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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 09:09:13,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 09:09:13,475 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 09:09:13,487 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 09:09:13,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 09:09:13,488 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 09:09:13,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 09:09:13,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 09:09:13,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 09:09:13,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 09:09:13,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 09:09:13,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 09:09:13,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 09:09:13,498 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 09:09:13,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 09:09:13,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 09:09:13,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 09:09:13,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 09:09:13,503 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 09:09:13,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 09:09:13,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 09:09:13,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 09:09:13,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 09:09:13,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 09:09:13,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 09:09:13,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 09:09:13,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 09:09:13,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 09:09:13,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 09:09:13,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 09:09:13,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 09:09:13,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 09:09:13,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 09:09:13,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 09:09:13,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 09:09:13,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 09:09:13,522 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 09:09:13,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 09:09:13,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 09:09:13,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 09:09:13,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 09:09:13,524 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 09:09:13,556 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 09:09:13,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 09:09:13,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 09:09:13,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 09:09:13,558 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 09:09:13,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 09:09:13,559 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 09:09:13,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 09:09:13,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 09:09:13,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 09:09:13,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 09:09:13,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 09:09:13,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 09:09:13,561 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 09:09:13,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 09:09:13,562 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 09:09:13,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 09:09:13,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 09:09:13,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 09:09:13,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 09:09:13,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 09:09:13,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 09:09:13,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 09:09:13,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 09:09:13,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 09:09:13,564 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 09:09:13,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 09:09:13,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 09:09:13,565 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 -> InterpretCallSummarizer 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_DDA [2019-09-19 09:09:13,621 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 09:09:13,633 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 09:09:13,637 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 09:09:13,638 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 09:09:13,639 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 09:09:13,639 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product57.cil.c [2019-09-19 09:09:13,700 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fbbe7b66/d0156c3dedaf4ba784585395b693199c/FLAG5653adece [2019-09-19 09:09:14,151 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 09:09:14,152 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product57.cil.c [2019-09-19 09:09:14,166 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fbbe7b66/d0156c3dedaf4ba784585395b693199c/FLAG5653adece [2019-09-19 09:09:14,462 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fbbe7b66/d0156c3dedaf4ba784585395b693199c [2019-09-19 09:09:14,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 09:09:14,473 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 09:09:14,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 09:09:14,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 09:09:14,479 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 09:09:14,480 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:09:14" (1/1) ... [2019-09-19 09:09:14,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4befbbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:09:14, skipping insertion in model container [2019-09-19 09:09:14,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:09:14" (1/1) ... [2019-09-19 09:09:14,492 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 09:09:14,547 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 09:09:14,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 09:09:15,014 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 