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_spec5_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-20 00:06:31,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 00:06:31,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 00:06:31,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 00:06:31,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 00:06:31,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 00:06:31,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 00:06:31,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 00:06:31,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 00:06:31,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 00:06:31,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 00:06:31,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 00:06:31,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 00:06:31,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 00:06:31,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 00:06:31,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 00:06:31,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 00:06:31,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 00:06:31,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 00:06:31,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 00:06:31,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 00:06:31,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 00:06:31,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 00:06:31,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 00:06:31,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 00:06:31,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 00:06:31,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 00:06:31,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 00:06:31,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 00:06:31,532 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 00:06:31,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 00:06:31,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 00:06:31,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 00:06:31,535 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 00:06:31,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 00:06:31,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 00:06:31,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 00:06:31,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 00:06:31,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 00:06:31,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 00:06:31,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 00:06:31,540 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 00:06:31,554 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 00:06:31,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 00:06:31,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 00:06:31,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 00:06:31,556 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 00:06:31,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 00:06:31,556 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 00:06:31,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 00:06:31,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 00:06:31,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 00:06:31,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 00:06:31,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 00:06:31,557 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 00:06:31,557 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 00:06:31,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 00:06:31,558 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 00:06:31,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 00:06:31,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 00:06:31,558 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 00:06:31,559 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 00:06:31,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 00:06:31,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 00:06:31,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 00:06:31,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 00:06:31,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 00:06:31,560 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 00:06:31,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 00:06:31,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 00:06:31,560 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 [2019-09-20 00:06:31,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 00:06:31,604 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 00:06:31,608 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 00:06:31,609 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 00:06:31,610 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 00:06:31,610 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2019-09-20 00:06:31,669 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f87f88b9/7b0a342a89624eaf99d03d37f45b7c8e/FLAGe42257070 [2019-09-20 00:06:32,186 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 00:06:32,187 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2019-09-20 00:06:32,201 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f87f88b9/7b0a342a89624eaf99d03d37f45b7c8e/FLAGe42257070 [2019-09-20 00:06:32,516 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f87f88b9/7b0a342a89624eaf99d03d37f45b7c8e [2019-09-20 00:06:32,525 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 00:06:32,526 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 00:06:32,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 00:06:32,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 00:06:32,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 00:06:32,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:06:32" (1/1) ... [2019-09-20 00:06:32,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24847820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:32, skipping insertion in model container [2019-09-20 00:06:32,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:06:32" (1/1) ... [2019-09-20 00:06:32,540 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 00:06:32,599 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 00:06:33,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:06:33,091 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 00:06:33,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:06:33,260 INFO L192 MainTranslator]: Completed translation [2019-09-20 00:06:33,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:33 WrapperNode [2019-09-20 00:06:33,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 00:06:33,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 00:06:33,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 00:06:33,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 00:06:33,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:33" (1/1) ... [2019-09-20 00:06:33,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:33" (1/1) ... [2019-09-20 00:06:33,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:33" (1/1) ... [2019-09-20 00:06:33,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:33" (1/1) ... [2019-09-20 00:06:33,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:33" (1/1) ... [2019-09-20 00:06:33,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:33" (1/1) ... [2019-09-20 00:06:33,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:33" (1/1) ... [2019-09-20 00:06:33,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 00:06:33,364 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 