java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --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_spec4_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 03:21:20,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 03:21:20,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 03:21:20,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 03:21:20,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 03:21:20,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 03:21:20,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 03:21:20,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 03:21:20,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 03:21:20,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 03:21:20,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 03:21:20,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 03:21:20,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 03:21:20,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 03:21:20,378 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 03:21:20,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 03:21:20,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 03:21:20,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 03:21:20,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 03:21:20,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 03:21:20,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 03:21:20,389 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 03:21:20,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 03:21:20,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 03:21:20,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 03:21:20,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 03:21:20,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 03:21:20,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 03:21:20,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 03:21:20,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 03:21:20,396 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 03:21:20,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 03:21:20,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 03:21:20,398 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 03:21:20,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 03:21:20,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 03:21:20,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 03:21:20,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 03:21:20,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 03:21:20,403 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 03:21:20,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 03:21:20,405 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 [2019-10-15 03:21:20,424 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 03:21:20,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 03:21:20,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 03:21:20,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 03:21:20,427 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 03:21:20,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 03:21:20,428 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 03:21:20,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 03:21:20,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 03:21:20,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 03:21:20,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 03:21:20,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 03:21:20,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 03:21:20,430 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 03:21:20,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 03:21:20,430 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 03:21:20,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 03:21:20,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 03:21:20,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 03:21:20,431 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 03:21:20,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 03:21:20,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 03:21:20,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 03:21:20,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 03:21:20,433 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 03:21:20,433 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 03:21:20,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 03:21:20,434 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 03:21:20,434 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN 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 [2019-10-15 03:21:20,695 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 03:21:20,710 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 03:21:20,713 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 03:21:20,715 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 03:21:20,715 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 03:21:20,716 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-10-15 03:21:20,784 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab595735d/d21e6f1faf564bae8452cde05e176c5f/FLAG3b8846faa [2019-10-15 03:21:21,346 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 03:21:21,347 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-10-15 03:21:21,370 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab595735d/d21e6f1faf564bae8452cde05e176c5f/FLAG3b8846faa [2019-10-15 03:21:21,706 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab595735d/d21e6f1faf564bae8452cde05e176c5f [2019-10-15 03:21:21,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 03:21:21,717 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 03:21:21,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 03:21:21,718 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 03:21:21,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 03:21:21,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:21:21" (1/1) ... [2019-10-15 03:21:21,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13ffa0e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:21, skipping insertion in model container [2019-10-15 03:21:21,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:21:21" (1/1) ... [2019-10-15 03:21:21,730 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 03:21:21,782 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 03:21:22,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:21:22,207 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 03:21:22,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:21:22,340 INFO L192 MainTranslator]: Completed translation [2019-10-15 03:21:22,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:22 WrapperNode [2019-10-15 03:21:22,341 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 03:21:22,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 03:21:22,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 03:21:22,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 03:21:22,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:22" (1/1) ... [2019-10-15 03:21:22,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:22" (1/1) ... [2019-10-15 03:21:22,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:22" (1/1) ... [2019-10-15 03:21:22,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:22" (1/1) ... [2019-10-15 03:21:22,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:22" (1/1) ... [2019-10-15 03:21:22,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:22" (1/1) ... [2019-10-15 03:21:22,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:22" (1/1) ... [2019-10-15 03:21:22,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 03:21:22,455 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 03:21:22,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 03:21:22,455 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 03:21:22,461 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:22" (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 [2019-10-15 03:21:22,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 03:21:22,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 03:21:22,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 03:21:22,513 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 03:21:22,513 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 03:21:22,514 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 03:21:22,514 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 03:21:22,514 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 03:21:22,514 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 03:21:22,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 03:21:22,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 03:21:22,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 03:21:22,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 03:21:22,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 03:21:22,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 03:21:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 03:21:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-15 03:21:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 03:21:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 03:21:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 03:21:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 03:21:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 03:21:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 03:21:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 03:21:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 03:21:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-15 03:21:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 03:21:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 03:21:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 03:21:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 03:21:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 03:21:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 03:21:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 03:21:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 03:21:22,519 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 03:21:22,519 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 03:21:22,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 03:21:22,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 03:21:22,519 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 03:21:22,519 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 03:21:22,519 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 03:21:22,519 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 03:21:22,519 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 03:21:22,519 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 03:21:22,520 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 03:21:22,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 03:21:22,520 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 03:21:22,520 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 03:21:22,520 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 03:21:22,520 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 03:21:22,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 03:21:22,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 03:21:22,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 03:21:22,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 03:21:22,521 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 03:21:22,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 03:21:22,521 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 03:21:22,521 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 03:21:22,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 03:21:22,521 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 03:21:22,521 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 03:21:22,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 03:21:22,522 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 03:21:22,522 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 03:21:22,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-15 03:21:22,522 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 03:21:22,522 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 03:21:22,522 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 03:21:22,523 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 03:21:22,523 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 03:21:22,523 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 03:21:22,523 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 03:21:22,523 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 03:21:22,523 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 03:21:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 03:21:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 03:21:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 03:21:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 03:21:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 03:21:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 03:21:22,525 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 03:21:22,525 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-15 03:21:22,525 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 03:21:22,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 03:21:22,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 03:21:22,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 03:21:24,094 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 03:21:24,095 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 03:21:24,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:21:24 BoogieIcfgContainer [2019-10-15 03:21:24,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 03:21:24,098 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 03:21:24,098 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 03:21:24,101 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 03:21:24,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 03:21:21" (1/3) ... [2019-10-15 