java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:15:16,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:15:16,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:15:16,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:15:16,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:15:16,514 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:15:16,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:15:16,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:15:16,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:15:16,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:15:16,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:15:16,531 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:15:16,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:15:16,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:15:16,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:15:16,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:15:16,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:15:16,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:15:16,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:15:16,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:15:16,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:15:16,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:15:16,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:15:16,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:15:16,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:15:16,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:15:16,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:15:16,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:15:16,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:15:16,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:15:16,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:15:16,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:15:16,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:15:16,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:15:16,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:15:16,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:15:16,570 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:15:16,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:15:16,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:15:16,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:15:16,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:15:16,573 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 23:15:16,594 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:15:16,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:15:16,596 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:15:16,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:15:16,596 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:15:16,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:15:16,597 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:15:16,597 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:15:16,597 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:15:16,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:15:16,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:15:16,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:15:16,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:15:16,598 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:15:16,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:15:16,598 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:15:16,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:15:16,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:15:16,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:15:16,599 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:15:16,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:15:16,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:15:16,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:15:16,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:15:16,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:15:16,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:15:16,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:15:16,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:15:16,601 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 23:15:16,932 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:15:16,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:15:16,957 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:15:16,959 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:15:16,959 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:15:16,960 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product32.cil.c [2019-10-13 23:15:17,037 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b86a952a1/38d43aaf493442619b58db8b106b1ac3/FLAG98c64dfc4 [2019-10-13 23:15:17,579 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:15:17,580 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product32.cil.c [2019-10-13 23:15:17,596 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b86a952a1/38d43aaf493442619b58db8b106b1ac3/FLAG98c64dfc4 [2019-10-13 23:15:17,891 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b86a952a1/38d43aaf493442619b58db8b106b1ac3 [2019-10-13 23:15:17,905 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:15:17,907 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:15:17,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:15:17,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:15:17,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:15:17,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:15:17" (1/1) ... [2019-10-13 23:15:17,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58d75b61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:17, skipping insertion in model container [2019-10-13 23:15:17,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:15:17" (1/1) ... [2019-10-13 23:15:17,922 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:15:17,975 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:15:18,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:15:18,497 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:15:18,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:15:18,649 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:15:18,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:18 WrapperNode [2019-10-13 23:15:18,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:15:18,650 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:15:18,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:15:18,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:15:18,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:18" (1/1) ... [2019-10-13 23:15:18,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:18" (1/1) ... [2019-10-13 23:15:18,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:18" (1/1) ... [2019-10-13 23:15:18,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:18" (1/1) ... [2019-10-13 23:15:18,713 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:18" (1/1) ... [2019-10-13 