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.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 12:43:18,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 12:43:18,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 12:43:18,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 12:43:18,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 12:43:18,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 12:43:18,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 12:43:18,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 12:43:18,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 12:43:18,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 12:43:18,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 12:43:18,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 12:43:18,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 12:43:18,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 12:43:18,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 12:43:18,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 12:43:18,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 12:43:18,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 12:43:18,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 12:43:18,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 12:43:18,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 12:43:18,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 12:43:18,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 12:43:18,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 12:43:18,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 12:43:18,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 12:43:18,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 12:43:18,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 12:43:18,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 12:43:18,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 12:43:18,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 12:43:18,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 12:43:18,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 12:43:18,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 12:43:18,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 12:43:18,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 12:43:18,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 12:43:18,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 12:43:18,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 12:43:18,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 12:43:18,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 12:43:18,472 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 [2019-10-04 12:43:18,487 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 12:43:18,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 12:43:18,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 12:43:18,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 12:43:18,489 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 12:43:18,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 12:43:18,489 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 12:43:18,489 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 12:43:18,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 12:43:18,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 12:43:18,490 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 12:43:18,490 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 12:43:18,490 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 12:43:18,491 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 12:43:18,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 12:43:18,491 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 12:43:18,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 12:43:18,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 12:43:18,492 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 12:43:18,492 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 12:43:18,492 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 12:43:18,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 12:43:18,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 12:43:18,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 12:43:18,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 12:43:18,493 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 12:43:18,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 12:43:18,494 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 12:43:18,494 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-04 12:43:18,526 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 12:43:18,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 12:43:18,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 12:43:18,545 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 12:43:18,546 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 12:43:18,547 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c [2019-10-04 12:43:18,612 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/052862bd8/d40850e017ca481b9efe4c200524ea06/FLAGed68463c3 [2019-10-04 12:43:19,111 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 12:43:19,113 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product04.cil.c [2019-10-04 12:43:19,132 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/052862bd8/d40850e017ca481b9efe4c200524ea06/FLAGed68463c3 [2019-10-04 12:43:19,424 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/052862bd8/d40850e017ca481b9efe4c200524ea06 [2019-10-04 12:43:19,438 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 12:43:19,441 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 12:43:19,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 12:43:19,446 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 12:43:19,450 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 12:43:19,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 12:43:19" (1/1) ... [2019-10-04 12:43:19,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c66dbf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:43:19, skipping insertion in model container [2019-10-04 12:43:19,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 12:43:19" (1/1) ... [2019-10-04 12:43:19,464 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 12:43:19,532 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 12:43:19,979 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 12:43:20,004 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 12:43:20,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 12:43:20,154 INFO L192 MainTranslator]: Completed translation [2019-10-04 12:43:20,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:43:20 WrapperNode [2019-10-04 12:43:20,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 12:43:20,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 12:43:20,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 12:43:20,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 12:43:20,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:43:20" (1/1) ... [2019-10-04 12:43:20,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:43:20" (1/1) ... [2019-10-04 12:43:20,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:43:20" (1/1) ... [2019-10-04 12:43:20,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:43:20" (1/1) ... [2019-10-04 12:43:20,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:43:20" (1/1) ... [2019-10-04 