00:06:33,365 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 00:06:33,365 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 00:06:33,366 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:06:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 00:06:33,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 00:06:33,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 00:06:33,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 00:06:33,424 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 00:06:33,424 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 00:06:33,424 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 00:06:33,424 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 00:06:33,424 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 00:06:33,425 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 00:06:33,425 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 00:06:33,425 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 00:06:33,425 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 00:06:33,425 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 00:06:33,425 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 00:06:33,426 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 00:06:33,426 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 00:06:33,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 00:06:33,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 00:06:33,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 00:06:33,426 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 00:06:33,427 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 00:06:33,427 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 00:06:33,427 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 00:06:33,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 00:06:33,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 00:06:33,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 00:06:33,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 00:06:33,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 00:06:33,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 00:06:33,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 00:06:33,428 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 00:06:33,428 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 00:06:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 00:06:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 00:06:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 00:06:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 00:06:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 00:06:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 00:06:33,429 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 00:06:33,430 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 00:06:33,430 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 00:06:33,430 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 00:06:33,430 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 00:06:33,430 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 00:06:33,430 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 00:06:33,430 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 00:06:33,431 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 00:06:33,431 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 00:06:33,431 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 00:06:33,431 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 00:06:33,431 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 00:06:33,431 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 00:06:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 00:06:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 00:06:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 00:06:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 00:06:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 00:06:33,432 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 00:06:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 00:06:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 00:06:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 00:06:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 00:06:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 00:06:33,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 00:06:33,434 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 00:06:33,434 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 00:06:33,434 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 00:06:33,434 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 00:06:33,434 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 00:06:33,434 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 00:06:33,434 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 00:06:33,435 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 00:06:33,435 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 00:06:33,435 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 00:06:33,435 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 00:06:33,435 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 00:06:33,435 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 00:06:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 00:06:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 00:06:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 00:06:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 00:06:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 00:06:33,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 00:06:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 00:06:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 00:06:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 00:06:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 00:06:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 00:06:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 00:06:33,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 00:06:33,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 00:06:33,438 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 00:06:33,438 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 00:06:33,438 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 00:06:33,438 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 00:06:33,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 00:06:33,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 00:06:33,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 00:06:34,902 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 00:06:34,902 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 00:06:34,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:06:34 BoogieIcfgContainer [2019-09-20 00:06:34,905 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 00:06:34,905 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 00:06:34,906 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 00:06:34,906 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 00:06:34,908 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:06:34" (1/1) ... [2019-09-20 00:06:34,909 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 [2019-09-20 00:06:34,935 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 00:06:34,936 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 00:06:34,946 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 00:06:34,957 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 00:06:34,959 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 00:06:59,140 WARN L191 SmtUtils]: Spent 14.52 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 00:07:00,739 