23:15:18,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:18" (1/1) ... [2019-10-13 23:15:18,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:18" (1/1) ... [2019-10-13 23:15:18,741 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:15:18,742 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:15:18,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:15:18,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:15:18,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:15:18,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:15:18,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:15:18,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:15:18,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:15:18,796 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:15:18,797 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:15:18,797 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 23:15:18,798 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:15:18,798 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:15:18,798 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 23:15:18,798 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:15:18,799 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:15:18,799 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:15:18,799 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:15:18,799 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:15:18,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 23:15:18,801 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 23:15:18,801 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 23:15:18,802 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:15:18,802 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:15:18,802 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:15:18,802 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:15:18,802 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:15:18,802 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:15:18,803 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:15:18,803 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:15:18,803 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:15:18,803 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:15:18,803 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:15:18,803 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:15:18,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:15:18,804 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:15:18,804 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:15:18,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 23:15:18,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-13 23:15:18,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-13 23:15:18,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:15:18,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:15:18,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:15:18,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:15:18,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:15:18,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:15:18,805 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:15:18,806 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:15:18,806 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:15:18,806 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:15:18,806 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:15:18,806 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:15:18,806 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 23:15:18,806 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 23:15:18,806 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:15:18,807 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:15:18,807 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:15:18,807 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:15:18,807 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:15:18,807 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:15:18,807 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 23:15:18,807 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:15:18,807 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:15:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:15:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:15:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-13 23:15:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:15:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 23:15:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 23:15:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:15:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:15:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 23:15:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:15:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:15:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:15:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-13 23:15:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:15:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:15:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:15:18,810 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:15:18,810 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:15:18,810 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:15:18,810 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:15:18,810 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:15:18,810 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:15:18,810 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:15:18,811 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:15:18,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:15:18,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:15:18,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:15:18,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:15:18,811 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:15:18,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:15:18,812 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:15:18,812 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:15:18,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:15:18,812 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:15:18,812 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:15:18,812 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:15:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:15:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:15:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:15:20,520 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:15:20,520 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:15:20,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:15:20 BoogieIcfgContainer [2019-10-13 23:15:20,522 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:15:20,523 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:15:20,524 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:15:20,528 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:15:20,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:15:17" (1/3) ... [2019-10-13 