 923.3 MB in the end (delta: -836.3 MB). Peak memory consumption was 102.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:04,027 INFO L168 Benchmark]: CDTParser took 1.47 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:33:04,028 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.14 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.9 MB in the beginning and 165.2 MB in the end (delta: -78.3 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:04,029 INFO L168 Benchmark]: Boogie Preprocessor took 88.58 ms. Allocated memory is still 199.8 MB. Free memory was 165.2 MB in the beginning and 160.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:04,030 INFO L168 Benchmark]: RCFGBuilder took 1719.84 ms. Allocated memory was 199.8 MB in the beginning and 222.3 MB in the end (delta: 22.5 MB). Free memory was 160.8 MB in the beginning and 146.9 MB in the end (delta: 13.9 MB). Peak memory consumption was 92.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:04,030 INFO L168 Benchmark]: Sifa took 36902.83 ms. Allocated memory was 222.3 MB in the beginning and 1.1 GB in the end (delta: 848.3 MB). Free memory was 146.9 MB in the beginning and 923.3 MB in the end (delta: -776.4 MB). Peak memory consumption was 71.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:04,034 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 694.14 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.9 MB in the beginning and 165.2 MB in the end (delta: -78.3 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.58 ms. Allocated memory is still 199.8 MB. Free memory was 165.2 MB in the beginning and 160.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1719.84 ms. Allocated memory was 199.8 MB in the beginning and 222.3 MB in the end (delta: 22.5 MB). Free memory was 160.8 MB in the beginning and 146.9 MB in the end (delta: 13.9 MB). Peak memory consumption was 92.1 MB. Max. memory is 7.1 GB. * Sifa took 36902.83 ms. Allocated memory was 222.3 MB in the beginning and 1.1 GB in the end (delta: 848.3 MB). Free memory was 146.9 MB in the beginning and 923.3 MB in the end (delta: -776.4 MB). Peak memory consumption was 71.9 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]: 36867, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 259, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 167, TOOLS_POST_TIME[ms]: 11990, TOOLS_POST_CALL_APPLICATIONS: 74, TOOLS_POST_CALL_TIME[ms]: 357, TOOLS_POST_RETURN_APPLICATIONS: 65, TOOLS_POST_RETURN_TIME[ms]: 281, TOOLS_QUANTIFIERELIM_APPLICATIONS: 306, TOOLS_QUANTIFIERELIM_TIME[ms]: 12471, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11784, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 268, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 83, DOMAIN_JOIN_TIME[ms]: 21135, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 2622, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 59, DOMAIN_ISBOTTOM_APPLICATIONS: 44, DOMAIN_ISBOTTOM_TIME[ms]: 251, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 19866, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 19866, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 65, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12217, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12216, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 399, DAG_COMPRESSION_RETAINED_NODES: 209 - UnprovableResult [Line: 130]: 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 502#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (= 0 ~systemActive~0)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...