/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 01:02:08,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 01:02:08,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 01:02:08,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 01:02:08,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 01:02:08,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 01:02:08,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 01:02:08,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 01:02:08,546 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 01:02:08,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 01:02:08,548 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 01:02:08,549 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 01:02:08,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 01:02:08,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 01:02:08,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 01:02:08,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 01:02:08,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 01:02:08,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 01:02:08,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 01:02:08,560 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 01:02:08,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 01:02:08,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 01:02:08,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 01:02:08,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 01:02:08,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 01:02:08,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 01:02:08,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 01:02:08,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 01:02:08,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 01:02:08,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 01:02:08,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 01:02:08,570 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 01:02:08,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 01:02:08,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 01:02:08,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 01:02:08,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 01:02:08,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 01:02:08,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 01:02:08,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 01:02:08,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 01:02:08,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 01:02:08,576 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 [2019-11-07 01:02:08,590 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 01:02:08,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 01:02:08,591 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 01:02:08,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 01:02:08,592 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 01:02:08,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 01:02:08,592 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 01:02:08,592 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 01:02:08,593 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 01:02:08,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 01:02:08,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 01:02:08,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 01:02:08,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 01:02:08,593 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 01:02:08,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 01:02:08,594 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 01:02:08,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 01:02:08,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 01:02:08,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 01:02:08,595 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 01:02:08,595 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 01:02:08,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 01:02:08,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 01:02:08,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 01:02:08,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 01:02:08,596 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 01:02:08,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 01:02:08,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 01:02:08,596 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-11-07 01:02:08,855 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 01:02:08,875 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 01:02:08,879 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 01:02:08,880 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 01:02:08,881 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 01:02:08,881 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product63.cil.c [2019-11-07 01:02:08,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cfaa7f6d/1b5d3c0a9fad457d8d9f653c0ab2b11f/FLAGdb7951bc1 [2019-11-07 01:02:09,568 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 01:02:09,569 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product63.cil.c [2019-11-07 01:02:09,589 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cfaa7f6d/1b5d3c0a9fad457d8d9f653c0ab2b11f/FLAGdb7951bc1 [2019-11-07 01:02:09,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cfaa7f6d/1b5d3c0a9fad457d8d9f653c0ab2b11f [2019-11-07 01:02:09,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 01:02:09,812 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 01:02:09,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 01:02:09,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 01:02:09,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 01:02:09,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:02:09" (1/1) ... [2019-11-07 01:02:09,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@329037be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:09, skipping insertion in model container [2019-11-07 01:02:09,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:02:09" (1/1) ... [2019-11-07 01:02:09,828 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 01:02:09,880 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 01:02:10,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:02:10,381 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 01:02:10,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:02:10,553 INFO L192 MainTranslator]: Completed translation [2019-11-07 01:02:10,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:10 WrapperNode [2019-11-07 01:02:10,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 01:02:10,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 01:02:10,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 01:02:10,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 01:02:10,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:10" (1/1) ... [2019-11-07 01:02:10,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:10" (1/1) ... [2019-11-07 01:02:10,588 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:10" (1/1) ... [2019-11-07 01:02:10,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:10" (1/1) ... [2019-11-07 01:02:10,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:10" (1/1) ... [2019-11-07 01:02:10,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:10" (1/1) ... [2019-11-07 01:02:10,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:10" (1/1) ... [2019-11-07 01:02:10,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 01:02:10,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 01:02:10,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 01:02:10,642 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 01:02:10,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:10" (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 [2019-11-07 01:02:10,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 01:02:10,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 01:02:10,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 01:02:10,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 01:02:10,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 01:02:10,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 01:02:10,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 01:02:10,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 