java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:36:44,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:36:44,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:36:44,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:36:44,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:36:44,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:36:44,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:36:44,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:36:44,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:36:44,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:36:44,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:36:44,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:36:44,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:36:44,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:36:44,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:36:44,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:36:44,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:36:44,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:36:44,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:36:44,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:36:44,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:36:44,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:36:44,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:36:44,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:36:44,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:36:44,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:36:44,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:36:44,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:36:44,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:36:44,465 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:36:44,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:36:44,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:36:44,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:36:44,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:36:44,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:36:44,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:36:44,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:36:44,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:36:44,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:36:44,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:36:44,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:36:44,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 19:36:44,487 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:36:44,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:36:44,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:36:44,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:36:44,489 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:36:44,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:36:44,490 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:36:44,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:36:44,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:36:44,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:36:44,490 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:36:44,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:36:44,491 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:36:44,491 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:36:44,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:36:44,491 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:36:44,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:36:44,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:36:44,492 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:36:44,492 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:36:44,492 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:36:44,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:36:44,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:36:44,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:36:44,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:36:44,493 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:36:44,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:36:44,494 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:36:44,494 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 19:36:44,525 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:36:44,537 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:36:44,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:36:44,542 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:36:44,543 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:36:44,544 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product02.cil.c [2019-09-20 19:36:44,603 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd62a5ef4/5da761b2a25140d09f6cb03c90bf5d17/FLAGf1d47b7c6 [2019-09-20 19:36:45,146 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:36:45,148 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product02.cil.c [2019-09-20 19:36:45,168 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd62a5ef4/5da761b2a25140d09f6cb03c90bf5d17/FLAGf1d47b7c6 [2019-09-20 19:36:45,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd62a5ef4/5da761b2a25140d09f6cb03c90bf5d17 [2019-09-20 19:36:45,520 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:36:45,521 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:36:45,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:36:45,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:36:45,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:36:45,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:36:45" (1/1) ... [2019-09-20 19:36:45,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ee4503a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:36:45, skipping insertion in model container [2019-09-20 19:36:45,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:36:45" (1/1) ... [2019-09-20 19:36:45,537 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:36:45,591 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:36:46,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:36:46,042 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:36:46,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:36:46,194 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:36:46,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:36:46 WrapperNode [2019-09-20 19:36:46,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:36:46,196 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:36:46,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:36:46,196 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:36:46,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:36:46" (1/1) ... [2019-09-20 19:36:46,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:36:46" (1/1) ... [2019-09-20 19:36:46,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:36:46" (1/1) ... [2019-09-20 19:36:46,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:36:46" (1/1) ... [2019-09-20 19:36:46,304 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:36:46" (1/1) ... [2019-09-20 19:36:46,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:36:46" (1/1) ... [2019-09-20 19:36:46,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:36:46" (1/1) ... [2019-09-20 19:36:46,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:36:46,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:36:46,338 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:36:46,338 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:36:46,339 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:36:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:36:46,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:36:46,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:36:46,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:36:46,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:36:46,436 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:36:46,436 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:36:46,436 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:36:46,436 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:36:46,436 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:36:46,437 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:36:46,437 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:36:46,437 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:36:46,437 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:36:46,437 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:36:46,437 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:36:46,438 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 19:36:46,438 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:36:46,438 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:36:46,438 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:36:46,438 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:36:46,439 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:36:46,439 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:36:46,439 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:36:46,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 19:36:46,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:36:46,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:36:46,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:36:46,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:36:46,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:36:46,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:36:46,440 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:36:46,440 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:36:46,441 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:36:46,441 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:36:46,441 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:36:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:36:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:36:46,441 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:36:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:36:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:36:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:36:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:36:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:36:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:36:46,442 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:36:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:36:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:36:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:36:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:36:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:36:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:36:46,443 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 19:36:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 19:36:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:36:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:36:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:36:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:36:46,444 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:36:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:36:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:36:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:36:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:36:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:36:46,445 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:36:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:36:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:36:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:36:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:36:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:36:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:36:46,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:36:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:36:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:36:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:36:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:36:46,447 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:36:46,450 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:36:46,450 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:36:46,450 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:36:46,450 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:36:46,451 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:36:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:36:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:36:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:36:47,588 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:36:47,589 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:36:47,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:36:47 BoogieIcfgContainer [2019-09-20 19:36:47,591 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:36:47,591 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:36:47,591 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:36:47,591 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:36:47,593 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:36:47" (1/1) ... [2019-09-20 19:36:47,593 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 19:36:47,619 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:36:47,626 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:36:47,643 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:36:47,656 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:36:47,658 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:36:48,283 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2019-09-20 19:36:48,437 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 56 [2019-09-20 19:36:48,772 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 83 [2019-09-20 19:36:48,986 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 78 [2019-09-20 19:36:49,443 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 120 [2019-09-20 19:36:49,868 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2019-09-20 19:36:50,447 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 139 [2019-09-20 19:36:50,997 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 136 [2019-09-20 19:36:51,795 WARN L191 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 161 [2019-09-20 19:36:52,522 WARN L191 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 160 [2019-09-20 19:36:53,551 WARN L191 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 180 [2019-09-20 19:36:54,282 WARN L191 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 175 [2019-09-20 19:36:55,645 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 221 DAG size of output: 199 [2019-09-20 19:36:56,603 WARN L191 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 196 [2019-09-20 19:36:58,232 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 265 DAG size of output: 209 [2019-09-20 19:36:59,327 WARN L191 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 206 [2019-09-20 19:37:01,330 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 304 DAG size of output: 242 [2019-09-20 19:37:02,598 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 274 DAG size of output: 237 [2019-09-20 19:37:02,929 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 19:37:05,169 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 314 DAG size of output: 269 [2019-09-20 19:37:05,392 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 19:37:06,831 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 315 DAG size of output: 270 [2019-09-20 19:37:07,075 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 19:37:08,789 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 363 DAG size of output: 287 [2019-09-20 19:37:10,494 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 322 DAG size of output: 284 [2019-09-20 19:37:11,081 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 19:37:14,083 WARN L191 SmtUtils]: Spent 3.00 s on a formula simplification. DAG size of input: 390 DAG size of output: 306 [2019-09-20 19:37:15,926 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 341 DAG size of output: 301 [2019-09-20 19:37:16,859 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 19:37:20,342 WARN L191 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 435 DAG size of output: 315 [2019-09-20 19:37:22,377 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 362 DAG size of output: 310 [2019-09-20 19:37:23,340 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-20 19:37:27,896 WARN L191 SmtUtils]: Spent 4.55 s on a formula simplification. DAG size of input: 502 DAG size of output: 324 [2019-09-20 19:37:30,189 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 377 DAG size of output: 319