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_spec2_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 12:53:48,368 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 12:53:48,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 12:53:48,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 12:53:48,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 12:53:48,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 12:53:48,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 12:53:48,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 12:53:48,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 12:53:48,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 12:53:48,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 12:53:48,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 12:53:48,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 12:53:48,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 12:53:48,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 12:53:48,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 12:53:48,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 12:53:48,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 12:53:48,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 12:53:48,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 12:53:48,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 12:53:48,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 12:53:48,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 12:53:48,403 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 12:53:48,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 12:53:48,406 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 12:53:48,406 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 12:53:48,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 12:53:48,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 12:53:48,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 12:53:48,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 12:53:48,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 12:53:48,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 12:53:48,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 12:53:48,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 12:53:48,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 12:53:48,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 12:53:48,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 12:53:48,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 12:53:48,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 12:53:48,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 12:53:48,415 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 [2019-09-18 12:53:48,430 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 12:53:48,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 12:53:48,431 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 12:53:48,431 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 12:53:48,431 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 12:53:48,432 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 12:53:48,432 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 12:53:48,432 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 12:53:48,432 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 12:53:48,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 12:53:48,433 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 12:53:48,433 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 12:53:48,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 12:53:48,433 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 12:53:48,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 12:53:48,434 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 12:53:48,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 12:53:48,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 12:53:48,434 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 12:53:48,434 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 12:53:48,435 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 12:53:48,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 12:53:48,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 12:53:48,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 12:53:48,435 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 12:53:48,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 12:53:48,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 12:53:48,436 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 12:53:48,436 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 [2019-09-18 12:53:48,466 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 12:53:48,478 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 12:53:48,481 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 12:53:48,482 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 12:53:48,483 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 12:53:48,483 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product15.cil.c [2019-09-18 12:53:48,533 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e97c3105b/fd8c0019672747dbad4a7133be63af9b/FLAG0bbc8c9b1 [2019-09-18 12:53:49,075 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 12:53:49,076 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product15.cil.c [2019-09-18 12:53:49,092 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e97c3105b/fd8c0019672747dbad4a7133be63af9b/FLAG0bbc8c9b1 [2019-09-18 12:53:49,381 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e97c3105b/fd8c0019672747dbad4a7133be63af9b [2019-09-18 12:53:49,390 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 12:53:49,391 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 12:53:49,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 12:53:49,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 12:53:49,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 12:53:49,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:53:49" (1/1) ... [2019-09-18 12:53:49,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72b42d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:53:49, skipping insertion in model container [2019-09-18 12:53:49,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:53:49" (1/1) ... [2019-09-18 12:53:49,403 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 12:53:49,456 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 12:53:49,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 12:53:49,880 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 12:53:50,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 