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_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:16:40,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:16:40,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:16:40,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:16:40,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:16:40,503 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:16:40,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:16:40,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:16:40,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:16:40,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:16:40,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:16:40,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:16:40,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:16:40,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:16:40,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:16:40,530 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:16:40,531 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:16:40,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:16:40,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:16:40,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:16:40,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:16:40,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:16:40,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:16:40,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:16:40,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:16:40,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:16:40,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:16:40,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:16:40,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:16:40,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:16:40,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:16:40,560 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:16:40,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:16:40,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:16:40,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:16:40,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:16:40,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:16:40,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:16:40,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:16:40,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:16:40,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:16:40,567 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 [2019-10-13 23:16:40,593 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:16:40,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:16:40,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:16:40,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:16:40,596 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:16:40,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:16:40,598 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:16:40,598 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:16:40,599 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:16:40,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:16:40,599 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:16:40,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:16:40,600 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:16:40,600 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:16:40,601 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:16:40,601 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:16:40,601 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:16:40,601 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:16:40,601 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:16:40,602 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:16:40,602 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:16:40,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:16:40,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:16:40,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:16:40,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:16:40,605 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:16:40,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:16:40,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:16:40,606 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 [2019-10-13 23:16:40,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:16:40,884 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:16:40,888 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:16:40,889 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:16:40,890 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:16:40,891 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product15.cil.c [2019-10-13 23:16:40,972 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c614d344e/015fd5f7623e4b03b607efcf81505567/FLAGa75a0f158 [2019-10-13 23:16:41,476 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:16:41,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product15.cil.c [2019-10-13 23:16:41,493 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c614d344e/015fd5f7623e4b03b607efcf81505567/FLAGa75a0f158 [2019-10-13 23:16:41,764 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c614d344e/015fd5f7623e4b03b607efcf81505567 [2019-10-13 23:16:41,773 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:16:41,774 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:16:41,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:16:41,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:16:41,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:16:41,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:16:41" (1/1) ... [2019-10-13 23:16:41,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9061149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:41, skipping insertion in model container [2019-10-13 23:16:41,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:16:41" (1/1) ... [2019-10-13 23:16:41,790 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:16:41,844 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:16:42,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:16:42,268 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:16:42,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:16:42,399 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:16:42,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42 WrapperNode [2019-10-13 23:16:42,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:16:42,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:16:42,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:16:42,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:16:42,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (1/1) ... [2019-10-13 23:16:42,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (1/1) ... [2019-10-13 23:16:42,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (1/1) ... [2019-10-13 23:16:42,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (1/1) ... [2019-10-13 23:16:42,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (1/1) ... [2019-10-13 