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_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 23:34:36,368 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 23:34:36,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 23:34:36,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 23:34:36,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 23:34:36,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 23:34:36,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 23:34:36,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 23:34:36,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 23:34:36,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 23:34:36,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 23:34:36,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 23:34:36,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 23:34:36,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 23:34:36,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 23:34:36,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 23:34:36,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 23:34:36,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 23:34:36,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 23:34:36,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 23:34:36,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 23:34:36,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 23:34:36,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 23:34:36,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 23:34:36,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 23:34:36,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 23:34:36,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 23:34:36,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 23:34:36,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 23:34:36,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 23:34:36,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 23:34:36,412 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 23:34:36,413 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 23:34:36,414 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 23:34:36,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 23:34:36,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 23:34:36,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 23:34:36,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 23:34:36,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 23:34:36,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 23:34:36,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 23:34:36,418 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 23:34:36,443 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 23:34:36,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 23:34:36,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 23:34:36,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 23:34:36,447 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 23:34:36,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 23:34:36,447 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 23:34:36,447 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 23:34:36,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 23:34:36,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 23:34:36,449 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 23:34:36,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 23:34:36,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 23:34:36,449 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 23:34:36,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 23:34:36,450 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 23:34:36,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 23:34:36,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 23:34:36,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 23:34:36,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 23:34:36,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 23:34:36,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:34:36,452 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 23:34:36,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 23:34:36,452 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 23:34:36,452 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 23:34:36,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 23:34:36,453 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 23:34:36,453 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 23:34:36,507 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 23:34:36,520 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 23:34:36,523 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 23:34:36,525 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 23:34:36,525 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 23:34:36,526 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c [2019-09-20 23:34:36,586 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1d111cd6/b2203e0043c343528ba6f78555e58b52/FLAGf0e70a0d4 [2019-09-20 23:34:37,138 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 23:34:37,139 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c [2019-09-20 23:34:37,152 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1d111cd6/b2203e0043c343528ba6f78555e58b52/FLAGf0e70a0d4 [2019-09-20 23:34:37,397 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1d111cd6/b2203e0043c343528ba6f78555e58b52 [2019-09-20 23:34:37,408 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 23:34:37,409 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 23:34:37,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 23:34:37,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 23:34:37,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 23:34:37,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:34:37" (1/1) ... [2019-09-20 23:34:37,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59ad639c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:34:37, skipping insertion in model container [2019-09-20 23:34:37,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:34:37" (1/1) ... [2019-09-20 23:34:37,426 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 23:34:37,488 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 23:34:37,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:34:37,981 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 23:34:38,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:34:38,101 INFO L192 MainTranslator]: Completed translation [2019-09-20 23:34:38,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:34:38 WrapperNode [2019-09-20 23:34:38,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 23:34:38,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 23:34:38,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 23:34:38,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 23:34:38,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:34:38" (1/1) ... [2019-09-20 23:34:38,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:34:38" (1/1) ... [2019-09-20 23:34:38,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:34:38" (1/1) ... [2019-09-20 23:34:38,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:34:38" (1/1) ... [2019-09-20 23:34:38,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:34:38" (1/1) ... [2019-09-20 23:34:38,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:34:38" (1/1) ... [2019-09-20 23:34:38,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:34:38" (1/1) ... [2019-09-20 23:34:38,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 23:34:38,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 23:34:38,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 23:34:38,209 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 23:34:38,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:34:38" (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 23:34:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 23:34:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 23:34:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 23:34:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 23:34:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 23:34:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 23:34:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 23:34:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 23:34:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 23:34:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 23:34:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 23:34:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 23:34:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 23:34:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 23:34:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 23:34:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 23:34:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 23:34:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 23:34:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 23:34:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 23:34:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 23:34:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 23:34:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 23:34:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 23:34:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 23:34:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 23:34:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 23:34:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 23:34:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 23:34:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 23:34:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 23:34:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 23:34:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 23:34:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 23:34:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 23:34:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 23:34:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 23:34:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 23:34:38,280 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 23:34:38,280 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 23:34:38,280 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 23:34:38,280 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 23:34:38,280 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 23:34:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 23:34:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 23:34:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 23:34:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 23:34:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 23:34:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 23:34:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 23:34:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 23:34:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 23:34:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 23:34:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 23:34:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 23:34:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 23:34:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 23:34:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 23:34:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 23:34:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 23:34:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 23:34:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 23:34:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 23:34:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 23:34:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 23:34:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 23:34:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 23:34:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 23:34:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 23:34:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 23:34:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 23:34:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 23:34:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 23:34:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 23:34:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 23:34:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 23:34:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 23:34:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 23:34:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 23:34:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 23:34:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 23:34:38,287 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 23:34:38,287 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 23:34:38,287 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 23:34:38,287 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 23:34:38,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 23:34:38,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 23:34:38,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 23:34:38,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 23:34:38,288 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 23:34:38,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 23:34:38,288 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 23:34:38,288 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 23:34:38,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 23:34:38,289 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 23:34:38,289 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 23:34:38,289 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 23:34:38,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 23:34:38,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 23:34:38,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 23:34:39,927 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 23:34:39,928 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 23:34:39,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:34:39 BoogieIcfgContainer [2019-09-20 23:34:39,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 23:34:39,931 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 23:34:39,931 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 23:34:39,932 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 23:34:39,933 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:34:39" (1/1) ... [2019-09-20 23:34:39,934 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 23:34:39,984 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 23:34:39,984 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 23:34:40,000 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 23:34:40,012 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 23:34:40,014 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 23:35:05,227 WARN L191 SmtUtils]: Spent 14.90 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 23:35:07,022 WARN L191 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 23:35:10,961 WARN L191 SmtUtils]: Spent 3.93 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-20 23:35:12,688 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 23:35:14,390 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 23:35:14,405 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-20 23:35:14,469 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-20 23:35:14,487 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs