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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:20:29,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:20:29,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:20:29,550 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:20:29,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:20:29,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:20:29,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:20:29,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:20:29,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:20:29,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:20:29,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:20:29,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:20:29,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:20:29,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:20:29,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:20:29,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:20:29,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:20:29,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:20:29,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:20:29,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:20:29,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:20:29,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:20:29,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:20:29,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:20:29,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:20:29,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:20:29,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:20:29,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:20:29,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:20:29,590 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:20:29,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:20:29,591 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:20:29,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:20:29,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:20:29,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:20:29,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:20:29,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:20:29,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:20:29,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:20:29,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:20:29,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:20:29,604 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 21:20:29,621 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:20:29,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:20:29,623 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:20:29,623 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:20:29,623 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:20:29,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:20:29,624 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:20:29,624 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:20:29,624 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:20:29,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:20:29,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:20:29,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:20:29,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:20:29,625 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:20:29,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:20:29,626 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:20:29,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:20:29,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:20:29,626 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:20:29,627 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:20:29,627 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:20:29,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:20:29,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:20:29,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:20:29,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:20:29,628 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:20:29,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:20:29,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:20:29,628 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 21:20:29,916 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:20:29,931 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:20:29,934 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:20:29,936 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:20:29,936 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:20:29,937 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2019-10-13 21:20:30,016 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b4e8900f/309fc33f019144a3818d153a92e81c25/FLAG39a9604f0 [2019-10-13 21:20:30,596 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:20:30,597 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2019-10-13 21:20:30,610 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b4e8900f/309fc33f019144a3818d153a92e81c25/FLAG39a9604f0 [2019-10-13 21:20:30,901 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b4e8900f/309fc33f019144a3818d153a92e81c25 [2019-10-13 21:20:30,912 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:20:30,914 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:20:30,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:30,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:20:30,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:20:30,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:30" (1/1) ... [2019-10-13 21:20:30,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6748c9b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:30, skipping insertion in model container [2019-10-13 21:20:30,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:30" (1/1) ... [2019-10-13 21:20:30,938 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:20:30,997 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:20:31,450 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:31,469 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:20:31,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:31,586 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:20:31,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:31 WrapperNode [2019-10-13 21:20:31,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:31,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:20:31,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:20:31,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:20:31,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:31" (1/1) ... [2019-10-13 21:20:31,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:31" (1/1) ... [2019-10-13 21:20:31,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:31" (1/1) ... [2019-10-13 21:20:31,622 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:31" (1/1) ... [2019-10-13 21:20:31,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:31" (1/1) ... [2019-10-13 21:20:31,665 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:31" (1/1) ... [2019-10-13 21:20:31,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:31" (1/1) ... [2019-10-13 21:20:31,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:20:31,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:20:31,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:20:31,680 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:20:31,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:20:31,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:20:31,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:20:31,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:31,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:20:31,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:31,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:31,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:31,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:20:31,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:20:31,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:20:31,754 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:20:31,754 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:20:31,755 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:20:31,756 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:20:31,756 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:20:31,756 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:20:31,759 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:20:31,759 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:20:31,759 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:20:31,759 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:20:31,759 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:20:31,760 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:20:31,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-13 21:20:31,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-13 21:20:31,760 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:20:31,760 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:20:31,760 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:20:31,761 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:20:31,761 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:20:31,761 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:20:31,761 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:20:31,762 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:20:31,762 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:20:31,762 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 21:20:31,762 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:20:31,763 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:20:31,763 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:20:31,763 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:20:31,763 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:20:31,763 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:20:31,763 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:20:31,764 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:20:31,764 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:20:31,764 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:20:31,764 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:20:31,764 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:20:31,764 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:31,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:20:31,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:20:31,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:20:31,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:20:31,766 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:31,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:20:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:20:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:20:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:20:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:20:31,767 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:20:31,768 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:20:31,768 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:20:31,768 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:20:31,769 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:20:31,769 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:20:31,769 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:20:31,769 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:20:31,769 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:20:31,769 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:20:31,769 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:20:31,770 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:20:31,770 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:20:31,770 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-13 21:20:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:20:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:20:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:20:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:20:31,771 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:20:31,772 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:20:31,772 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:20:31,773 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-13 21:20:31,773 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:20:31,773 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:20:31,773 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 21:20:31,774 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:20:31,774 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:20:31,774 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:20:31,775 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:20:31,775 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:20:31,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:20:31,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:20:31,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:20:32,877 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:20:32,877 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:20:32,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:32 BoogieIcfgContainer [2019-10-13 21:20:32,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:20:32,882 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:20:32,882 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:20:32,885 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:20:32,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:20:30" (1/3) ... [2019-10-13 21:20:32,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1315e2d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:32, skipping insertion in model container [2019-10-13 21:20:32,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:31" (2/3) ... [2019-10-13 21:20:32,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1315e2d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:32, skipping insertion in model container [2019-10-13 21:20:32,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:32" (3/3) ... [2019-10-13 21:20:32,890 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product19.cil.c [2019-10-13 21:20:32,900 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:20:32,911 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:20:32,924 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:20:32,964 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:20:32,965 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:20:32,965 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:20:32,965 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:20:32,965 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:20:32,966 