23:16:42,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (1/1) ... [2019-10-13 23:16:42,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (1/1) ... [2019-10-13 23:16:42,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:16:42,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:16:42,508 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:16:42,508 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:16:42,509 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (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 [2019-10-13 23:16:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:16:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:16:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:16:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:16:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:16:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:16:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:16:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:16:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:16:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:16:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:16:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:16:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-13 23:16:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:16:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:16:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:16:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:16:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:16:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 23:16:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:16:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:16:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:16:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:16:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:16:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:16:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:16:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:16:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:16:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:16:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:16:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:16:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:16:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:16:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:16:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:16:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:16:42,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 23:16:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:16:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:16:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:16:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:16:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:16:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:16:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:16:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:16:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:16:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:16:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 23:16:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:16:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:16:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:16:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:16:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:16:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:16:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:16:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:16:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:16:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:16:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 23:16:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:16:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:16:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:16:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-13 23:16:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:16:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:16:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:16:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:16:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:16:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:16:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:16:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:16:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:16:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:16:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:16:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:16:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:16:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:16:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:16:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:16:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:16:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:16:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:16:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:16:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:16:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:16:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:16:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:16:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:16:44,457 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:16:44,457 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:16:44,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:16:44 BoogieIcfgContainer [2019-10-13 23:16:44,459 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:16:44,460 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:16:44,460 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:16:44,464 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:16:44,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:16:41" (1/3) ... [2019-10-13 23:16:44,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@241a2d49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:16:44, skipping insertion in model container [2019-10-13 23:16:44,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:42" (2/3) ... [2019-10-13 23:16:44,466 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@241a2d49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:16:44, skipping insertion in model container [2019-10-13 23:16:44,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:16:44" (3/3) ... [2019-10-13 23:16:44,468 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product15.cil.c [2019-10-13 23:16:44,478 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:16:44,488 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:16:44,500 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:16:44,528 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:16:44,528 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:16:44,528 