java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 22:35:29,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 22:35:29,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 22:35:29,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 22:35:29,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 22:35:29,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 22:35:29,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 22:35:29,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 22:35:29,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 22:35:29,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 22:35:29,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 22:35:29,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 22:35:29,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 22:35:29,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 22:35:29,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 22:35:29,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 22:35:29,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 22:35:29,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 22:35:29,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 22:35:29,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 22:35:29,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 22:35:29,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 22:35:29,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 22:35:29,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 22:35:29,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 22:35:29,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 22:35:29,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 22:35:29,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 22:35:29,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 22:35:29,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 22:35:29,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 22:35:29,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 22:35:29,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 22:35:29,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 22:35:29,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 22:35:29,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 22:35:29,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 22:35:29,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 22:35:29,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 22:35:29,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 22:35:29,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 22:35:29,473 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 [2019-09-19 22:35:29,490 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 22:35:29,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 22:35:29,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 22:35:29,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 22:35:29,491 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 22:35:29,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 22:35:29,492 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 22:35:29,492 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 22:35:29,492 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 22:35:29,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 22:35:29,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 22:35:29,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 22:35:29,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 22:35:29,493 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 22:35:29,493 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 22:35:29,494 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 22:35:29,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 22:35:29,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 22:35:29,494 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 22:35:29,494 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 22:35:29,495 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 22:35:29,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:35:29,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 22:35:29,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 22:35:29,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 22:35:29,496 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 22:35:29,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 22:35:29,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 22:35:29,496 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 22:35:29,527 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 22:35:29,542 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 22:35:29,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 22:35:29,547 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 22:35:29,548 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 22:35:29,548 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product13.cil.c [2019-09-19 22:35:29,620 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/092f8a787/b4e5e4d07fed47a5a6c132fa4cb05d87/FLAG0812a0122 [2019-09-19 22:35:30,147 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 22:35:30,148 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product13.cil.c [2019-09-19 22:35:30,168 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/092f8a787/b4e5e4d07fed47a5a6c132fa4cb05d87/FLAG0812a0122 [2019-09-19 22:35:30,468 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/092f8a787/b4e5e4d07fed47a5a6c132fa4cb05d87 [2019-09-19 22:35:30,476 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 22:35:30,477 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 22:35:30,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 22:35:30,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 22:35:30,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 22:35:30,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:35:30" (1/1) ... [2019-09-19 22:35:30,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35ffec5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:30, skipping insertion in model container [2019-09-19 22:35:30,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:35:30" (1/1) ... [2019-09-19 22:35:30,490 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 22:35:30,550 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 22:35:30,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:35:30,967 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 22:35:31,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:35:31,105 INFO L192 MainTranslator]: Completed translation [2019-09-19 22:35:31,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:31 WrapperNode [2019-09-19 22:35:31,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 22:35:31,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 22:35:31,106 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 22:35:31,106 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 22:35:31,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:31" (1/1) ... [2019-09-19 22:35:31,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:31" (1/1) ... [2019-09-19 22:35:31,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:31" (1/1) ... [2019-09-19 22:35:31,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:31" (1/1) ... [2019-09-19 22:35:31,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:31" (1/1) ... [2019-09-19 22:35:31,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:31" (1/1) ... [2019-09-19 22:35:31,177 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:31" (1/1) ... [2019-09-19 22:35:31,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 22:35:31,185 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 22:35:31,185 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 22:35:31,185 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 22:35:31,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:35:31" (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 [2019-09-19 22:35:31,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 22:35:31,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 