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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:03:05,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:03:05,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:03:05,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:03:05,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:03:05,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:03:05,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:03:05,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:03:05,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:03:05,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:03:05,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:03:05,451 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:03:05,452 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:03:05,453 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:03:05,453 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:03:05,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:03:05,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:03:05,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:03:05,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:03:05,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:03:05,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:03:05,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:03:05,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:03:05,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:03:05,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:03:05,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:03:05,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:03:05,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:03:05,468 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:03:05,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:03:05,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:03:05,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:03:05,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:03:05,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:03:05,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:03:05,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:03:05,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:03:05,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:03:05,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:03:05,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:03:05,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:03:05,481 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 [2019-09-19 23:03:05,496 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:03:05,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:03:05,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:03:05,498 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:03:05,498 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:03:05,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:03:05,498 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:03:05,499 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:03:05,499 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:03:05,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:03:05,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:03:05,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:03:05,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:03:05,500 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:03:05,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:03:05,500 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:03:05,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:03:05,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:03:05,501 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:03:05,501 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:03:05,501 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:03:05,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:03:05,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:03:05,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:03:05,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:03:05,502 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:03:05,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:03:05,503 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:03:05,503 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 23:03:05,536 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:03:05,550 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:03:05,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:03:05,557 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:03:05,557 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:03:05,558 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2019-09-19 23:03:05,629 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e905cc816/7e5a0608c0ef47e8827b71d684e603fb/FLAG3b176f75e [2019-09-19 23:03:06,161 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:03:06,161 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2019-09-19 23:03:06,181 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e905cc816/7e5a0608c0ef47e8827b71d684e603fb/FLAG3b176f75e [2019-09-19 23:03:06,510 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e905cc816/7e5a0608c0ef47e8827b71d684e603fb [2019-09-19 23:03:06,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:03:06,523 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:03:06,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:03:06,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:03:06,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:03:06,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:03:06" (1/1) ... [2019-09-19 23:03:06,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73ec9619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:06, skipping insertion in model container [2019-09-19 23:03:06,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:03:06" (1/1) ... [2019-09-19 23:03:06,539 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:03:06,601 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:03:07,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:03:07,035 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:03:07,170 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:03:07,206 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:03:07,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:07 WrapperNode [2019-09-19 23:03:07,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:03:07,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:03:07,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:03:07,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:03:07,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:07" (1/1) ... [2019-09-19 23:03:07,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:07" (1/1) ... [2019-09-19 23:03:07,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:07" (1/1) ... [2019-09-19 23:03:07,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:07" (1/1) ... [2019-09-19 23:03:07,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:07" (1/1) ... [2019-09-19 23:03:07,278 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:07" (1/1) ... [2019-09-19 23:03:07,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:07" (1/1) ... [2019-09-19 23:03:07,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:03:07,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:03:07,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:03:07,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:03:07,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:03:07" (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 [2019-09-19 23:03:07,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:03:07,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:03:07,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:03:07,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:03:07,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:03:07,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:03:07,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:03:07,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:03:07,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:03:07,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 23:03:07,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 23:03:07,369 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:03:07,370 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:03:07,370 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:03:07,370 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:03:07,370 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:03:07,372 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:03:07,373 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 23:03:07,373 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:03:07,373 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:03:07,373 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:03:07,373 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:03:07,374 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:03:07,375 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:03:07,375 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:03:07,375 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:03:07,375 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:03:07,375 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:03:07,375 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:03:07,376 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 23:03:07,376 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:03:07,376 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 23:03:07,376 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:03:07,377 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:03:07,377 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:03:07,377 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:03:07,377 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:03:07,377 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 23:03:07,377 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 23:03:07,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:03:07,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:03:07,378 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:03:07,378 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:03:07,378 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:03:07,378 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:03:07,378 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:03:07,379 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:03:07,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:03:07,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:03:07,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:03:07,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:03:07,380 