12:43:20,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:43:20" (1/1) ... [2019-10-04 12:43:20,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:43:20" (1/1) ... [2019-10-04 12:43:20,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 12:43:20,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 12:43:20,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 12:43:20,237 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 12:43:20,238 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:43:20" (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 [2019-10-04 12:43:20,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 12:43:20,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 12:43:20,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-04 12:43:20,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-04 12:43:20,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-04 12:43:20,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-04 12:43:20,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-04 12:43:20,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-04 12:43:20,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-04 12:43:20,322 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-04 12:43:20,322 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-04 12:43:20,323 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-04 12:43:20,323 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-04 12:43:20,324 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-04 12:43:20,324 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-04 12:43:20,324 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-04 12:43:20,326 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-04 12:43:20,326 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 12:43:20,327 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-04 12:43:20,327 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-04 12:43:20,327 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-04 12:43:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-04 12:43:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-04 12:43:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-04 12:43:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-04 12:43:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-04 12:43:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-04 12:43:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-04 12:43:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-04 12:43:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-04 12:43:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-04 12:43:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-04 12:43:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-04 12:43:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-04 12:43:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-04 12:43:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-04 12:43:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-04 12:43:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 12:43:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 12:43:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-04 12:43:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-04 12:43:20,330 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-04 12:43:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-04 12:43:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-04 12:43:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-04 12:43:20,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-04 12:43:20,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 12:43:20,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-04 12:43:20,332 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-04 12:43:20,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 12:43:20,332 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-04 12:43:20,333 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-04 12:43:20,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 12:43:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-04 12:43:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-04 12:43:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 12:43:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-04 12:43:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-04 12:43:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-04 12:43:20,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-04 12:43:20,336 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-04 12:43:20,337 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-04 12:43:20,337 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-04 12:43:20,337 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-04 12:43:20,337 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-04 12:43:20,337 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-04 12:43:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-04 12:43:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-04 12:43:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-04 12:43:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-04 12:43:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-04 12:43:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 12:43:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-04 12:43:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-04 12:43:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-04 12:43:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-04 12:43:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-04 12:43:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-04 12:43:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-04 12:43:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-04 12:43:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-04 12:43:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-04 12:43:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-04 12:43:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-04 12:43:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-04 12:43:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 12:43:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-04 12:43:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 12:43:21,987 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 12:43:21,987 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-04 12:43:21,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:43:21 BoogieIcfgContainer [2019-10-04 12:43:21,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 12:43:21,990 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 12:43:21,990 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 12:43:21,990 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 12:43:21,991 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:43:21" (1/1) ... [2019-10-04 12:43:21,992 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-04 12:43:22,028 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 12:43:22,028 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 12:43:22,043 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 12:43:22,056 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 12:43:22,058 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 12:43:31,453 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-04 12:43:33,099 WARN L191 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-04 12:43:33,260 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-04 