09:09:15,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 09:09:15,187 INFO L192 MainTranslator]: Completed translation [2019-09-19 09:09:15,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:09:15 WrapperNode [2019-09-19 09:09:15,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 09:09:15,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 09:09:15,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 09:09:15,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 09:09:15,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:09:15" (1/1) ... [2019-09-19 09:09:15,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:09:15" (1/1) ... [2019-09-19 09:09:15,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:09:15" (1/1) ... [2019-09-19 09:09:15,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:09:15" (1/1) ... [2019-09-19 09:09:15,248 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:09:15" (1/1) ... [2019-09-19 09:09:15,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:09:15" (1/1) ... [2019-09-19 09:09:15,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:09:15" (1/1) ... [2019-09-19 09:09:15,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 09:09:15,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 09:09:15,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 09:09:15,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 09:09:15,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:09:15" (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 09:09:15,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 09:09:15,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 09:09:15,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 09:09:15,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 09:09:15,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 09:09:15,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 09:09:15,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 09:09:15,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 09:09:15,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 09:09:15,356 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 09:09:15,356 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 09:09:15,356 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 09:09:15,356 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 09:09:15,356 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 09:09:15,356 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 09:09:15,357 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 09:09:15,357 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 09:09:15,357 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 09:09:15,357 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 09:09:15,357 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 09:09:15,358 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 09:09:15,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-19 09:09:15,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 09:09:15,358 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 09:09:15,358 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 09:09:15,358 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 09:09:15,359 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 09:09:15,359 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 09:09:15,359 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 09:09:15,359 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 09:09:15,359 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 09:09:15,359 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 09:09:15,359 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 09:09:15,360 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 09:09:15,360 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 09:09:15,360 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 09:09:15,360 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 09:09:15,360 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 09:09:15,360 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 09:09:15,360 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 09:09:15,361 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 09:09:15,361 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 09:09:15,361 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 09:09:15,361 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 09:09:15,361 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 09:09:15,361 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 09:09:15,362 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 09:09:15,362 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 09:09:15,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 09:09:15,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 09:09:15,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 09:09:15,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 09:09:15,362 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 09:09:15,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 09:09:15,363 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 09:09:15,363 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 09:09:15,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 09:09:15,363 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 09:09:15,363 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 09:09:15,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 09:09:15,364 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 09:09:15,364 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 09:09:15,364 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 09:09:15,364 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 09:09:15,364 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 09:09:15,365 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 09:09:15,365 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 09:09:15,365 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 09:09:15,365 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 09:09:15,365 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 09:09:15,365 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 09:09:15,365 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 09:09:15,366 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 09:09:15,366 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 09:09:15,366 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 09:09:15,366 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-19 09:09:15,368 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 