12:53:50,059 INFO L192 MainTranslator]: Completed translation [2019-09-18 12:53:50,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:53:50 WrapperNode [2019-09-18 12:53:50,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 12:53:50,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 12:53:50,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 12:53:50,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 12:53:50,072 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:53:50" (1/1) ... [2019-09-18 12:53:50,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:53:50" (1/1) ... [2019-09-18 12:53:50,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:53:50" (1/1) ... [2019-09-18 12:53:50,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:53:50" (1/1) ... [2019-09-18 12:53:50,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:53:50" (1/1) ... [2019-09-18 12:53:50,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:53:50" (1/1) ... [2019-09-18 12:53:50,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:53:50" (1/1) ... [2019-09-18 12:53:50,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 12:53:50,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 12:53:50,163 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 12:53:50,163 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 12:53:50,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:53:50" (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 [2019-09-18 12:53:50,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 12:53:50,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 12:53:50,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 12:53:50,243 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 12:53:50,243 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 12:53:50,243 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 12:53:50,243 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-18 12:53:50,243 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 12:53:50,244 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 12:53:50,244 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 12:53:50,244 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 12:53:50,244 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 12:53:50,244 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 12:53:50,244 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 12:53:50,245 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 12:53:50,245 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 12:53:50,245 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 12:53:50,245 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 12:53:50,245 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 12:53:50,245 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 12:53:50,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 12:53:50,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 12:53:50,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 12:53:50,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 12:53:50,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 12:53:50,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 12:53:50,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 12:53:50,247 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 12:53:50,247 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 12:53:50,247 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 12:53:50,247 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 12:53:50,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 12:53:50,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 12:53:50,248 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 12:53:50,248 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 12:53:50,248 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 12:53:50,248 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 12:53:50,248 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 12:53:50,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 12:53:50,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 12:53:50,249 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 12:53:50,249 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 12:53:50,249 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 12:53:50,249 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 12:53:50,249 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 12:53:50,249 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 12:53:50,249 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 12:53:50,250 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 12:53:50,250 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 12:53:50,250 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 12:53:50,250 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 12:53:50,250 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 12:53:50,250 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 12:53:50,250 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 12:53:50,251 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-18 12:53:50,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 12:53:50,251 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 12:53:50,251 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 12:53:50,251 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 12:53:50,251 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 12:53:50,252 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 12:53:50,252 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 12:53:50,252 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 12:53:50,252 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 12:53:50,252 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 12:53:50,252 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 12:53:50,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 12:53:50,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 12:53:50,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 12:53:50,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 12:53:50,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 12:53:50,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 12:53:50,253 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 12:53:50,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 12:53:50,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 12:53:50,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 12:53:50,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 12:53:50,254 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 12:53:50,254 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 