01:02:10,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 01:02:10,698 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 01:02:10,698 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 01:02:10,698 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 01:02:10,698 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 01:02:10,698 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 01:02:10,699 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 01:02:10,699 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 01:02:10,699 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 01:02:10,699 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 01:02:10,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-11-07 01:02:10,699 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 01:02:10,700 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 01:02:10,700 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 01:02:10,700 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 01:02:10,700 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 01:02:10,700 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 01:02:10,700 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-11-07 01:02:10,701 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-07 01:02:10,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 01:02:10,701 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 01:02:10,701 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 01:02:10,701 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-07 01:02:10,701 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 01:02:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 01:02:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-11-07 01:02:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 01:02:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 01:02:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 01:02:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 01:02:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 01:02:10,703 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-11-07 01:02:10,703 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-07 01:02:10,703 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 01:02:10,703 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 01:02:10,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 01:02:10,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 01:02:10,704 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 01:02:10,704 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 01:02:10,704 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 01:02:10,704 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 01:02:10,704 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 01:02:10,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 01:02:10,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 01:02:10,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 01:02:10,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 01:02:10,705 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 01:02:10,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 01:02:10,705 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 01:02:10,705 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 01:02:10,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 01:02:10,706 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 01:02:10,706 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 01:02:10,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 01:02:10,706 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 01:02:10,706 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 01:02:10,706 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 01:02:10,707 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 01:02:10,707 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 01:02:10,707 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 01:02:10,707 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 01:02:10,707 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 01:02:10,707 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 01:02:10,708 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 01:02:10,708 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 01:02:10,708 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 01:02:10,708 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 01:02:10,708 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 01:02:10,708 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 01:02:10,708 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 01:02:10,709 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 01:02:10,709 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 01:02:10,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-11-07 01:02:10,709 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 01:02:10,709 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 01:02:10,709 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 01:02:10,710 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-11-07 01:02:10,710 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-07 01:02:10,710 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 01:02:10,710 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 01:02:10,710 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 01:02:10,710 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 01:02:10,710 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 01:02:10,711 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-11-07 01:02:10,711 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-07 01:02:10,711 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-07 01:02:10,711 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 01:02:10,711 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 01:02:10,711 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-11-07 01:02:10,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 01:02:10,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 01:02:10,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 01:02:11,873 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 01:02:11,873 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 01:02:11,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:02:11 BoogieIcfgContainer [2019-11-07 01:02:11,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 01:02:11,881 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 01:02:11,881 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 01:02:11,886 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 01:02:11,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:02:09" (1/3) ... [2019-11-07 01:02:11,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49aadd02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:02:11, skipping insertion in model container [2019-11-07 01:02:11,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:10" (2/3) ... [2019-11-07 01:02:11,889 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49aadd02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:02:11, skipping insertion in model container [2019-11-07 01:02:11,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:02:11" (3/3) ... [2019-11-07 01:02:11,891 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product63.cil.c [2019-11-07 01:02:11,901 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 01:02:11,909 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 01:02:11,919 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 01:02:11,944 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 01:02:11,944 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 01:02:11,944 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 01:02:11,944 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 01:02:11,945 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 01:02:11,945 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 01:02:11,945 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 01:02:11,945 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 01:02:11,966 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states. [2019-11-07 01:02:11,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-07 01:02:11,976 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:11,977 INFO L410 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] [2019-11-07 01:02:11,979 