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_spec3_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:34:23,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:34:23,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:34:23,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:34:23,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:34:23,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:34:23,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:34:23,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:34:23,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:34:23,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:34:23,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:34:23,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:34:23,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:34:23,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:34:23,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:34:23,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:34:23,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:34:23,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:34:23,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:34:23,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:34:23,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:34:23,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:34:23,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:34:23,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:34:23,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:34:23,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:34:23,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:34:23,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:34:23,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:34:23,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:34:23,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:34:23,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:34:23,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:34:23,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:34:23,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:34:23,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:34:23,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:34:23,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:34:23,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:34:23,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:34:23,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:34:23,480 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 08:34:23,504 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:34:23,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:34:23,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:34:23,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:34:23,507 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:34:23,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:34:23,508 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:34:23,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:34:23,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:34:23,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:34:23,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:34:23,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:34:23,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:34:23,510 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:34:23,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:34:23,510 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:34:23,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:34:23,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:34:23,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:34:23,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:34:23,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:34:23,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:34:23,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:34:23,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:34:23,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:34:23,513 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:34:23,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:34:23,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:34:23,513 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 08:34:23,559 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:34:23,570 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:34:23,574 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:34:23,575 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:34:23,576 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:34:23,577 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product46.cil.c [2019-09-21 08:34:23,639 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a1dbb0a6/68e7d896c0d64a2abf17c907b531e084/FLAG1fd36a664 [2019-09-21 08:34:24,224 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:34:24,227 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product46.cil.c [2019-09-21 08:34:24,244 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a1dbb0a6/68e7d896c0d64a2abf17c907b531e084/FLAG1fd36a664 [2019-09-21 08:34:24,498 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a1dbb0a6/68e7d896c0d64a2abf17c907b531e084 [2019-09-21 08:34:24,509 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:34:24,510 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:34:24,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:34:24,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:34:24,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:34:24,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:34:24" (1/1) ... [2019-09-21 08:34:24,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e757327 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:24, skipping insertion in model container [2019-09-21 08:34:24,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:34:24" (1/1) ... [2019-09-21 08:34:24,524 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:34:24,566 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:34:24,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:34:25,017 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:34:25,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:34:25,150 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:34:25,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:25 WrapperNode [2019-09-21 08:34:25,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:34:25,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:34:25,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:34:25,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:34:25,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:25" (1/1) ... [2019-09-21 08:34:25,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:25" (1/1) ... [2019-09-21 08:34:25,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:25" (1/1) ... [2019-09-21 08:34:25,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:25" (1/1) ... [2019-09-21 08:34:25,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:25" (1/1) ... [2019-09-21 08:34:25,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:25" (1/1) ... [2019-09-21 08:34:25,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:25" (1/1) ... [2019-09-21 08:34:25,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:34:25,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:34:25,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:34:25,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:34:25,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:25" (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 08:34:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:34:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:34:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:34:25,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-21 08:34:25,345 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:34:25,346 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:34:25,347 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:34:25,347 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:34:25,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:34:25,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:34:25,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:34:25,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:34:25,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:34:25,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:34:25,349 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:34:25,350 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:34:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:34:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:34:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:34:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:34:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:34:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:34:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:34:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:34:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:34:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:34:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:34:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:34:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:34:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:34:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-21 08:34:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:34:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:34:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:34:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:34:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:34:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:34:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:34:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:34:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:34:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:34:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:34:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:34:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:34:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:34:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:34:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:34:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-21 08:34:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:34:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:34:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:34:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:34:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:34:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:34:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:34:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:34:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:34:25,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:34:25,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:34:25,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:34:25,361 