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_spec1_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:14:29,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:14:29,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:14:29,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:14:29,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:14:29,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:14:29,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:14:29,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:14:29,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:14:29,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:14:29,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:14:29,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:14:29,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:14:29,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:14:29,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:14:29,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:14:29,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:14:29,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:14:29,531 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:14:29,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:14:29,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:14:29,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:14:29,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:14:29,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:14:29,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:14:29,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:14:29,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:14:29,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:14:29,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:14:29,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:14:29,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:14:29,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:14:29,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:14:29,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:14:29,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:14:29,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:14:29,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:14:29,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:14:29,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:14:29,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:14:29,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:14:29,553 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 23:14:29,567 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:14:29,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:14:29,569 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:14:29,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:14:29,569 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:14:29,570 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:14:29,570 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:14:29,570 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:14:29,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:14:29,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:14:29,571 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:14:29,571 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:14:29,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:14:29,571 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:14:29,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:14:29,572 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:14:29,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:14:29,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:14:29,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:14:29,572 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:14:29,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:14:29,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:14:29,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:14:29,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:14:29,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:14:29,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:14:29,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:14:29,574 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:14:29,574 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 23:14:29,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:14:29,892 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:14:29,896 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:14:29,897 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:14:29,898 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:14:29,898 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product26.cil.c [2019-10-13 23:14:29,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78e3d23d4/8f288c90e87c46d4a5d9a10bf77503cd/FLAGa255fa6fe [2019-10-13 23:14:30,490 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:14:30,491 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product26.cil.c [2019-10-13 23:14:30,511 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78e3d23d4/8f288c90e87c46d4a5d9a10bf77503cd/FLAGa255fa6fe [2019-10-13 23:14:30,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78e3d23d4/8f288c90e87c46d4a5d9a10bf77503cd [2019-10-13 23:14:30,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:14:30,807 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:14:30,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:14:30,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:14:30,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:14:30,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:14:30" (1/1) ... [2019-10-13 23:14:30,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3729bd96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:30, skipping insertion in model container [2019-10-13 23:14:30,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:14:30" (1/1) ... [2019-10-13 23:14:30,824 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:14:30,880 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:14:31,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:14:31,315 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:14:31,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:14:31,437 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:14:31,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:31 WrapperNode [2019-10-13 23:14:31,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:14:31,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:14:31,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:14:31,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:14:31,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:31" (1/1) ... [2019-10-13 23:14:31,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:31" (1/1) ... [2019-10-13 23:14:31,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:31" (1/1) ... [2019-10-13 23:14:31,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:31" (1/1) ... [2019-10-13 23:14:31,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:31" (1/1) ... [2019-10-13 23:14:31,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:31" (1/1) ... [2019-10-13 23:14:31,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:31" (1/1) ... [2019-10-13 23:14:31,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:14:31,533 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:14:31,533 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:14:31,533 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:14:31,534 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:31" (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 23:14:31,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:14:31,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:14:31,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:14:31,609 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:14:31,609 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:14:31,610 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:14:31,610 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:14:31,610 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:14:31,610 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:14:31,610 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:14:31,610 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:14:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:14:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:14:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 23:14:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-13 23:14:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:14:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:14:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:14:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:14:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:14:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:14:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 23:14:31,613 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:14:31,613 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 23:14:31,613 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:14:31,613 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:14:31,613 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:14:31,613 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:14:31,614 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:14:31,614 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 23:14:31,614 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 23:14:31,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:14:31,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:14:31,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:14:31,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:14:31,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:14:31,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:14:31,615 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:14:31,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:14:31,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:14:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:14:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:14:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:14:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:14:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:14:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:14:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:14:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:14:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:14:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:14:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:14:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:14:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 23:14:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:14:31,618 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:14:31,618 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:14:31,618 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-13 23:14:31,618 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:14:31,618 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:14:31,618 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:14:31,619 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:14:31,619 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:14:31,619 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:14:31,619 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:14:31,619 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:14:31,619 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:14:31,620 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:14:31,620 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 23:14:31,620 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:14:31,620 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 23:14:31,620 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 23:14:31,620 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 23:14:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:14:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:14:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:14:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:14:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:14:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:14:31,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:14:31,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:14:31,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:14:31,622 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:14:31,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:14:31,622 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:14:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:14:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:14:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:14:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:14:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:14:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:14:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:14:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:14:33,272 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:14:33,272 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:14:33,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:14:33 