23:15:20,529 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@afcab76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:15:20, skipping insertion in model container [2019-10-13 23:15:20,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:15:18" (2/3) ... [2019-10-13 23:15:20,530 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@afcab76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:15:20, skipping insertion in model container [2019-10-13 23:15:20,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:15:20" (3/3) ... [2019-10-13 23:15:20,532 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product32.cil.c [2019-10-13 23:15:20,543 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:15:20,553 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:15:20,565 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:15:20,600 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:15:20,600 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:15:20,600 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:15:20,600 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:15:20,601 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:15:20,601 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:15:20,601 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:15:20,601 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:15:20,627 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2019-10-13 23:15:20,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 23:15:20,636 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:20,637 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:20,639 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:20,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:20,644 INFO L82 PathProgramCache]: Analyzing trace with hash 1182829637, now seen corresponding path program 1 times [2019-10-13 23:15:20,654 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:20,654 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62120325] [2019-10-13 23:15:20,655 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:20,655 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:20,655 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:20,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:21,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:21,016 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62120325] [2019-10-13 23:15:21,017 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:21,017 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:15:21,018 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733677794] [2019-10-13 23:15:21,023 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:15:21,023 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:21,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:15:21,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:15:21,039 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 2 states. [2019-10-13 23:15:21,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:21,087 INFO L93 Difference]: Finished difference Result 228 states and 283 transitions. [2019-10-13 23:15:21,087 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:15:21,089 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 23:15:21,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:21,111 INFO L225 Difference]: With dead ends: 228 [2019-10-13 23:15:21,111 INFO L226 Difference]: Without dead ends: 116 [2019-10-13 23:15:21,123 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:15:21,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2019-10-13 23:15:21,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2019-10-13 23:15:21,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2019-10-13 23:15:21,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 137 transitions. [2019-10-13 23:15:21,199 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 137 transitions. Word has length 46 [2019-10-13 23:15:21,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:21,200 INFO L462 AbstractCegarLoop]: Abstraction has 116 states and 137 transitions. [2019-10-13 23:15:21,200 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:15:21,200 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 137 transitions. [2019-10-13 23:15:21,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 23:15:21,204 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:21,205 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] [2019-10-13 23:15:21,205 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:21,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:21,206 INFO L82 PathProgramCache]: Analyzing trace with hash 683823991, now seen corresponding path program 1 times [2019-10-13 23:15:21,206 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:21,206 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410916806] [2019-10-13 23:15:21,207 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:21,207 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:21,207 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:21,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:21,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:21,384 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410916806] [2019-10-13 23:15:21,384 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:21,384 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:15:21,384 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448195755] [2019-10-13 23:15:21,387 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:15:21,388 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:21,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:15:21,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:15:21,389 INFO L87 Difference]: Start difference. First operand 116 states and 137 transitions. Second operand 3 states. [2019-10-13 23:15:21,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:21,415 INFO L93 Difference]: Finished difference Result 176 states and 208 transitions. [2019-10-13 23:15:21,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:15:21,416 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 23:15:21,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:21,419 INFO L225 Difference]: With dead ends: 176 [2019-10-13 23:15:21,419 INFO L226 Difference]: Without dead ends: 108 [2019-10-13 23:15:21,420 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:15:21,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2019-10-13 23:15:21,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2019-10-13 23:15:21,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2019-10-13 23:15:21,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 126 transitions. [2019-10-13 23:15:21,436 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 126 transitions. Word has length 47 [2019-10-13 23:15:21,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:21,436 INFO L462 AbstractCegarLoop]: Abstraction has 108 states and 126 transitions. [2019-10-13 23:15:21,436 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:15:21,437 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 