03:21:24,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2524d53f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:21:24, skipping insertion in model container [2019-10-15 03:21:24,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:21:22" (2/3) ... [2019-10-15 03:21:24,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2524d53f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:21:24, skipping insertion in model container [2019-10-15 03:21:24,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:21:24" (3/3) ... [2019-10-15 03:21:24,105 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product13.cil.c [2019-10-15 03:21:24,115 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 03:21:24,124 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 03:21:24,135 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 03:21:24,163 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 03:21:24,163 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 03:21:24,163 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 03:21:24,164 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 03:21:24,164 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 03:21:24,164 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 03:21:24,164 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 03:21:24,165 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 03:21:24,187 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states. [2019-10-15 03:21:24,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-15 03:21:24,196 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:24,198 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:21:24,200 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:24,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:24,206 INFO L82 PathProgramCache]: Analyzing trace with hash 1523801224, now seen corresponding path program 1 times [2019-10-15 03:21:24,217 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:24,217 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363970478] [2019-10-15 03:21:24,217 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:24,218 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:24,218 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:24,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:21:24,631 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363970478] [2019-10-15 03:21:24,633 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:21:24,634 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 03:21:24,634 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739039633] [2019-10-15 03:21:24,640 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 03:21:24,641 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:24,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 03:21:24,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 03:21:24,656 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 2 states. [2019-10-15 03:21:24,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:24,692 INFO L93 Difference]: Finished difference Result 175 states and 210 transitions. [2019-10-15 03:21:24,692 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 03:21:24,694 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2019-10-15 03:21:24,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:24,707 INFO L225 Difference]: With dead ends: 175 [2019-10-15 03:21:24,707 INFO L226 Difference]: Without dead ends: 88 [2019-10-15 03:21:24,711 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 03:21:24,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2019-10-15 03:21:24,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2019-10-15 03:21:24,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2019-10-15 03:21:24,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 99 transitions. [2019-10-15 03:21:24,763 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 99 transitions. Word has length 42 [2019-10-15 03:21:24,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:24,764 INFO L462 AbstractCegarLoop]: Abstraction has 88 states and 99 transitions. [2019-10-15 03:21:24,764 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 03:21:24,765 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 99 transitions. [2019-10-15 03:21:24,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-15 03:21:24,768 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:24,768 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:21:24,769 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:24,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:24,769 INFO L82 PathProgramCache]: Analyzing trace with hash 1292164211, now seen corresponding path program 1 times [2019-10-15 03:21:24,770 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:24,770 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520465951] [2019-10-15 03:21:24,770 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:24,770 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:24,770 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:24,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:24,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:21:24,892 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520465951] [2019-10-15 03:21:24,892 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:21:24,892 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 03:21:24,893 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577786915] [2019-10-15 03:21:24,896 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 03:21:24,897 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:24,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 03:21:24,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 03:21:24,898 INFO L87 Difference]: Start difference. First operand 88 states and 99 transitions. Second operand 3 states. [2019-10-15 03:21:24,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:24,935 INFO L93 Difference]: Finished difference Result 133 states and 149 transitions. [2019-10-15 03:21:24,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 03:21:24,939 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-15 03:21:24,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:24,942 INFO L225 Difference]: With dead ends: 133 [2019-10-15 03:21:24,943 INFO L226 Difference]: Without dead ends: 80 [2019-10-15 03:21:24,945 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 03:21:24,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2019-10-15 03:21:24,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2019-10-15 03:21:24,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2019-10-15 03:21:24,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 88 transitions. [2019-10-15 03:21:24,969 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 88 transitions. Word has length 43 [2019-10-15 03:21:24,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:24,973 INFO L462 AbstractCegarLoop]: Abstraction has 80 states and 88 transitions. [2019-10-15 03:21:24,973 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 03:21:24,973 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 88 transitions. [2019-10-15 