BoogieIcfgContainer [2019-10-13 23:14:33,276 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:14:33,277 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:14:33,277 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:14:33,281 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:14:33,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:14:30" (1/3) ... [2019-10-13 23:14:33,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e4f5738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:14:33, skipping insertion in model container [2019-10-13 23:14:33,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:31" (2/3) ... [2019-10-13 23:14:33,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e4f5738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:14:33, skipping insertion in model container [2019-10-13 23:14:33,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:14:33" (3/3) ... [2019-10-13 23:14:33,285 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product26.cil.c [2019-10-13 23:14:33,295 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:14:33,303 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:14:33,314 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:14:33,345 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:14:33,345 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:14:33,345 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:14:33,345 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:14:33,345 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:14:33,346 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:14:33,346 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:14:33,346 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:14:33,366 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2019-10-13 23:14:33,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-13 23:14:33,374 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:33,375 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:14:33,376 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:33,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:33,381 INFO L82 PathProgramCache]: Analyzing trace with hash 1029430883, now seen corresponding path program 1 times [2019-10-13 23:14:33,390 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:33,391 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098317109] [2019-10-13 23:14:33,391 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:33,391 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:33,392 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:33,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:33,786 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 23:14:33,786 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098317109] [2019-10-13 23:14:33,787 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:33,788 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:14:33,788 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803849774] [2019-10-13 23:14:33,795 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:14:33,795 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:33,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:14:33,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:14:33,813 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 2 states. [2019-10-13 23:14:33,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:33,852 INFO L93 Difference]: Finished difference Result 183 states and 220 transitions. [2019-10-13 23:14:33,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:14:33,853 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2019-10-13 23:14:33,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:33,865 INFO L225 Difference]: With dead ends: 183 [2019-10-13 23:14:33,866 INFO L226 Difference]: Without dead ends: 92 [2019-10-13 23:14:33,873 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 23:14:33,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2019-10-13 23:14:33,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2019-10-13 23:14:33,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2019-10-13 23:14:33,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 104 transitions. [2019-10-13 23:14:33,931 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 104 transitions. Word has length 42 [2019-10-13 23:14:33,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:33,932 INFO L462 AbstractCegarLoop]: Abstraction has 92 states and 104 transitions. [2019-10-13 23:14:33,932 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:14:33,933 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2019-10-13 23:14:33,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-13 23:14:33,936 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:33,936 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:14:33,936 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:33,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:33,937 INFO L82 PathProgramCache]: Analyzing trace with hash -134722330, now seen corresponding path program 1 times [2019-10-13 23:14:33,937 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:33,937 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91606647] [2019-10-13 23:14:33,938 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:33,938 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:33,938 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:34,101 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 23:14:34,101 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91606647] [2019-10-13 23:14:34,102 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:34,102 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:14:34,102 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971724024] [2019-10-13 23:14:34,104 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:14:34,104 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:34,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:14:34,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:14:34,105 INFO L87 Difference]: Start difference. First operand 92 states and 104 transitions. Second operand 3 states. [2019-10-13 23:14:34,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:34,126 INFO L93 Difference]: Finished difference Result 137 states and 154 transitions. [2019-10-13 23:14:34,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:14:34,126 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-13 23:14:34,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:34,129 INFO L225 Difference]: With dead ends: 137 [2019-10-13 23:14:34,129 INFO L226 Difference]: Without dead ends: 84 [2019-10-13 23:14:34,133 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 23:14:34,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2019-10-13 