126 transitions. [2019-10-13 23:15:21,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 23:15:21,439 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:21,439 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:15:21,440 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:21,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:21,440 INFO L82 PathProgramCache]: Analyzing trace with hash -952835412, now seen corresponding path program 1 times [2019-10-13 23:15:21,440 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:21,441 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148169364] [2019-10-13 23:15:21,441 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:21,441 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:21,441 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:21,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:21,610 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148169364] [2019-10-13 23:15:21,610 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:21,610 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:15:21,610 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478673335] [2019-10-13 23:15:21,611 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:15:21,611 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:21,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:15:21,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:15:21,612 INFO L87 Difference]: Start difference. First operand 108 states and 126 transitions. Second operand 7 states. [2019-10-13 23:15:22,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:22,091 INFO L93 Difference]: Finished difference Result 320 states and 390 transitions. [2019-10-13 23:15:22,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 23:15:22,092 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-13 23:15:22,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:22,096 INFO L225 Difference]: With dead ends: 320 [2019-10-13 23:15:22,096 INFO L226 Difference]: Without dead ends: 237 [2019-10-13 23:15:22,098 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:15:22,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2019-10-13 23:15:22,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 225. [2019-10-13 23:15:22,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2019-10-13 23:15:22,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 273 transitions. [2019-10-13 23:15:22,133 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 273 transitions. Word has length 51 [2019-10-13 23:15:22,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:22,137 INFO L462 AbstractCegarLoop]: Abstraction has 225 states and 273 transitions. [2019-10-13 23:15:22,137 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:15:22,137 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 273 transitions. [2019-10-13 23:15:22,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-13 23:15:22,144 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:22,145 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] [2019-10-13 23:15:22,145 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:22,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:22,145 INFO L82 PathProgramCache]: Analyzing trace with hash 2120514510, now seen corresponding path program 1 times [2019-10-13 23:15:22,146 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:22,146 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792506020] [2019-10-13 23:15:22,146 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:22,147 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:22,147 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:22,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:22,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:22,311 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792506020] [2019-10-13 23:15:22,311 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:22,311 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 23:15:22,311 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019273128] [2019-10-13 23:15:22,312 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 23:15:22,312 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:22,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 23:15:22,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 23:15:22,313 INFO L87 Difference]: Start difference. First operand 225 states and 273 transitions. Second operand 6 states. [2019-10-13 23:15:22,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:22,560 INFO L93 Difference]: Finished difference Result 607 states and 756 transitions. [2019-10-13 23:15:22,560 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:15:22,560 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2019-10-13 23:15:22,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:22,565 INFO L225 Difference]: With dead ends: 607 [2019-10-13 23:15:22,566 INFO L226 Difference]: Without dead ends: 407 [2019-10-13 23:15:22,568 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 23:15:22,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2019-10-13 23:15:22,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 395. [2019-10-13 23:15:22,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 395 states. [2019-10-13 23:15:22,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 483 transitions. [2019-10-13 23:15:22,633 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 483 transitions. Word has length 55 [2019-10-13 23:15:22,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:22,634 INFO L462 AbstractCegarLoop]: Abstraction has 395 states and 483 transitions. [2019-10-13 23:15:22,634 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 23:15:22,634 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 483 transitions. [2019-10-13 23:15:22,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-13 23:15:22,638 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:15:22,638 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] [2019-10-13 23:15:22,638 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:15:22,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:15:22,639 INFO L82 PathProgramCache]: Analyzing trace with hash 1833448307, now seen corresponding path program 1 times [2019-10-13 23:15:22,639 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:15:22,639 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359289381] [2019-10-13 23:15:22,639 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:22,640 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:15:22,640 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:15:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:15:22,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:15:22,754 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359289381] [2019-10-13 23:15:22,754 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:15:22,754 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:15:22,755 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325313845] [2019-10-13 23:15:22,755 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:15:22,755 