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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 10:02:35,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 10:02:35,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 10:02:35,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 10:02:35,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 10:02:35,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 10:02:35,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 10:02:35,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 10:02:35,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 10:02:35,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 10:02:35,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 10:02:35,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 10:02:35,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 10:02:35,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 10:02:35,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 10:02:35,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 10:02:35,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 10:02:35,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 10:02:35,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 10:02:35,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 10:02:35,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 10:02:35,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 10:02:35,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 10:02:35,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 10:02:35,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 10:02:35,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 10:02:35,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 10:02:35,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 10:02:35,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 10:02:35,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 10:02:35,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 10:02:35,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 10:02:35,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 10:02:35,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 10:02:35,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 10:02:35,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 10:02:35,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 10:02:35,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 10:02:35,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 10:02:35,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 10:02:35,432 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 10:02:35,433 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 [2019-09-21 10:02:35,454 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 10:02:35,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 10:02:35,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 10:02:35,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 10:02:35,457 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 10:02:35,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 10:02:35,458 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 10:02:35,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 10:02:35,458 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 10:02:35,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 10:02:35,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 10:02:35,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 10:02:35,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 10:02:35,460 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 10:02:35,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 10:02:35,461 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 10:02:35,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 10:02:35,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 10:02:35,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 10:02:35,461 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 10:02:35,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 10:02:35,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 10:02:35,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 10:02:35,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 10:02:35,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 10:02:35,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 10:02:35,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 10:02:35,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 10:02:35,464 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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 -> 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_QUICK [2019-09-21 10:02:35,518 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 10:02:35,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 10:02:35,539 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 10:02:35,541 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 10:02:35,541 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 10:02:35,542 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product03.cil.c [2019-09-21 10:02:35,610 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/920490109/0f9eb737413b4cfab8ea20bc29384aa4/FLAGf53a05793 [2019-09-21 10:02:36,140 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 10:02:36,141 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product03.cil.c [2019-09-21 10:02:36,156 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/920490109/0f9eb737413b4cfab8ea20bc29384aa4/FLAGf53a05793 [2019-09-21 10:02:36,449 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/920490109/0f9eb737413b4cfab8ea20bc29384aa4 [2019-09-21 10:02:36,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 10:02:36,458 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 10:02:36,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 10:02:36,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 10:02:36,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 10:02:36,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:02:36" (1/1) ... [2019-09-21 10:02:36,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f3bce88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:02:36, skipping insertion in model container [2019-09-21 10:02:36,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:02:36" (1/1) ... [2019-09-21 10:02:36,474 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 10:02:36,529 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 10:02:36,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 10:02:36,972 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 10:02:37,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 10:02:37,086 INFO L192 MainTranslator]: Completed translation [2019-09-21 10:02:37,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:02:37 WrapperNode [2019-09-21 10:02:37,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 10:02:37,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 10:02:37,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 10:02:37,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 10:02:37,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:02:37" (1/1) ... [2019-09-21 10:02:37,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:02:37" (1/1) ... [2019-09-21 10:02:37,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:02:37" (1/1) ... [2019-09-21 10:02:37,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:02:37" (1/1) ... [2019-09-21 10:02:37,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:02:37" (1/1) ... [2019-09-21 10:02:37,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:02:37" (1/1) ... [2019-09-21 10:02:37,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:02:37" (1/1) ... [2019-09-21 10:02:37,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 10:02:37,186 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 10:02:37,186 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 10:02:37,186 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 10:02:37,187 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:02:37" (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 [2019-09-21 10:02:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 10:02:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 10:02:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 10:02:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 10:02:37,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 10:02:37,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 10:02:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 10:02:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 10:02:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 10:02:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 10:02:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 10:02:37,263 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 10:02:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 10:02:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 10:02:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 10:02:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 10:02:37,267 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 10:02:37,267 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 10:02:37,267 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 10:02:37,267 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 10:02:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 10:02:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 10:02:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 10:02:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 