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:20:32,966 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:20:32,966 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:20:32,992 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2019-10-13 21:20:33,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 21:20:33,001 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:33,002 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 21:20:33,004 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:33,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:33,009 INFO L82 PathProgramCache]: Analyzing trace with hash -1074296443, now seen corresponding path program 1 times [2019-10-13 21:20:33,018 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:33,018 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187926832] [2019-10-13 21:20:33,019 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:33,019 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:33,019 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:33,386 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 21:20:33,387 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187926832] [2019-10-13 21:20:33,389 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:33,390 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:20:33,391 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680713068] [2019-10-13 21:20:33,396 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:20:33,398 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:33,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:20:33,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:20:33,419 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 2 states. [2019-10-13 21:20:33,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:33,488 INFO L93 Difference]: Finished difference Result 226 states and 283 transitions. [2019-10-13 21:20:33,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:20:33,489 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-13 21:20:33,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:33,522 INFO L225 Difference]: With dead ends: 226 [2019-10-13 21:20:33,523 INFO L226 Difference]: Without dead ends: 115 [2019-10-13 21:20:33,530 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 21:20:33,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2019-10-13 21:20:33,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2019-10-13 21:20:33,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2019-10-13 21:20:33,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 135 transitions. [2019-10-13 21:20:33,622 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 135 transitions. Word has length 51 [2019-10-13 21:20:33,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:33,623 INFO L462 AbstractCegarLoop]: Abstraction has 115 states and 135 transitions. [2019-10-13 21:20:33,623 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:20:33,623 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2019-10-13 21:20:33,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 21:20:33,630 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:33,631 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] [2019-10-13 21:20:33,631 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:33,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:33,632 INFO L82 PathProgramCache]: Analyzing trace with hash 981139915, now seen corresponding path program 1 times [2019-10-13 21:20:33,633 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:33,633 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228255966] [2019-10-13 21:20:33,633 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:33,633 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:33,633 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:33,799 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 21:20:33,800 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228255966] [2019-10-13 21:20:33,800 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:33,800 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:20:33,801 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189715115] [2019-10-13 21:20:33,803 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:20:33,803 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:33,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:20:33,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:20:33,806 INFO L87 Difference]: Start difference. First operand 115 states and 135 transitions. Second operand 3 states. [2019-10-13 21:20:33,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:33,844 INFO L93 Difference]: Finished difference Result 169 states and 197 transitions. [2019-10-13 21:20:33,845 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:20:33,846 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-13 21:20:33,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:33,848 INFO L225 Difference]: With dead ends: 169 [2019-10-13 21:20:33,848 INFO L226 Difference]: Without dead ends: 106 [2019-10-13 21:20:33,850 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 21:20:33,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2019-10-13 21:20:33,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2019-10-13 21:20:33,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-10-13 21:20:33,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 123 transitions. [2019-10-13 21:20:33,877 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 123 transitions. Word has length 52 [2019-10-13 21:20:33,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:33,877 INFO L462 AbstractCegarLoop]: Abstraction has 106 states and 123 transitions. [2019-10-13 21:20:33,877 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:20:33,877 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2019-10-13 21:20:33,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-13 21:20:33,883 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:33,885 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] [2019-10-13 21:20:33,885 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:33,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:33,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1888478302, now seen corresponding path program 1 times [2019-10-13 21:20:33,886 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:33,886 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954643948] [2019-10-13 21:20:33,887 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:33,887 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:33,887 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:34,075 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 21:20:34,075 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954643948] [2019-10-13 21:20:34,076 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:34,076 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:20:34,076 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688264218] [2019-10-13 21:20:34,077 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:20:34,077 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:34,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:20:34,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:20:34,078 INFO L87 Difference]: Start difference. First operand 106 states and 123 transitions. Second operand 7 states. [2019-10-13 21:20:34,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:34,515 INFO L93 Difference]: Finished difference Result 313 states and 381 transitions. [2019-10-13 21:20:34,516 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:20:34,516 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-10-13 21:20:34,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:34,520 INFO L225 Difference]: With dead ends: 313 [2019-10-13 21:20:34,521 INFO L226 Difference]: Without dead ends: 235 [2019-10-13 21:20:34,522 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 21:20:34,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2019-10-13 21:20:34,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 227. [2019-10-13 21:20:34,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2019-10-13 21:20:34,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 276 transitions. [2019-10-13 21:20:34,566 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 276 transitions. Word has length 56 [2019-10-13 21:20:34,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:34,567 INFO L462 AbstractCegarLoop]: Abstraction has 227 states and 276 transitions. [2019-10-13 21:20:34,567 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:20:34,567 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 276 transitions. [2019-10-13 21:20:34,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-13 21:20:34,570 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:34,570 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, 1, 1, 1] [2019-10-13 21:20:34,570 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:34,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:34,571 INFO L82 PathProgramCache]: Analyzing trace with hash 1204376986, now seen corresponding path program 1 times [2019-10-13 21:20:34,571 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:34,571 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216613329] [2019-10-13 21:20:34,571 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:34,571 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:34,572 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:34,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:34,700 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 21:20:34,700 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216613329] [2019-10-13 21:20:34,701 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:34,701 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:20:34,701 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93468971] [2019-10-13 21:20:34,702 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:20:34,702 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:34,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:20:34,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:20:34,703 INFO L87 Difference]: Start difference. First operand 227 states and 276 transitions. Second operand 6 states. [2019-10-13 21:20:34,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:34,931 INFO L93 Difference]: Finished difference Result 607 states and 762 transitions. [2019-10-13 21:20:34,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:20:34,932 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-10-13 21:20:34,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:34,941 INFO L225 Difference]: With dead ends: 607 [2019-10-13 21:20:34,942 INFO L226 Difference]: Without dead ends: 408 [2019-10-13 21:20:34,946 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:20:34,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 408 states. [2019-10-13 21:20:35,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 408 to 402. [2019-10-13 21:20:35,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2019-10-13 21:20:35,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 492 transitions. [2019-10-13 21:20:35,017 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 492 transitions. Word has length 62 [2019-10-13 21:20:35,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:35,018 INFO L462 AbstractCegarLoop]: Abstraction has 402 states and 492 transitions. [2019-10-13 21:20:35,018 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:20:35,022 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 492 transitions. [2019-10-13 21:20:35,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-10-13 21:20:35,025 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:35,025 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, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:35,026 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:35,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:35,026 INFO L82 PathProgramCache]: Analyzing trace with hash 2071048374, now seen corresponding path program 1 times [2019-10-13 21:20:35,027 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:35,027 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326213712] [2019-10-13 21:20:35,027 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:35,028 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:35,028 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:35,149 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 21:20:35,149 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326213712] [2019-10-13 21:20:35,149 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:35,150 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:20:35,150 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322687370] [2019-10-13 21:20:35,150 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:20:35,151 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:35,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:20:35,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:20:35,151 INFO L87 Difference]: Start difference. First operand 402 states and 492 transitions. Second operand 6 states. [2019-10-13 21:20:35,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:35,305 INFO L93 Difference]: Finished difference Result 668 states and 845 transitions. [2019-10-13 21:20:35,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:20:35,306 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2019-10-13 21:20:35,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:35,307 INFO L225 Difference]: With dead ends: 668 [2019-10-13 21:20:35,307 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:20:35,309 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:20:35,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:20:35,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:20:35,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:20:35,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:20:35,310 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2019-10-13 21:20:35,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:35,310 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:20:35,311 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:20:35,311 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:20:35,311 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:20:35,316 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:20:36,161 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-10-13 21:20:36,161 INFO L443 ceAbstractionStarter]: For program point L126-2(lines 126 147) no Hoare annotation was computed. [2019-10-13 21:20:36,161 INFO L443 ceAbstractionStarter]: For program point L148(lines 125 149) no Hoare annotation was computed. [2019-10-13 21:20:36,162 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 101 156) no Hoare annotation was computed. [2019-10-13 21:20:36,162 