23:14:34,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2019-10-13 23:14:34,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2019-10-13 23:14:34,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 93 transitions. [2019-10-13 23:14:34,158 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 93 transitions. Word has length 43 [2019-10-13 23:14:34,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:34,159 INFO L462 AbstractCegarLoop]: Abstraction has 84 states and 93 transitions. [2019-10-13 23:14:34,159 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:14:34,159 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 93 transitions. [2019-10-13 23:14:34,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 23:14:34,161 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:34,161 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 23:14:34,162 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:34,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:34,162 INFO L82 PathProgramCache]: Analyzing trace with hash -61227861, now seen corresponding path program 1 times [2019-10-13 23:14:34,163 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:34,163 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772422872] [2019-10-13 23:14:34,163 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:34,164 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:34,164 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:34,366 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 23:14:34,366 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772422872] [2019-10-13 23:14:34,367 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:34,367 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:14:34,367 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454336241] [2019-10-13 23:14:34,368 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:14:34,368 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:34,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:14:34,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:14:34,369 INFO L87 Difference]: Start difference. First operand 84 states and 93 transitions. Second operand 7 states. [2019-10-13 23:14:34,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:34,715 INFO L93 Difference]: Finished difference Result 146 states and 165 transitions. [2019-10-13 23:14:34,715 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:14:34,716 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2019-10-13 23:14:34,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:34,718 INFO L225 Difference]: With dead ends: 146 [2019-10-13 23:14:34,718 INFO L226 Difference]: Without dead ends: 84 [2019-10-13 23:14:34,719 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 23:14:34,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2019-10-13 23:14:34,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2019-10-13 23:14:34,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2019-10-13 23:14:34,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 92 transitions. [2019-10-13 23:14:34,733 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 92 transitions. Word has length 46 [2019-10-13 23:14:34,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:34,735 INFO L462 AbstractCegarLoop]: Abstraction has 84 states and 92 transitions. [2019-10-13 23:14:34,735 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:14:34,736 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 92 transitions. [2019-10-13 23:14:34,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-13 23:14:34,738 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:34,738 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] [2019-10-13 23:14:34,738 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:34,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:34,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1186434530, now seen corresponding path program 1 times [2019-10-13 23:14:34,739 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:34,742 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607144757] [2019-10-13 23:14:34,742 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:34,742 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:34,743 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:34,900 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 23:14:34,901 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607144757] [2019-10-13 23:14:34,901 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:34,901 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 23:14:34,901 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37551956] [2019-10-13 23:14:34,902 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 23:14:34,902 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:34,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 23:14:34,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 23:14:34,903 INFO L87 Difference]: Start difference. First operand 84 states and 92 transitions. Second operand 6 states. [2019-10-13 23:14:35,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:35,093 INFO L93 Difference]: Finished difference Result 201 states and 228 transitions. [2019-10-13 23:14:35,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:14:35,094 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2019-10-13 23:14:35,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:35,100 INFO L225 Difference]: With dead ends: 201 [2019-10-13 23:14:35,100 INFO L226 Difference]: Without dead ends: 139 [2019-10-13 23:14:35,103 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 23:14:35,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2019-10-13 23:14:35,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 135. [2019-10-13 23:14:35,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2019-10-13 23:14:35,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 150 transitions. [2019-10-13 23:14:35,149 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 150 transitions. Word has length 54 [2019-10-13 23:14:35,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:35,150 INFO L462 AbstractCegarLoop]: Abstraction has 135 states and 150 transitions. [2019-10-13 23:14:35,150 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 23:14:35,152 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 150 transitions. [2019-10-13 23:14:35,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 23:14:35,155 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:35,155 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:14:35,155 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:35,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:35,156 INFO L82 PathProgramCache]: Analyzing trace