03:21:24,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-15 03:21:24,975 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:24,976 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:21:24,976 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:24,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:24,976 INFO L82 PathProgramCache]: Analyzing trace with hash 882587855, now seen corresponding path program 1 times [2019-10-15 03:21:24,977 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:24,978 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105017795] [2019-10-15 03:21:24,978 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:24,979 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:24,979 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:25,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:25,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:21:25,178 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105017795] [2019-10-15 03:21:25,178 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:21:25,178 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 03:21:25,178 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260929599] [2019-10-15 03:21:25,179 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 03:21:25,179 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:25,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 03:21:25,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 03:21:25,180 INFO L87 Difference]: Start difference. First operand 80 states and 88 transitions. Second operand 7 states. [2019-10-15 03:21:25,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:25,508 INFO L93 Difference]: Finished difference Result 138 states and 155 transitions. [2019-10-15 03:21:25,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 03:21:25,509 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 45 [2019-10-15 03:21:25,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:25,510 INFO L225 Difference]: With dead ends: 138 [2019-10-15 03:21:25,511 INFO L226 Difference]: Without dead ends: 80 [2019-10-15 03:21:25,512 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 03:21:25,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2019-10-15 03:21:25,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2019-10-15 03:21:25,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2019-10-15 03:21:25,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 87 transitions. [2019-10-15 03:21:25,523 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 87 transitions. Word has length 45 [2019-10-15 03:21:25,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:25,524 INFO L462 AbstractCegarLoop]: Abstraction has 80 states and 87 transitions. [2019-10-15 03:21:25,524 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 03:21:25,524 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 87 transitions. [2019-10-15 03:21:25,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-15 03:21:25,526 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:25,527 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:21:25,527 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:25,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:25,527 INFO L82 PathProgramCache]: Analyzing trace with hash -105078793, now seen corresponding path program 1 times [2019-10-15 03:21:25,528 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:25,528 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486537378] [2019-10-15 03:21:25,528 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:25,528 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:25,529 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:25,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:21:25,666 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486537378] [2019-10-15 03:21:25,666 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:21:25,666 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-15 03:21:25,667 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796993771] [2019-10-15 03:21:25,667 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-15 03:21:25,667 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:25,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-15 03:21:25,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-15 03:21:25,668 INFO L87 Difference]: Start difference. First operand 80 states and 87 transitions. Second operand 10 states. [2019-10-15 03:21:26,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:26,204 INFO L93 Difference]: Finished difference Result 237 states and 274 transitions. [2019-10-15 03:21:26,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-15 03:21:26,204 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 53 [2019-10-15 03:21:26,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:26,209 INFO L225 Difference]: With dead ends: 237 [2019-10-15 03:21:26,209 INFO L226 Difference]: Without dead ends: 179 [2019-10-15 03:21:26,211 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-10-15 03:21:26,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2019-10-15 03:21:26,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 171. [2019-10-15 03:21:26,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2019-10-15 03:21:26,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 192 transitions. [2019-10-15 03:21:26,245 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 192 transitions. Word has length 53 [2019-10-15 03:21:26,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:26,246 INFO L462 AbstractCegarLoop]: Abstraction has 171 states and 192 transitions. [2019-10-15 03:21:26,246 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-15 03:21:26,247 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 192 transitions. [2019-10-15 03:21:26,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-15 03:21:26,249 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:26,250 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:21:26,250 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:26,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:26,255 INFO L82 PathProgramCache]: Analyzing trace with hash -1429023295, now seen corresponding path program 1 times [2019-10-15 03:21:26,255 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:26,255 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699645994] [2019-10-15 03:21:26,255 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:26,256 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:26,256 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:26,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:21:26,346 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699645994] [2019-10-15 03:21:26,347 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:21:26,347 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 03:21:26,347 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996044988] [2019-10-15 03:21:26,348 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 03:21:26,348 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:26,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 