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:16:44,528 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:16:44,529 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:16:44,529 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:16:44,529 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:16:44,529 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:16:44,553 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2019-10-13 23:16:44,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-13 23:16:44,563 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:44,564 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] [2019-10-13 23:16:44,566 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:44,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:44,572 INFO L82 PathProgramCache]: Analyzing trace with hash -1629336143, now seen corresponding path program 1 times [2019-10-13 23:16:44,582 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:44,582 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987873799] [2019-10-13 23:16:44,583 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:44,583 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:44,583 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:44,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:44,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:44,987 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987873799] [2019-10-13 23:16:44,987 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:44,988 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:16:44,989 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694698159] [2019-10-13 23:16:44,993 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:16:44,994 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:45,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:16:45,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:16:45,006 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2019-10-13 23:16:45,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:45,041 INFO L93 Difference]: Finished difference Result 189 states and 232 transitions. [2019-10-13 23:16:45,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:16:45,043 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2019-10-13 23:16:45,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:45,054 INFO L225 Difference]: With dead ends: 189 [2019-10-13 23:16:45,055 INFO L226 Difference]: Without dead ends: 95 [2019-10-13 23:16:45,059 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 [2019-10-13 23:16:45,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2019-10-13 23:16:45,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2019-10-13 23:16:45,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-10-13 23:16:45,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2019-10-13 23:16:45,117 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 42 [2019-10-13 23:16:45,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:45,119 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2019-10-13 23:16:45,119 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:16:45,119 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2019-10-13 23:16:45,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-13 23:16:45,125 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:45,125 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] [2019-10-13 23:16:45,125 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:45,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:45,127 INFO L82 PathProgramCache]: Analyzing trace with hash -1892702408, now seen corresponding path program 1 times [2019-10-13 23:16:45,127 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:45,127 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389258444] [2019-10-13 23:16:45,128 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:45,128 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:45,128 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:45,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:45,317 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389258444] [2019-10-13 23:16:45,318 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:45,318 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:16:45,318 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401763851] [2019-10-13 23:16:45,320 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:16:45,321 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:45,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:16:45,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:16:45,322 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 3 states. [2019-10-13 23:16:45,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:45,366 INFO L93 Difference]: Finished difference Result 140 states and 160 transitions. [2019-10-13 23:16:45,367 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:16:45,367 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-13 23:16:45,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:45,371 INFO L225 Difference]: With dead ends: 140 [2019-10-13 23:16:45,372 INFO L226 Difference]: Without dead ends: 87 [2019-10-13 23:16:45,374 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 [2019-10-13 23:16:45,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2019-10-13 23:16:45,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2019-10-13 23:16:45,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2019-10-13 23:16:45,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 99 transitions. [2019-10-13 23:16:45,401 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 99 transitions. Word has length 43 [2019-10-13 23:16:45,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:45,402 INFO L462 AbstractCegarLoop]: Abstraction has 87 states and 99 transitions. [2019-10-13 23:16:45,402 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:16:45,402 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2019-10-13 23:16:45,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 23:16:45,404 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:45,405 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] [2019-10-13 23:16:45,405 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:45,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:45,406 INFO L82 PathProgramCache]: Analyzing trace with hash -1435581373, now seen corresponding path program 1 times [2019-10-13 23:16:45,406 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:45,406 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531379575] [2019-10-13 23:16:45,406 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:45,407 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:45,407 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:45,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:45,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:45,614 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531379575] [2019-10-13 23:16:45,615 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:45,615 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:16:45,615 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570188452] [2019-10-13 