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:03:07,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:03:07,381 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:03:07,381 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:03:07,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:03:07,381 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:03:07,382 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:03:07,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:03:07,382 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:03:07,382 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:03:07,382 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:03:07,383 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:03:07,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 23:03:07,383 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 23:03:07,383 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:03:07,383 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:03:07,384 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:03:07,384 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:03:07,384 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:03:07,384 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 23:03:07,384 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:03:07,384 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:03:07,385 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:03:07,385 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:03:07,385 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:03:07,386 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:03:07,386 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:03:07,387 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:03:07,387 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:03:07,387 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:03:07,388 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:03:07,388 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 23:03:07,388 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:03:07,388 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:03:07,388 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:03:07,388 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:03:07,388 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 23:03:07,389 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 23:03:07,389 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 23:03:07,389 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:03:07,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:03:07,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:03:07,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:03:08,928 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:03:08,928 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:03:08,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:03:08 BoogieIcfgContainer [2019-09-19 23:03:08,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:03:08,930 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:03:08,930 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:03:08,931 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:03:08,932 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:03:08" (1/1) ... [2019-09-19 23:03:08,932 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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_DDA ♦ Intern Fluid=NeverFluid [2019-09-19 23:03:08,957 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:03:08,958 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:03:08,970 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:03:08,983 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:03:08,984 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:03:33,407 WARN L191 SmtUtils]: Spent 14.54 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 23:03:35,170 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:03:38,862 WARN L191 SmtUtils]: Spent 3.69 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 23:03:40,619 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:03:42,310 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:03:42,325 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 23:03:42,395 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 23:03:42,411 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 23:03:53,593 WARN L191 SmtUtils]: Spent 11.01 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 23:03:58,974 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:04:09,758 WARN L191 SmtUtils]: Spent 10.78 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 23:04:15,082 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:04:25,809 WARN L191 SmtUtils]: Spent 10.73 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 23:04:31,064 WARN L191 SmtUtils]: Spent 5.25 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:04:41,808 WARN L191 SmtUtils]: Spent 10.74 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 23:04:47,146 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:04:57,927 WARN L191 SmtUtils]: Spent 10.78 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 23:05:03,261 WARN L191 SmtUtils]: Spent 5.33 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:05:13,996 WARN L191 SmtUtils]: Spent 10.73 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 23:05:19,332 WARN L191 SmtUtils]: Spent 5.33 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:05:37,264 WARN L191 SmtUtils]: Spent 17.80 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-19 23:05:46,174 WARN L191 SmtUtils]: Spent 8.91 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 23:06:04,040 WARN L191 SmtUtils]: Spent 17.84 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-19 23:06:12,928 WARN L191 SmtUtils]: Spent 8.89 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 23:06:30,874 WARN L191 SmtUtils]: Spent 17.94 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-19 23:06:39,885 WARN L191 SmtUtils]: Spent 9.01 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 23:06:56,014 WARN L191 SmtUtils]: Spent 16.08 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-19 23:07:11,921 WARN L191 SmtUtils]: Spent 15.91 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-19 23:07:44,126 WARN L191 SmtUtils]: Spent 32.20 s on a formula simplification. DAG size of input: 491 DAG size of output: 491 [2019-09-19 23:07:46,741 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 448 DAG size of output: 11 [2019-09-19 23:07:47,264 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-09-19 23:07:47,553 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-19 23:08:05,825 WARN L191 SmtUtils]: Spent 17.89 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-19 23:08:14,836 WARN L191 SmtUtils]: Spent 9.01 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 23:08:32,856 WARN L191 SmtUtils]: Spent 17.99 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-19 23:08:41,816 WARN L191 SmtUtils]: Spent 8.96 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 23:08:59,651 WARN L191 SmtUtils]: Spent 17.83 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-19 23:09:08,598 WARN L191 SmtUtils]: Spent 8.94 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 23:09:24,560 WARN L191 SmtUtils]: Spent 15.94 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-19 23:09:40,433 WARN L191 SmtUtils]: Spent 15.87 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-19 23:10:12,687 WARN L191 SmtUtils]: Spent 32.25 s on a formula simplification. DAG size of input: 491 DAG size of output: 491 [2019-09-19 23:10:14,713 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 448 DAG size of output: 11 [2019-09-19 23:10:15,522 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-19 23:10:16,117 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-09-19 23:10:16,410 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-19 23:10:34,510 WARN L191 SmtUtils]: Spent 17.99 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-19 23:10:43,416 WARN L191 SmtUtils]: Spent 8.90 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 23:11:01,500 WARN L191 SmtUtils]: Spent 18.04 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-19 23:11:10,477 WARN L191 SmtUtils]: Spent 8.98 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 23:11:28,396 WARN L191 SmtUtils]: Spent 17.92 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-19 23:11:37,334 WARN L191 SmtUtils]: Spent 8.94 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 23:11:53,314 WARN L191 SmtUtils]: Spent 15.95 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-19 23:12:09,243 WARN L191 SmtUtils]: Spent 15.93 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-19 23:12:41,484 WARN L191 SmtUtils]: Spent 32.24 s on a formula simplification. DAG size of input: 491 DAG size of output: 491 [2019-09-19 23:12:43,565 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 448 DAG size of output: 11 [2019-09-19 23:12:44,369 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-19 23:13:02,796 WARN L191 SmtUtils]: Spent 18.26 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-19 23:13:11,841 WARN L191 SmtUtils]: Spent 9.04 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 23:13:29,809 WARN L191 SmtUtils]: Spent 17.95 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-19 23:13:38,840 WARN L191 SmtUtils]: Spent 9.03 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 23:13:56,797 WARN L191 SmtUtils]: Spent 17.95 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-19 23:14:05,801 WARN L191 SmtUtils]: Spent 9.00 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 23:14:21,872 WARN L191 SmtUtils]: Spent 16.05 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-19 23:14:38,416 WARN L191 SmtUtils]: Spent 16.54 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-19 23:15:11,399 WARN L191 SmtUtils]: Spent 32.98 s on a formula simplification. DAG size of input: 491 DAG size of output: 491 [2019-09-19 23:15:13,464 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 448 DAG size of output: 11 [2019-09-19 23:15:13,730 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-19 23:15:13,875 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 29 [2019-09-19 23:15:14,303 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-19 23:15:14,887 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-09-19 23:15:15,176 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-19 23:15:33,772 WARN L191 SmtUtils]: Spent 18.50 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-19 23:15:42,615 WARN L191 SmtUtils]: Spent 8.84 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 23:16:00,641 WARN L191 SmtUtils]: Spent 17.99 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-19 23:16:09,589 WARN L191 SmtUtils]: Spent 8.95 s on a formula simplification that was a NOOP. DAG size: 467