03:21:26,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 03:21:26,349 INFO L87 Difference]: Start difference. First operand 171 states and 192 transitions. Second operand 3 states. [2019-10-15 03:21:26,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:26,367 INFO L93 Difference]: Finished difference Result 278 states and 320 transitions. [2019-10-15 03:21:26,367 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 03:21:26,368 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2019-10-15 03:21:26,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:26,369 INFO L225 Difference]: With dead ends: 278 [2019-10-15 03:21:26,369 INFO L226 Difference]: Without dead ends: 129 [2019-10-15 03:21:26,371 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 03:21:26,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2019-10-15 03:21:26,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2019-10-15 03:21:26,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2019-10-15 03:21:26,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 136 transitions. [2019-10-15 03:21:26,385 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 136 transitions. Word has length 59 [2019-10-15 03:21:26,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:26,385 INFO L462 AbstractCegarLoop]: Abstraction has 129 states and 136 transitions. [2019-10-15 03:21:26,385 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 03:21:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 136 transitions. [2019-10-15 03:21:26,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-10-15 03:21:26,387 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:21:26,387 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:21:26,388 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:21:26,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:21:26,388 INFO L82 PathProgramCache]: Analyzing trace with hash 191227944, now seen corresponding path program 1 times [2019-10-15 03:21:26,388 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:21:26,388 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729843635] [2019-10-15 03:21:26,389 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:26,389 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:21:26,389 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:21:26,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:26,656 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-15 03:21:26,657 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729843635] [2019-10-15 03:21:26,657 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1368372325] [2019-10-15 03:21:26,657 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 03:21:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:21:26,849 INFO L256 TraceCheckSpWp]: Trace formula consists of 734 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-15 03:21:26,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 03:21:26,958 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-15 03:21:26,958 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 03:21:27,119 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-10-15 03:21:27,119 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-15 03:21:27,120 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [15] total 20 [2019-10-15 03:21:27,120 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878580900] [2019-10-15 03:21:27,124 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 03:21:27,124 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:21:27,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 03:21:27,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2019-10-15 03:21:27,128 INFO L87 Difference]: Start difference. First operand 129 states and 136 transitions. Second operand 7 states. [2019-10-15 03:21:27,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:21:27,363 INFO L93 Difference]: Finished difference Result 131 states and 138 transitions. [2019-10-15 03:21:27,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 03:21:27,363 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 87 [2019-10-15 03:21:27,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:21:27,364 INFO L225 Difference]: With dead ends: 131 [2019-10-15 03:21:27,364 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 03:21:27,365 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 177 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=401, Unknown=0, NotChecked=0, Total=462 [2019-10-15 03:21:27,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 03:21:27,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 03:21:27,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 03:21:27,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 03:21:27,366 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 87 [2019-10-15 03:21:27,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:21:27,367 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 03:21:27,367 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 03:21:27,367 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 03:21:27,367 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 03:21:27,574 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 03:21:27,580 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 03:21:28,381 INFO L443 ceAbstractionStarter]: For program point L225(lines 202 226) no Hoare annotation was computed. [2019-10-15 03:21:28,381 INFO L443 ceAbstractionStarter]: For program point L209(lines 209 213) no Hoare annotation was computed. [2019-10-15 03:21:28,382 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 224) no Hoare annotation was computed. [2019-10-15 03:21:28,382 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 178 233) no Hoare annotation was computed. [2019-10-15 03:21:28,382 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 178 233) no Hoare annotation was computed. [2019-10-15 03:21:28,382 INFO L443 ceAbstractionStarter]: For program point L286(lines 259 287) no Hoare annotation was computed. [2019-10-15 03:21:28,382 INFO L443 ceAbstractionStarter]: For program point L279(line 279) no Hoare annotation was computed. [2019-10-15 03:21:28,382 INFO L443 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2019-10-15 03:21:28,382 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 234 293) no Hoare annotation was computed. [2019-10-15 03:21:28,382 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 234 293) no Hoare annotation was computed. [2019-10-15 03:21:28,382 INFO L443 ceAbstractionStarter]: For program point L266(lines 266 270) no Hoare annotation was computed. [2019-10-15 03:21:28,383 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 234 293) no Hoare annotation was computed. [2019-10-15 03:21:28,383 INFO L443 ceAbstractionStarter]: For program point L260-2(lines 260 285) no Hoare annotation was computed. [2019-10-15 03:21:28,383 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 865 871) the Hoare annotation is: true [2019-10-15 03:21:28,383 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 865 871) no Hoare annotation was computed. [2019-10-15 03:21:28,383 