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:15:22,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:15:22,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:15:22,756 INFO L87 Difference]: Start difference. First operand 395 states and 483 transitions. Second operand 7 states. [2019-10-13 23:15:23,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:15:23,100 INFO L93 Difference]: Finished difference Result 649 states and 820 transitions. [2019-10-13 23:15:23,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:15:23,100 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-10-13 23:15:23,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:15:23,102 INFO L225 Difference]: With dead ends: 649 [2019-10-13 23:15:23,102 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:15:23,104 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-13 23:15:23,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:15:23,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:15:23,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:15:23,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:15:23,106 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-10-13 23:15:23,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:15:23,106 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:15:23,106 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:15:23,107 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:15:23,107 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:15:23,112 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:15:24,397 INFO L443 ceAbstractionStarter]: For program point L699(lines 699 703) no Hoare annotation was computed. [2019-10-13 23:15:24,397 INFO L443 ceAbstractionStarter]: For program point L693-2(lines 693 714) no Hoare annotation was computed. [2019-10-13 23:15:24,397 INFO L443 ceAbstractionStarter]: For program point L715(lines 692 716) no Hoare annotation was computed. [2019-10-13 23:15:24,398 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 668 723) no Hoare annotation was computed. [2019-10-13 23:15:24,398 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 668 723) no Hoare annotation was computed. [2019-10-13 23:15:24,398 INFO L443 ceAbstractionStarter]: For program point L769(line 769) no Hoare annotation was computed. [2019-10-13 23:15:24,398 INFO L443 ceAbstractionStarter]: For program point L769-1(line 769) no Hoare annotation was computed. [2019-10-13 23:15:24,398 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 724 783) no Hoare annotation was computed. [2019-10-13 23:15:24,398 INFO L443 ceAbstractionStarter]: For program point L756(lines 756 760) no Hoare annotation was computed. [2019-10-13 23:15:24,398 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 724 783) no Hoare annotation was computed. [2019-10-13 23:15:24,399 INFO L443 ceAbstractionStarter]: For program point L750-2(lines 750 775) no Hoare annotation was computed. [2019-10-13 23:15:24,399 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 724 783) no Hoare annotation was computed. [2019-10-13 23:15:24,399 INFO L443 ceAbstractionStarter]: For program point L776(lines 749 777) no Hoare annotation was computed. [2019-10-13 23:15:24,399 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 470 476) the Hoare annotation is: true [2019-10-13 23:15:24,399 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 470 476) no Hoare annotation was computed. [2019-10-13 23:15:24,399 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 477 485) no Hoare annotation was computed. [2019-10-13 23:15:24,400 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 477 485) the Hoare annotation is: true [2019-10-13 23:15:24,400 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 428 450) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:24,400 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 428 450) no Hoare annotation was computed. [2019-10-13 23:15:24,400 INFO L439 ceAbstractionStarter]: At program point L440(line 440) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 23:15:24,400 INFO L439 ceAbstractionStarter]: At program point L440-1(line 440) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 23:15:24,401 INFO L443 ceAbstractionStarter]: For program point L438(lines 438 445) no Hoare annotation was computed. [2019-10-13 23:15:24,401 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 438 445) no Hoare annotation was computed. [2019-10-13 23:15:24,401 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-10-13 23:15:24,401 INFO L439 ceAbstractionStarter]: At program point L435(line 435) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:24,401 INFO L439 ceAbstractionStarter]: At program point L434(line 434) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:24,402 INFO L439 ceAbstractionStarter]: At program point L434-1(line 434) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:24,402 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 382 405) no Hoare annotation was computed. [2019-10-13 23:15:24,402 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 382 405) no Hoare annotation was computed. [2019-10-13 23:15:24,402 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 382 405) no Hoare annotation was computed. [2019-10-13 23:15:24,402 INFO L443 ceAbstractionStarter]: For program point L400(line 400) no Hoare annotation was computed. [2019-10-13 23:15:24,402 INFO L443 ceAbstractionStarter]: For program point L399(line 399) no Hoare annotation was computed. [2019-10-13 23:15:24,402 INFO L443 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2019-10-13 23:15:24,402 INFO L443 ceAbstractionStarter]: For program point L397(line 397) no Hoare annotation was computed. [2019-10-13 23:15:24,403 INFO L443 ceAbstractionStarter]: For program point L396(line 396) no Hoare annotation was computed. [2019-10-13 23:15:24,403 INFO L443 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2019-10-13 23:15:24,403 INFO L443 ceAbstractionStarter]: For program point L394(line 394) no Hoare annotation was computed. [2019-10-13 23:15:24,403 INFO L443 ceAbstractionStarter]: For program point L393(line 393) no Hoare annotation was computed. [2019-10-13 23:15:24,403 INFO L443 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-10-13 23:15:24,403 INFO L443 ceAbstractionStarter]: For program point L391(line 391) no Hoare annotation was computed. [2019-10-13 23:15:24,403 INFO L443 ceAbstractionStarter]: For program point L390(line 390) no Hoare annotation was computed. [2019-10-13 23:15:24,404 INFO L443 ceAbstractionStarter]: For program point L389(line 389) no Hoare annotation was computed. [2019-10-13 23:15:24,404 INFO L443 ceAbstractionStarter]: For program point L388(line 388) no Hoare annotation was computed. [2019-10-13 23:15:24,404 INFO L443 ceAbstractionStarter]: For program point L387(line 387) no Hoare annotation was computed. [2019-10-13 23:15:24,404 INFO L439 ceAbstractionStarter]: At program point L187(line 187) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:24,404 INFO L443 ceAbstractionStarter]: For program point L187-1(lines 168 192) no Hoare