22:35:31,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 22:35:31,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 22:35:31,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 22:35:31,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 22:35:31,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 22:35:31,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 22:35:31,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 22:35:31,252 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 22:35:31,252 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 22:35:31,252 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 22:35:31,252 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 22:35:31,252 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 22:35:31,253 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 22:35:31,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 22:35:31,253 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 22:35:31,253 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 22:35:31,253 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 22:35:31,254 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 22:35:31,254 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 22:35:31,254 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 22:35:31,254 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 22:35:31,254 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 22:35:31,254 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 22:35:31,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-19 22:35:31,255 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 22:35:31,255 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 22:35:31,255 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 22:35:31,255 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 22:35:31,255 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-19 22:35:31,256 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 22:35:31,256 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 22:35:31,256 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 22:35:31,256 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 22:35:31,256 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 22:35:31,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 22:35:31,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 22:35:31,257 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 22:35:31,257 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 22:35:31,257 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 22:35:31,257 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 22:35:31,257 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 22:35:31,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 22:35:31,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 22:35:31,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 22:35:31,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 22:35:31,258 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 22:35:31,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 22:35:31,259 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 22:35:31,259 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 22:35:31,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 22:35:31,259 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 22:35:31,259 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 22:35:31,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 22:35:31,259 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 22:35:31,260 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 22:35:31,260 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 22:35:31,260 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 22:35:31,260 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 22:35:31,260 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 22:35:31,260 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 22:35:31,261 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 22:35:31,261 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 22:35:31,261 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 22:35:31,261 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 22:35:31,261 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 22:35:31,261 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 22:35:31,261 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 22:35:31,262 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 22:35:31,262 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 22:35:31,262 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 22:35:31,262 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 22:35:31,262 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 22:35:31,262 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 22:35:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 22:35:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-19 22:35:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 22:35:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 22:35:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 22:35:31,263 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 22:35:31,264 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 22:35:31,264 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-19 22:35:31,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 22:35:31,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 22:35:31,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 22:35:32,750 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 22:35:32,750 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 22:35:32,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:35:32 BoogieIcfgContainer [2019-09-19 22:35:32,752 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 22:35:32,752 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 22:35:32,752 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 22:35:32,753 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 22:35:32,754 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:35:32" (1/1) ... [2019-09-19 22:35:32,755 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-19 22:35:32,783 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 22:35:32,786 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 22:35:32,798 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 22:35:32,808 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 22:35:32,810 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 22:35:52,871 WARN L191 SmtUtils]: Spent 11.73 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 22:35:54,518 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 22:35:58,307 WARN L191 SmtUtils]: Spent 3.78 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 22:36:00,057 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 22:36:01,788 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 22:36:01,802 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-19 22:36:01,859 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-19 22:36:01,865 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-19 22:36:12,688 WARN L191 SmtUtils]: Spent 10.66 s on a formula simplification. DAG size of input: 441 DAG size of output: 440 [2019-09-19 22:36:17,934 WARN L191 SmtUtils]: Spent 5.24 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 22:36:28,478 WARN L191 SmtUtils]: Spent 10.54 s on a formula simplification. DAG size of input: 441 DAG size of output: 440 [2019-09-19 22:36:33,697 WARN L191 SmtUtils]: Spent 5.22 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 22:36:51,697 WARN L191 SmtUtils]: Spent 17.93 s on a formula simplification. DAG size of input: 455 DAG size of output: 455 [2019-09-19 22:37:00,752 WARN L191 SmtUtils]: Spent 9.05 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-19 22:37:12,695 WARN L191 SmtUtils]: Spent 11.45 s on a formula simplification. DAG size of input: 468 DAG size of output: 459 [2019-09-19 22:37:18,180 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:37:29,151 WARN L191 SmtUtils]: Spent 10.93 s on a formula simplification. DAG size of input: 464 DAG size of output: 459 [2019-09-19 22:37:34,611 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:37:45,937 WARN L191 SmtUtils]: Spent 11.31 s on a formula simplification. DAG size of input: 459 DAG size of output: 459 [2019-09-19 22:37:51,613 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:38:02,973 WARN L191 SmtUtils]: Spent 11.33 s on a formula simplification. DAG size of input: 478 DAG size of output: 459 [2019-09-19 22:38:08,540 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:38:16,948 WARN L191 SmtUtils]: Spent 8.24 s on a formula simplification. DAG size of input: 468 DAG size of output: 455 [2019-09-19 22:38:19,011 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-19 22:38:36,891 WARN L191 SmtUtils]: Spent 17.85 s on a formula simplification. DAG size of input: 463 DAG size of output: 461 [2019-09-19 22:38:45,697 WARN L191 SmtUtils]: Spent 8.80 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 22:39:02,280 WARN L191 SmtUtils]: Spent 16.57 s on a formula simplification. DAG size of input: 466 DAG size of output: 460 [2019-09-19 22:39:07,749 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-19 22:39:09,491 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 465 DAG size of output: 1 [2019-09-19 22:39:27,147 WARN L191 SmtUtils]: Spent 17.62 s on a formula simplification. DAG size of input: 455 DAG size of output: 455 [2019-09-19 22:39:35,954 WARN L191 SmtUtils]: Spent 8.81 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-19 22:39:46,962 WARN L191 SmtUtils]: Spent 10.93 s on a formula simplification. DAG size of input: 468 DAG size of output: 459 [2019-09-19 22:39:52,274 WARN L191 SmtUtils]: Spent 5.31 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:40:03,320 WARN L191 SmtUtils]: Spent 10.99 s on a formula simplification. DAG size of input: 465 DAG size of output: 459 [2019-09-19 22:40:08,563 WARN L191 SmtUtils]: Spent 5.24 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:40:19,906 WARN L191 SmtUtils]: Spent 11.33 s on a formula simplification. DAG size of input: 459 DAG size of output: 459 [2019-09-19 22:40:25,554 WARN L191 SmtUtils]: Spent 5.65 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:40:36,886 WARN L191 SmtUtils]: Spent 11.31 s on a formula simplification. DAG size of input: 478 DAG size of output: 459 [2019-09-19 22:40:42,658 WARN L191 SmtUtils]: Spent 5.77 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:40:54,313 WARN L191 SmtUtils]: Spent 11.61 s on a formula simplification. DAG size of input: 468 DAG size of output: 455 [2019-09-19 22:40:56,294 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-19 22:41:14,383 WARN L191 SmtUtils]: Spent 18.06 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2019-09-19 22:41:23,492 WARN L191 SmtUtils]: Spent 9.11 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 22:41:50,524 WARN L191 SmtUtils]: Spent 27.02 s on a formula simplification. DAG size of input: 469 DAG size of output: 464 [2019-09-19 22:41:59,497 WARN L191 SmtUtils]: Spent 8.97 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 22:41:59,515 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-19 22:41:59,518 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 431 for LOIs [2019-09-19 22:42:05,046 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification. DAG size of input: 437 DAG size of output: 431 [2019-09-19 22:42:06,856 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 431 [2019-09-19 22:42:17,063 WARN L191 SmtUtils]: Spent 10.20 s on a formula simplification. DAG size of input: 441 DAG size of output: 432 [2019-09-19 22:42:22,133 WARN L191 SmtUtils]: Spent 5.07 s on a formula simplification that was a NOOP. DAG size: 432 [2019-09-19 22:42:32,380 WARN L191 SmtUtils]: Spent 10.25 s on a formula simplification. DAG size of input: 440 DAG size of output: 432 [2019-09-19 22:42:37,427 WARN L191 SmtUtils]: Spent 5.05 s on a formula simplification that was a NOOP. DAG size: 432 [2019-09-19 22:42:37,430 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 423 for LOIs [2019-09-19 22:42:37,445 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 433 for LOIs [2019-09-19 22:42:37,504 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 22:42:37,504 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 22:42:37,506 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 303#false [2019-09-19 22:42:37,515 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-19 22:42:37,516 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 22:42:37,526 INFO L168 Benchmark]: Toolchain (without parser) took 427040.46 ms. Allocated memory was 133.2 MB in the beginning and 153.1 MB in the end (delta: 19.9 MB). Free memory was 86.6 MB in the beginning and 106.9 MB in the end (delta: -20.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 22:42:37,527 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 22:42:37,529 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.75 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 86.4 MB in the beginning and 166.1 MB in the end (delta: -79.7 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-19 22:42:37,532 INFO L168 Benchmark]: Boogie Preprocessor took 78.40 ms. Allocated memory is still 200.3 MB. Free memory was 166.1 MB in the beginning and 161.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-19 22:42:37,534 INFO L168 Benchmark]: RCFGBuilder took 1567.17 ms. Allocated memory was 200.3 MB in the beginning and 224.9 MB in the end (delta: 24.6 MB). Free memory was 161.7 MB in the beginning and 149.8 MB in the end (delta: 11.9 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. [2019-09-19 22:42:37,536 INFO L168 Benchmark]: Sifa took 424763.92 ms. Allocated memory was 224.9 MB in the beginning and 153.1 MB in the end (delta: -71.8 MB). Free memory was 149.8 MB in the beginning and 106.9 MB in the end (delta: 43.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 22:42:37,547 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 627.75 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 86.4 MB in the beginning and 166.1 MB in the end (delta: -79.7 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 78.40 ms. Allocated memory is still 200.3 MB. Free memory was 166.1 MB in the beginning and 161.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1567.17 ms. Allocated memory was 200.3 MB in the beginning and 224.9 MB in the end (delta: 24.6 MB). Free memory was 161.7 MB in the beginning and 149.8 MB in the end (delta: 11.9 MB). Peak memory consumption was 90.3 MB. Max. memory is 7.1 GB. * Sifa took 424763.92 ms. Allocated memory was 224.9 MB in the beginning and 153.1 MB in the end (delta: -71.8 MB). Free memory was 149.8 MB in the beginning and 106.9 MB in the end (delta: 43.0 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 424724, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 164, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 110, TOOLS_POST_TIME[ms]: 25578, TOOLS_POST_CALL_APPLICATIONS: 46, TOOLS_POST_CALL_TIME[ms]: 256, TOOLS_POST_RETURN_APPLICATIONS: 39, TOOLS_POST_RETURN_TIME[ms]: 122, TOOLS_QUANTIFIERELIM_APPLICATIONS: 194, TOOLS_QUANTIFIERELIM_TIME[ms]: 25847, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25427, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 168, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 51, DOMAIN_JOIN_TIME[ms]: 364209, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 33985, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 60, DOMAIN_ISBOTTOM_APPLICATIONS: 30, DOMAIN_ISBOTTOM_TIME[ms]: 366, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 270543, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 270542, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 39, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 29477, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 29476, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 302, DAG_COMPRESSION_RETAINED_NODES: 172 - PositiveResult [Line: 496]: 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...