09:09:15,368 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 09:09:15,368 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 09:09:15,368 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 09:09:15,369 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 09:09:15,370 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 09:09:15,370 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 09:09:15,370 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 09:09:15,370 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 09:09:15,370 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 09:09:15,370 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 09:09:15,371 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 09:09:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 09:09:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 09:09:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 09:09:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 09:09:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 09:09:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 09:09:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 09:09:15,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 09:09:16,954 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 09:09:16,954 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 09:09:16,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:09:16 BoogieIcfgContainer [2019-09-19 09:09:16,956 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 09:09:16,956 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 09:09:16,956 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 09:09:16,957 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 09:09:16,958 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:09:16" (1/1) ... [2019-09-19 09:09:16,958 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 09:09:16,987 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 09:09:16,987 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 09:09:16,998 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 09:09:17,008 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 09:09:17,009 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 09:09:29,756 WARN L191 SmtUtils]: Spent 12.66 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 09:09:41,144 WARN L191 SmtUtils]: Spent 11.38 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 09:10:03,719 WARN L191 SmtUtils]: Spent 13.43 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 09:10:05,403 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 09:10:09,172 WARN L191 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 09:10:09,180 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-19 09:10:10,896 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:10:12,592 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:10:14,309 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:10:16,017 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:10:17,780 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 09:10:19,540 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 09:10:21,281 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:10:22,963 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:10:22,970 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-19 09:10:22,975 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-19 09:10:26,510 WARN L191 SmtUtils]: Spent 3.43 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-19 09:10:28,234 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-19 09:10:39,022 WARN L191 SmtUtils]: Spent 10.75 s on a formula simplification. DAG size of input: 446 DAG size of output: 445 [2019-09-19 09:10:44,273 WARN L191 SmtUtils]: Spent 5.25 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-19 09:10:54,975 WARN L191 SmtUtils]: Spent 10.70 s on a formula simplification. DAG size of input: 446 DAG size of output: 445 [2019-09-19 09:11:00,218 WARN L191 SmtUtils]: Spent 5.24 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-19 09:11:10,471 WARN L191 SmtUtils]: Spent 10.22 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-19 09:11:15,605 WARN L191 SmtUtils]: Spent 5.13 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 09:11:33,213 WARN L191 SmtUtils]: Spent 17.58 s on a formula simplification. DAG size of input: 462 DAG size of output: 459 [2019-09-19 09:11:41,134 WARN L191 SmtUtils]: Spent 7.92 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 09:11:42,129 WARN L191 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 1 [2019-09-19 09:11:56,613 WARN L191 SmtUtils]: Spent 14.38 s on a formula simplification. DAG size of input: 443 DAG size of output: 441 [2019-09-19 09:12:03,671 WARN L191 SmtUtils]: Spent 7.06 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 09:12:18,172 WARN L191 SmtUtils]: Spent 14.49 s on a formula simplification. DAG size of input: 457 DAG size of output: 450 [2019-09-19 09:12:25,384 WARN L191 SmtUtils]: Spent 7.21 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 09:12:34,637 WARN L191 SmtUtils]: Spent 9.21 s on a formula simplification. DAG size of input: 434 DAG size of output: 427 [2019-09-19 09:12:39,448 WARN L191 SmtUtils]: Spent 4.81 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-19 09:12:53,901 WARN L191 SmtUtils]: Spent 14.43 s on a formula simplification. DAG size of input: 438 DAG size of output: 431 [2019-09-19 09:12:58,666 WARN L191 SmtUtils]: Spent 4.76 s on a formula simplification that was a NOOP. DAG size: 431 [2019-09-19 09:13:09,108 WARN L191 SmtUtils]: Spent 10.43 s on a formula simplification. DAG size of input: 445 DAG size of output: 430 [2019-09-19 09:13:14,349 WARN L191 SmtUtils]: Spent 5.24 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 09:13:21,484 WARN L191 SmtUtils]: Spent 7.09 s on a formula simplification. DAG size of input: 438 DAG size of output: 425 [2019-09-19 09:13:23,258 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-19 09:13:34,914 WARN L191 SmtUtils]: Spent 11.65 s on a formula simplification. DAG size of input: 451 DAG size of output: 435 [2019-09-19 09:13:40,156 WARN L191 SmtUtils]: Spent 5.24 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:13:45,344 WARN L191 SmtUtils]: Spent 5.19 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:13:50,560 WARN L191 SmtUtils]: Spent 5.21 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:14:31,677 WARN L191 SmtUtils]: Spent 41.11 s on a formula simplification. DAG size of input: 461 DAG size of output: 443 [2019-09-19 09:14:39,597 WARN L191 SmtUtils]: Spent 7.92 