with hash 1950571976, now seen corresponding path program 1 times [2019-10-13 23:14:35,156 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:35,156 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161232418] [2019-10-13 23:14:35,156 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:35,156 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:35,157 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:35,264 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 23:14:35,265 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161232418] [2019-10-13 23:14:35,265 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:35,265 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:14:35,266 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570082184] [2019-10-13 23:14:35,266 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:14:35,267 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:35,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:14:35,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:14:35,269 INFO L87 Difference]: Start difference. First operand 135 states and 150 transitions. Second operand 7 states. [2019-10-13 23:14:35,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:35,608 INFO L93 Difference]: Finished difference Result 215 states and 246 transitions. [2019-10-13 23:14:35,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:14:35,609 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-10-13 23:14:35,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:35,610 INFO L225 Difference]: With dead ends: 215 [2019-10-13 23:14:35,610 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:14:35,612 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 23:14:35,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:14:35,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:14:35,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:14:35,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:14:35,613 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 57 [2019-10-13 23:14:35,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:35,613 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:14:35,614 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:14:35,614 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:14:35,614 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:14:35,619 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:14:36,385 INFO L443 ceAbstractionStarter]: For program point L565(lines 565 569) no Hoare annotation was computed. [2019-10-13 23:14:36,385 INFO L443 ceAbstractionStarter]: For program point L559-2(lines 559 580) no Hoare annotation was computed. [2019-10-13 23:14:36,386 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 534 589) no Hoare annotation was computed. [2019-10-13 23:14:36,386 INFO L443 ceAbstractionStarter]: For program point L581(lines 558 582) no Hoare annotation was computed. [2019-10-13 23:14:36,386 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 534 589) no Hoare annotation was computed. [2019-10-13 23:14:36,386 INFO L443 ceAbstractionStarter]: For program point L635(line 635) no Hoare annotation was computed. [2019-10-13 23:14:36,386 INFO L443 ceAbstractionStarter]: For program point L635-1(line 635) no Hoare annotation was computed. [2019-10-13 23:14:36,386 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 590 649) no Hoare annotation was computed. [2019-10-13 23:14:36,386 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 590 649) no Hoare annotation was computed. [2019-10-13 23:14:36,386 INFO L443 ceAbstractionStarter]: For program point L622(lines 622 626) no Hoare annotation was computed. [2019-10-13 23:14:36,386 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 590 649) no Hoare annotation was computed. [2019-10-13 23:14:36,386 INFO L443 ceAbstractionStarter]: For program point L616-2(lines 616 641) no Hoare annotation was computed. [2019-10-13 23:14:36,386 INFO L443 ceAbstractionStarter]: For program point L642(lines 615 643) no Hoare annotation was computed. [2019-10-13 23:14:36,387 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-13 23:14:36,387 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-13 23:14:36,387 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-13 23:14:36,387 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-13 23:14:36,387 INFO L439 ceAbstractionStarter]: At program point L289(line 289) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= main_~tmp~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 23:14:36,387 INFO L439 ceAbstractionStarter]: At program point L289-1(line 289) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= main_~tmp~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 23:14:36,388 INFO L443 ceAbstractionStarter]: For program point L287(lines 287 294) no Hoare annotation was computed. [2019-10-13 23:14:36,388 INFO L443 ceAbstractionStarter]: For program point L287-1(lines 287 294) no Hoare annotation was computed. [2019-10-13 23:14:36,388 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 277 299) 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 23:14:36,388 INFO L443 ceAbstractionStarter]: For program point L285(line 285) no Hoare annotation was computed. [2019-10-13 23:14:36,388 INFO L439 ceAbstractionStarter]: At program point L284(line 284) 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 23:14:36,388 INFO L439 ceAbstractionStarter]: At program point L283(line 283) 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 23:14:36,389 INFO L439 ceAbstractionStarter]: At program point L283-1(line 283) 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 23:14:36,389 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 277 299) no Hoare annotation was computed. [2019-10-13 23:14:36,389 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 235 258) no Hoare annotation was computed. [2019-10-13 23:14:36,389 INFO L443 ceAbstractionStarter]: For program point L253(line 253) no Hoare annotation was computed. [2019-10-13 23:14:36,389 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 235 258) no Hoare annotation was computed. [2019-10-13 23:14:36,389 INFO L443 ceAbstractionStarter]: For program point L252(line 252) no Hoare annotation was computed. [2019-10-13 23:14:36,389 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 235 258) no Hoare annotation was computed. [2019-10-13 23:14:36,390 INFO L443 ceAbstractionStarter]: For program point L251(line 251) no Hoare annotation was computed. [2019-10-13 23:14:36,390 INFO L443 ceAbstractionStarter]: For program point L250(line 250) no Hoare annotation was computed. [2019-10-13 23:14:36,390 INFO L443 ceAbstractionStarter]: For program point L249(line 249) no Hoare annotation was