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 872 880) no Hoare annotation was computed. [2019-10-15 03:21:28,383 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 872 880) the Hoare annotation is: true [2019-10-15 03:21:28,384 INFO L439 ceAbstractionStarter]: At program point L512(line 512) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0) (not (= ~systemActive~0 1))) [2019-10-15 03:21:28,384 INFO L443 ceAbstractionStarter]: For program point L512-1(line 512) no Hoare annotation was computed. [2019-10-15 03:21:28,384 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 502 526) the Hoare annotation is: true [2019-10-15 03:21:28,384 INFO L443 ceAbstractionStarter]: For program point L510(lines 510 523) no Hoare annotation was computed. [2019-10-15 03:21:28,384 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 502 526) no Hoare annotation was computed. [2019-10-15 03:21:28,384 INFO L446 ceAbstractionStarter]: At program point L508(line 508) the Hoare annotation is: true [2019-10-15 03:21:28,384 INFO L443 ceAbstractionStarter]: For program point L508-1(line 508) no Hoare annotation was computed. [2019-10-15 03:21:28,384 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 502 526) no Hoare annotation was computed. [2019-10-15 03:21:28,384 INFO L439 ceAbstractionStarter]: At program point L516(line 516) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-15 03:21:28,384 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 520) no Hoare annotation was computed. [2019-10-15 03:21:28,385 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 606 628) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:28,385 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 606 628) no Hoare annotation was computed. [2019-10-15 03:21:28,385 INFO L439 ceAbstractionStarter]: At program point L618(line 618) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 1 ~waterLevel~0) (= main_~tmp~4 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:28,385 INFO L439 ceAbstractionStarter]: At program point L618-1(line 618) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 1 ~waterLevel~0) (= main_~tmp~4 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:28,385 INFO L443 ceAbstractionStarter]: For program point L616(lines 616 623) no Hoare annotation was computed. [2019-10-15 03:21:28,386 INFO L443 ceAbstractionStarter]: For program point L616-1(lines 616 623) no Hoare annotation was computed. [2019-10-15 03:21:28,386 INFO L443 ceAbstractionStarter]: For program point L614(line 614) no Hoare annotation was computed. [2019-10-15 03:21:28,386 INFO L439 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:28,386 INFO L439 ceAbstractionStarter]: At program point L612(line 612) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:28,386 INFO L439 ceAbstractionStarter]: At program point L612-1(line 612) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:28,387 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-10-15 03:21:28,387 INFO L443 ceAbstractionStarter]: For program point L576(line 576) no Hoare annotation was computed. [2019-10-15 03:21:28,387 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 561 584) no Hoare annotation was computed. [2019-10-15 03:21:28,387 INFO L443 ceAbstractionStarter]: For program point L575(line 575) no Hoare annotation was computed. [2019-10-15 03:21:28,387 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-10-15 03:21:28,387 INFO L443 ceAbstractionStarter]: For program point L573(line 573) no Hoare annotation was computed. [2019-10-15 03:21:28,387 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 561 584) no Hoare annotation was computed. [2019-10-15 03:21:28,388 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-10-15 03:21:28,388 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 561 584) no Hoare annotation was computed. [2019-10-15 03:21:28,388 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-10-15 03:21:28,388 INFO L443 ceAbstractionStarter]: For program point L570(line 570) no Hoare annotation was computed. [2019-10-15 03:21:28,388 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-10-15 03:21:28,388 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-10-15 03:21:28,388 INFO L443 ceAbstractionStarter]: For program point L567(line 567) no Hoare annotation was computed. [2019-10-15 03:21:28,389 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-10-15 03:21:28,389 INFO L443 ceAbstractionStarter]: For program point L579(line 579) no Hoare annotation was computed. [2019-10-15 03:21:28,389 INFO L443 ceAbstractionStarter]: For program point L578(line 578) no Hoare annotation was computed. [2019-10-15 03:21:28,389 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 659 665) no Hoare annotation was computed. [2019-10-15 03:21:28,389 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 659 665) the Hoare annotation is: true [2019-10-15 03:21:28,389 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 692 699) no Hoare annotation was computed. [2019-10-15 03:21:28,389 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 692 699) no Hoare annotation was computed. [2019-10-15 03:21:28,389 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 736 744) no Hoare annotation was computed. [2019-10-15 03:21:28,390 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 736 744) the Hoare annotation is: true [2019-10-15 03:21:28,390 INFO L443 ceAbstractionStarter]: For program point L775(line 775) no Hoare annotation was computed. [2019-10-15 03:21:28,390 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 745 780) no Hoare annotation was computed. [2019-10-15 03:21:28,390 INFO L443 ceAbstractionStarter]: For program point L775-1(line 775) no Hoare annotation was computed. [2019-10-15 03:21:28,390 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 745 780) no Hoare annotation was computed. [2019-10-15 03:21:28,390 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 858 864) no Hoare annotation was computed. [2019-10-15 03:21:28,390 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 858 864) the Hoare annotation is: true [2019-10-15 03:21:28,391 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 132 177) no Hoare annotation was computed. [2019-10-15 03:21:28,391 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 132 177) no Hoare annotation was computed. [2019-10-15 03:21:28,391 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 445 490) no Hoare annotation was computed. [2019-10-15 03:21:28,391 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 445 490) no Hoare annotation was computed. [2019-10-15 03:21:28,391 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 593 602) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:28,391 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 593 602) no Hoare annotation was computed. [2019-10-15 03:21:28,392 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 593 602) no Hoare annotation was computed. [2019-10-15 03:21:28,392 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 725 735) the Hoare annotation is: true [2019-10-15 03:21:28,392 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 