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 09:14:47,509 WARN L191 SmtUtils]: Spent 7.91 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 09:14:55,455 WARN L191 SmtUtils]: Spent 7.94 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 09:15:03,347 WARN L191 SmtUtils]: Spent 7.89 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 09:15:11,315 WARN L191 SmtUtils]: Spent 7.97 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 09:15:28,389 WARN L191 SmtUtils]: Spent 17.06 s on a formula simplification. DAG size of input: 447 DAG size of output: 439 [2019-09-19 09:15:36,824 WARN L191 SmtUtils]: Spent 8.43 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-19 09:15:55,354 WARN L191 SmtUtils]: Spent 18.52 s on a formula simplification. DAG size of input: 454 DAG size of output: 442 [2019-09-19 09:16:00,328 WARN L191 SmtUtils]: Spent 4.97 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 09:16:06,018 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 09:16:11,669 WARN L191 SmtUtils]: Spent 5.65 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 09:16:17,133 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification. DAG size of input: 445 DAG size of output: 432 [2019-09-19 09:16:18,867 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 432 [2019-09-19 09:16:25,291 WARN L191 SmtUtils]: Spent 6.38 s on a formula simplification. DAG size of input: 447 DAG size of output: 427 [2019-09-19 09:16:26,687 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-19 09:16:34,635 WARN L191 SmtUtils]: Spent 7.92 s on a formula simplification. DAG size of input: 459 DAG size of output: 430 [2019-09-19 09:16:36,027 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 09:16:45,970 WARN L191 SmtUtils]: Spent 9.94 s on a formula simplification. DAG size of input: 458 DAG size of output: 435 [2019-09-19 09:16:48,058 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:16:59,736 WARN L191 SmtUtils]: Spent 11.68 s on a formula simplification. DAG size of input: 454 DAG size of output: 442 [2019-09-19 09:17:09,783 WARN L191 SmtUtils]: Spent 9.94 s on a formula simplification. DAG size of input: 449 DAG size of output: 443 [2019-09-19 09:17:14,759 WARN L191 SmtUtils]: Spent 4.98 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 09:17:17,212 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 463 DAG size of output: 23 [2019-09-19 09:17:18,362 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 32 [2019-09-19 09:17:18,697 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 43 [2019-09-19 09:17:19,406 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-19 09:17:19,583 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-19 09:17:20,684 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 32 [2019-09-19 09:17:21,007 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 43 [2019-09-19 09:17:31,710 WARN L191 SmtUtils]: Spent 10.30 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-19 09:17:36,813 WARN L191 SmtUtils]: Spent 5.10 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 09:17:55,781 WARN L191 SmtUtils]: Spent 18.95 s on a formula simplification. DAG size of input: 465 DAG size of output: 460 [2019-09-19 09:18:04,002 WARN L191 SmtUtils]: Spent 8.22 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-19 09:18:05,553 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 442 DAG size of output: 1 [2019-09-19 09:18:22,677 WARN L191 SmtUtils]: Spent 16.99 s on a formula simplification. DAG size of input: 443 DAG size of output: 441 [2019-09-19 09:18:31,096 WARN L191 SmtUtils]: Spent 8.42 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 09:18:48,213 WARN L191 SmtUtils]: Spent 17.11 s on a formula simplification. DAG size of input: 457 DAG size of output: 450 [2019-09-19 09:18:56,782 WARN L191 SmtUtils]: Spent 8.57 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-19 09:19:07,067 WARN L191 SmtUtils]: Spent 10.24 s on a formula simplification. DAG size of input: 434 DAG size of output: 427 [2019-09-19 09:19:12,170 WARN L191 SmtUtils]: Spent 5.10 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-19 09:19:22,571 WARN L191 SmtUtils]: Spent 10.39 s on a formula simplification. DAG size of input: 438 DAG size of output: 431 [2019-09-19 09:19:27,791 WARN L191 SmtUtils]: Spent 5.22 s on a formula simplification that was a NOOP. DAG size: 431 [2019-09-19 09:19:38,340 WARN L191 SmtUtils]: Spent 10.54 s on a formula simplification. DAG size of input: 445 DAG size of output: 431 [2019-09-19 09:19:43,482 WARN L191 SmtUtils]: Spent 5.14 s on a formula simplification that was a NOOP. DAG size: 431 [2019-09-19 09:19:50,612 WARN L191 SmtUtils]: Spent 7.10 s on a formula simplification. DAG size of input: 438 DAG size of output: 425 [2019-09-19 09:19:52,357 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-19 09:20:03,977 WARN L191 SmtUtils]: Spent 11.61 s on a formula simplification. DAG size of input: 451 DAG size of output: 436 [2019-09-19 09:20:09,179 WARN L191 SmtUtils]: Spent 5.20 s on a formula simplification that was a NOOP. DAG size: 436 [2019-09-19 09:20:14,391 WARN L191 SmtUtils]: Spent 5.21 s on a formula simplification that was a NOOP. DAG size: 436 [2019-09-19 09:20:19,583 WARN L191 SmtUtils]: Spent 5.19 s on a formula simplification that was a NOOP. DAG size: 436 [2019-09-19 09:20:47,059 WARN L191 SmtUtils]: Spent 27.47 s on a formula simplification. DAG size of input: 461 DAG size of output: 443 [2019-09-19 09:20:55,545 WARN L191 SmtUtils]: Spent 8.48 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 09:21:04,027 WARN L191 SmtUtils]: Spent 8.48 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 09:21:12,514 WARN L191 SmtUtils]: Spent 8.49 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 09:21:21,010 WARN L191 SmtUtils]: Spent 8.49 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 09:21:29,530 WARN L191 SmtUtils]: Spent 8.52 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 09:21:44,883 WARN L191 SmtUtils]: Spent 15.34 s on a formula simplification. DAG size of input: 449 DAG size of output: 439 [2019-09-19 09:21:51,702 WARN L191 SmtUtils]: Spent 6.82 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-19 09:22:14,269 WARN L191 SmtUtils]: Spent 22.55 s on a formula simplification. DAG size of input: 454 DAG size of output: 442 [2019-09-19 09:22:21,054 WARN L191 SmtUtils]: Spent 6.78 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 09:22:27,860 WARN L191 SmtUtils]: Spent 6.80 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 09:22:34,616 WARN L191 SmtUtils]: Spent 6.75 s on a formula simplification that was a NOOP. DAG size: 440