computed. [2019-10-13 23:14:36,390 INFO L443 ceAbstractionStarter]: For program point L248(line 248) no Hoare annotation was computed. [2019-10-13 23:14:36,390 INFO L443 ceAbstractionStarter]: For program point L247(line 247) no Hoare annotation was computed. [2019-10-13 23:14:36,390 INFO L443 ceAbstractionStarter]: For program point L246(line 246) no Hoare annotation was computed. [2019-10-13 23:14:36,390 INFO L443 ceAbstractionStarter]: For program point L245(line 245) no Hoare annotation was computed. [2019-10-13 23:14:36,391 INFO L443 ceAbstractionStarter]: For program point L244(line 244) no Hoare annotation was computed. [2019-10-13 23:14:36,391 INFO L443 ceAbstractionStarter]: For program point L243(line 243) no Hoare annotation was computed. [2019-10-13 23:14:36,391 INFO L443 ceAbstractionStarter]: For program point L242(line 242) no Hoare annotation was computed. [2019-10-13 23:14:36,391 INFO L443 ceAbstractionStarter]: For program point L241(line 241) no Hoare annotation was computed. [2019-10-13 23:14:36,391 INFO L443 ceAbstractionStarter]: For program point L240(line 240) no Hoare annotation was computed. [2019-10-13 23:14:36,391 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 409 417) no Hoare annotation was computed. [2019-10-13 23:14:36,391 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 409 417) the Hoare annotation is: true [2019-10-13 23:14:36,391 INFO L446 ceAbstractionStarter]: At program point L461(line 461) the Hoare annotation is: true [2019-10-13 23:14:36,392 INFO L443 ceAbstractionStarter]: For program point L461-1(line 461) no Hoare annotation was computed. [2019-10-13 23:14:36,392 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 454 472) the Hoare annotation is: true [2019-10-13 23:14:36,392 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 454 472) no Hoare annotation was computed. [2019-10-13 23:14:36,392 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-13 23:14:36,392 INFO L443 ceAbstractionStarter]: For program point L448-1(line 448) no Hoare annotation was computed. [2019-10-13 23:14:36,392 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 418 453) no Hoare annotation was computed. [2019-10-13 23:14:36,392 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 418 453) no Hoare annotation was computed. [2019-10-13 23:14:36,393 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-13 23:14:36,393 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-13 23:14:36,393 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 488 533) no Hoare annotation was computed. [2019-10-13 23:14:36,393 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 488 533) no Hoare annotation was computed. [2019-10-13 23:14:36,393 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 801 846) no Hoare annotation was computed. [2019-10-13 23:14:36,393 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 801 846) no Hoare annotation was computed. [2019-10-13 23:14:36,393 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 267 276) 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 23:14:36,394 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 267 276) no Hoare annotation was computed. [2019-10-13 23:14:36,394 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 267 276) no Hoare annotation was computed. [2019-10-13 23:14:36,394 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 398 408) no Hoare annotation was computed. [2019-10-13 23:14:36,394 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 398 408) no Hoare annotation was computed. [2019-10-13 23:14:36,394 INFO L443 ceAbstractionStarter]: For program point L403(line 403) no Hoare annotation was computed. [2019-10-13 23:14:36,394 INFO L443 ceAbstractionStarter]: For program point L403-1(line 403) no Hoare annotation was computed. [2019-10-13 23:14:36,394 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 390 397) the Hoare annotation is: true [2019-10-13 23:14:36,395 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 390 397) no Hoare annotation was computed. [2019-10-13 23:14:36,395 INFO L439 ceAbstractionStarter]: At program point L353(line 353) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:14:36,395 INFO L439 ceAbstractionStarter]: At program point L349(line 349) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:14:36,395 INFO L443 ceAbstractionStarter]: For program point L347(lines 347 355) no Hoare annotation was computed. [2019-10-13 23:14:36,395 INFO L439 ceAbstractionStarter]: At program point L345(line 345) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:14:36,395 INFO L443 ceAbstractionStarter]: For program point L345-1(line 345) no Hoare annotation was computed. [2019-10-13 23:14:36,395 INFO L443 ceAbstractionStarter]: For program point L343(lines 343 360) no Hoare annotation was computed. [2019-10-13 23:14:36,396 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 339 363) no Hoare annotation was computed. [2019-10-13 23:14:36,396 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 339 363) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:14:36,396 INFO L439 ceAbstractionStarter]: At program point L358(line 358) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:14:36,396 INFO L443 ceAbstractionStarter]: For program point L358-1(lines 339 363) no Hoare annotation was computed. [2019-10-13 23:14:36,396 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 331 337) no Hoare annotation was computed. [2019-10-13 23:14:36,396 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 331 337) the Hoare annotation is: true [2019-10-13 23:14:36,397 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 848 913) 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 23:14:36,397 INFO L439 ceAbstractionStarter]: At program point L896-2(lines 888 901) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:36,397 INFO L443 ceAbstractionStarter]: For program point L859(lines 858 905) no Hoare annotation was computed. [2019-10-13 23:14:36,397 INFO L439 ceAbstractionStarter]: At program point L890(line 890) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:36,397 INFO L443 ceAbstractionStarter]: For program point L888(lines 888 901) no Hoare annotation was computed. [2019-10-13 23:14:36,397 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 848 913) no Hoare annotation was computed. [2019-10-13 23:14:36,398 INFO L439 ceAbstractionStarter]: At program point L880(line 880) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:36,398 INFO L443 ceAbstractionStarter]: For program point L878(lines 878 884) no Hoare annotation was computed. [2019-10-13 23:14:36,398 INFO L443 ceAbstractionStarter]: For program point L878-1(lines 878 884) no Hoare annotation was computed. [2019-10-13 23:14:36,398 INFO L439 