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:34:25,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:34:25,361 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:34:25,361 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:34:25,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:34:25,362 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:34:25,362 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:34:25,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:34:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:34:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:34:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:34:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:34:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:34:25,364 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:34:25,365 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:34:25,365 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:34:25,365 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:34:25,366 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:34:25,366 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:34:25,366 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:34:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:34:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:34:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:34:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:34:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:34:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:34:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:34:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:34:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:34:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:34:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-21 08:34:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:34:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:34:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:34:27,094 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:34:27,094 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:34:27,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:34:27 BoogieIcfgContainer [2019-09-21 08:34:27,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:34:27,096 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:34:27,097 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:34:27,097 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:34:27,098 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:34:27" (1/1) ... [2019-09-21 08:34:27,099 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 08:34:27,130 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:34:27,131 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:34:27,144 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:34:27,158 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:34:27,160 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:34:37,374 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:34:39,116 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:34:39,264 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:39,434 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:39,562 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:39,588 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-21 08:34:39,653 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-21 08:34:39,659 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-21 08:34:39,822 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:34:40,009 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:34:40,494 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:34:40,811 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:34:41,059 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:34:41,309 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:34:41,505 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:34:41,693 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:34:42,061 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:34:42,402 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:34:43,568 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:34:44,243 WARN L191 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:34:45,160 WARN L191 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 522 [2019-09-21 08:34:45,570 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-21 08:34:45,841 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:46,020 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:46,475 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-21 08:34:46,919 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-21 08:34:47,382 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-21 08:34:47,800 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-21 08:34:48,546 WARN L191 SmtUtils]: Spent 724.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:34:49,380 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:34:49,656 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:34:50,455 WARN L191 SmtUtils]: Spent 748.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:34:51,008 WARN L191 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:34:51,884 WARN L191 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 522 [2019-09-21 08:34:52,504 WARN L191 SmtUtils]: Spent 618.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-21 08:34:52,717 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:52,885 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:53,301 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-21 08:34:53,715 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-21 08:34:54,138 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-21 08:34:54,553 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-21 08:34:55,234 WARN L191 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:34:55,647 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:34:55,941 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:34:56,499 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:34:57,028 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:34:57,472 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 522 [2019-09-21 08:34:57,773 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-21 08:34:57,967 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:58,143 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:58,556 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-21 08:34:58,959 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-21 08:34:59,374 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-21 08:34:59,778 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-21 08:35:00,448 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:35:00,498 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-21 08:35:00,536 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-21 08:35:00,546 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 1 for LOIs [2019-09-21 08:35:00,551 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 14 for LOIs [2019-09-21 08:35:00,552 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:35:00,552 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:35:00,555 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 600#(and (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648))) [2019-09-21 08:35:00,570 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:35:00,571 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:35:00,579 INFO L168 Benchmark]: Toolchain (without parser) took 36062.55 ms. Allocated memory was 138.4 MB in the beginning and 968.4 MB in the end (delta: 829.9 MB). Free memory was 85.1 MB in the beginning and 642.7 MB in the end (delta: -557.7 MB). Peak memory consumption was 272.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:00,581 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-21 08:35:00,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.59 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 84.9 MB in the beginning and 163.7 MB in the end (delta: -78.9 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:00,588 INFO L168 Benchmark]: Boogie Preprocessor took 99.51 ms. Allocated memory is still 199.2 MB. Free memory was 163.7 MB in the beginning and 159.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:00,589 INFO L168 Benchmark]: RCFGBuilder took 1845.05 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 159.3 MB in the beginning and 140.7 MB in the end (delta: 18.6 MB). Peak memory consumption was 92.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:00,590 INFO L168 Benchmark]: Sifa took 33474.85 ms. Allocated memory was 220.7 MB in the beginning and 968.4 MB in the end (delta: 747.6 MB). Free memory was 139.4 MB in the beginning and 642.7 MB in the end (delta: -503.4 MB). Peak memory consumption was 244.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:00,599 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 639.59 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 84.9 MB in the beginning and 163.7 MB in the end (delta: -78.9 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.51 ms. Allocated memory is still 199.2 MB. Free memory was 163.7 MB in the beginning and 159.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1845.05 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 159.3 MB in the beginning and 140.7 MB in the end (delta: 18.6 MB). Peak memory consumption was 92.2 MB. Max. memory is 7.1 GB. * Sifa took 33474.85 ms. Allocated memory was 220.7 MB in the beginning and 968.4 MB in the end (delta: 747.6 MB). Free memory was 139.4 MB in the beginning and 642.7 MB in the end (delta: -503.4 MB). Peak memory consumption was 244.3 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]: 33425, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 300, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 198, TOOLS_POST_TIME[ms]: 12190, TOOLS_POST_CALL_APPLICATIONS: 86, TOOLS_POST_CALL_TIME[ms]: 341, TOOLS_POST_RETURN_APPLICATIONS: 77, TOOLS_POST_RETURN_TIME[ms]: 216, TOOLS_QUANTIFIERELIM_APPLICATIONS: 361, TOOLS_QUANTIFIERELIM_TIME[ms]: 12590, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12016, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 309, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 97, DOMAIN_JOIN_TIME[ms]: 18097, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 2054, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 56, DOMAIN_ISBOTTOM_APPLICATIONS: 52, DOMAIN_ISBOTTOM_TIME[ms]: 267, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16399, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16398, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 77, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12567, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12566, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 44, DAG_COMPRESSION_PROCESSED_NODES: 464, DAG_COMPRESSION_RETAINED_NODES: 237 - UnprovableResult [Line: 957]: 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 600#(and (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...