10:02:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 10:02:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 10:02:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 10:02:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 10:02:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 10:02:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-21 10:02:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 10:02:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 10:02:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 10:02:37,270 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 10:02:37,270 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 10:02:37,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 10:02:37,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 10:02:37,270 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 10:02:37,270 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 10:02:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 10:02:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 10:02:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 10:02:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 10:02:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 10:02:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 10:02:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 10:02:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 10:02:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 10:02:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 10:02:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 10:02:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 10:02:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 10:02:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 10:02:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 10:02:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 10:02:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 10:02:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 10:02:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 10:02:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 10:02:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 10:02:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 10:02:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 10:02:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 10:02:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 10:02:37,276 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 10:02:37,276 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 10:02:37,276 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 10:02:37,276 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 10:02:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 10:02:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 10:02:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 10:02:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 10:02:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 10:02:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-21 10:02:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 10:02:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 10:02:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 10:02:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 10:02:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 10:02:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 10:02:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 10:02:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 10:02:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 10:02:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 10:02:38,665 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 10:02:38,665 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 10:02:38,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:02:38 BoogieIcfgContainer [2019-09-21 10:02:38,666 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 10:02:38,667 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 10:02:38,667 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 10:02:38,667 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 10:02:38,668 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:02:38" (1/1) ... [2019-09-21 10:02:38,669 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 10:02:38,699 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 10:02:38,699 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 10:02:38,711 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 10:02:38,721 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 10:02:38,723 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 10:02:47,567 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 10:02:49,301 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 10:02:49,444 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 10:02:49,568 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 10:02:49,687 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 10:02:49,927 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 10:02:49,953 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-09-21 10:02:50,012 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-09-21 10:02:50,018 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-09-21 10:02:50,253 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 10:02:50,493 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 10:02:51,041 WARN L191 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:02:51,427 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:02:52,038 WARN L191 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:02:52,362 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:02:52,653 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:02:53,040 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:02:53,311 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:02:53,573 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:02:53,902 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:02:54,199 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:02:54,452 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:02:54,803 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:02:55,064 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:02:55,316 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:02:55,695 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:02:55,978 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:02:56,231 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-21 10:02:56,553 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 10:02:57,203 WARN L191 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 594 [2019-09-21 10:02:57,676 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-09-21 10:02:58,279 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 593 [2019-09-21 10:02:58,856 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-09-21 10:02:59,339 WARN L191 SmtUtils]: Spent 481.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-09-21 10:03:00,714 WARN L191 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 607 DAG size of output: 607 [2019-09-21 10:03:01,291 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 627 [2019-09-21 10:03:01,656 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 627 [2019-09-21 10:03:02,268 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 628 DAG size of output: 628 [2019-09-21 10:03:02,582 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 630 DAG size of output: 627 [2019-09-21 10:03:02,718 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 627 [2019-09-21 10:03:03,130 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 625 [2019-09-21 10:03:03,512 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 638 [2019-09-21 10:03:03,882 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 638 [2019-09-21 10:03:04,572 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 639 [2019-09-21 10:03:04,964 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 643 DAG size of output: 640 [2019-09-21 10:03:05,351 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 640 DAG size of output: 640 [2019-09-21 10:03:05,769 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 641 DAG size of output: 639 [2019-09-21 10:03:06,593 WARN L191 SmtUtils]: Spent 802.00 ms on a formula simplification that was a NOOP. DAG size: 651 [2019-09-21 10:03:07,389 WARN L191 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 651 [2019-09-21 10:03:08,741 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 652 DAG size of output: 650 [2019-09-21 10:03:09,898 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 656 DAG size of output: 654 [2019-09-21 10:03:10,935 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 654 [2019-09-21 10:03:12,544 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 655 DAG size of output: 655 [2019-09-21 10:03:13,651 WARN L191 SmtUtils]: Spent 934.00 ms on a formula simplification. DAG size of input: 635 DAG size of output: 635 [2019-09-21 10:03:14,150 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 635 [2019-09-21 10:03:14,942 WARN L191 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 636 [2019-09-21 10:03:15,332 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 629 [2019-09-21 10:03:15,470 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 627 [2019-09-21 10:03:15,910 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 627 DAG size of output: 625 [2019-09-21 10:03:16,369 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 641 [2019-09-21 10:03:16,818 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 641