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 00:07:04,757 WARN L191 SmtUtils]: Spent 4.01 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-20 00:07:06,486 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 00:07:08,168 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 00:07:08,184 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-20 00:07:08,247 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-20 00:07:08,262 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-20 00:07:19,581 WARN L191 SmtUtils]: Spent 11.20 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-20 00:07:25,096 WARN L191 SmtUtils]: Spent 5.51 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-20 00:07:43,124 WARN L191 SmtUtils]: Spent 17.96 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-20 00:07:52,104 WARN L191 SmtUtils]: Spent 8.98 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-20 00:08:04,394 WARN L191 SmtUtils]: Spent 11.31 s on a formula simplification. DAG size of input: 473 DAG size of output: 464 [2019-09-20 00:08:10,011 WARN L191 SmtUtils]: Spent 5.62 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 00:08:24,366 WARN L191 SmtUtils]: Spent 14.33 s on a formula simplification. DAG size of input: 470 DAG size of output: 469 [2019-09-20 00:08:31,623 WARN L191 SmtUtils]: Spent 7.25 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-20 00:08:49,986 WARN L191 SmtUtils]: Spent 18.32 s on a formula simplification. DAG size of input: 477 DAG size of output: 476 [2019-09-20 00:08:59,226 WARN L191 SmtUtils]: Spent 9.24 s on a formula simplification that was a NOOP. DAG size: 475 [2019-09-20 00:09:28,183 WARN L191 SmtUtils]: Spent 28.90 s on a formula simplification. DAG size of input: 484 DAG size of output: 482 [2019-09-20 00:09:42,693 WARN L191 SmtUtils]: Spent 14.51 s on a formula simplification that was a NOOP. DAG size: 482 [2019-09-20 00:09:48,995 WARN L191 SmtUtils]: Spent 5.91 s on a formula simplification. DAG size of input: 476 DAG size of output: 459 [2019-09-20 00:09:50,865 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-20 00:10:01,836 WARN L191 SmtUtils]: Spent 10.95 s on a formula simplification. DAG size of input: 471 DAG size of output: 465 [2019-09-20 00:10:07,256 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-20 00:10:25,931 WARN L191 SmtUtils]: Spent 18.65 s on a formula simplification. DAG size of input: 473 DAG size of output: 473 [2019-09-20 00:10:35,350 WARN L191 SmtUtils]: Spent 9.42 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-20 00:11:08,901 WARN L191 SmtUtils]: Spent 33.50 s on a formula simplification. DAG size of input: 485 DAG size of output: 485 [2019-09-20 00:11:25,187 WARN L191 SmtUtils]: Spent 16.28 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-20 00:11:31,098 WARN L191 SmtUtils]: Spent 5.83 s on a formula simplification. DAG size of input: 476 DAG size of output: 459 [2019-09-20 00:11:32,952 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-20 00:11:51,289 WARN L191 SmtUtils]: Spent 18.27 s on a formula simplification. DAG size of input: 473 DAG size of output: 473 [2019-09-20 00:12:00,402 WARN L191 SmtUtils]: Spent 9.11 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-20 00:12:18,751 WARN L191 SmtUtils]: Spent 18.35 s on a formula simplification. DAG size of input: 473 DAG size of output: 473 [2019-09-20 00:12:27,875 WARN L191 SmtUtils]: Spent 9.12 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-20 00:12:46,073 WARN L191 SmtUtils]: Spent 18.20 s on a formula simplification. DAG size of input: 473 DAG size of output: 473 [2019-09-20 00:12:55,203 WARN L191 SmtUtils]: Spent 9.13 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-20 00:13:13,486 WARN L191 SmtUtils]: Spent 18.28 s on a formula simplification. DAG size of input: 473 DAG size of output: 473 [2019-09-20 00:13:22,620 WARN L191 SmtUtils]: Spent 9.13 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-20 00:13:55,258 WARN L191 SmtUtils]: Spent 32.55 s on a formula simplification. DAG size of input: 485 DAG size of output: 485 [2019-09-20 00:14:11,641 WARN L191 SmtUtils]: Spent 16.38 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-20 00:14:26,584 WARN L191 SmtUtils]: Spent 14.79 s on a formula simplification. DAG size of input: 486 DAG size of output: 477 [2019-09-20 00:14:33,839 WARN L191 SmtUtils]: Spent 7.25 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-20 00:14:47,367 WARN L191 SmtUtils]: Spent 13.49 s on a formula simplification. DAG size of input: 481 DAG size of output: 463 [2019-09-20 00:14:49,366 WARN L191 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-20 00:14:53,236 WARN L191 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 467 DAG size of output: 458 [2019-09-20 00:14:55,120 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-20 00:15:13,803 WARN L191 SmtUtils]: Spent 18.67 s on a formula simplification. DAG size of input: 483 DAG size of output: 474 [2019-09-20 00:15:23,029 WARN L191 SmtUtils]: Spent 9.22 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 00:15:48,412 WARN L191 SmtUtils]: Spent 25.36 s on a formula simplification. DAG size of input: 484 DAG size of output: 484 [2019-09-20 00:16:01,037 WARN L191 SmtUtils]: Spent 12.62 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-20 00:16:17,738 WARN L191 SmtUtils]: Spent 16.63 s on a formula simplification. DAG size of input: 493 DAG size of output: 473 [2019-09-20 00:16:25,237 WARN L191 SmtUtils]: Spent 7.50 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-20 00:16:29,081 WARN L191 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 467 DAG size of output: 458 [2019-09-20 00:16:30,921 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-20 00:16:56,163 WARN L191 SmtUtils]: Spent 25.18 s on a formula simplification. DAG size of input: 484 DAG size of output: 484 [2019-09-20 00:17:08,882 WARN L191 SmtUtils]: Spent 12.72 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-20 00:17:25,693 WARN L191 SmtUtils]: Spent 16.76 s on a formula simplification. DAG size of input: 493 DAG size of output: 473 [2019-09-20 00:17:33,255 WARN L191 SmtUtils]: Spent 7.56 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-20 00:17:44,537 WARN L191 SmtUtils]: Spent 11.28 s on a formula simplification. DAG size of input: 472 DAG size of output: 464 [2019-09-20 00:17:50,140 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 00:18:01,635 WARN L191 SmtUtils]: Spent 11.46 s on a formula simplification. DAG size of input: 498 DAG size of output: 464 [2019-09-20 00:18:07,204 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 00:18:18,832 WARN L191 SmtUtils]: Spent 11.58 s on a formula simplification. DAG size of input: 470 DAG size of output: 463 [2019-09-20 00:18:24,597 WARN L191 SmtUtils]: Spent 5.76 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-20 00:18:36,151 WARN L191 SmtUtils]: Spent 11.53 s on a formula simplification. DAG size of input: 469 DAG size of output: 462 [2019-09-20 00:18:41,933 WARN L191 SmtUtils]: Spent 5.78 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-20 00:18:45,783 WARN L191 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 467 DAG size of output: 458 [2019-09-20 00:18:47,664 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-20 00:18:59,178 WARN L191 SmtUtils]: Spent 11.50 s on a formula simplification. DAG size of input: 471 DAG size of output: 464 [2019-09-20 00:19:04,887 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 00:19:23,935 WARN L191 SmtUtils]: Spent 19.02 s on a formula simplification. DAG size of input: 472 DAG size of output: 472 [2019-09-20 00:19:33,346 WARN L191 SmtUtils]: Spent 9.41 s on a formula simplification that was a NOOP. DAG size: 472