23:16:45,621 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:16:45,621 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:45,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:16:45,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:16:45,622 INFO L87 Difference]: Start difference. First operand 87 states and 99 transitions. Second operand 7 states. [2019-10-13 23:16:46,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:46,043 INFO L93 Difference]: Finished difference Result 261 states and 310 transitions. [2019-10-13 23:16:46,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 23:16:46,044 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2019-10-13 23:16:46,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:46,049 INFO L225 Difference]: With dead ends: 261 [2019-10-13 23:16:46,050 INFO L226 Difference]: Without dead ends: 196 [2019-10-13 23:16:46,051 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:16:46,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2019-10-13 23:16:46,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 188. [2019-10-13 23:16:46,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2019-10-13 23:16:46,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 223 transitions. [2019-10-13 23:16:46,113 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 223 transitions. Word has length 46 [2019-10-13 23:16:46,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:46,114 INFO L462 AbstractCegarLoop]: Abstraction has 188 states and 223 transitions. [2019-10-13 23:16:46,114 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:16:46,114 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 223 transitions. [2019-10-13 23:16:46,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 23:16:46,117 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:46,117 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] [2019-10-13 23:16:46,119 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:46,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:46,120 INFO L82 PathProgramCache]: Analyzing trace with hash -1111662285, now seen corresponding path program 1 times [2019-10-13 23:16:46,120 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:46,120 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686689252] [2019-10-13 23:16:46,120 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:46,121 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:46,121 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:46,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:46,319 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686689252] [2019-10-13 23:16:46,319 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:46,319 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 23:16:46,320 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022119785] [2019-10-13 23:16:46,320 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 23:16:46,320 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:46,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 23:16:46,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:16:46,321 INFO L87 Difference]: Start difference. First operand 188 states and 223 transitions. Second operand 10 states. [2019-10-13 23:16:46,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:46,938 INFO L93 Difference]: Finished difference Result 647 states and 814 transitions. [2019-10-13 23:16:46,938 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 23:16:46,938 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 51 [2019-10-13 23:16:46,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:46,945 INFO L225 Difference]: With dead ends: 647 [2019-10-13 23:16:46,945 INFO L226 Difference]: Without dead ends: 481 [2019-10-13 23:16:46,948 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 [2019-10-13 23:16:46,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2019-10-13 23:16:47,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 457. [2019-10-13 23:16:47,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 457 states. [2019-10-13 23:16:47,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 560 transitions. [2019-10-13 23:16:47,029 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 560 transitions. Word has length 51 [2019-10-13 23:16:47,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:47,032 INFO L462 AbstractCegarLoop]: Abstraction has 457 states and 560 transitions. [2019-10-13 23:16:47,032 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 23:16:47,032 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 560 transitions. [2019-10-13 23:16:47,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 23:16:47,041 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:47,041 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] [2019-10-13 23:16:47,041 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:47,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:47,042 INFO L82 PathProgramCache]: Analyzing trace with hash -1781025179, now seen corresponding path program 1 times [2019-10-13 23:16:47,042 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:47,042 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073099408] [2019-10-13 23:16:47,042 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:47,043 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:47,043 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:47,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:47,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:47,119 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073099408] [2019-10-13 23:16:47,119 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:47,119 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 23:16:47,120 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347893878] [2019-10-13 23:16:47,120 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-13 23:16:47,121 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:47,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-13 23:16:47,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-13 23:16:47,121 INFO L87 Difference]: Start difference. First operand 457 states and 560 transitions. Second operand 4 states. [2019-10-13 23:16:47,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:47,279 INFO L93 Difference]: Finished difference Result 790 states and 1003 transitions. [2019-10-13 23:16:47,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 23:16:47,280 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 57 [2019-10-13 23:16:47,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:47,283 INFO L225 Difference]: With dead ends: 790 [2019-10-13 23:16:47,283 INFO L226 Difference]: Without dead ends: 355 [2019-10-13 23:16:47,287 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-13 23:16:47,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2019-10-13 23:16:47,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 343. [2019-10-13 23:16:47,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 343 states. [2019-10-13 23:16:47,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 390 transitions. [2019-10-13 23:16:47,317 