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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product49.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:38:37,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:38:37,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:38:37,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:38:37,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:38:37,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:38:37,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:38:37,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:38:37,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:38:37,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:38:37,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:38:37,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:38:37,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:38:37,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:38:37,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:38:37,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:38:37,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:38:37,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:38:37,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:38:37,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:38:37,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:38:37,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:38:37,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:38:37,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:38:37,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:38:37,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:38:37,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:38:37,433 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:38:37,434 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:38:37,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:38:37,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:38:37,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:38:37,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:38:37,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:38:37,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:38:37,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:38:37,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:38:37,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:38:37,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:38:37,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:38:37,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:38:37,445 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 19:38:37,470 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:38:37,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:38:37,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:38:37,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:38:37,473 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:38:37,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:38:37,473 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:38:37,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:38:37,474 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:38:37,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:38:37,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:38:37,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:38:37,475 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:38:37,476 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:38:37,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:38:37,476 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:38:37,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:38:37,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:38:37,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:38:37,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:38:37,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:38:37,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:38:37,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:38:37,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:38:37,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:38:37,479 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:38:37,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:38:37,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:38:37,480 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 -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 19:38:37,539 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:38:37,555 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:38:37,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:38:37,560 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:38:37,561 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:38:37,562 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product49.cil.c [2019-09-20 19:38:37,634 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7e49ca07/d5cb8fbc3f334163bc98379d71173188/FLAG6c85ea245 [2019-09-20 19:38:38,165 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:38:38,166 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product49.cil.c [2019-09-20 19:38:38,198 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7e49ca07/d5cb8fbc3f334163bc98379d71173188/FLAG6c85ea245 [2019-09-20 19:38:38,439 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7e49ca07/d5cb8fbc3f334163bc98379d71173188 [2019-09-20 19:38:38,449 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:38:38,451 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:38:38,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:38:38,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:38:38,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:38:38,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:38:38" (1/1) ... [2019-09-20 19:38:38,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@922088c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:38, skipping insertion in model container [2019-09-20 19:38:38,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:38:38" (1/1) ... [2019-09-20 19:38:38,467 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:38:38,520 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:38:38,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:38:38,975 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:38:39,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:38:39,091 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:38:39,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:39 WrapperNode [2019-09-20 19:38:39,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:38:39,093 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:38:39,093 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:38:39,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:38:39,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:39" (1/1) ... [2019-09-20 19:38:39,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:39" (1/1) ... [2019-09-20 19:38:39,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:39" (1/1) ... [2019-09-20 19:38:39,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:39" (1/1) ... [2019-09-20 19:38:39,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:39" (1/1) ... [2019-09-20 19:38:39,196 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:39" (1/1) ... [2019-09-20 19:38:39,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:39" (1/1) ... [2019-09-20 19:38:39,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:38:39,218 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:38:39,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:38:39,218 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:38:39,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:38:39" (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 19:38:39,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:38:39,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:38:39,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:38:39,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:38:39,303 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:38:39,304 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:38:39,304 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:38:39,304 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:38:39,305 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:38:39,305 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:38:39,305 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 19:38:39,306 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:38:39,307 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:38:39,307 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:38:39,307 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:38:39,307 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:38:39,310 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:38:39,310 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:38:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:38:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:38:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:38:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:38:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:38:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:38:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:38:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:38:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 19:38:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:38:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:38:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:38:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:38:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:38:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:38:39,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 19:38:39,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:38:39,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:38:39,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:38:39,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:38:39,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:38:39,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:38:39,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:38:39,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:38:39,315 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:38:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:38:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:38:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:38:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:38:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:38:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:38:39,316 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:38:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 19:38:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:38:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:38:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:38:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:38:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:38:39,318 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:38:39,318 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:38:39,318 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:38:39,319 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:38:39,319 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:38:39,319 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:38:39,319 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:38:39,320 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:38:39,320 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:38:39,320 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:38:39,320 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:38:39,320 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 19:38:39,321 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:38:39,321 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:38:39,321 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 19:38:39,321 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:38:39,321 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:38:39,323 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:38:39,323 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:38:39,323 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:38:39,324 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:38:39,324 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:38:39,324 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:38:39,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:38:39,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:38:39,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:38:39,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:38:39,326 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:38:39,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:38:39,326 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:38:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:38:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:38:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:38:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:38:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:38:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:38:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:38:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:38:40,677 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:38:40,677 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:38:40,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:38:40 BoogieIcfgContainer [2019-09-20 19:38:40,679 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:38:40,680 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:38:40,680 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:38:40,680 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:38:40,681 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:38:40" (1/1) ... [2019-09-20 19:38:40,682 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 19:38:40,718 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:38:40,718 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:38:40,735 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:38:40,747 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:38:40,749 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:38:41,433 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 80 [2019-09-20 19:38:41,644 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 75 [2019-09-20 19:38:41,999 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 107 [2019-09-20 19:38:42,261 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 102 [2019-09-20 19:38:42,675 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 126 [2019-09-20 19:38:43,028 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 121 [2019-09-20 19:38:43,660 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 147 [2019-09-20 19:38:44,203 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 144 [2019-09-20 19:38:45,023 WARN L191 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 157 [2019-09-20 19:38:45,626 WARN L191 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 154 [2019-09-20 19:38:46,627 WARN L191 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 175 [2019-09-20 19:38:47,332 WARN L191 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 170 [2019-09-20 19:38:48,283 WARN L191 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 196 [2019-09-20 19:38:49,173 WARN L191 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 193 [2019-09-20 19:38:50,910 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 268 DAG size of output: 229 [2019-09-20 19:38:52,095 WARN L191 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 228 [2019-09-20 19:38:54,184 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 291 DAG size of output: 248 [2019-09-20 19:38:55,546 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 279 DAG size of output: 245 [2019-09-20 19:38:58,211 WARN L191 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 340 DAG size of output: 270 [2019-09-20 19:38:58,447 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 19:38:59,925 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 318 DAG size of output: 271 [2019-09-20 19:39:02,983 WARN L191 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 374 DAG size of output: 288 [2019-09-20 19:39:04,744 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 331 DAG size of output: 285 [2019-09-20 19:39:05,012 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 19:39:07,123 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 389 DAG size of output: 308 [2019-09-20 19:39:07,385 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 19:39:09,109 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 347 DAG size of output: 303 [2019-09-20 19:39:09,882 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 19:39:13,405 WARN L191 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 429 DAG size of output: 317 [2019-09-20 19:39:15,446 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 367 DAG size of output: 312 [2019-09-20 19:39:16,542 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-20 19:39:20,838 WARN L191 SmtUtils]: Spent 4.29 s on a formula simplification. DAG size of input: 516 DAG size of output: 326 [2019-09-20 19:39:22,955 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 369 DAG size of output: 321