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:11,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:11,984 INFO L82 PathProgramCache]: Analyzing trace with hash 1593418819, now seen corresponding path program 1 times [2019-11-07 01:02:11,994 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:11,995 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057369329] [2019-11-07 01:02:11,995 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:12,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:02:12,378 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057369329] [2019-11-07 01:02:12,380 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:02:12,380 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 01:02:12,381 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569205166] [2019-11-07 01:02:12,387 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 01:02:12,389 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:12,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 01:02:12,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 01:02:12,404 INFO L87 Difference]: Start difference. First operand 202 states. Second operand 2 states. [2019-11-07 01:02:12,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:12,460 INFO L93 Difference]: Finished difference Result 318 states and 395 transitions. [2019-11-07 01:02:12,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 01:02:12,461 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-11-07 01:02:12,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:12,474 INFO L225 Difference]: With dead ends: 318 [2019-11-07 01:02:12,474 INFO L226 Difference]: Without dead ends: 159 [2019-11-07 01:02:12,479 INFO L630 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 [2019-11-07 01:02:12,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2019-11-07 01:02:12,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2019-11-07 01:02:12,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2019-11-07 01:02:12,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 189 transitions. [2019-11-07 01:02:12,538 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 189 transitions. Word has length 46 [2019-11-07 01:02:12,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:12,539 INFO L462 AbstractCegarLoop]: Abstraction has 159 states and 189 transitions. [2019-11-07 01:02:12,539 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 01:02:12,539 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 189 transitions. [2019-11-07 01:02:12,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-07 01:02:12,543 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:12,543 INFO L410 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] [2019-11-07 01:02:12,543 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:12,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:12,544 INFO L82 PathProgramCache]: Analyzing trace with hash 261795935, now seen corresponding path program 1 times [2019-11-07 01:02:12,544 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:12,544 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203850832] [2019-11-07 01:02:12,545 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:12,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:12,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:02:12,699 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203850832] [2019-11-07 01:02:12,699 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:02:12,699 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 01:02:12,699 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017460570] [2019-11-07 01:02:12,702 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 01:02:12,703 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:12,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 01:02:12,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:02:12,703 INFO L87 Difference]: Start difference. First operand 159 states and 189 transitions. Second operand 3 states. [2019-11-07 01:02:12,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:12,730 INFO L93 Difference]: Finished difference Result 261 states and 309 transitions. [2019-11-07 01:02:12,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 01:02:12,731 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-11-07 01:02:12,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:12,734 INFO L225 Difference]: With dead ends: 261 [2019-11-07 01:02:12,734 INFO L226 Difference]: Without dead ends: 150 [2019-11-07 01:02:12,736 INFO L630 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 [2019-11-07 01:02:12,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-11-07 01:02:12,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2019-11-07 01:02:12,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-11-07 01:02:12,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 177 transitions. [2019-11-07 01:02:12,754 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 177 transitions. Word has length 47 [2019-11-07 01:02:12,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:12,754 INFO L462 AbstractCegarLoop]: Abstraction has 150 states and 177 transitions. [2019-11-07 01:02:12,755 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 01:02:12,755 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 177 transitions. [2019-11-07 01:02:12,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-07 01:02:12,760 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:12,760 INFO L410 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] [2019-11-07 01:02:12,760 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:12,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:12,762 INFO L82 PathProgramCache]: Analyzing trace with hash -1299589925, now seen corresponding path program 1 times [2019-11-07 01:02:12,762 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:12,762 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237938925] [2019-11-07 01:02:12,763 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:12,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:12,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:02:12,938 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237938925] [2019-11-07 01:02:12,938 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:02:12,938 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 01:02:12,938 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351696226] [2019-11-07 01:02:12,939 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 01:02:12,939 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:12,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 01:02:12,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 01:02:12,940 INFO L87 Difference]: Start difference. First operand 150 states and 177 transitions. Second operand 7 states. [2019-11-07 01:02:13,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:13,472 INFO L93 Difference]: Finished difference Result 452 states and 549 transitions. [2019-11-07 01:02:13,473 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-07 01:02:13,473 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-11-07 01:02:13,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:13,478 INFO L225 Difference]: With dead ends: 452 [2019-11-07 01:02:13,478 INFO L226 Difference]: Without dead ends: 326 [2019-11-07 01:02:13,480 INFO L630 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 [2019-11-07 01:02:13,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2019-11-07 01:02:13,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 318. [2019-11-07 01:02:13,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 318 states. [2019-11-07 01:02:13,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 386 transitions. [2019-11-07 01:02:13,523 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 386 transitions. Word has length 51 [2019-11-07 01:02:13,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:13,523 INFO L462 AbstractCegarLoop]: Abstraction has 318 states and 386 transitions. [2019-11-07 01:02:13,524 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 01:02:13,524 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 386 transitions. [2019-11-07 01:02:13,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-07 01:02:13,527 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:13,527 INFO L410 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] [2019-11-07 01:02:13,528 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:13,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:13,528 