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 390 transitions. Word has length 57 [2019-10-13 23:16:47,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:47,318 INFO L462 AbstractCegarLoop]: Abstraction has 343 states and 390 transitions. [2019-10-13 23:16:47,318 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-13 23:16:47,318 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 390 transitions. [2019-10-13 23:16:47,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-10-13 23:16:47,320 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:47,320 INFO L380 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:16:47,321 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:47,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:47,321 INFO L82 PathProgramCache]: Analyzing trace with hash 390031924, now seen corresponding path program 1 times [2019-10-13 23:16:47,321 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:47,322 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711002463] [2019-10-13 23:16:47,322 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:47,322 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:47,322 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:47,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:47,423 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-10-13 23:16:47,423 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711002463] [2019-10-13 23:16:47,423 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [414617060] [2019-10-13 23:16:47,424 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 [2019-10-13 23:16:47,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:47,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-13 23:16:47,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 23:16:47,716 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-13 23:16:47,717 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 23:16:47,846 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-13 23:16:47,847 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-13 23:16:47,847 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [7] total 9 [2019-10-13 23:16:47,848 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090988651] [2019-10-13 23:16:47,849 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:16:47,850 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:47,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:16:47,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2019-10-13 23:16:47,850 INFO L87 Difference]: Start difference. First operand 343 states and 390 transitions. Second operand 7 states. [2019-10-13 23:16:48,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:48,078 INFO L93 Difference]: Finished difference Result 349 states and 396 transitions. [2019-10-13 23:16:48,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:16:48,078 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 78 [2019-10-13 23:16:48,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:48,079 INFO L225 Difference]: With dead ends: 349 [2019-10-13 23:16:48,079 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:16:48,081 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2019-10-13 23:16:48,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:16:48,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:16:48,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:16:48,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:16:48,083 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 78 [2019-10-13 23:16:48,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:48,083 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:16:48,083 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:16:48,084 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:16:48,084 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:16:48,290 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:16:48,297 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:16:49,489 INFO L443 ceAbstractionStarter]: For program point L415(lines 415 419) no Hoare annotation was computed. [2019-10-13 23:16:49,490 INFO L443 ceAbstractionStarter]: For program point L409-2(lines 409 430) no Hoare annotation was computed. [2019-10-13 23:16:49,490 INFO L443 ceAbstractionStarter]: For program point L431(lines 408 432) no Hoare annotation was computed. [2019-10-13 23:16:49,490 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 384 439) no Hoare annotation was computed. [2019-10-13 23:16:49,490 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 384 439) no Hoare annotation was computed. [2019-10-13 23:16:49,491 INFO L443 ceAbstractionStarter]: For program point L472(lines 472 476) no Hoare annotation was computed. [2019-10-13 23:16:49,491 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 440 499) no Hoare annotation was computed. [2019-10-13 23:16:49,491 INFO L443 ceAbstractionStarter]: For program point L466-2(lines 466 491) no Hoare annotation was computed. [2019-10-13 23:16:49,491 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 440 499) no Hoare annotation was computed. [2019-10-13 23:16:49,491 INFO L443 ceAbstractionStarter]: For program point L492(lines 465 493) no Hoare annotation was computed. [2019-10-13 23:16:49,491 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 440 499) no Hoare annotation was computed. [2019-10-13 23:16:49,491 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-10-13 23:16:49,492 INFO L443 ceAbstractionStarter]: For program point L485-1(line 485) no Hoare annotation was computed. [2019-10-13 23:16:49,492 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-13 23:16:49,492 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-13 23:16:49,492 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-13 23:16:49,492 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-13 23:16:49,492 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 875 899) the Hoare annotation is: true [2019-10-13 23:16:49,492 INFO L439 ceAbstractionStarter]: At program point L889(line 889) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 23:16:49,493 INFO L443 ceAbstractionStarter]: For program point L887(lines 887 893) no Hoare annotation was computed. [2019-10-13 23:16:49,493 INFO L439 ceAbstractionStarter]: At program point L885(line 885) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0)) [2019-10-13 23:16:49,493 INFO L443 ceAbstractionStarter]: For program point L885-1(line 885) no Hoare annotation was computed. [2019-10-13 23:16:49,493 INFO L443 ceAbstractionStarter]: For program point L883(lines 883 896) no Hoare annotation was computed. [2019-10-13 23:16:49,493 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 875 899) no Hoare annotation was computed. [2019-10-13 23:16:49,493 INFO L443 ceAbstractionStarter]: For program point L883-1(lines 875 899) no Hoare annotation was computed. [2019-10-13 23:16:49,493 INFO L446 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: true [2019-10-13 23:16:49,493 INFO L443 ceAbstractionStarter]: For program point L881-1(line 881) no Hoare annotation was computed. [2019-10-13 23:16:49,494 INFO L439 ceAbstractionStarter]: At program point L863(line 863) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= main_~tmp~6 ~systemActive~0) (= main_~tmp~6 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,494 INFO L439 ceAbstractionStarter]: At program point L863-1(line 863) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= main_~tmp~6 ~systemActive~0) (= main_~tmp~6 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,494 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 851 873) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,494 INFO L443 ceAbstractionStarter]: For program point L861(lines 861 868) no Hoare annotation was computed. [2019-10-13 23:16:49,494 INFO L443 ceAbstractionStarter]: For program point L861-1(lines 861 868) no Hoare annotation was computed. [2019-10-13 23:16:49,495 INFO L443 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2019-10-13 23:16:49,495 INFO L439 ceAbstractionStarter]: At program point L858(line 858) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,495 INFO L439 ceAbstractionStarter]: At program point L857(line 857) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,495 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 851 873) no Hoare annotation was computed. [2019-10-13 23:16:49,495 INFO L439 ceAbstractionStarter]: At program point L857-1(line 857) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,496 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 810 833) no Hoare annotation was computed. [2019-10-13 23:16:49,496 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 810 833) no Hoare annotation was computed. [2019-10-13 23:16:49,496 INFO L443 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2019-10-13 23:16:49,496 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 810 833) no Hoare annotation was computed. [2019-10-13 23:16:49,496 INFO L443 ceAbstractionStarter]: For program point L827(line 827) no Hoare annotation was computed. [2019-10-13 23:16:49,496 INFO L443 ceAbstractionStarter]: For program point L826(line 826) no Hoare annotation was computed. [2019-10-13 23:16:49,496 INFO L443 ceAbstractionStarter]: For program point L825(line 825) no Hoare annotation was computed. [2019-10-13 23:16:49,497 INFO L443 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2019-10-13 23:16:49,497 INFO L443 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2019-10-13 23:16:49,497 INFO L443 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2019-10-13 23:16:49,497 INFO L443 ceAbstractionStarter]: For program point L821(line 821) no Hoare annotation was computed. [2019-10-13 23:16:49,497 INFO L443 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2019-10-13 23:16:49,497 INFO L443 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2019-10-13 23:16:49,497 INFO L443 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2019-10-13 23:16:49,497 INFO L443 ceAbstractionStarter]: For program point L817(line 817) no Hoare annotation was computed. [2019-10-13 23:16:49,498 INFO L443 ceAbstractionStarter]: For program point L816(line 816) no Hoare annotation was computed. [2019-10-13 23:16:49,498 INFO L443 ceAbstractionStarter]: For program point L815(line 815) no Hoare annotation was computed. [2019-10-13 23:16:49,498 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 194 200) no Hoare annotation was computed. [2019-10-13 23:16:49,498 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 194 200) the Hoare annotation is: true [2019-10-13 23:16:49,498 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 316 330) no Hoare annotation was computed. [2019-10-13 23:16:49,498 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 326) no Hoare annotation was computed. [2019-10-13 23:16:49,498 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 316 330) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 23:16:49,499 INFO L439 ceAbstractionStarter]: At program point L322(line 322) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 23:16:49,499 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 227 234) no Hoare annotation was computed. [2019-10-13 23:16:49,499 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 227 234) no Hoare annotation was computed. [2019-10-13 23:16:49,499 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 271 279) no Hoare annotation was computed. [2019-10-13 23:16:49,499 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 271 279) the Hoare annotation is: true [2019-10-13 23:16:49,499 INFO L443 ceAbstractionStarter]: For program point L310(line 310) no Hoare annotation was computed. [2019-10-13 23:16:49,499 INFO L443 ceAbstractionStarter]: For program point L310-1(line 310) no Hoare annotation was computed. [2019-10-13 23:16:49,500 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 280 315) no Hoare annotation was computed. [2019-10-13 23:16:49,500 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 280 315) no Hoare annotation was computed. [2019-10-13 23:16:49,500 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-13 23:16:49,500 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-13 23:16:49,500 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 338 383) no Hoare annotation was computed. [2019-10-13 23:16:49,500 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 338 383) no Hoare annotation was computed. [2019-10-13 23:16:49,500 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 651 696) no Hoare annotation was computed. [2019-10-13 23:16:49,501 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 651 696) no Hoare annotation was computed. [2019-10-13 23:16:49,501 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 841 850) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,501 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 841 850) no Hoare annotation was computed. [2019-10-13 23:16:49,501 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 841 850) no Hoare annotation was computed. [2019-10-13 23:16:49,501 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 260 270) the Hoare annotation is: true [2019-10-13 23:16:49,501 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 260 270) no Hoare annotation was computed. [2019-10-13 23:16:49,501 INFO L446 ceAbstractionStarter]: At program point L265(line 265) the Hoare annotation is: true [2019-10-13 23:16:49,502 INFO L443 ceAbstractionStarter]: For program point L265-1(line 265) no Hoare annotation was computed. [2019-10-13 23:16:49,502 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 252 259) the Hoare annotation is: true [2019-10-13 23:16:49,502 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 252 259) no Hoare annotation was computed. [2019-10-13 23:16:49,502 INFO L439 ceAbstractionStarter]: At program point L221(line 221) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:16:49,502 INFO L443 ceAbstractionStarter]: For program point L221-1(lines 202 226) no Hoare annotation was computed. [2019-10-13 23:16:49,502 INFO L439 ceAbstractionStarter]: At program point L216(line 216) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:16:49,502 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 202 226) no Hoare annotation was computed. [2019-10-13 23:16:49,503 INFO L439 ceAbstractionStarter]: At program point L212(line 212) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:16:49,503 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 202 226) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:16:49,503 INFO L443 ceAbstractionStarter]: For program point L210(lines 210 218) no Hoare annotation was computed. [2019-10-13 23:16:49,503 INFO L439 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:16:49,503 INFO L443 ceAbstractionStarter]: For program point L208-1(line 208) no Hoare annotation was computed. [2019-10-13 23:16:49,503 INFO L443 ceAbstractionStarter]: For program point L206(lines 206 223) no Hoare annotation was computed. [2019-10-13 23:16:49,503 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 92 157) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,504 INFO L439 ceAbstractionStarter]: At program point L124(line 124) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,504 INFO L443 ceAbstractionStarter]: For program point L122(lines 122 128) no Hoare annotation was computed. [2019-10-13 23:16:49,504 INFO L443 ceAbstractionStarter]: For program point L122-1(lines 122 128) no Hoare annotation was computed. [2019-10-13 23:16:49,504 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 92 157) no Hoare annotation was computed. [2019-10-13 23:16:49,504 INFO L439 ceAbstractionStarter]: At program point L147(lines 102 149) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,504 INFO L439 ceAbstractionStarter]: At program point L114(line 114) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,505 INFO L443 ceAbstractionStarter]: For program point L112(lines 112 118) no Hoare annotation was computed. [2019-10-13 23:16:49,505 INFO L443 ceAbstractionStarter]: For program point L112-1(lines 112 118) no Hoare annotation was computed. [2019-10-13 23:16:49,505 INFO L439 ceAbstractionStarter]: At program point L150(lines 101 151) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,505 INFO L439 ceAbstractionStarter]: At program point L140(line 140) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,505 INFO L443 ceAbstractionStarter]: For program point L138(lines 138 144) no Hoare annotation was computed. [2019-10-13 23:16:49,505 INFO L439 ceAbstractionStarter]: At program point L138-1(lines 132 145) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,505 INFO L443 ceAbstractionStarter]: For program point L103(lines 102 149) no Hoare annotation was computed. [2019-10-13 23:16:49,505 INFO L443 ceAbstractionStarter]: For program point L132(lines 132 145) no Hoare annotation was computed. [2019-10-13 23:16:49,506 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 92 157) no Hoare annotation was computed. [2019-10-13 23:16:49,506 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 605 650) no Hoare annotation was computed. [2019-10-13 23:16:49,506 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 605 650) no Hoare annotation was computed. [2019-10-13 23:16:49,506 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 746 768) no Hoare annotation was computed. [2019-10-13 23:16:49,506 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 746 768) no Hoare annotation was computed. [2019-10-13 23:16:49,506 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-13 23:16:49,506 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-13 23:16:49,506 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 502 604) no Hoare annotation was computed. [2019-10-13 23:16:49,507 INFO L443 ceAbstractionStarter]: For program point L572(lines 550 573) no Hoare annotation was computed. [2019-10-13 23:16:49,507 INFO L443 ceAbstractionStarter]: For program point L531(lines 531 547) no Hoare annotation was computed. [2019-10-13 23:16:49,507 INFO L443 ceAbstractionStarter]: For program point L552(lines 551 571) no Hoare annotation was computed. [2019-10-13 23:16:49,507 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-10-13 23:16:49,507 INFO L443 ceAbstractionStarter]: For program point L583-1(line 583) no Hoare annotation was computed. [2019-10-13 23:16:49,507 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 502 604) no Hoare annotation was computed. [2019-10-13 23:16:49,507 INFO L443 ceAbstractionStarter]: For program point L548(lines 548 589) no Hoare annotation was computed. [2019-10-13 23:16:49,508 INFO L443 ceAbstractionStarter]: For program point L567(line 567) no Hoare annotation was computed. [2019-10-13 23:16:49,508 INFO L443 ceAbstractionStarter]: For program point L567-1(line 567) no Hoare annotation was computed. [2019-10-13 23:16:49,508 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 502 604) no Hoare annotation was computed. [2019-10-13 23:16:49,508 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 530) no Hoare annotation was computed. [2019-10-13 23:16:49,508 INFO L443 ceAbstractionStarter]: For program point L551-2(lines 551 571) no Hoare annotation was computed. [2019-10-13 23:16:49,508 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 23:16:49,508 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:49,509 INFO L443 ceAbstractionStarter]: For program point L240(line 240) no Hoare annotation was computed. [2019-10-13 23:16:49,509 INFO L443 ceAbstractionStarter]: For program point L240-1(line 240) no Hoare annotation was computed. [2019-10-13 23:16:49,509 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 235 251) no Hoare annotation was computed. [2019-10-13 23:16:49,509 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 235 251) no Hoare annotation was computed. [2019-10-13 23:16:49,509 INFO L443 ceAbstractionStarter]: For program point L246(line 246) no Hoare annotation was computed. [2019-10-13 23:16:49,509 INFO L443 ceAbstractionStarter]: For program point L246-1(lines 235 251) no Hoare annotation was computed. [2019-10-13 23:16:49,509 INFO L443 ceAbstractionStarter]: For program point L242(lines 242 248) no Hoare annotation was computed. [2019-10-13 23:16:49,509 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 769 777) the Hoare annotation is: true [2019-10-13 23:16:49,509 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 769 777) no Hoare annotation was computed. [2019-10-13 23:16:49,510 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 725 736) the Hoare annotation is: true [2019-10-13 23:16:49,510 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 725 736) no Hoare annotation was computed. [2019-10-13 23:16:49,510 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:49,510 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:16:49,510 INFO L439 ceAbstractionStarter]: At program point L183(line 183) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)) (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))))) [2019-10-13 23:16:49,510 INFO L439 ceAbstractionStarter]: At program point L181(lines 181 187) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)) (or .cse0 (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0)) (or .cse0 (= ~pumpRunning~0 0)))) [2019-10-13 23:16:49,510 INFO L439 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 23:16:49,510 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 170 193) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)) (or .cse0 (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0)) (or .cse0 (= ~pumpRunning~0 0)))) [2019-10-13 23:16:49,510 INFO L443 ceAbstractionStarter]: For program point L174(lines 173 192) no Hoare annotation was computed. [2019-10-13 23:16:49,510 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 170 193) no Hoare annotation was computed. [2019-10-13 23:16:49,510 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 170 193) no Hoare annotation was computed. [2019-10-13 23:16:49,511 INFO L443 ceAbstractionStarter]: For program point L801(line 801) no Hoare annotation was computed. [2019-10-13 23:16:49,511 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 780 809) no Hoare annotation was computed. [2019-10-13 23:16:49,511 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 780 809) the Hoare annotation is: true [2019-10-13 23:16:49,511 INFO L443 ceAbstractionStarter]: For program point L794(lines 794 798) no Hoare annotation was computed. [2019-10-13 23:16:49,511 INFO L446 ceAbstractionStarter]: At program point L794-1(lines 794 798) the Hoare annotation is: true [2019-10-13 23:16:49,511 INFO L446 ceAbstractionStarter]: At program point L790-2(lines 790 804) the Hoare annotation is: true [2019-10-13 23:16:49,511 INFO L446 ceAbstractionStarter]: At program point L786(line 786) the Hoare annotation is: true [2019-10-13 23:16:49,511 INFO L443 ceAbstractionStarter]: For program point L786-1(line 786) no Hoare annotation was computed. [2019-10-13 23:16:49,511 INFO L446 ceAbstractionStarter]: At program point L805(lines 780 809) the Hoare annotation is: true [2019-10-13 23:16:49,511 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 737 745) the Hoare annotation is: true [2019-10-13 23:16:49,511 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 737 745) no Hoare annotation was computed. [2019-10-13 23:16:49,512 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 701 712) the Hoare annotation is: true [2019-10-13 23:16:49,512 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 701 712) no Hoare annotation was computed. [2019-10-13 23:16:49,512 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 834 840) no Hoare annotation was computed. [2019-10-13 23:16:49,512 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 834 840) the Hoare annotation is: true [2019-10-13 23:16:49,512 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:49,512 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-13 23:16:49,512 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:16:49,512 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:16:49,512 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 713 724) no Hoare annotation was computed. [2019-10-13 23:16:49,512 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 713 724) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0)) [2019-10-13 23:16:49,513 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2019-10-13 23:16:49,513 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2019-10-13 23:16:49,513 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2019-10-13 23:16:49,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:16:49 BoogieIcfgContainer [2019-10-13 23:16:49,530 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:16:49,533 INFO L168 Benchmark]: Toolchain (without parser) took 7758.09 ms. Allocated memory was 140.0 MB in the beginning and 278.9 MB in the end (delta: 138.9 MB). Free memory was 103.6 MB in the beginning and 125.0 MB in the end (delta: -21.4 MB). Peak memory consumption was 149.4 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:49,535 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 123.3 MB in the beginning and 123.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-13 23:16:49,536 INFO L168 Benchmark]: CACSL2BoogieTranslator took 625.03 ms. Allocated memory was 140.0 MB in the beginning and 205.0 MB in the end (delta: 65.0 MB). Free memory was 103.4 MB in the beginning and 173.7 MB in the end (delta: -70.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:49,537 INFO L168 Benchmark]: Boogie Preprocessor took 106.91 ms. Allocated memory is still 205.0 MB. Free memory was 173.7 MB in the beginning and 169.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:49,538 INFO L168 Benchmark]: RCFGBuilder took 1951.15 ms. Allocated memory was 205.0 MB in the beginning and 234.4 MB in the end (delta: 29.4 MB). Free memory was 169.4 MB in the beginning and 152.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 81.3 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:49,539 INFO L168 Benchmark]: TraceAbstraction took 5070.20 ms. Allocated memory was 234.4 MB in the beginning and 278.9 MB in the end (delta: 44.6 MB). Free memory was 152.6 MB in the beginning and 125.0 MB in the end (delta: 27.6 MB). Peak memory consumption was 104.1 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:49,543 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 140.0 MB. Free memory was 123.3 MB in the beginning and 123.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 625.03 ms. Allocated memory was 140.0 MB in the beginning and 205.0 MB in the end (delta: 65.0 MB). Free memory was 103.4 MB in the beginning and 173.7 MB in the end (delta: -70.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.91 ms. Allocated memory is still 205.0 MB. Free memory was 173.7 MB in the beginning and 169.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1951.15 ms. Allocated memory was 205.0 MB in the beginning and 234.4 MB in the end (delta: 29.4 MB). Free memory was 169.4 MB in the beginning and 152.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 81.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5070.20 ms. Allocated memory was 234.4 MB in the beginning and 278.9 MB in the end (delta: 44.6 MB). Free memory was 152.6 MB in the beginning and 125.0 MB in the end (delta: 27.6 MB). Peak memory consumption was 104.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: 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: 101]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 174 locations, 1 error locations. Result: SAFE, OverallTime: 4.9s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, HoareTripleCheckerStatistics: 602 SDtfs, 423 SDslu, 1422 SDs, 0 SdLazy, 526 SolverSat, 77 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 224 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=457occurred 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: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 44 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 531 PreInvPairs, 589 NumberOfFragments, 528 HoareAnnotationTreeSize, 531 FomulaSimplifications, 768 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 52 FomulaSimplificationsInter, 2657 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 395 NumberOfCodeBlocks, 395 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 465 ConstructedInterpolants, 0 QuantifiedInterpolants, 51024 SizeOfPredicates, 2 NumberOfNonLiveVariables, 738 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 57/60 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...