12:43:33,392 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-04 12:43:33,552 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-04 12:43:33,803 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-04 12:43:33,837 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 550 for LOIs [2019-10-04 12:43:33,915 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 548 for LOIs [2019-10-04 12:43:33,935 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 548 for LOIs [2019-10-04 12:43:34,784 WARN L191 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 575 [2019-10-04 12:43:35,398 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 580 [2019-10-04 12:43:35,904 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 580 [2019-10-04 12:43:36,114 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-10-04 12:43:36,221 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-10-04 12:43:36,405 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2019-10-04 12:43:36,569 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2019-10-04 12:43:37,053 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 187 [2019-10-04 12:43:37,300 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 612 [2019-10-04 12:43:39,291 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2019-10-04 12:43:40,015 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2019-10-04 12:43:41,673 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2019-10-04 12:43:42,978 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2019-10-04 12:43:43,256 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2019-10-04 12:43:43,536 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2019-10-04 12:43:43,790 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-10-04 12:43:44,410 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 183 [2019-10-04 12:43:44,558 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2019-10-04 12:43:44,873 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2019-10-04 12:43:45,233 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2019-10-04 12:43:45,532 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2019-10-04 12:43:45,821 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2019-10-04 12:43:46,096 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-10-04 12:43:46,275 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-10-04 12:43:46,437 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2019-10-04 12:43:47,401 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2019-10-04 12:43:47,722 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2019-10-04 12:43:48,029 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2019-10-04 12:43:48,310 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 194 [2019-10-04 12:43:48,591 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-10-04 12:44:04,779 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-04 12:44:04,781 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 139 for LOIs [2019-10-04 12:44:04,897 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 137 for LOIs [2019-10-04 12:44:04,903 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-10-04 12:44:04,904 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 12:44:04,904 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 12:44:04,906 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2452#false [2019-10-04 12:44:04,912 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-10-04 12:44:04,913 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 12:44:04,915 INFO L168 Benchmark]: Toolchain (without parser) took 45475.40 ms. Allocated memory was 138.9 MB in the beginning and 827.3 MB in the end (delta: 688.4 MB). Free memory was 93.4 MB in the beginning and 152.9 MB in the end (delta: -59.5 MB). Peak memory consumption was 628.9 MB. Max. memory is 7.1 GB. [2019-10-04 12:44:04,915 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 113.2 MB in the beginning and 112.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 12:44:04,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 709.65 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 93.2 MB in the beginning and 169.0 MB in the end (delta: -75.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-10-04 12:44:04,917 INFO L168 Benchmark]: Boogie Preprocessor took 80.33 ms. Allocated memory is still 202.9 MB. Free memory was 169.0 MB in the beginning and 165.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-04 12:44:04,918 INFO L168 Benchmark]: RCFGBuilder took 1753.01 ms. Allocated memory was 202.9 MB in the beginning and 237.5 MB in the end (delta: 34.6 MB). Free memory was 165.1 MB in the beginning and 150.0 MB in the end (delta: 15.1 MB). Peak memory consumption was 79.4 MB. Max. memory is 7.1 GB. [2019-10-04 12:44:04,919 INFO L168 Benchmark]: Sifa took 42923.23 ms. Allocated memory was 237.5 MB in the beginning and 827.3 MB in the end (delta: 589.8 MB). Free memory was 150.0 MB in the beginning and 152.9 MB in the end (delta: -2.9 MB). Peak memory consumption was 586.9 MB. Max. memory is 7.1 GB. [2019-10-04 12:44:04,923 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 113.2 MB in the beginning and 112.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 709.65 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 93.2 MB in the beginning and 169.0 MB in the end (delta: -75.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.33 ms. Allocated memory is still 202.9 MB. Free memory was 169.0 MB in the beginning and 165.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1753.01 ms. Allocated memory was 202.9 MB in the beginning and 237.5 MB in the end (delta: 34.6 MB). Free memory was 165.1 MB in the beginning and 150.0 MB in the end (delta: 15.1 MB). Peak memory consumption was 79.4 MB. Max. memory is 7.1 GB. * Sifa took 42923.23 ms. Allocated memory was 237.5 MB in the beginning and 827.3 MB in the end (delta: 589.8 MB). Free memory was 150.0 MB in the beginning and 152.9 MB in the end (delta: -2.9 MB). Peak memory consumption was 586.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 42878, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 757, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 539, TOOLS_POST_TIME[ms]: 11484, TOOLS_POST_CALL_APPLICATIONS: 188, TOOLS_POST_CALL_TIME[ms]: 440, TOOLS_POST_RETURN_APPLICATIONS: 181, TOOLS_POST_RETURN_TIME[ms]: 274, TOOLS_QUANTIFIERELIM_APPLICATIONS: 906, TOOLS_QUANTIFIERELIM_TIME[ms]: 11848, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11118, FLUID_QUERY_TIME[ms]: 38, FLUID_QUERIES: 787, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 227, DOMAIN_JOIN_TIME[ms]: 28406, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 1334, DOMAIN_ISSUBSETEQ_APPLICATIONS: 30, DOMAIN_ISSUBSETEQ_TIME[ms]: 79, DOMAIN_ISBOTTOM_APPLICATIONS: 169, DOMAIN_ISBOTTOM_TIME[ms]: 570, LOOP_SUMMARIZER_APPLICATIONS: 23, LOOP_SUMMARIZER_CACHE_MISSES: 23, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 25858, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 25857, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 30, CALL_SUMMARIZER_APPLICATIONS: 181, CALL_SUMMARIZER_CACHE_MISSES: 20, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11846, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11844, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 56, DAG_COMPRESSION_PROCESSED_NODES: 737, DAG_COMPRESSION_RETAINED_NODES: 321 - PositiveResult [Line: 759]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...