INFO L82 PathProgramCache]: Analyzing trace with hash -848411279, now seen corresponding path program 1 times [2019-11-07 01:02:13,529 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:13,529 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734941903] [2019-11-07 01:02:13,529 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:13,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:13,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:02:13,695 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734941903] [2019-11-07 01:02:13,695 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:02:13,695 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-11-07 01:02:13,696 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356764220] [2019-11-07 01:02:13,696 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-07 01:02:13,696 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:13,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-07 01:02:13,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-11-07 01:02:13,697 INFO L87 Difference]: Start difference. First operand 318 states and 386 transitions. Second operand 10 states. [2019-11-07 01:02:14,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:14,489 INFO L93 Difference]: Finished difference Result 1152 states and 1500 transitions. [2019-11-07 01:02:14,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-11-07 01:02:14,490 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 57 [2019-11-07 01:02:14,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:14,498 INFO L225 Difference]: With dead ends: 1152 [2019-11-07 01:02:14,499 INFO L226 Difference]: Without dead ends: 858 [2019-11-07 01:02:14,519 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-11-07 01:02:14,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 858 states. [2019-11-07 01:02:14,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 858 to 846. [2019-11-07 01:02:14,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 846 states. [2019-11-07 01:02:14,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 846 states and 1066 transitions. [2019-11-07 01:02:14,599 INFO L78 Accepts]: Start accepts. Automaton has 846 states and 1066 transitions. Word has length 57 [2019-11-07 01:02:14,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:14,600 INFO L462 AbstractCegarLoop]: Abstraction has 846 states and 1066 transitions. [2019-11-07 01:02:14,600 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-07 01:02:14,600 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1066 transitions. [2019-11-07 01:02:14,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-07 01:02:14,605 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:14,605 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:02:14,606 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:14,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:14,606 INFO L82 PathProgramCache]: Analyzing trace with hash -533846889, now seen corresponding path program 1 times [2019-11-07 01:02:14,606 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:14,606 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107876307] [2019-11-07 01:02:14,607 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:14,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:14,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:02:14,684 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107876307] [2019-11-07 01:02:14,684 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:02:14,684 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-07 01:02:14,684 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628199177] [2019-11-07 01:02:14,685 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-07 01:02:14,685 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:14,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-07 01:02:14,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-07 01:02:14,686 INFO L87 Difference]: Start difference. First operand 846 states and 1066 transitions. Second operand 4 states. [2019-11-07 01:02:15,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:15,098 INFO L93 Difference]: Finished difference Result 2116 states and 2869 transitions. [2019-11-07 01:02:15,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-07 01:02:15,098 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 61 [2019-11-07 01:02:15,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:15,108 INFO L225 Difference]: With dead ends: 2116 [2019-11-07 01:02:15,108 INFO L226 Difference]: Without dead ends: 1294 [2019-11-07 01:02:15,112 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-07 01:02:15,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1294 states. [2019-11-07 01:02:15,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1294 to 1159. [2019-11-07 01:02:15,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1159 states. [2019-11-07 01:02:15,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1159 states and 1444 transitions. [2019-11-07 01:02:15,203 INFO L78 Accepts]: Start accepts. Automaton has 1159 states and 1444 transitions. Word has length 61 [2019-11-07 01:02:15,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:15,203 INFO L462 AbstractCegarLoop]: Abstraction has 1159 states and 1444 transitions. [2019-11-07 01:02:15,204 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-07 01:02:15,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1444 transitions. [2019-11-07 01:02:15,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-07 01:02:15,207 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:15,207 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:02:15,207 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:15,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:15,208 INFO L82 PathProgramCache]: Analyzing trace with hash 2051159117, now seen corresponding path program 1 times [2019-11-07 01:02:15,208 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:15,208 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543066802] [2019-11-07 01:02:15,208 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:15,345 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-07 01:02:15,346 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543066802] [2019-11-07 01:02:15,346 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1942850329] [2019-11-07 01:02:15,346 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 01:02:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:15,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 15 conjunts are in the unsatisfiable core [2019-11-07 01:02:15,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-07 01:02:15,692 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-07 01:02:15,692 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-07 01:02:15,813 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-07 01:02:15,971 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-07 01:02:15,971 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleAbstractInterpretation [810355622] [2019-11-07 01:02:15,979 INFO L211 CegarAbsIntRunner]: Running AI on error trace of length 89 [2019-11-07 01:02:16,040 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-11-07 01:02:16,041 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 01:02:16,118 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-11-07 01:02:16,120 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 68 root evaluator evaluations with a maximum evaluation depth of 0. Performed 68 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 126 variables. [2019-11-07 01:02:16,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:16,125 INFO L536 sIntCurrentIteration]: Generating AbsInt predicates [2019-11-07 01:02:16,171 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-11-07 01:02:16,171 INFO L551 sIntCurrentIteration]: Unifying AI predicates [2019-11-07 01:02:16,174 INFO L553 sIntCurrentIteration]: We unified 87 AI predicates to 87 [2019-11-07 01:02:16,175 INFO L562 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-11-07 01:02:16,175 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-11-07 01:02:16,176 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7, 7, 8] total 15 [2019-11-07 01:02:16,176 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991869949] [2019-11-07 01:02:16,177 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 01:02:16,177 