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 101 156) no Hoare annotation was computed. [2019-10-13 21:20:36,162 INFO L443 ceAbstractionStarter]: For program point L132(lines 132 136) no Hoare annotation was computed. [2019-10-13 21:20:36,162 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2019-10-13 21:20:36,162 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 101 156) no Hoare annotation was computed. [2019-10-13 21:20:36,162 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 193) no Hoare annotation was computed. [2019-10-13 21:20:36,162 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 189 193) no Hoare annotation was computed. [2019-10-13 21:20:36,162 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-10-13 21:20:36,162 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 157 216) no Hoare annotation was computed. [2019-10-13 21:20:36,162 INFO L443 ceAbstractionStarter]: For program point L183-2(lines 183 208) no Hoare annotation was computed. [2019-10-13 21:20:36,162 INFO L443 ceAbstractionStarter]: For program point L209(lines 182 210) no Hoare annotation was computed. [2019-10-13 21:20:36,162 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 157 216) no Hoare annotation was computed. [2019-10-13 21:20:36,163 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-10-13 21:20:36,163 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 157 216) no Hoare annotation was computed. [2019-10-13 21:20:36,163 INFO L443 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2019-10-13 21:20:36,163 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 910 916) the Hoare annotation is: true [2019-10-13 21:20:36,163 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 910 916) no Hoare annotation was computed. [2019-10-13 21:20:36,163 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 917 925) no Hoare annotation was computed. [2019-10-13 21:20:36,163 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 917 925) the Hoare annotation is: true [2019-10-13 21:20:36,164 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 917 925) no Hoare annotation was computed. [2019-10-13 21:20:36,164 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 591 613) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:36,164 INFO L439 ceAbstractionStarter]: At program point L603(line 603) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:36,164 INFO L439 ceAbstractionStarter]: At program point L603-1(line 603) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:36,164 INFO L443 ceAbstractionStarter]: For program point L601(lines 601 608) no Hoare annotation was computed. [2019-10-13 21:20:36,165 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 591 613) no Hoare annotation was computed. [2019-10-13 21:20:36,165 INFO L443 ceAbstractionStarter]: For program point L601-1(lines 601 608) no Hoare annotation was computed. [2019-10-13 21:20:36,165 INFO L443 ceAbstractionStarter]: For program point L599(line 599) no Hoare annotation was computed. [2019-10-13 21:20:36,165 INFO L439 ceAbstractionStarter]: At program point L598(line 598) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:36,165 INFO L439 ceAbstractionStarter]: At program point L597(line 597) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:36,166 INFO L439 ceAbstractionStarter]: At program point L597-1(line 597) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:36,166 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 591 613) no Hoare annotation was computed. [2019-10-13 21:20:36,166 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 544 567) no Hoare annotation was computed. [2019-10-13 21:20:36,166 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 544 567) no Hoare annotation was computed. [2019-10-13 21:20:36,166 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 544 567) no Hoare annotation was computed. [2019-10-13 21:20:36,166 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-10-13 21:20:36,166 INFO L443 ceAbstractionStarter]: For program point L561(line 561) no Hoare annotation was computed. [2019-10-13 21:20:36,167 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-10-13 21:20:36,167 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-10-13 21:20:36,167 INFO L443 ceAbstractionStarter]: For program point L558(line 558) no Hoare annotation was computed. [2019-10-13 21:20:36,167 INFO L443 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-10-13 21:20:36,167 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-10-13 21:20:36,167 INFO L443 ceAbstractionStarter]: For program point L555(line 555) no Hoare annotation was computed. [2019-10-13 21:20:36,167 INFO L443 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-10-13 21:20:36,167 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-10-13 21:20:36,168 INFO L443 ceAbstractionStarter]: For program point L552(line 552) no Hoare annotation was computed. [2019-10-13 21:20:36,168 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-10-13 21:20:36,168 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-10-13 21:20:36,168 INFO L443 ceAbstractionStarter]: For program point L549(line 549) no Hoare annotation was computed. [2019-10-13 21:20:36,168 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 809 823) no Hoare annotation was computed. [2019-10-13 21:20:36,168 INFO L439 ceAbstractionStarter]: At program point L815(line 815) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 21:20:36,168 INFO L443 ceAbstractionStarter]: For program point L813(lines 813 819) no Hoare annotation was computed. [2019-10-13 21:20:36,169 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 809 823) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~systemActive~0)) (= |old(~systemActive~0)| 0)) (or .cse0 (not (= |old(~systemActive~0)| 1)) (= 1 ~systemActive~0)))) [2019-10-13 21:20:36,169 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 809 823) no Hoare annotation was computed. [2019-10-13 21:20:36,169 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 745 753) no Hoare annotation was computed. [2019-10-13 21:20:36,169 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 745 753) the Hoare annotation is: true [2019-10-13 21:20:36,169 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 745 753) no Hoare annotation was computed. [2019-10-13 21:20:36,169 INFO L443 ceAbstractionStarter]: For program point L799(lines 799 803) no Hoare annotation was computed. [2019-10-13 21:20:36,169 INFO L446 ceAbstractionStarter]: At program point L797(line 797) the Hoare annotation is: true [2019-10-13 21:20:36,170 INFO L443 ceAbstractionStarter]: For program point L799-2(lines 799 803) no Hoare annotation was computed. [2019-10-13 21:20:36,170 INFO L443 ceAbstractionStarter]: For program point L797-1(line 797) no Hoare annotation was computed. [2019-10-13 21:20:36,170 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 790 808) the Hoare annotation is: true [2019-10-13 21:20:36,170 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 790 808) no Hoare annotation was computed. [2019-10-13 21:20:36,170 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 790 808) no Hoare annotation was computed. [2019-10-13 21:20:36,170 INFO L443 ceAbstractionStarter]: For program point L761(lines 761 769) no Hoare annotation was computed. [2019-10-13 21:20:36,170 INFO L443 ceAbstractionStarter]: For program point L761-2(lines 761 769) no Hoare annotation was computed. [2019-10-13 21:20:36,170 INFO L443 