annotation was computed. [2019-10-13 23:15:24,404 INFO L439 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:24,404 INFO L439 ceAbstractionStarter]: At program point L178(line 178) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:24,405 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 168 192) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:24,405 INFO L443 ceAbstractionStarter]: For program point L176(lines 176 184) no Hoare annotation was computed. [2019-10-13 23:15:24,405 INFO L439 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:24,405 INFO L443 ceAbstractionStarter]: For program point L174-1(line 174) no Hoare annotation was computed. [2019-10-13 23:15:24,405 INFO L443 ceAbstractionStarter]: For program point L172(lines 172 189) no Hoare annotation was computed. [2019-10-13 23:15:24,405 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 168 192) no Hoare annotation was computed. [2019-10-13 23:15:24,405 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 327 341) no Hoare annotation was computed. [2019-10-13 23:15:24,406 INFO L439 ceAbstractionStarter]: At program point L333(line 333) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 23:15:24,406 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 337) no Hoare annotation was computed. [2019-10-13 23:15:24,406 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 327 341) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-10-13 23:15:24,406 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 263 271) no Hoare annotation was computed. [2019-10-13 23:15:24,406 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 263 271) the Hoare annotation is: true [2019-10-13 23:15:24,406 INFO L446 ceAbstractionStarter]: At program point L315(line 315) the Hoare annotation is: true [2019-10-13 23:15:24,406 INFO L443 ceAbstractionStarter]: For program point L315-1(line 315) no Hoare annotation was computed. [2019-10-13 23:15:24,407 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 308 326) the Hoare annotation is: true [2019-10-13 23:15:24,407 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 308 326) no Hoare annotation was computed. [2019-10-13 23:15:24,407 INFO L443 ceAbstractionStarter]: For program point L302(line 302) no Hoare annotation was computed. [2019-10-13 23:15:24,407 INFO L443 ceAbstractionStarter]: For program point L302-1(line 302) no Hoare annotation was computed. [2019-10-13 23:15:24,407 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 272 307) no Hoare annotation was computed. [2019-10-13 23:15:24,407 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 272 307) no Hoare annotation was computed. [2019-10-13 23:15:24,407 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 463 469) no Hoare annotation was computed. [2019-10-13 23:15:24,407 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 463 469) the Hoare annotation is: true [2019-10-13 23:15:24,408 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 622 667) no Hoare annotation was computed. [2019-10-13 23:15:24,408 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 622 667) no Hoare annotation was computed. [2019-10-13 23:15:24,408 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 935 980) no Hoare annotation was computed. [2019-10-13 23:15:24,408 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 935 980) no Hoare annotation was computed. [2019-10-13 23:15:24,408 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 414 424) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:24,408 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 414 424) no Hoare annotation was computed. [2019-10-13 23:15:24,408 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 414 424) no Hoare annotation was computed. [2019-10-13 23:15:24,409 INFO L439 ceAbstractionStarter]: At program point L419(line 419) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:24,409 INFO L446 ceAbstractionStarter]: At program point L257(line 257) the Hoare annotation is: true [2019-10-13 23:15:24,409 INFO L443 ceAbstractionStarter]: For program point L257-1(line 257) no Hoare annotation was computed. [2019-10-13 23:15:24,409 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 252 262) the Hoare annotation is: true [2019-10-13 23:15:24,409 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 252 262) no Hoare annotation was computed. [2019-10-13 23:15:24,409 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 244 251) the Hoare annotation is: true [2019-10-13 23:15:24,409 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 244 251) no Hoare annotation was computed. [2019-10-13 23:15:24,410 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 194 218) no Hoare annotation was computed. [2019-10-13 23:15:24,410 INFO L439 ceAbstractionStarter]: At program point L213(line 213) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:24,410 INFO L443 ceAbstractionStarter]: For program point L213-1(lines 194 218) no Hoare annotation was computed. [2019-10-13 23:15:24,410 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 194 218) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:15:24,410 INFO L439 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:24,410 INFO L439 ceAbstractionStarter]: At program point L204(line 204) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:24,411 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 210) no Hoare annotation was computed. [2019-10-13 23:15:24,411 INFO L439 ceAbstractionStarter]: At program point L200(line 200) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:15:24,411 INFO L443 ceAbstractionStarter]: For program point L200-1(line 200) no Hoare annotation was computed. [2019-10-13 23:15:24,411 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 215) no Hoare annotation was computed. [2019-10-13 23:15:24,411 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 160 166) no Hoare annotation was computed. [2019-10-13 23:15:24,411 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 160 166) the Hoare annotation is: true [2019-10-13 23:15:24,411 INFO L439 ceAbstractionStarter]: At program point L97(line 97) 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 23:15:24,412 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 55 122) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:24,412 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 110) no Hoare annotation was computed. [2019-10-13 23:15:24,412 INFO L439 ceAbstractionStarter]: At program point L87(line 87) 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 23:15:24,412 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 55 122) no Hoare annotation was computed. [2019-10-13 23:15:24,412 INFO L443 ceAbstractionStarter]: For program point L85(lines 85 91) no Hoare annotation was computed. [2019-10-13 23:15:24,412 INFO L443 ceAbstractionStarter]: For program point L85-1(lines 85 91) no Hoare annotation was computed. [2019-10-13 23:15:24,412 INFO L439 ceAbstractionStarter]: At program point L112(lines 65 114) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:24,413 INFO L439 ceAbstractionStarter]: At program point L77(line 