/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:53:45,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:53:45,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:53:45,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:53:45,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:53:45,650 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:53:45,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:53:45,664 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:53:45,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:53:45,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:53:45,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:53:45,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:53:45,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:53:45,676 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:53:45,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:53:45,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:53:45,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:53:45,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:53:45,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:53:45,690 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:53:45,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:53:45,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:53:45,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:53:45,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:53:45,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:53:45,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:53:45,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:53:45,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:53:45,708 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:53:45,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:53:45,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:53:45,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:53:45,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:53:45,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:53:45,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:53:45,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:53:45,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:53:45,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:53:45,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:53:45,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:53:45,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:53:45,719 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 [2020-07-21 12:53:45,747 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:53:45,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:53:45,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:53:45,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:53:45,749 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:53:45,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:53:45,749 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:53:45,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:53:45,750 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:53:45,750 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:53:45,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:53:45,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:53:45,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:53:45,752 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:53:45,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:53:45,752 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:53:45,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:53:45,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:53:45,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:53:45,753 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:53:45,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:53:45,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:53:45,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:53:45,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:53:45,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:53:45,754 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:53:45,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:45,755 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:53:45,755 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:53:45,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 12:53:46,038 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:53:46,052 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:53:46,056 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:53:46,057 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:53:46,058 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:53:46,059 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c [2020-07-21 12:53:46,125 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51a244428/a0e1c12003984ff083bd836b1cbaf530/FLAG275fae8e2 [2020-07-21 12:53:46,684 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:53:46,685 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c [2020-07-21 12:53:46,701 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51a244428/a0e1c12003984ff083bd836b1cbaf530/FLAG275fae8e2 [2020-07-21 12:53:47,005 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51a244428/a0e1c12003984ff083bd836b1cbaf530 [2020-07-21 12:53:47,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:53:47,018 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:53:47,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:53:47,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:53:47,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:53:47,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:53:47" (1/1) ... [2020-07-21 12:53:47,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40fb56e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:47, skipping insertion in model container [2020-07-21 12:53:47,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:53:47" (1/1) ... [2020-07-21 12:53:47,035 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:53:47,079 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:53:47,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:53:47,556 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:53:47,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:53:47,676 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:53:47,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:47 WrapperNode [2020-07-21 12:53:47,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:53:47,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:53:47,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:53:47,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:53:47,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:47" (1/1) ... [2020-07-21 12:53:47,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:47" (1/1) ... [2020-07-21 12:53:47,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:47" (1/1) ... [2020-07-21 12:53:47,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:47" (1/1) ... [2020-07-21 12:53:47,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:47" (1/1) ... [2020-07-21 12:53:47,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:47" (1/1) ... [2020-07-21 12:53:47,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:47" (1/1) ... [2020-07-21 12:53:47,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:53:47,769 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:53:47,769 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:53:47,769 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:53:47,770 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:47" (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 [2020-07-21 12:53:47,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:53:47,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:53:47,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:53:47,851 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:53:47,851 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:53:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:53:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:53:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:53:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:53:47,852 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:53:47,853 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:53:47,853 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-21 12:53:47,854 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:53:47,854 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:53:47,854 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:53:47,855 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:53:47,855 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:53:47,855 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:53:47,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:53:47,855 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:53:47,855 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:53:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:53:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:53:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:53:47,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:53:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:53:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:53:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:53:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:53:47,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:53:47,858 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:53:47,858 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:53:47,858 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:53:47,858 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:53:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 12:53:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 12:53:47,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 12:53:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:53:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:53:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:53:47,859 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:53:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:53:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:53:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:53:47,860 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:53:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:53:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:53:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:53:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:53:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:53:47,861 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:53:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:53:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 12:53:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 12:53:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:53:47,862 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-21 12:53:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:53:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:53:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:53:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:53:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:53:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:53:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 12:53:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:53:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:53:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:53:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:53:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:53:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:53:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:53:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:53:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:53:47,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:53:47,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:53:47,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:53:47,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:53:47,867 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:53:47,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:53:47,868 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:53:47,868 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:53:47,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:53:47,868 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:53:47,868 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:53:47,869 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:53:47,869 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:53:47,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:53:47,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:53:47,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:53:48,896 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:53:48,896 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:53:48,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:53:48 BoogieIcfgContainer [2020-07-21 12:53:48,901 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:53:48,903 