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2019-10-13 21:20:36,171 INFO L443 ceAbstractionStarter]: For program point L784-1(line 784) no Hoare annotation was computed. [2019-10-13 21:20:36,171 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 754 789) no Hoare annotation was computed. [2019-10-13 21:20:36,171 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 754 789) no Hoare annotation was computed. [2019-10-13 21:20:36,171 INFO L443 ceAbstractionStarter]: For program point L773(lines 773 781) no Hoare annotation was computed. [2019-10-13 21:20:36,171 INFO L443 ceAbstractionStarter]: For program point L773-2(lines 773 781) no Hoare annotation was computed. [2019-10-13 21:20:36,171 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 754 789) no Hoare annotation was computed. [2019-10-13 21:20:36,171 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 903 909) no Hoare annotation was computed. [2019-10-13 21:20:36,172 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 903 909) the Hoare annotation is: true [2019-10-13 21:20:36,172 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 55 100) no Hoare annotation was computed. [2019-10-13 21:20:36,172 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 55 100) no Hoare annotation was computed. [2019-10-13 21:20:36,172 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 55 100) no Hoare annotation was computed. [2019-10-13 21:20:36,172 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 402) no Hoare annotation was computed. [2019-10-13 21:20:36,172 INFO L443 ceAbstractionStarter]: For program point L382-1(lines 382 402) no Hoare annotation was computed. [2019-10-13 21:20:36,172 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 368 413) no Hoare annotation was computed. [2019-10-13 21:20:36,172 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 368 413) no Hoare annotation was computed. [2019-10-13 21:20:36,173 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 368 413) no Hoare annotation was computed. [2019-10-13 21:20:36,173 INFO L443 ceAbstractionStarter]: For program point L388(lines 388 395) no Hoare annotation was computed. [2019-10-13 21:20:36,173 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 577 587) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:36,173 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 577 587) no Hoare annotation was computed. [2019-10-13 21:20:36,173 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 577 587) no Hoare annotation was computed. [2019-10-13 21:20:36,173 INFO L439 ceAbstractionStarter]: At program point L582(line 582) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:36,174 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 734 744) no Hoare annotation was computed. [2019-10-13 21:20:36,174 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 734 744) no Hoare annotation was computed. [2019-10-13 21:20:36,174 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 734 744) no Hoare annotation was computed. [2019-10-13 21:20:36,174 INFO L443 ceAbstractionStarter]: For program point L739(line 739) no Hoare annotation was computed. [2019-10-13 21:20:36,174 INFO L443 ceAbstractionStarter]: For program point L739-1(line 739) no Hoare annotation was computed. [2019-10-13 21:20:36,174 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 726 733) the Hoare annotation is: true [2019-10-13 21:20:36,174 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 726 733) no Hoare annotation was computed. [2019-10-13 21:20:36,175 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 726 733) no Hoare annotation was computed. [2019-10-13 21:20:36,175 INFO L439 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:36,175 INFO L443 ceAbstractionStarter]: For program point L701(lines 701 709) no Hoare annotation was computed. [2019-10-13 21:20:36,175 INFO L439 ceAbstractionStarter]: At program point L699(line 699) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:36,175 INFO L443 ceAbstractionStarter]: For program point L699-1(line 699) no Hoare annotation was computed. [2019-10-13 21:20:36,175 INFO L443 ceAbstractionStarter]: For program point L697(lines 697 714) no Hoare annotation was computed. [2019-10-13 21:20:36,175 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 693 717) no Hoare annotation was computed. [2019-10-13 21:20:36,175 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 693 717) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (= ~systemActive~0 0)) [2019-10-13 21:20:36,176 INFO L439 ceAbstractionStarter]: At program point L712(line 712) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (= ~systemActive~0 0)) [2019-10-13 21:20:36,176 INFO L443 ceAbstractionStarter]: For program point L712-1(lines 693 717) no Hoare annotation was computed. [2019-10-13 21:20:36,176 INFO L439 ceAbstractionStarter]: At program point L707(line 707) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:20:36,176 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 685 691) no Hoare annotation was computed. [2019-10-13 21:20:36,176 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 685 691) the Hoare annotation is: true [2019-10-13 21:20:36,176 INFO L443 ceAbstractionStarter]: For program point L865(lines 865 878) no Hoare annotation was computed. [2019-10-13 21:20:36,176 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 825 890) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:36,177 INFO L439 ceAbstractionStarter]: At program point L857(line 857) 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(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:36,177 INFO L443 ceAbstractionStarter]: For program point L855(lines 855 861) no Hoare annotation was computed. [2019-10-13 21:20:36,177 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 825 890) no Hoare annotation was computed. [2019-10-13 21:20:36,177 INFO L443 ceAbstractionStarter]: For program point L855-1(lines 855 861) no Hoare annotation was computed. [2019-10-13 21:20:36,177 INFO L439 ceAbstractionStarter]: At program point L880(lines 835 882) 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(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:36,177 INFO L439 ceAbstractionStarter]: At program point L847(line 847) 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(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:36,178 INFO L443 ceAbstractionStarter]: For program point L845(lines 845 851) no Hoare annotation was computed. [2019-10-13 21:20:36,178 INFO L443 ceAbstractionStarter]: For program point L845-1(lines 845 851) no Hoare annotation was computed. [2019-10-13 21:20:36,178 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 841) no Hoare annotation was computed. [2019-10-13 21:20:36,178 INFO L439 ceAbstractionStarter]: At program point L883(lines 834 884) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:36,178 INFO L439 ceAbstractionStarter]: At program point L873(line 873) 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(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:36,178 INFO L443 ceAbstractionStarter]: For program point L871(lines 871 877) no Hoare annotation was computed. [2019-10-13 21:20:36,178 INFO L439 ceAbstractionStarter]: At program point L871-1(lines 865 878) 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(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:36,179 INFO L443 ceAbstractionStarter]: For program point L836(lines 835 882) no Hoare annotation was computed. [2019-10-13 