ceAbstractionStarter]: At program point L903(lines 858 905) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:36,398 INFO L439 ceAbstractionStarter]: At program point L870(line 870) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:36,398 INFO L443 ceAbstractionStarter]: For program point L868(lines 868 874) no Hoare annotation was computed. [2019-10-13 23:14:36,398 INFO L443 ceAbstractionStarter]: For program point L868-1(lines 868 874) no Hoare annotation was computed. [2019-10-13 23:14:36,399 INFO L439 ceAbstractionStarter]: At program point L906(lines 857 907) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:36,399 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 848 913) no Hoare annotation was computed. [2019-10-13 23:14:36,399 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 755 800) no Hoare annotation was computed. [2019-10-13 23:14:36,399 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 755 800) no Hoare annotation was computed. [2019-10-13 23:14:36,399 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 364 371) no Hoare annotation was computed. [2019-10-13 23:14:36,399 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 364 371) no Hoare annotation was computed. [2019-10-13 23:14:36,399 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 164 172) the Hoare annotation is: true [2019-10-13 23:14:36,400 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 164 172) no Hoare annotation was computed. [2019-10-13 23:14:36,400 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 132 154) no Hoare annotation was computed. [2019-10-13 23:14:36,400 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 132 154) no Hoare annotation was computed. [2019-10-13 23:14:36,400 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-13 23:14:36,400 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-13 23:14:36,400 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 652 754) no Hoare annotation was computed. [2019-10-13 23:14:36,400 INFO L443 ceAbstractionStarter]: For program point L702(lines 701 721) no Hoare annotation was computed. [2019-10-13 23:14:36,400 INFO L443 ceAbstractionStarter]: For program point L733(line 733) no Hoare annotation was computed. [2019-10-13 23:14:36,401 INFO L443 ceAbstractionStarter]: For program point L733-1(line 733) no Hoare annotation was computed. [2019-10-13 23:14:36,401 INFO L443 ceAbstractionStarter]: For program point L698(lines 698 739) no Hoare annotation was computed. [2019-10-13 23:14:36,401 INFO L443 ceAbstractionStarter]: For program point L717(line 717) no Hoare annotation was computed. [2019-10-13 23:14:36,401 INFO L443 ceAbstractionStarter]: For program point L717-1(line 717) no Hoare annotation was computed. [2019-10-13 23:14:36,401 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 652 754) no Hoare annotation was computed. [2019-10-13 23:14:36,401 INFO L443 ceAbstractionStarter]: For program point L676(lines 676 680) no Hoare annotation was computed. [2019-10-13 23:14:36,401 INFO L443 ceAbstractionStarter]: For program point L701-2(lines 701 721) no Hoare annotation was computed. [2019-10-13 23:14:36,401 INFO L443 ceAbstractionStarter]: For program point L722(lines 700 723) no Hoare annotation was computed. [2019-10-13 23:14:36,402 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 652 754) no Hoare annotation was computed. [2019-10-13 23:14:36,402 INFO L443 ceAbstractionStarter]: For program point L681(lines 681 697) no Hoare annotation was computed. [2019-10-13 23:14:36,402 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 23:14:36,402 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:14:36,402 INFO L443 ceAbstractionStarter]: For program point L384(line 384) no Hoare annotation was computed. [2019-10-13 23:14:36,402 INFO L443 ceAbstractionStarter]: For program point L384-1(lines 373 389) no Hoare annotation was computed. [2019-10-13 23:14:36,402 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 386) no Hoare annotation was computed. [2019-10-13 23:14:36,403 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 373 389) no Hoare annotation was computed. [2019-10-13 23:14:36,403 INFO L443 ceAbstractionStarter]: For program point L378(line 378) no Hoare annotation was computed. [2019-10-13 23:14:36,403 INFO L443 ceAbstractionStarter]: For program point L378-1(line 378) no Hoare annotation was computed. [2019-10-13 23:14:36,403 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 373 389) no Hoare annotation was computed. [2019-10-13 23:14:36,403 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 155 163) no Hoare annotation was computed. [2019-10-13 23:14:36,403 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 155 163) no Hoare annotation was computed. [2019-10-13 23:14:36,403 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 111 122) the Hoare annotation is: true [2019-10-13 23:14:36,403 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 111 122) no Hoare annotation was computed. [2019-10-13 23:14:36,403 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:14:36,404 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:14:36,404 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 123 131) the Hoare annotation is: true [2019-10-13 23:14:36,404 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 123 131) no Hoare annotation was computed. [2019-10-13 23:14:36,404 INFO L439 ceAbstractionStarter]: At program point L320(line 320) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:14:36,404 INFO L439 ceAbstractionStarter]: At program point L318(lines 318 324) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:14:36,404 INFO L439 ceAbstractionStarter]: At program point L313(line 313) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:14:36,404 INFO L443 ceAbstractionStarter]: For program point L311(lines 310 329) no Hoare annotation was computed. [2019-10-13 23:14:36,405 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 307 330) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:14:36,405 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 307 330) no Hoare annotation was computed. [2019-10-13 23:14:36,405 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 307 330) no Hoare annotation was computed. [2019-10-13 23:14:36,405 INFO L443 ceAbstractionStarter]: For program point L225(line 225) no Hoare annotation was computed. [2019-10-13 23:14:36,405 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 204 233) no Hoare annotation was computed. [2019-10-13 23:14:36,405 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 204 233) the Hoare annotation is: true [2019-10-13 23:14:36,405 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 222) no Hoare annotation was computed. [2019-10-13 23:14:36,405 INFO L446 