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:16,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-07 01:02:16,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2019-11-07 01:02:16,178 INFO L87 Difference]: Start difference. First operand 1159 states and 1444 transitions. Second operand 2 states. [2019-11-07 01:02:16,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:16,194 INFO L93 Difference]: Finished difference Result 1159 states and 1444 transitions. [2019-11-07 01:02:16,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 01:02:16,194 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 88 [2019-11-07 01:02:16,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:16,195 INFO L225 Difference]: With dead ends: 1159 [2019-11-07 01:02:16,195 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 01:02:16,198 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 168 SyntacticMatches, 8 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2019-11-07 01:02:16,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 01:02:16,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 01:02:16,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 01:02:16,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 01:02:16,199 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 88 [2019-11-07 01:02:16,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:16,200 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 01:02:16,200 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 01:02:16,200 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 01:02:16,200 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 01:02:16,406 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 01:02:16,412 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 01:02:16,862 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-11-07 01:02:16,863 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2019-11-07 01:02:16,863 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-07 01:02:16,863 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-11-07 01:02:16,863 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2019-11-07 01:02:16,863 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-11-07 01:02:16,864 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-11-07 01:02:16,864 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-11-07 01:02:16,864 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-07 01:02:16,864 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-11-07 01:02:16,864 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-11-07 01:02:16,864 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-11-07 01:02:16,864 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2019-11-07 01:02:16,864 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-07 01:02:16,865 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-11-07 01:02:16,865 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-11-07 01:02:16,865 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-11-07 01:02:16,865 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-11-07 01:02:16,865 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 528 534) the Hoare annotation is: true [2019-11-07 01:02:16,867 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 528 534) no Hoare annotation was computed. [2019-11-07 01:02:16,867 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 535 543) no Hoare annotation was computed. [2019-11-07 01:02:16,867 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 535 543) the Hoare annotation is: true [2019-11-07 01:02:16,867 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 535 543) no Hoare annotation was computed. [2019-11-07 01:02:16,867 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 548 572) the Hoare annotation is: true [2019-11-07 01:02:16,867 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 548 572) no Hoare annotation was computed. [2019-11-07 01:02:16,867 INFO L446 ceAbstractionStarter]: At program point L562(line 562) the Hoare annotation is: true [2019-11-07 01:02:16,868 INFO L443 ceAbstractionStarter]: For program point L560(lines 560 566) no Hoare annotation was computed. [2019-11-07 01:02:16,868 INFO L446 ceAbstractionStarter]: At program point L558(line 558) the Hoare annotation is: true [2019-11-07 01:02:16,868 INFO L443 ceAbstractionStarter]: For program point L558-1(line 558) no Hoare annotation was computed. [2019-11-07 01:02:16,869 INFO L443 ceAbstractionStarter]: For program point L556(lines 556 569) no Hoare annotation was computed. [2019-11-07 01:02:16,869 INFO L443 ceAbstractionStarter]: For program point L556-1(lines 548 572) no Hoare annotation was computed. [2019-11-07 01:02:16,869 INFO L446 ceAbstractionStarter]: At program point L554(line 554) the Hoare annotation is: true [2019-11-07 01:02:16,870 INFO L443 ceAbstractionStarter]: For program point L554-1(line 554) no Hoare annotation was computed. [2019-11-07 01:02:16,872 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 486 508) the Hoare annotation is: true [2019-11-07 01:02:16,872 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 486 508) no Hoare annotation was computed. [2019-11-07 01:02:16,872 INFO L446 ceAbstractionStarter]: At program point L498(line 498) the Hoare annotation is: true [2019-11-07 01:02:16,872 INFO L446 ceAbstractionStarter]: At program point L498-1(line 498) the Hoare annotation is: true [2019-11-07 01:02:16,873 INFO L443 ceAbstractionStarter]: For program point L496(lines 496 503) no Hoare annotation was computed. [2019-11-07 01:02:16,873 INFO L443 ceAbstractionStarter]: For program point L496-1(lines 496 503) no Hoare annotation was computed. [2019-11-07 01:02:16,873 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-11-07 01:02:16,873 INFO L446 ceAbstractionStarter]: At program point L493(line 493) the Hoare annotation is: true [2019-11-07 01:02:16,873 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 486 508) no Hoare annotation was computed. [2019-11-07 01:02:16,873 INFO L446 ceAbstractionStarter]: At program point L492(line 492) the Hoare annotation is: true [2019-11-07 01:02:16,873 INFO L446 ceAbstractionStarter]: At program point L492-1(line 492) the Hoare annotation is: true [2019-11-07 01:02:16,873 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-11-07 01:02:16,874 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-07 01:02:16,874 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 441 464) no Hoare annotation was computed. [2019-11-07 01:02:16,874 INFO L443 ceAbstractionStarter]: For program point L447(line 447) no Hoare annotation was computed. [2019-11-07 01:02:16,874 INFO L443 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-11-07 01:02:16,874 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 441 464) no Hoare annotation was computed. [2019-11-07 01:02:16,874 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 441 464) no Hoare annotation was computed. [2019-11-07 01:02:16,874 INFO L443 ceAbstractionStarter]: For program point L459(line 459) no Hoare annotation was computed. [2019-11-07 01:02:16,874 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-11-07 01:02:16,874 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-07 01:02:16,874 INFO L443 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2019-11-07 01:02:16,875 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-11-07 01:02:16,875 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-11-07 01:02:16,875 INFO L443 ceAbstractionStarter]: For program point L453(line 453) no Hoare annotation was computed. [2019-11-07 01:02:16,875 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-11-07 01:02:16,875 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-11-07 01:02:16,875 INFO L443 ceAbstractionStarter]: For program point L450(line 450) no Hoare annotation was computed. [2019-11-07 01:02:16,875 INFO L446 ceAbstractionStarter]: At program point L769(line 769) the Hoare annotation is: true [2019-11-07 01:02:16,875 INFO L446 ceAbstractionStarter]: At program point L765(line 765) the Hoare annotation is: true [2019-11-07 01:02:16,875 INFO L443 ceAbstractionStarter]: For program point L763(lines 763 771) no Hoare annotation was computed. [2019-11-07 01:02:16,875 INFO L446 ceAbstractionStarter]: At program point L761(line 761) the Hoare annotation is: true [2019-11-07 01:02:16,876 INFO L443 ceAbstractionStarter]: For program point L761-1(line 761) no Hoare annotation was computed. [2019-11-07 