12:53:50,254 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 12:53:50,255 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 12:53:50,255 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 12:53:50,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 12:53:50,255 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 12:53:50,255 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 12:53:50,255 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 12:53:50,255 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 12:53:50,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 12:53:50,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 12:53:50,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 12:53:51,391 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 12:53:51,392 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 12:53:51,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:53:51 BoogieIcfgContainer [2019-09-18 12:53:51,396 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 12:53:51,397 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 12:53:51,397 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 12:53:51,397 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 12:53:51,398 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:53:51" (1/1) ... [2019-09-18 12:53:51,399 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 [2019-09-18 12:53:51,432 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 12:53:51,432 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 12:53:51,447 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 12:53:51,461 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 12:53:51,462 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 12:53:52,025 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2019-09-18 12:53:52,188 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 56 [2019-09-18 12:53:52,490 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 83 [2019-09-18 12:53:52,713 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 78 [2019-09-18 12:53:53,160 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 120 [2019-09-18 12:53:53,582 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 117 [2019-09-18 12:53:54,137 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 139 [2019-09-18 12:53:54,650 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 136 [2019-09-18 12:53:55,362 WARN L191 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 161 [2019-09-18 12:53:56,061 WARN L191 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 160 [2019-09-18 12:53:57,080 WARN L191 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 180 [2019-09-18 12:53:57,829 WARN L191 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 175 [2019-09-18 12:53:59,068 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 217 DAG size of output: 199 [2019-09-18 12:53:59,993 WARN L191 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 196 [2019-09-18 12:54:01,528 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 258 DAG size of output: 209 [2019-09-18 12:54:02,573 WARN L191 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 206 [2019-09-18 12:54:04,601 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 308 DAG size of output: 242 [2019-09-18 12:54:05,848 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 277 DAG size of output: 237 [2019-09-18 12:54:08,429 WARN L191 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 329 DAG size of output: 269 [2019-09-18 12:54:08,640 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 12:54:10,057 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 317 DAG size of output: 270 [2019-09-18 12:54:13,035 WARN L191 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 358 DAG size of output: 287 [2019-09-18 12:54:14,688 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 331 DAG size of output: 284 [2019-09-18 12:54:15,233 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 12:54:18,246 WARN L191 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 373 DAG size of output: 306 [2019-09-18 12:54:20,072 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 337 DAG size of output: 301 [2019-09-18 12:54:20,949 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-18 12:54:24,438 WARN L191 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 434 DAG size of output: 315 [2019-09-18 12:54:26,433 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 364 DAG size of output: 310 [2019-09-18 12:54:27,001 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-18 12:54:29,646 WARN L191 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 481 DAG size of output: 324 [2019-09-18 12:54:31,828 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 374 DAG size of output: 319 [2019-09-18 12:54:33,250 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2019-09-18 12:54:38,137 WARN L191 SmtUtils]: Spent 4.87 s on a formula simplification. DAG size of input: 515 DAG size of output: 332 [2019-09-18 12:54:38,430 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 12:54:40,443 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 388 DAG size of output: 329 [2019-09-18 12:54:41,404 WARN L191 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2019-09-18 12:54:45,143 WARN L191 SmtUtils]: Spent 3.73 s on a formula simplification. DAG size of input: 610 DAG size of output: 342 [2019-09-18 12:54:45,486 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 12:54:47,705 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 403 DAG size of output: 339 [2019-09-18 12:54:49,807 WARN L191 SmtUtils]: Spent 903.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2019-09-18 12:54:57,174 WARN L191 SmtUtils]: Spent 7.35 s on a formula simplification. DAG size of input: 692 DAG size of output: 352 [2019-09-18 12:54:57,507 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 12:54:59,877 WARN L191 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 413 DAG size of output: 349 [2019-09-18 12:55:01,416 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 12:55:06,769 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification. DAG size of input: 739 DAG size of output: 362 [2019-09-18 12:55:07,179 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-18 12:55:09,742 WARN L191 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 432 DAG size of output: 361 [2019-09-18 12:55:11,607 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 557 [2019-09-18 12:55:18,084 WARN L191 SmtUtils]: Spent 6.46 s on a formula simplification. DAG size of input: 795 DAG size of output: 374 [2019-09-18 12:55:18,553 