77) 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 23:15:24,413 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2019-10-13 23:15:24,413 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2019-10-13 23:15:24,413 INFO L439 ceAbstractionStarter]: At program point L115(lines 64 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:15:24,413 INFO L439 ceAbstractionStarter]: At program point L105(line 105) 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 23:15:24,413 INFO L443 ceAbstractionStarter]: For program point L103(lines 103 109) no Hoare annotation was computed. [2019-10-13 23:15:24,413 INFO L439 ceAbstractionStarter]: At program point L103-1(lines 95 110) 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 23:15:24,414 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 55 122) no Hoare annotation was computed. [2019-10-13 23:15:24,414 INFO L443 ceAbstractionStarter]: For program point L66(lines 65 114) no Hoare annotation was computed. [2019-10-13 23:15:24,414 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 889 934) no Hoare annotation was computed. [2019-10-13 23:15:24,414 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 889 934) no Hoare annotation was computed. [2019-10-13 23:15:24,414 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 219 226) no Hoare annotation was computed. [2019-10-13 23:15:24,414 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 219 226) no Hoare annotation was computed. [2019-10-13 23:15:24,414 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 567 575) the Hoare annotation is: true [2019-10-13 23:15:24,414 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 567 575) no Hoare annotation was computed. [2019-10-13 23:15:24,415 INFO L439 ceAbstractionStarter]: At program point L601(line 601) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 23:15:24,415 INFO L443 ceAbstractionStarter]: For program point L599(lines 599 605) no Hoare annotation was computed. [2019-10-13 23:15:24,415 INFO L443 ceAbstractionStarter]: For program point L598(lines 598 608) no Hoare annotation was computed. [2019-10-13 23:15:24,415 INFO L439 ceAbstractionStarter]: At program point L596(line 596) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 23:15:24,415 INFO L443 ceAbstractionStarter]: For program point L596-1(line 596) no Hoare annotation was computed. [2019-10-13 23:15:24,415 INFO L443 ceAbstractionStarter]: For program point L594(lines 594 611) no Hoare annotation was computed. [2019-10-13 23:15:24,415 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 586 614) no Hoare annotation was computed. [2019-10-13 23:15:24,415 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 586 614) the Hoare annotation is: true [2019-10-13 23:15:24,416 INFO L446 ceAbstractionStarter]: At program point L592(line 592) the Hoare annotation is: true [2019-10-13 23:15:24,416 INFO L443 ceAbstractionStarter]: For program point L592-1(line 592) no Hoare annotation was computed. [2019-10-13 23:15:24,416 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 586 614) no Hoare annotation was computed. [2019-10-13 23:15:24,416 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 535 557) no Hoare annotation was computed. [2019-10-13 23:15:24,416 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 535 557) no Hoare annotation was computed. [2019-10-13 23:15:24,416 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 578 585) the Hoare annotation is: true [2019-10-13 23:15:24,416 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 578 585) no Hoare annotation was computed. [2019-10-13 23:15:24,416 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 453 462) no Hoare annotation was computed. [2019-10-13 23:15:24,417 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 453 462) no Hoare annotation was computed. [2019-10-13 23:15:24,417 INFO L443 ceAbstractionStarter]: For program point L832(lines 832 873) no Hoare annotation was computed. [2019-10-13 23:15:24,417 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 786 888) no Hoare annotation was computed. [2019-10-13 23:15:24,417 INFO L443 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2019-10-13 23:15:24,417 INFO L443 ceAbstractionStarter]: For program point L851-1(line 851) no Hoare annotation was computed. [2019-10-13 23:15:24,417 INFO L443 ceAbstractionStarter]: For program point L810(lines 810 814) no Hoare annotation was computed. [2019-10-13 23:15:24,417 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 786 888) no Hoare annotation was computed. [2019-10-13 23:15:24,417 INFO L443 ceAbstractionStarter]: For program point L835-2(lines 835 855) no Hoare annotation was computed. [2019-10-13 23:15:24,418 INFO L443 ceAbstractionStarter]: For program point L856(lines 834 857) no Hoare annotation was computed. [2019-10-13 23:15:24,418 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 786 888) no Hoare annotation was computed. [2019-10-13 23:15:24,418 INFO L443 ceAbstractionStarter]: For program point L815(lines 815 831) no Hoare annotation was computed. [2019-10-13 23:15:24,418 INFO L443 ceAbstractionStarter]: For program point L836(lines 835 855) no Hoare annotation was computed. [2019-10-13 23:15:24,418 INFO L443 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2019-10-13 23:15:24,418 INFO L443 ceAbstractionStarter]: For program point L867-1(line 867) no Hoare annotation was computed. [2019-10-13 23:15:24,418 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 23:15:24,419 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:24,419 INFO L443 ceAbstractionStarter]: For program point L238(line 238) no Hoare annotation was computed. [2019-10-13 23:15:24,419 INFO L443 ceAbstractionStarter]: For program point L238-1(lines 227 243) no Hoare annotation was computed. [2019-10-13 23:15:24,419 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 227 243) no Hoare annotation was computed. [2019-10-13 23:15:24,419 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 240) no Hoare annotation was computed. [2019-10-13 23:15:24,419 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 227 243) no Hoare annotation was computed. [2019-10-13 23:15:24,419 INFO L443 ceAbstractionStarter]: For program point L232(line 232) no Hoare annotation was computed. [2019-10-13 23:15:24,419 INFO L443 ceAbstractionStarter]: For program point L232-1(line 232) no Hoare annotation was computed. [2019-10-13 23:15:24,419 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 558 566) no Hoare annotation was computed. [2019-10-13 23:15:24,420 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 558 566) no Hoare annotation was computed. [2019-10-13 23:15:24,420 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 514 525) the Hoare annotation is: true [2019-10-13 23:15:24,420 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 514 525) no Hoare annotation was computed. [2019-10-13 23:15:24,420 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:24,420 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:15:24,420 INFO L439 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-13 23:15:24,420 INFO L439 