01:02:16,876 INFO L443 ceAbstractionStarter]: For program point L759(lines 759 776) no Hoare annotation was computed. [2019-11-07 01:02:16,876 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 755 779) the Hoare annotation is: true [2019-11-07 01:02:16,876 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 755 779) no Hoare annotation was computed. [2019-11-07 01:02:16,877 INFO L446 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2019-11-07 01:02:16,877 INFO L443 ceAbstractionStarter]: For program point L774-1(lines 755 779) no Hoare annotation was computed. [2019-11-07 01:02:16,877 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 933 947) no Hoare annotation was computed. [2019-11-07 01:02:16,877 INFO L446 ceAbstractionStarter]: At program point L939(line 939) the Hoare annotation is: true [2019-11-07 01:02:16,877 INFO L443 ceAbstractionStarter]: For program point L937(lines 937 943) no Hoare annotation was computed. [2019-11-07 01:02:16,877 INFO L446 ceAbstractionStarter]: At program point stopSystemENTRY(lines 933 947) the Hoare annotation is: true [2019-11-07 01:02:16,877 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 933 947) no Hoare annotation was computed. [2019-11-07 01:02:16,877 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 850 858) no Hoare annotation was computed. [2019-11-07 01:02:16,878 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 850 858) the Hoare annotation is: true [2019-11-07 01:02:16,878 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 850 858) no Hoare annotation was computed. [2019-11-07 01:02:16,878 INFO L443 ceAbstractionStarter]: For program point L923(lines 923 927) no Hoare annotation was computed. [2019-11-07 01:02:16,878 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 914 932) the Hoare annotation is: true [2019-11-07 01:02:16,878 INFO L446 ceAbstractionStarter]: At program point L921(line 921) the Hoare annotation is: true [2019-11-07 01:02:16,878 INFO L443 ceAbstractionStarter]: For program point L923-2(lines 923 927) no Hoare annotation was computed. [2019-11-07 01:02:16,878 INFO L443 ceAbstractionStarter]: For program point L921-1(line 921) no Hoare annotation was computed. [2019-11-07 01:02:16,878 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 914 932) no Hoare annotation was computed. [2019-11-07 01:02:16,878 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 914 932) no Hoare annotation was computed. [2019-11-07 01:02:16,879 INFO L443 ceAbstractionStarter]: For program point L866-2(lines 866 874) no Hoare annotation was computed. [2019-11-07 01:02:16,879 INFO L443 ceAbstractionStarter]: For program point L889(line 889) no Hoare annotation was computed. [2019-11-07 01:02:16,879 INFO L443 ceAbstractionStarter]: For program point L889-1(line 889) no Hoare annotation was computed. [2019-11-07 01:02:16,879 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 859 894) no Hoare annotation was computed. [2019-11-07 01:02:16,879 INFO L443 ceAbstractionStarter]: For program point L878(lines 878 886) no Hoare annotation was computed. [2019-11-07 01:02:16,879 INFO L443 ceAbstractionStarter]: For program point L878-2(lines 878 886) no Hoare annotation was computed. [2019-11-07 01:02:16,879 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 859 894) no Hoare annotation was computed. [2019-11-07 01:02:16,879 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 859 894) no Hoare annotation was computed. [2019-11-07 01:02:16,879 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 874) no Hoare annotation was computed. [2019-11-07 01:02:16,880 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 521 527) no Hoare annotation was computed. [2019-11-07 01:02:16,880 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 521 527) the Hoare annotation is: true [2019-11-07 01:02:16,880 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-11-07 01:02:16,880 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-11-07 01:02:16,880 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2019-11-07 01:02:16,880 INFO L443 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2019-11-07 01:02:16,880 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2019-11-07 01:02:16,880 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2019-11-07 01:02:16,881 INFO L443 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2019-11-07 01:02:16,881 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-11-07 01:02:16,881 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-11-07 01:02:16,881 INFO L446 ceAbstractionStarter]: At program point runTestENTRY(lines 473 482) the Hoare annotation is: true [2019-11-07 01:02:16,881 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 473 482) no Hoare annotation was computed. [2019-11-07 01:02:16,881 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 473 482) no Hoare annotation was computed. [2019-11-07 01:02:16,881 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 839 849) the Hoare annotation is: true [2019-11-07 01:02:16,881 INFO L446 ceAbstractionStarter]: At program point L844(line 844) the Hoare annotation is: true [2019-11-07 01:02:16,881 INFO L443 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2019-11-07 01:02:16,882 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 839 849) no Hoare annotation was computed. [2019-11-07 01:02:16,882 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 839 849) no Hoare annotation was computed. [2019-11-07 01:02:16,882 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 831 838) the Hoare annotation is: true [2019-11-07 01:02:16,882 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 831 838) no Hoare annotation was computed. [2019-11-07 01:02:16,882 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 831 838) no Hoare annotation was computed. [2019-11-07 01:02:16,882 INFO L443 ceAbstractionStarter]: For program point L662(lines 662 668) no Hoare annotation was computed. [2019-11-07 01:02:16,882 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 658 671) no Hoare annotation was computed. [2019-11-07 01:02:16,882 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 658 671) the Hoare annotation is: true [2019-11-07 01:02:16,882 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 658 671) no Hoare annotation was computed. [2019-11-07 01:02:16,883 INFO L446 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: true [2019-11-07 01:02:16,883 INFO L443 ceAbstractionStarter]: For program point L800-1(lines 781 805) no Hoare annotation was computed. [2019-11-07 01:02:16,883 INFO L446 ceAbstractionStarter]: At program point L795(line 795) the Hoare annotation is: true [2019-11-07 01:02:16,883 INFO L446 ceAbstractionStarter]: At program point L791(line 791) the Hoare annotation is: true [2019-11-07 01:02:16,883 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 781 805) no Hoare annotation was computed. [2019-11-07 01:02:16,883 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 797) no Hoare annotation was computed. [2019-11-07 01:02:16,883 INFO L446 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 781 805) the Hoare annotation is: true [2019-11-07 01:02:16,883 INFO L446 ceAbstractionStarter]: At program point L787(line 787) the Hoare annotation is: true [2019-11-07 01:02:16,883 INFO L443 ceAbstractionStarter]: For program point L787-1(line 787) no Hoare annotation was computed. [2019-11-07 01:02:16,884 INFO L443 ceAbstractionStarter]: For program point L785(lines 785 802) no Hoare annotation was computed. [2019-11-07 01:02:16,884 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 721 727) no Hoare annotation was computed. [2019-11-07 01:02:16,884 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 721 727) the Hoare annotation is: true [2019-11-07 01:02:16,884 INFO L443 ceAbstractionStarter]: For program point L960(lines 959 1006) no Hoare annotation was computed. [2019-11-07 01:02:16,884 INFO L446 ceAbstractionStarter]: At program point testENTRY(lines 949 1014) the Hoare annotation is: true [2019-11-07 01:02:16,884 INFO L443 ceAbstractionStarter]: For program point L989(lines 989 1002) no Hoare annotation was computed. [2019-11-07 01:02:16,884 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 949 1014) no Hoare annotation was computed. [2019-11-07 01:02:16,884 INFO L446 ceAbstractionStarter]: At program point L981(line 981) the Hoare annotation is: true [2019-11-07 01:02:16,885 INFO L443 ceAbstractionStarter]: For program