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-18 12:55:21,327 WARN L191 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 435 DAG size of output: 373 [2019-09-18 12:55:25,283 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 631 [2019-09-18 12:55:37,197 WARN L191 SmtUtils]: Spent 11.90 s on a formula simplification. DAG size of input: 908 DAG size of output: 387 [2019-09-18 12:55:37,611 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 12:55:40,472 WARN L191 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 456 DAG size of output: 382 [2019-09-18 12:55:45,375 WARN L191 SmtUtils]: Spent 2.28 s on a formula simplification that was a NOOP. DAG size: 717 [2019-09-18 12:55:59,330 WARN L191 SmtUtils]: Spent 13.92 s on a formula simplification. DAG size of input: 909 DAG size of output: 395 [2019-09-18 12:55:59,860 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-09-18 12:56:03,048 WARN L191 SmtUtils]: Spent 3.18 s on a formula simplification. DAG size of input: 481 DAG size of output: 396 [2019-09-18 12:56:08,676 WARN L191 SmtUtils]: Spent 2.74 s on a formula simplification that was a NOOP. DAG size: 795 [2019-09-18 12:56:24,386 WARN L191 SmtUtils]: Spent 15.69 s on a formula simplification. DAG size of input: 1007 DAG size of output: 409 [2019-09-18 12:56:24,935 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 12:56:28,457 WARN L191 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 482 DAG size of output: 410 [2019-09-18 12:56:34,956 WARN L191 SmtUtils]: Spent 3.29 s on a formula simplification that was a NOOP. DAG size: 877 [2019-09-18 12:56:53,702 WARN L191 SmtUtils]: Spent 18.71 s on a formula simplification. DAG size of input: 1144 DAG size of output: 423 [2019-09-18 12:56:54,256 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 12:56:57,918 WARN L191 SmtUtils]: Spent 3.65 s on a formula simplification. DAG size of input: 509 DAG size of output: 420 [2019-09-18 12:56:59,642 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 12:57:01,376 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 12:57:01,388 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 12:57:01,459 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 12:57:01,474 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 12:57:12,637 WARN L191 SmtUtils]: Spent 10.98 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 12:57:18,096 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 12:57:29,008 WARN L191 SmtUtils]: Spent 10.91 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 12:57:34,445 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 12:57:45,366 WARN L191 SmtUtils]: Spent 10.92 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 12:57:50,780 WARN L191 SmtUtils]: Spent 5.41 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 12:58:08,925 WARN L191 SmtUtils]: Spent 18.07 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 12:58:17,923 WARN L191 SmtUtils]: Spent 9.00 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 12:58:18,667 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2019-09-18 12:58:18,844 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2019-09-18 12:58:37,577 WARN L191 SmtUtils]: Spent 18.66 s on a formula simplification. DAG size of input: 473 DAG size of output: 470 [2019-09-18 12:58:46,808 WARN L191 SmtUtils]: Spent 9.23 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-18 12:59:05,249 WARN L191 SmtUtils]: Spent 18.23 s on a formula simplification. DAG size of input: 468 DAG size of output: 467 [2019-09-18 12:59:14,291 WARN L191 SmtUtils]: Spent 9.04 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 12:59:32,318 WARN L191 SmtUtils]: Spent 18.03 s on a formula simplification. DAG size of input: 468 DAG size of output: 467 [2019-09-18 12:59:41,390 WARN L191 SmtUtils]: Spent 9.07 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 12:59:59,647 WARN L191 SmtUtils]: Spent 18.24 s on a formula simplification. DAG size of input: 472 DAG size of output: 467 [2019-09-18 13:00:08,760 WARN L191 SmtUtils]: Spent 9.11 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 13:00:17,692 WARN L191 SmtUtils]: Spent 8.92 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 13:00:26,677 WARN L191 SmtUtils]: Spent 8.98 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 13:00:39,108 WARN L191 SmtUtils]: Spent 12.41 s on a formula simplification that was a NOOP. DAG size: 479 [2019-09-18 13:00:51,586 WARN L191 SmtUtils]: Spent 12.48 s on a formula simplification that was a NOOP. DAG size: 479 [2019-09-18 13:01:34,329 WARN L191 SmtUtils]: Spent 42.69 s on a formula simplification. DAG size of input: 498 DAG size of output: 496 [2019-09-18 13:01:55,572 WARN L191 SmtUtils]: Spent 21.24 s on a formula simplification that was a NOOP. DAG size: 496 [2019-09-18 13:02:37,123 WARN L191 SmtUtils]: Spent 41.37 s on a formula simplification. DAG size of input: 507 DAG size of output: 468 [2019-09-18 13:02:46,015 WARN L191 SmtUtils]: Spent 8.89 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 13:03:12,696 WARN L191 SmtUtils]: Spent 26.65 s on a formula simplification. DAG size of input: 475 DAG size of output: 464 [2019-09-18 13:03:19,962 WARN L191 SmtUtils]: Spent 7.27 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 13:03:46,647 WARN L191 SmtUtils]: Spent 26.68 s on a formula simplification. DAG size of input: 475 DAG size of output: 464 [2019-09-18 13:03:53,936 WARN L191 SmtUtils]: Spent 7.29 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 13:04:12,033 WARN L191 SmtUtils]: Spent 18.08 s on a formula simplification. DAG size of input: 474 DAG size of output: 463 [2019-09-18 13:04:20,936 WARN L191 SmtUtils]: Spent 8.90 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-18 13:04:29,812 WARN L191 SmtUtils]: Spent 8.86 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 13:04:38,700 WARN L191 SmtUtils]: Spent 8.89 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 13:05:07,077 WARN L191 SmtUtils]: Spent 28.35 s on a formula simplification. DAG size of input: 491 DAG size of output: 478 [2019-09-18 13:05:19,516 WARN L191 SmtUtils]: Spent 12.44 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-18 13:06:11,671 WARN L191 SmtUtils]: Spent 52.10 s on a formula simplification. DAG size of input: 495 DAG size of output: 486 [2019-09-18 13:06:27,879 WARN L191 SmtUtils]: Spent 16.21 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-18 13:06:53,297 WARN L191 SmtUtils]: Spent 25.28 s on a formula simplification. DAG size of input: 494 DAG size of output: 467 [2019-09-18 13:07:02,219 WARN L191 SmtUtils]: Spent 8.92 s on a formula simplification that was a NOOP. DAG size: 467