725 735) no Hoare annotation was computed. [2019-10-15 03:21:28,392 INFO L446 ceAbstractionStarter]: At program point L730(line 730) the Hoare annotation is: true [2019-10-15 03:21:28,392 INFO L443 ceAbstractionStarter]: For program point L730-1(line 730) no Hoare annotation was computed. [2019-10-15 03:21:28,392 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 717 724) the Hoare annotation is: true [2019-10-15 03:21:28,392 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 717 724) no Hoare annotation was computed. [2019-10-15 03:21:28,392 INFO L439 ceAbstractionStarter]: At program point L673(line 673) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 03:21:28,392 INFO L443 ceAbstractionStarter]: For program point L673-1(line 673) no Hoare annotation was computed. [2019-10-15 03:21:28,392 INFO L443 ceAbstractionStarter]: For program point L671(lines 671 688) no Hoare annotation was computed. [2019-10-15 03:21:28,392 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 667 691) no Hoare annotation was computed. [2019-10-15 03:21:28,393 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 667 691) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-15 03:21:28,393 INFO L439 ceAbstractionStarter]: At program point L686(line 686) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-15 03:21:28,393 INFO L443 ceAbstractionStarter]: For program point L686-1(lines 667 691) no Hoare annotation was computed. [2019-10-15 03:21:28,393 INFO L439 ceAbstractionStarter]: At program point L681(line 681) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 03:21:28,393 INFO L439 ceAbstractionStarter]: At program point L677(line 677) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 03:21:28,393 INFO L443 ceAbstractionStarter]: For program point L675(lines 675 683) no Hoare annotation was computed. [2019-10-15 03:21:28,393 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 782 845) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:28,393 INFO L439 ceAbstractionStarter]: At program point L828-2(lines 822 833) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-15 03:21:28,393 INFO L443 ceAbstractionStarter]: For program point L793(lines 792 837) no Hoare annotation was computed. [2019-10-15 03:21:28,393 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 782 845) no Hoare annotation was computed. [2019-10-15 03:21:28,394 INFO L439 ceAbstractionStarter]: At program point L814(line 814) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-15 03:21:28,394 INFO L443 ceAbstractionStarter]: For program point L812(lines 812 818) no Hoare annotation was computed. [2019-10-15 03:21:28,394 INFO L443 ceAbstractionStarter]: For program point L812-1(lines 812 818) no Hoare annotation was computed. [2019-10-15 03:21:28,394 INFO L439 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-15 03:21:28,394 INFO L439 ceAbstractionStarter]: At program point L835(lines 792 837) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-15 03:21:28,394 INFO L443 ceAbstractionStarter]: For program point L802(lines 802 808) no Hoare annotation was computed. [2019-10-15 03:21:28,394 INFO L443 ceAbstractionStarter]: For program point L802-1(lines 802 808) no Hoare annotation was computed. [2019-10-15 03:21:28,394 INFO L439 ceAbstractionStarter]: At program point L838(lines 791 839) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:28,394 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 782 845) no Hoare annotation was computed. [2019-10-15 03:21:28,394 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 399 444) no Hoare annotation was computed. [2019-10-15 03:21:28,394 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 399 444) no Hoare annotation was computed. [2019-10-15 03:21:28,395 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2019-10-15 03:21:28,395 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2019-10-15 03:21:28,395 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 324) no Hoare annotation was computed. [2019-10-15 03:21:28,395 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 296 398) no Hoare annotation was computed. [2019-10-15 03:21:28,395 INFO L443 ceAbstractionStarter]: For program point L345-2(lines 345 365) no Hoare annotation was computed. [2019-10-15 03:21:28,395 INFO L443 ceAbstractionStarter]: For program point L366(lines 344 367) no Hoare annotation was computed. [2019-10-15 03:21:28,395 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 296 398) no Hoare annotation was computed. [2019-10-15 03:21:28,395 INFO L443 ceAbstractionStarter]: For program point L325(lines 325 341) no Hoare annotation was computed. [2019-10-15 03:21:28,395 INFO L443 ceAbstractionStarter]: For program point L346(lines 345 365) no Hoare annotation was computed. [2019-10-15 03:21:28,395 INFO L443 ceAbstractionStarter]: For program point L377(line 377) no Hoare annotation was computed. [2019-10-15 03:21:28,395 INFO L443 ceAbstractionStarter]: For program point L377-1(line 377) no Hoare annotation was computed. [2019-10-15 03:21:28,395 INFO L443 ceAbstractionStarter]: For program point L342(lines 342 383) no Hoare annotation was computed. [2019-10-15 03:21:28,396 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 296 398) no Hoare annotation was computed. [2019-10-15 03:21:28,396 INFO L443 ceAbstractionStarter]: For program point L361(line 361) no Hoare annotation was computed. [2019-10-15 03:21:28,396 INFO L443 ceAbstractionStarter]: For program point L361-1(line 361) no Hoare annotation was computed. [2019-10-15 03:21:28,396 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 848 857) no Hoare annotation was computed. [2019-10-15 03:21:28,396 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 848 857) no Hoare annotation was computed. [2019-10-15 03:21:28,396 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-15 03:21:28,396 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:21:28,396 INFO L443 ceAbstractionStarter]: For program point L705(line 705) no Hoare annotation was computed. [2019-10-15 03:21:28,396 INFO L443 ceAbstractionStarter]: For program point L705-1(line 705) no Hoare annotation was computed. [2019-10-15 03:21:28,396 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 700 716) no Hoare annotation was computed. [2019-10-15 03:21:28,396 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 700 716) no Hoare annotation was computed. [2019-10-15 03:21:28,396 INFO L443 ceAbstractionStarter]: For program point L711(line 711) no Hoare annotation was computed. [2019-10-15 03:21:28,397 INFO L443 ceAbstractionStarter]: For program point L711-1(lines 700 716) no Hoare annotation was computed. [2019-10-15 03:21:28,397 INFO L443 ceAbstractionStarter]: For program point L707(lines 707 713) no Hoare annotation was computed. [2019-10-15 03:21:28,397 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2019-10-15 03:21:28,397 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2019-10-15 03:21:28,397 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2019-10-15 03:21:28,397 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2019-10-15 03:21:28,397 