point L979(lines 979 985) no Hoare annotation was computed. [2019-11-07 01:02:16,885 INFO L443 ceAbstractionStarter]: For program point L979-1(lines 979 985) no Hoare annotation was computed. [2019-11-07 01:02:16,885 INFO L446 ceAbstractionStarter]: At program point L1004(lines 959 1006) the Hoare annotation is: true [2019-11-07 01:02:16,885 INFO L446 ceAbstractionStarter]: At program point L971(line 971) the Hoare annotation is: true [2019-11-07 01:02:16,885 INFO L443 ceAbstractionStarter]: For program point L969(lines 969 975) no Hoare annotation was computed. [2019-11-07 01:02:16,885 INFO L443 ceAbstractionStarter]: For program point L969-1(lines 969 975) no Hoare annotation was computed. [2019-11-07 01:02:16,885 INFO L443 ceAbstractionStarter]: For program point L961(lines 961 965) no Hoare annotation was computed. [2019-11-07 01:02:16,885 INFO L446 ceAbstractionStarter]: At program point L1007(lines 958 1008) the Hoare annotation is: true [2019-11-07 01:02:16,888 INFO L446 ceAbstractionStarter]: At program point L997(line 997) the Hoare annotation is: true [2019-11-07 01:02:16,888 INFO L443 ceAbstractionStarter]: For program point L995(lines 995 1001) no Hoare annotation was computed. [2019-11-07 01:02:16,888 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 949 1014) no Hoare annotation was computed. [2019-11-07 01:02:16,889 INFO L446 ceAbstractionStarter]: At program point L995-1(lines 989 1002) the Hoare annotation is: true [2019-11-07 01:02:16,889 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-11-07 01:02:16,889 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-11-07 01:02:16,889 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2019-11-07 01:02:16,889 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2019-11-07 01:02:16,889 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2019-11-07 01:02:16,889 INFO L443 ceAbstractionStarter]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2019-11-07 01:02:16,889 INFO L446 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 806 813) the Hoare annotation is: true [2019-11-07 01:02:16,890 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 806 813) no Hoare annotation was computed. [2019-11-07 01:02:16,890 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 806 813) no Hoare annotation was computed. [2019-11-07 01:02:16,890 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 672 680) no Hoare annotation was computed. [2019-11-07 01:02:16,890 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 672 680) the Hoare annotation is: true [2019-11-07 01:02:16,890 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 672 680) no Hoare annotation was computed. [2019-11-07 01:02:16,890 INFO L443 ceAbstractionStarter]: For program point L634(lines 634 642) no Hoare annotation was computed. [2019-11-07 01:02:16,890 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 626 648) no Hoare annotation was computed. [2019-11-07 01:02:16,890 INFO L443 ceAbstractionStarter]: For program point L634-2(lines 634 642) no Hoare annotation was computed. [2019-11-07 01:02:16,891 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 626 648) no Hoare annotation was computed. [2019-11-07 01:02:16,891 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 626 648) no Hoare annotation was computed. [2019-11-07 01:02:16,891 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-11-07 01:02:16,891 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-11-07 01:02:16,891 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-11-07 01:02:16,892 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-11-07 01:02:16,892 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-11-07 01:02:16,892 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2019-11-07 01:02:16,892 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-11-07 01:02:16,892 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2019-11-07 01:02:16,892 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-11-07 01:02:16,892 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-11-07 01:02:16,892 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-11-07 01:02:16,893 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-11-07 01:02:16,893 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2019-11-07 01:02:16,893 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-11-07 01:02:16,893 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-11-07 01:02:16,893 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-11-07 01:02:16,894 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 511 520) no Hoare annotation was computed. [2019-11-07 01:02:16,894 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 511 520) no Hoare annotation was computed. [2019-11-07 01:02:16,894 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 511 520) no Hoare annotation was computed. [2019-11-07 01:02:16,894 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:02:16,894 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-11-07 01:02:16,895 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:02:16,895 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 814 830) no Hoare annotation was computed. [2019-11-07 01:02:16,895 INFO L446 ceAbstractionStarter]: At program point L825(line 825) the Hoare annotation is: true [2019-11-07 01:02:16,895 INFO L446 ceAbstractionStarter]: At program point activatePumpENTRY(lines 814 830) the Hoare annotation is: true [2019-11-07 01:02:16,895 INFO L443 ceAbstractionStarter]: For program point L825-1(lines 814 830) no Hoare annotation was computed. [2019-11-07 01:02:16,895 INFO L443 ceAbstractionStarter]: For program point L821(lines 821 827) no Hoare annotation was computed. [2019-11-07 01:02:16,895 INFO L446 ceAbstractionStarter]: At program point L819(line 819) the Hoare annotation is: true [2019-11-07 01:02:16,895 INFO L443 ceAbstractionStarter]: For program point L819-1(line 819) no Hoare annotation was computed. [2019-11-07 01:02:16,895 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 649 657) the Hoare annotation is: true [2019-11-07 01:02:16,896 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 649 657) no Hoare annotation was computed. [2019-11-07 01:02:16,896 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 649 657) no Hoare annotation was computed. [2019-11-07 01:02:16,896 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 895 913) no Hoare annotation was computed. [2019-11-07 01:02:16,896 INFO L443 ceAbstractionStarter]: For program point L904(lines 904 908) no Hoare annotation was computed. [2019-11-07 01:02:16,896 INFO L446 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: true [2019-11-07 01:02:16,896 INFO L443 ceAbstractionStarter]: For program point L904-2(lines 904 908) no Hoare annotation was computed. [2019-11-07 01:02:16,896 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 895 913) the Hoare annotation is: true [2019-11-07 01:02:16,896 INFO L443 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2019-11-07 01:02:16,896 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 895 913) no Hoare annotation was computed. [2019-11-07 01:02:16,897 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:02:16,897 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 01:02:16,897 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:02:16,898 INFO L443 ceAbstractionStarter]: For program point L609-1(lines 605 616) no Hoare annotation was computed. [2019-11-07 01:02:16,898 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 605 616) the Hoare annotation is: true [2019-11-07 01:02:16,898 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 605 616) no Hoare annotation was computed. [2019-11-07 01:02:16,898 INFO L446 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: true [2019-11-07 01:02:16,898 INFO L443 ceAbstractionStarter]: For program point L701(lines 700 719) no Hoare annotation was computed. [2019-11-07 01:02:16,898 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 697 720) the Hoare annotation is: true [2019-11-07 01:02:16,898 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 697 720) no Hoare annotation was computed. [2019-11-07 01:02:16,899 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 697 720) no Hoare annotation was computed. [2019-11-07 01:02:16,899 INFO L446 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: true [2019-11-07 01:02:16,899 INFO L446 ceAbstractionStarter]: At program point L708(lines 708 714) the Hoare