ceAbstractionStarter]: At program point L147(lines 147 153) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 23:15:24,421 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 136 159) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 23:15:24,421 INFO L439 ceAbstractionStarter]: At program point L142(line 142) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 23:15:24,421 INFO L443 ceAbstractionStarter]: For program point L140(lines 139 158) no Hoare annotation was computed. [2019-10-13 23:15:24,421 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 136 159) no Hoare annotation was computed. [2019-10-13 23:15:24,421 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 136 159) no Hoare annotation was computed. [2019-10-13 23:15:24,421 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 352 381) no Hoare annotation was computed. [2019-10-13 23:15:24,421 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 352 381) the Hoare annotation is: true [2019-10-13 23:15:24,421 INFO L446 ceAbstractionStarter]: At program point L377(lines 352 381) the Hoare annotation is: true [2019-10-13 23:15:24,421 INFO L443 ceAbstractionStarter]: For program point L373(line 373) no Hoare annotation was computed. [2019-10-13 23:15:24,422 INFO L443 ceAbstractionStarter]: For program point L366(lines 366 370) no Hoare annotation was computed. [2019-10-13 23:15:24,422 INFO L446 ceAbstractionStarter]: At program point L366-1(lines 366 370) the Hoare annotation is: true [2019-10-13 23:15:24,422 INFO L446 ceAbstractionStarter]: At program point L362-2(lines 362 376) the Hoare annotation is: true [2019-10-13 23:15:24,422 INFO L446 ceAbstractionStarter]: At program point L358(line 358) the Hoare annotation is: true [2019-10-13 23:15:24,422 INFO L443 ceAbstractionStarter]: For program point L358-1(line 358) no Hoare annotation was computed. [2019-10-13 23:15:24,422 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 526 534) the Hoare annotation is: true [2019-10-13 23:15:24,422 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 526 534) no Hoare annotation was computed. [2019-10-13 23:15:24,422 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 490 501) the Hoare annotation is: true [2019-10-13 23:15:24,423 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 490 501) no Hoare annotation was computed. [2019-10-13 23:15:24,423 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 406 412) no Hoare annotation was computed. [2019-10-13 23:15:24,423 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 406 412) the Hoare annotation is: true [2019-10-13 23:15:24,423 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:15:24,423 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 23:15:24,423 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:15:24,423 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:15:24,423 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 342 349) no Hoare annotation was computed. [2019-10-13 23:15:24,424 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 342 349) the Hoare annotation is: true [2019-10-13 23:15:24,424 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 502 513) no Hoare annotation was computed. [2019-10-13 23:15:24,424 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 502 513) the Hoare annotation is: true [2019-10-13 23:15:24,424 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-13 23:15:24,424 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-10-13 23:15:24,424 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-10-13 23:15:24,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:15:24 BoogieIcfgContainer [2019-10-13 23:15:24,439 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:15:24,442 INFO L168 Benchmark]: Toolchain (without parser) took 6533.85 ms. Allocated memory was 138.4 MB in the beginning and 295.2 MB in the end (delta: 156.8 MB). Free memory was 102.4 MB in the beginning and 149.7 MB in the end (delta: -47.3 MB). Peak memory consumption was 124.5 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:24,443 INFO L168 Benchmark]: CDTParser took 1.33 ms. Allocated memory is still 138.4 MB. Free memory was 121.7 MB in the beginning and 121.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-13 23:15:24,444 INFO L168 Benchmark]: CACSL2BoogieTranslator took 742.06 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 102.2 MB in the beginning and 167.8 MB in the end (delta: -65.6 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:24,445 INFO L168 Benchmark]: Boogie Preprocessor took 91.40 ms. Allocated memory is still 201.9 MB. Free memory was 167.8 MB in the beginning and 163.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:24,446 INFO L168 Benchmark]: RCFGBuilder took 1780.33 ms. Allocated memory was 201.9 MB in the beginning and 234.9 MB in the end (delta: 33.0 MB). Free memory was 163.7 MB in the beginning and 146.1 MB in the end (delta: 17.6 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:24,447 INFO L168 Benchmark]: TraceAbstraction took 3915.65 ms. Allocated memory was 234.9 MB in the beginning and 295.2 MB in the end (delta: 60.3 MB). Free memory was 146.1 MB in the beginning and 149.7 MB in the end (delta: -3.6 MB). Peak memory consumption was 71.8 MB. Max. memory is 7.1 GB. [2019-10-13 23:15:24,451 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 ms. Allocated memory is still 138.4 MB. Free memory was 121.7 MB in the beginning and 121.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 742.06 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 102.2 MB in the beginning and 167.8 MB in the end (delta: -65.6 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.40 ms. Allocated memory is still 201.9 MB. Free memory was 167.8 MB in the beginning and 163.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1780.33 ms. Allocated memory was 201.9 MB in the beginning and 234.9 MB in the end (delta: 33.0 MB). Free memory was 163.7 MB in the beginning and 146.1 MB in the end (delta: 17.6 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3915.65 ms. Allocated memory was 234.9 MB in the beginning and 295.2 MB in the end (delta: 60.3 MB). Free memory was 146.1 MB in the beginning and 149.7 MB in the end (delta: -3.6 MB). Peak memory consumption was 71.8 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: 65]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 197 locations, 1 error locations. Result: SAFE, OverallTime: 3.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, HoareTripleCheckerStatistics: 648 SDtfs, 368 SDslu, 1207 SDs, 0 SdLazy, 463 SolverSat, 77 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=395occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 24 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 586 PreInvPairs, 630 NumberOfFragments, 561 HoareAnnotationTreeSize, 586 FomulaSimplifications, 447 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 63 FomulaSimplificationsInter, 2090 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 252 ConstructedInterpolants, 0 QuantifiedInterpolants, 23970 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...