ceAbstractionStarter]: At program point L218-1(lines 218 222) the Hoare annotation is: true [2019-10-13 23:14:36,406 INFO L446 ceAbstractionStarter]: At program point L214-2(lines 214 228) the Hoare annotation is: true [2019-10-13 23:14:36,406 INFO L446 ceAbstractionStarter]: At program point L210(line 210) the Hoare annotation is: true [2019-10-13 23:14:36,406 INFO L443 ceAbstractionStarter]: For program point L210-1(line 210) no Hoare annotation was computed. [2019-10-13 23:14:36,406 INFO L446 ceAbstractionStarter]: At program point L229(lines 204 233) the Hoare annotation is: true [2019-10-13 23:14:36,406 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 87 98) the Hoare annotation is: true [2019-10-13 23:14:36,406 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 87 98) no Hoare annotation was computed. [2019-10-13 23:14:36,406 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 259 265) no Hoare annotation was computed. [2019-10-13 23:14:36,406 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 259 265) the Hoare annotation is: true [2019-10-13 23:14:36,407 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:14:36,407 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 23:14:36,407 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:14:36,407 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:14:36,431 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 473 480) no Hoare annotation was computed. [2019-10-13 23:14:36,432 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 473 480) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:14:36,432 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 99 110) no Hoare annotation was computed. [2019-10-13 23:14:36,432 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 99 110) the Hoare annotation is: true [2019-10-13 23:14:36,432 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 919) no Hoare annotation was computed. [2019-10-13 23:14:36,432 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 915 922) the Hoare annotation is: true [2019-10-13 23:14:36,432 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 915 922) no Hoare annotation was computed. [2019-10-13 23:14:36,433 INFO L439 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 23:14:36,433 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 176 200) the Hoare annotation is: true [2019-10-13 23:14:36,433 INFO L443 ceAbstractionStarter]: For program point L188(lines 188 194) no Hoare annotation was computed. [2019-10-13 23:14:36,433 INFO L439 ceAbstractionStarter]: At program point L186(line 186) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 23:14:36,433 INFO L443 ceAbstractionStarter]: For program point L186-1(line 186) no Hoare annotation was computed. [2019-10-13 23:14:36,433 INFO L443 ceAbstractionStarter]: For program point L184(lines 184 197) no Hoare annotation was computed. [2019-10-13 23:14:36,433 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 176 200) no Hoare annotation was computed. [2019-10-13 23:14:36,434 INFO L443 ceAbstractionStarter]: For program point L184-1(lines 176 200) no Hoare annotation was computed. [2019-10-13 23:14:36,434 INFO L446 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: true [2019-10-13 23:14:36,434 INFO L443 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2019-10-13 23:14:36,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:14:36 BoogieIcfgContainer [2019-10-13 23:14:36,459 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:14:36,463 INFO L168 Benchmark]: Toolchain (without parser) took 5654.40 ms. Allocated memory was 145.8 MB in the beginning and 285.7 MB in the end (delta: 140.0 MB). Free memory was 103.0 MB in the beginning and 252.5 MB in the end (delta: -149.5 MB). Peak memory consumption was 109.7 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:36,466 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-13 23:14:36,467 INFO L168 Benchmark]: CACSL2BoogieTranslator took 630.35 ms. Allocated memory was 145.8 MB in the beginning and 203.9 MB in the end (delta: 58.2 MB). Free memory was 102.8 MB in the beginning and 171.2 MB in the end (delta: -68.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:36,469 INFO L168 Benchmark]: Boogie Preprocessor took 94.02 ms. Allocated memory is still 203.9 MB. Free memory was 171.2 MB in the beginning and 167.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:36,475 INFO L168 Benchmark]: RCFGBuilder took 1743.45 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 167.1 MB in the beginning and 150.7 MB in the end (delta: 16.4 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:36,477 INFO L168 Benchmark]: TraceAbstraction took 3182.03 ms. Allocated memory was 235.9 MB in the beginning and 285.7 MB in the end (delta: 49.8 MB). Free memory was 149.3 MB in the beginning and 252.5 MB in the end (delta: -103.2 MB). Peak memory consumption was 65.9 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:36,488 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 630.35 ms. Allocated memory was 145.8 MB in the beginning and 203.9 MB in the end (delta: 58.2 MB). Free memory was 102.8 MB in the beginning and 171.2 MB in the end (delta: -68.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.02 ms. Allocated memory is still 203.9 MB. Free memory was 171.2 MB in the beginning and 167.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1743.45 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 167.1 MB in the beginning and 150.7 MB in the end (delta: 16.4 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3182.03 ms. Allocated memory was 235.9 MB in the beginning and 285.7 MB in the end (delta: 49.8 MB). Free memory was 149.3 MB in the beginning and 252.5 MB in the end (delta: -103.2 MB). Peak memory consumption was 65.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 919]: 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: 858]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 177 locations, 1 error locations. Result: SAFE, OverallTime: 3.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 448 SDtfs, 236 SDslu, 680 SDs, 0 SdLazy, 293 SolverSat, 96 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=135occurred 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, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 229 PreInvPairs, 243 NumberOfFragments, 484 HoareAnnotationTreeSize, 229 FomulaSimplifications, 87 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 51 FomulaSimplificationsInter, 704 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 242 NumberOfCodeBlocks, 242 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 237 ConstructedInterpolants, 0 QuantifiedInterpolants, 21613 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...