annotation is: true [2019-11-07 01:02:16,899 INFO L446 ceAbstractionStarter]: At program point L418-2(lines 418 432) the Hoare annotation is: true [2019-11-07 01:02:16,899 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 408 437) no Hoare annotation was computed. [2019-11-07 01:02:16,899 INFO L446 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: true [2019-11-07 01:02:16,899 INFO L443 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2019-11-07 01:02:16,899 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 408 437) the Hoare annotation is: true [2019-11-07 01:02:16,899 INFO L446 ceAbstractionStarter]: At program point L433(lines 408 437) the Hoare annotation is: true [2019-11-07 01:02:16,900 INFO L443 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2019-11-07 01:02:16,900 INFO L443 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-11-07 01:02:16,900 INFO L446 ceAbstractionStarter]: At program point L422-1(lines 422 426) the Hoare annotation is: true [2019-11-07 01:02:16,900 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-11-07 01:02:16,900 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 617 625) the Hoare annotation is: true [2019-11-07 01:02:16,900 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 617 625) no Hoare annotation was computed. [2019-11-07 01:02:16,900 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 617 625) no Hoare annotation was computed. [2019-11-07 01:02:16,900 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 581 592) the Hoare annotation is: true [2019-11-07 01:02:16,900 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 581 592) no Hoare annotation was computed. [2019-11-07 01:02:16,901 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 581 592) no Hoare annotation was computed. [2019-11-07 01:02:16,901 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 465 471) no Hoare annotation was computed. [2019-11-07 01:02:16,901 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 465 471) the Hoare annotation is: true [2019-11-07 01:02:16,901 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:02:16,901 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2019-11-07 01:02:16,901 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 01:02:16,901 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:02:16,901 INFO L443 ceAbstractionStarter]: For program point L737(lines 737 745) no Hoare annotation was computed. [2019-11-07 01:02:16,901 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 729 753) the Hoare annotation is: true [2019-11-07 01:02:16,902 INFO L446 ceAbstractionStarter]: At program point L735(line 735) the Hoare annotation is: true [2019-11-07 01:02:16,902 INFO L443 ceAbstractionStarter]: For program point L735-1(line 735) no Hoare annotation was computed. [2019-11-07 01:02:16,902 INFO L443 ceAbstractionStarter]: For program point L733(lines 733 750) no Hoare annotation was computed. [2019-11-07 01:02:16,902 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 729 753) no Hoare annotation was computed. [2019-11-07 01:02:16,902 INFO L446 ceAbstractionStarter]: At program point L748(line 748) the Hoare annotation is: true [2019-11-07 01:02:16,902 INFO L443 ceAbstractionStarter]: For program point L748-1(lines 729 753) no Hoare annotation was computed. [2019-11-07 01:02:16,902 INFO L446 ceAbstractionStarter]: At program point L743(line 743) the Hoare annotation is: true [2019-11-07 01:02:16,902 INFO L446 ceAbstractionStarter]: At program point L739(line 739) the Hoare annotation is: true [2019-11-07 01:02:16,902 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 593 604) no Hoare annotation was computed. [2019-11-07 01:02:16,902 INFO L443 ceAbstractionStarter]: For program point L597-1(lines 593 604) no Hoare annotation was computed. [2019-11-07 01:02:16,903 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 593 604) the Hoare annotation is: true [2019-11-07 01:02:16,903 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 682 689) no Hoare annotation was computed. [2019-11-07 01:02:16,905 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 682 689) the Hoare annotation is: true [2019-11-07 01:02:16,905 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 682 689) no Hoare annotation was computed. [2019-11-07 01:02:16,905 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 686) no Hoare annotation was computed. [2019-11-07 01:02:16,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:02:16 BoogieIcfgContainer [2019-11-07 01:02:16,918 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 01:02:16,924 INFO L168 Benchmark]: Toolchain (without parser) took 7107.06 ms. Allocated memory was 143.7 MB in the beginning and 298.8 MB in the end (delta: 155.2 MB). Free memory was 100.6 MB in the beginning and 207.1 MB in the end (delta: -106.5 MB). Peak memory consumption was 174.5 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:16,924 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 143.7 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-07 01:02:16,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 740.56 ms. Allocated memory was 143.7 MB in the beginning and 200.8 MB in the end (delta: 57.1 MB). Free memory was 100.3 MB in the beginning and 168.9 MB in the end (delta: -68.6 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:16,934 INFO L168 Benchmark]: Boogie Preprocessor took 86.64 ms. Allocated memory is still 200.8 MB. Free memory was 168.9 MB in the beginning and 164.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:16,934 INFO L168 Benchmark]: RCFGBuilder took 1239.00 ms. Allocated memory was 200.8 MB in the beginning and 231.2 MB in the end (delta: 30.4 MB). Free memory was 164.7 MB in the beginning and 192.1 MB in the end (delta: -27.5 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:16,937 INFO L168 Benchmark]: TraceAbstraction took 5036.41 ms. Allocated memory was 231.2 MB in the beginning and 298.8 MB in the end (delta: 67.6 MB). Free memory was 190.7 MB in the beginning and 207.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 177.1 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:16,944 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 143.7 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 740.56 ms. Allocated memory was 143.7 MB in the beginning and 200.8 MB in the end (delta: 57.1 MB). Free memory was 100.3 MB in the beginning and 168.9 MB in the end (delta: -68.6 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.64 ms. Allocated memory is still 200.8 MB. Free memory was 168.9 MB in the beginning and 164.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1239.00 ms. Allocated memory was 200.8 MB in the beginning and 231.2 MB in the end (delta: 30.4 MB). Free memory was 164.7 MB in the beginning and 192.1 MB in the end (delta: -27.5 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5036.41 ms. Allocated memory was 231.2 MB in the beginning and 298.8 MB in the end (delta: 67.6 MB). Free memory was 190.7 MB in the beginning and 207.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 177.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 686]: 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: 958]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 959]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 258 locations, 1 error locations. Result: SAFE, OverallTime: 4.9s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 978 SDtfs, 826 SDslu, 2273 SDs, 0 SdLazy, 885 SolverSat, 147 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 241 GetRequests, 191 SyntacticMatches, 8 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1159occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 155 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 1235 PreInvPairs, 1236 NumberOfFragments, 74 HoareAnnotationTreeSize, 1235 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 72 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 438 NumberOfCodeBlocks, 438 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 518 ConstructedInterpolants, 0 QuantifiedInterpolants, 78004 SizeOfPredicates, 3 NumberOfNonLiveVariables, 750 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 61/69 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: TIME[ms]: 147, ITERATIONS: 1, WAS_STRONG: 1, WEAKENING_RATIO: 1.0, AVG_VARS_REMOVED_DURING_WEAKENING: 1.0804597701149425, AVG_WEAKENED_CONJUNCTS: 0.0, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...