21:20:36,179 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 825 890) no Hoare annotation was computed. [2019-10-13 21:20:36,179 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 322 367) no Hoare annotation was computed. [2019-10-13 21:20:36,179 INFO L443 ceAbstractionStarter]: For program point L342(lines 342 349) no Hoare annotation was computed. [2019-10-13 21:20:36,179 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 322 367) no Hoare annotation was computed. [2019-10-13 21:20:36,179 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 322 367) no Hoare annotation was computed. [2019-10-13 21:20:36,179 INFO L443 ceAbstractionStarter]: For program point L336(lines 336 356) no Hoare annotation was computed. [2019-10-13 21:20:36,179 INFO L443 ceAbstractionStarter]: For program point L336-1(lines 336 356) no Hoare annotation was computed. [2019-10-13 21:20:36,180 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 501 509) no Hoare annotation was computed. [2019-10-13 21:20:36,180 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 501 509) the Hoare annotation is: true [2019-10-13 21:20:36,180 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 501 509) no Hoare annotation was computed. [2019-10-13 21:20:36,180 INFO L439 ceAbstractionStarter]: At program point L640(line 640) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 21:20:36,180 INFO L443 ceAbstractionStarter]: For program point L638(lines 638 644) no Hoare annotation was computed. [2019-10-13 21:20:36,180 INFO L443 ceAbstractionStarter]: For program point L637(lines 637 647) no Hoare annotation was computed. [2019-10-13 21:20:36,180 INFO L439 ceAbstractionStarter]: At program point L635(line 635) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 21:20:36,180 INFO L443 ceAbstractionStarter]: For program point L635-1(line 635) no Hoare annotation was computed. [2019-10-13 21:20:36,180 INFO L443 ceAbstractionStarter]: For program point L633(lines 633 650) no Hoare annotation was computed. [2019-10-13 21:20:36,181 INFO L443 ceAbstractionStarter]: For program point L633-1(lines 625 653) no Hoare annotation was computed. [2019-10-13 21:20:36,181 INFO L446 ceAbstractionStarter]: At program point L631(line 631) the Hoare annotation is: true [2019-10-13 21:20:36,181 INFO L443 ceAbstractionStarter]: For program point L631-1(line 631) no Hoare annotation was computed. [2019-10-13 21:20:36,181 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 625 653) the Hoare annotation is: true [2019-10-13 21:20:36,181 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 625 653) no Hoare annotation was computed. [2019-10-13 21:20:36,181 INFO L443 ceAbstractionStarter]: For program point L477(lines 477 485) no Hoare annotation was computed. [2019-10-13 21:20:36,181 INFO L443 ceAbstractionStarter]: For program point L477-2(lines 477 485) no Hoare annotation was computed. [2019-10-13 21:20:36,181 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 469 491) no Hoare annotation was computed. [2019-10-13 21:20:36,181 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 469 491) no Hoare annotation was computed. [2019-10-13 21:20:36,182 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 469 491) no Hoare annotation was computed. [2019-10-13 21:20:36,182 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 617 624) the Hoare annotation is: true [2019-10-13 21:20:36,182 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 617 624) no Hoare annotation was computed. [2019-10-13 21:20:36,182 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 617 624) no Hoare annotation was computed. [2019-10-13 21:20:36,182 INFO L443 ceAbstractionStarter]: For program point L289(lines 267 290) no Hoare annotation was computed. [2019-10-13 21:20:36,182 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 219 321) no Hoare annotation was computed. [2019-10-13 21:20:36,182 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 264) no Hoare annotation was computed. [2019-10-13 21:20:36,182 INFO L443 ceAbstractionStarter]: For program point L308(lines 308 315) no Hoare annotation was computed. [2019-10-13 21:20:36,182 INFO L443 ceAbstractionStarter]: For program point L269(lines 268 288) no Hoare annotation was computed. [2019-10-13 21:20:36,182 INFO L443 ceAbstractionStarter]: For program point L300(line 300) no Hoare annotation was computed. [2019-10-13 21:20:36,182 INFO L443 ceAbstractionStarter]: For program point L300-1(line 300) no Hoare annotation was computed. [2019-10-13 21:20:36,183 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 306) no Hoare annotation was computed. [2019-10-13 21:20:36,183 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 219 321) no Hoare annotation was computed. [2019-10-13 21:20:36,183 INFO L443 ceAbstractionStarter]: For program point L284(line 284) no Hoare annotation was computed. [2019-10-13 21:20:36,183 INFO L443 ceAbstractionStarter]: For program point L284-1(line 284) no Hoare annotation was computed. [2019-10-13 21:20:36,183 INFO L443 ceAbstractionStarter]: For program point L243(lines 243 247) no Hoare annotation was computed. [2019-10-13 21:20:36,183 INFO L443 ceAbstractionStarter]: For program point L307(lines 307 318) no Hoare annotation was computed. [2019-10-13 21:20:36,183 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 219 321) no Hoare annotation was computed. [2019-10-13 21:20:36,183 INFO L443 ceAbstractionStarter]: For program point L270(lines 270 274) no Hoare annotation was computed. [2019-10-13 21:20:36,183 INFO L443 ceAbstractionStarter]: For program point L268-2(lines 268 288) no Hoare annotation was computed. [2019-10-13 21:20:36,183 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 893 902) no Hoare annotation was computed. [2019-10-13 21:20:36,183 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 893 902) no Hoare annotation was computed. [2019-10-13 21:20:36,184 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 893 902) no Hoare annotation was computed. [2019-10-13 21:20:36,184 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:36,184 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:20:36,184 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:36,184 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 718 725) no Hoare annotation was computed. [2019-10-13 21:20:36,184 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 718 725) no Hoare annotation was computed. [2019-10-13 21:20:36,184 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 718 725) no Hoare annotation was computed. [2019-10-13 21:20:36,185 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 492 500) no Hoare annotation was computed. [2019-10-13 21:20:36,185 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 492 500) no Hoare annotation was computed. [2019-10-13 21:20:36,185 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 492 500) no Hoare annotation was computed. [2019-10-13 21:20:36,185 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:36,185 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:20:36,185 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:36,185 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 448 459) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:36,186 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 448 459) no Hoare annotation was computed. [2019-10-13 21:20:36,186 INFO L443 ceAbstractionStarter]: For program point L452-1(lines 448 459) no Hoare annotation was