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:21:28,398 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 03:21:28,398 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2019-10-15 03:21:28,398 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2019-10-15 03:21:28,398 INFO L439 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 03:21:28,398 INFO L443 ceAbstractionStarter]: For program point L639(lines 638 657) no Hoare annotation was computed. [2019-10-15 03:21:28,398 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 635 658) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-15 03:21:28,398 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 635 658) no Hoare annotation was computed. [2019-10-15 03:21:28,398 INFO L439 ceAbstractionStarter]: At program point L648(line 648) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-15 03:21:28,398 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 635 658) no Hoare annotation was computed. [2019-10-15 03:21:28,399 INFO L439 ceAbstractionStarter]: At program point L646(lines 646 652) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-15 03:21:28,399 INFO L443 ceAbstractionStarter]: For program point L544(lines 544 548) no Hoare annotation was computed. [2019-10-15 03:21:28,399 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 530 559) no Hoare annotation was computed. [2019-10-15 03:21:28,399 INFO L446 ceAbstractionStarter]: At program point L544-1(lines 544 548) the Hoare annotation is: true [2019-10-15 03:21:28,399 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 530 559) the Hoare annotation is: true [2019-10-15 03:21:28,399 INFO L446 ceAbstractionStarter]: At program point L540-2(lines 540 554) the Hoare annotation is: true [2019-10-15 03:21:28,399 INFO L446 ceAbstractionStarter]: At program point L536(line 536) the Hoare annotation is: true [2019-10-15 03:21:28,399 INFO L443 ceAbstractionStarter]: For program point L536-1(line 536) no Hoare annotation was computed. [2019-10-15 03:21:28,399 INFO L446 ceAbstractionStarter]: At program point L555(lines 530 559) the Hoare annotation is: true [2019-10-15 03:21:28,399 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-10-15 03:21:28,399 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2019-10-15 03:21:28,399 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2019-10-15 03:21:28,400 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 585 591) no Hoare annotation was computed. [2019-10-15 03:21:28,400 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 585 591) the Hoare annotation is: true [2019-10-15 03:21:28,400 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:21:28,400 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-15 03:21:28,400 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 03:21:28,400 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 03:21:28,400 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2019-10-15 03:21:28,401 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-15 03:21:28,401 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2019-10-15 03:21:28,401 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 492 499) the Hoare annotation is: true [2019-10-15 03:21:28,401 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 492 499) no Hoare annotation was computed. [2019-10-15 03:21:28,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 03:21:28 BoogieIcfgContainer [2019-10-15 03:21:28,415 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 03:21:28,420 INFO L168 Benchmark]: Toolchain (without parser) took 6701.98 ms. Allocated memory was 137.4 MB in the beginning and 299.4 MB in the end (delta: 162.0 MB). Free memory was 101.4 MB in the beginning and 121.8 MB in the end (delta: -20.3 MB). Peak memory consumption was 141.7 MB. Max. memory is 7.1 GB. [2019-10-15 03:21:28,422 INFO L168 Benchmark]: CDTParser took 0.88 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 03:21:28,423 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.77 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 101.2 MB in the beginning and 168.0 MB in the end (delta: -66.7 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. [2019-10-15 03:21:28,424 INFO L168 Benchmark]: Boogie Preprocessor took 112.21 ms. Allocated memory is still 200.8 MB. Free memory was 168.0 MB in the beginning and 163.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-15 03:21:28,425 INFO L168 Benchmark]: RCFGBuilder took 1641.54 ms. Allocated memory was 200.8 MB in the beginning and 231.7 MB in the end (delta: 30.9 MB). Free memory was 163.8 MB in the beginning and 152.2 MB in the end (delta: 11.6 MB). Peak memory consumption was 84.5 MB. Max. memory is 7.1 GB. [2019-10-15 03:21:28,426 INFO L168 Benchmark]: TraceAbstraction took 4317.87 ms. Allocated memory was 231.7 MB in the beginning and 299.4 MB in the end (delta: 67.6 MB). Free memory was 152.2 MB in the beginning and 121.8 MB in the end (delta: 30.4 MB). Peak memory consumption was 98.0 MB. Max. memory is 7.1 GB. [2019-10-15 03:21:28,431 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 623.77 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 101.2 MB in the beginning and 168.0 MB in the end (delta: -66.7 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.21 ms. Allocated memory is still 200.8 MB. Free memory was 168.0 MB in the beginning and 163.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1641.54 ms. Allocated memory was 200.8 MB in the beginning and 231.7 MB in the end (delta: 30.9 MB). Free memory was 163.8 MB in the beginning and 152.2 MB in the end (delta: 11.6 MB). Peak memory consumption was 84.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4317.87 ms. Allocated memory was 231.7 MB in the beginning and 299.4 MB in the end (delta: 67.6 MB). Free memory was 152.2 MB in the beginning and 121.8 MB in the end (delta: 30.4 MB). Peak memory consumption was 98.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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 1 specifications checked. All of them hold - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || (0 == splverifierCounter && pumpRunning == 0) - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 167 locations, 1 error locations. Result: SAFE, OverallTime: 4.2s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 508 SDtfs, 281 SDslu, 1053 SDs, 0 SdLazy, 404 SolverSat, 25 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 244 GetRequests, 195 SyntacticMatches, 2 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=171occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 260 PreInvPairs, 278 NumberOfFragments, 524 HoareAnnotationTreeSize, 260 FomulaSimplifications, 119 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 49 FomulaSimplificationsInter, 804 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 416 NumberOfCodeBlocks, 416 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 495 ConstructedInterpolants, 0 QuantifiedInterpolants, 61157 SizeOfPredicates, 2 NumberOfNonLiveVariables, 734 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 66/81 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...