computed. [2019-10-13 21:20:36,186 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 460 468) the Hoare annotation is: true [2019-10-13 21:20:36,186 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 460 468) no Hoare annotation was computed. [2019-10-13 21:20:36,186 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 460 468) no Hoare annotation was computed. [2019-10-13 21:20:36,186 INFO L439 ceAbstractionStarter]: At program point L672(lines 672 678) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 21:20:36,186 INFO L439 ceAbstractionStarter]: At program point L667(line 667) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 21:20:36,186 INFO L443 ceAbstractionStarter]: For program point L665(lines 664 683) no Hoare annotation was computed. [2019-10-13 21:20:36,187 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 661 684) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 21:20:36,187 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 661 684) no Hoare annotation was computed. [2019-10-13 21:20:36,187 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 661 684) no Hoare annotation was computed. [2019-10-13 21:20:36,187 INFO L439 ceAbstractionStarter]: At program point L674(line 674) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-13 21:20:36,187 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 513 542) no Hoare annotation was computed. [2019-10-13 21:20:36,187 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 513 542) the Hoare annotation is: true [2019-10-13 21:20:36,187 INFO L446 ceAbstractionStarter]: At program point L538(lines 513 542) the Hoare annotation is: true [2019-10-13 21:20:36,187 INFO L443 ceAbstractionStarter]: For program point L534(line 534) no Hoare annotation was computed. [2019-10-13 21:20:36,188 INFO L443 ceAbstractionStarter]: For program point L527(lines 527 531) no Hoare annotation was computed. [2019-10-13 21:20:36,188 INFO L446 ceAbstractionStarter]: At program point L527-1(lines 527 531) the Hoare annotation is: true [2019-10-13 21:20:36,188 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-10-13 21:20:36,188 INFO L446 ceAbstractionStarter]: At program point L523-2(lines 523 537) the Hoare annotation is: true [2019-10-13 21:20:36,188 INFO L446 ceAbstractionStarter]: At program point L519(line 519) the Hoare annotation is: true [2019-10-13 21:20:36,188 INFO L443 ceAbstractionStarter]: For program point L519-1(line 519) no Hoare annotation was computed. [2019-10-13 21:20:36,188 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 424 435) the Hoare annotation is: true [2019-10-13 21:20:36,188 INFO L443 ceAbstractionStarter]: For program point L428-1(lines 424 435) no Hoare annotation was computed. [2019-10-13 21:20:36,189 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 424 435) no Hoare annotation was computed. [2019-10-13 21:20:36,189 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 568 574) no Hoare annotation was computed. [2019-10-13 21:20:36,189 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 568 574) the Hoare annotation is: true [2019-10-13 21:20:36,189 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:36,189 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:36,189 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:20:36,189 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:36,190 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 436 447) no Hoare annotation was computed. [2019-10-13 21:20:36,190 INFO L443 ceAbstractionStarter]: For program point L440-1(lines 436 447) no Hoare annotation was computed. [2019-10-13 21:20:36,190 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 436 447) the Hoare annotation is: true [2019-10-13 21:20:36,190 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-10-13 21:20:36,190 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-10-13 21:20:36,190 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-13 21:20:36,190 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-10-13 21:20:36,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:20:36 BoogieIcfgContainer [2019-10-13 21:20:36,204 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:20:36,206 INFO L168 Benchmark]: Toolchain (without parser) took 5291.64 ms. Allocated memory was 146.3 MB in the beginning and 245.9 MB in the end (delta: 99.6 MB). Free memory was 103.4 MB in the beginning and 97.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 113.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:36,207 INFO L168 Benchmark]: CDTParser took 1.12 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-13 21:20:36,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.04 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 103.2 MB in the beginning and 171.1 MB in the end (delta: -67.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:36,209 INFO L168 Benchmark]: Boogie Preprocessor took 90.70 ms. Allocated memory is still 203.9 MB. Free memory was 171.1 MB in the beginning and 166.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:36,210 INFO L168 Benchmark]: RCFGBuilder took 1201.04 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 166.4 MB in the beginning and 195.2 MB in the end (delta: -28.8 MB). Peak memory consumption was 80.6 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:36,211 INFO L168 Benchmark]: TraceAbstraction took 3322.02 ms. Allocated memory was 235.4 MB in the beginning and 245.9 MB in the end (delta: 10.5 MB). Free memory was 193.8 MB in the beginning and 97.6 MB in the end (delta: 96.2 MB). Peak memory consumption was 114.3 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:36,215 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.12 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 670.04 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 103.2 MB in the beginning and 171.1 MB in the end (delta: -67.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.70 ms. Allocated memory is still 203.9 MB. Free memory was 171.1 MB in the beginning and 166.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1201.04 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 166.4 MB in the beginning and 195.2 MB in the end (delta: -28.8 MB). Peak memory consumption was 80.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3322.02 ms. Allocated memory was 235.4 MB in the beginning and 245.9 MB in the end (delta: 10.5 MB). Free memory was 193.8 MB in the beginning and 97.6 MB in the end (delta: 96.2 MB). Peak memory consumption was 114.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 834]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 513]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 225 locations, 1 error locations. Result: SAFE, OverallTime: 3.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 650 SDtfs, 413 SDslu, 1256 SDs, 0 SdLazy, 292 SolverSat, 55 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=402occurred 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, 5 MinimizatonAttempts, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 438 PreInvPairs, 483 NumberOfFragments, 501 HoareAnnotationTreeSize, 438 FomulaSimplifications, 316 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 54 FomulaSimplificationsInter, 1549 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 287 NumberOfCodeBlocks, 287 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 282 ConstructedInterpolants, 0 QuantifiedInterpolants, 26354 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...