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:53:48,903 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:53:48,906 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:53:48,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:53:47" (1/3) ... [2020-07-21 12:53:48,907 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a01a9e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:53:48, skipping insertion in model container [2020-07-21 12:53:48,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:53:47" (2/3) ... [2020-07-21 12:53:48,907 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a01a9e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:53:48, skipping insertion in model container [2020-07-21 12:53:48,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:53:48" (3/3) ... [2020-07-21 12:53:48,909 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product09.cil.c [2020-07-21 12:53:48,920 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:53:48,928 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:53:48,942 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:53:48,968 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:53:48,969 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:53:48,969 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:53:48,969 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:53:48,970 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:53:48,970 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:53:48,970 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:53:48,970 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:53:48,994 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2020-07-21 12:53:49,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 12:53:49,004 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:53:49,005 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:53:49,006 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:53:49,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:53:49,013 INFO L82 PathProgramCache]: Analyzing trace with hash 1255762620, now seen corresponding path program 1 times [2020-07-21 12:53:49,021 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:53:49,021 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1678310347] [2020-07-21 12:53:49,022 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:49,410 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:53:49,410 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:53:49,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:53:49,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:53:49,460 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 12:53:49,461 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:53:49,462 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1678310347] [2020-07-21 12:53:49,463 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:53:49,463 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:53:49,464 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722223692] [2020-07-21 12:53:49,469 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:53:49,470 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:53:49,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:53:49,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:53:49,487 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 2 states. [2020-07-21 12:53:49,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:53:49,524 INFO L93 Difference]: Finished difference Result 178 states and 225 transitions. [2020-07-21 12:53:49,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:53:49,526 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 12:53:49,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:53:49,537 INFO L225 Difference]: With dead ends: 178 [2020-07-21 12:53:49,537 INFO L226 Difference]: Without dead ends: 91 [2020-07-21 12:53:49,541 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:53:49,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2020-07-21 12:53:49,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2020-07-21 12:53:49,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-07-21 12:53:49,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 106 transitions. [2020-07-21 12:53:49,590 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 106 transitions. Word has length 59 [2020-07-21 12:53:49,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:53:49,591 INFO L479 AbstractCegarLoop]: Abstraction has 91 states and 106 transitions. [2020-07-21 12:53:49,591 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:53:49,591 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions. [2020-07-21 12:53:49,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 12:53:49,595 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:53:49,595 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:53:49,809 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:49,810 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:53:49,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:53:49,811 INFO L82 PathProgramCache]: Analyzing trace with hash -372599031, now seen corresponding path program 1 times [2020-07-21 12:53:49,811 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:53:49,812 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [950539930] [2020-07-21 12:53:49,812 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:50,163 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:53:50,163 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:53:50,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 675 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:53:50,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:53:50,216 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:53:50,216 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:53:50,217 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [950539930] [2020-07-21 12:53:50,217 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:53:50,217 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:53:50,218 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945895645] [2020-07-21 12:53:50,220 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:53:50,220 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:53:50,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:53:50,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:53:50,221 INFO L87 Difference]: Start difference. First operand 91 states and 106 transitions. Second operand 3 states. [2020-07-21 12:53:50,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:53:50,241 INFO L93 Difference]: Finished difference Result 154 states and 187 transitions. [2020-07-21 12:53:50,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:53:50,242 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 12:53:50,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:53:50,244 INFO L225 Difference]: With dead ends: 154 [2020-07-21 12:53:50,244 INFO L226 Difference]: Without dead ends: 91 [2020-07-21 12:53:50,246 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:53:50,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2020-07-21 12:53:50,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2020-07-21 12:53:50,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-07-21 12:53:50,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 105 transitions. [2020-07-21 12:53:50,259 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 105 transitions. Word has length 60 [2020-07-21 12:53:50,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:53:50,261 INFO L479 AbstractCegarLoop]: Abstraction has 91 states and 105 transitions. [2020-07-21 12:53:50,262 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:53:50,262 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2020-07-21 12:53:50,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-21 12:53:50,264 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:53:50,264 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:53:50,477 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:50,478 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:53:50,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:53:50,479 INFO L82 PathProgramCache]: Analyzing trace with hash 1518272400, now seen corresponding path program 1 times [2020-07-21 12:53:50,479 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:53:50,479 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2023644138] [2020-07-21 12:53:50,479 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:50,812 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:53:50,812 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:53:50,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:53:50,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:53:50,836 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 12:53:50,837 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:53:50,837 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2023644138] [2020-07-21 12:53:50,837 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:53:50,838 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:53:50,838 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357411696] [2020-07-21 12:53:50,838 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:53:50,839 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:53:50,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:53:50,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:53:50,839 INFO L87 Difference]: Start difference. First operand 91 states and 105 transitions. Second operand 3 states. [2020-07-21 12:53:50,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:53:50,851 INFO L93 Difference]: Finished difference Result 127 states and 145 transitions. [2020-07-21 12:53:50,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:53:50,852 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2020-07-21 12:53:50,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:53:50,854 INFO L225 Difference]: With dead ends: 127 [2020-07-21 12:53:50,854 INFO L226 Difference]: Without dead ends: 82 [2020-07-21 12:53:50,855 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:53:50,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-07-21 12:53:50,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2020-07-21 12:53:50,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-07-21 12:53:50,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 93 transitions. [2020-07-21 12:53:50,865 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 93 transitions. Word has length 63 [2020-07-21 12:53:50,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:53:50,865 INFO L479 AbstractCegarLoop]: Abstraction has 82 states and 93 transitions. [2020-07-21 12:53:50,865 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:53:50,865 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2020-07-21 12:53:50,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-21 12:53:50,867 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:53:50,867 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:53:51,082 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:51,083 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:53:51,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:53:51,084 INFO L82 PathProgramCache]: Analyzing trace with hash 145085063, now seen corresponding path program 1 times [2020-07-21 12:53:51,085 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:53:51,085 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [934512399] [2020-07-21 12:53:51,086 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:51,468 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:53:51,469 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:53:51,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:53:51,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:53:51,552 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-21 12:53:51,553 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:53:51,553 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [934512399] [2020-07-21 12:53:51,554 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:53:51,554 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:53:51,554 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699955150] [2020-07-21 12:53:51,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:53:51,555 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:53:51,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:53:51,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:53:51,557 INFO L87 Difference]: Start difference. First operand 82 states and 93 transitions. Second operand 6 states. [2020-07-21 12:53:51,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:53:51,727 INFO L93 Difference]: Finished difference Result 130 states and 153 transitions. [2020-07-21 12:53:51,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:53:51,728 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-21 12:53:51,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:53:51,729 INFO L225 Difference]: With dead ends: 130 [2020-07-21 12:53:51,729 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:53:51,731 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:53:51,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:53:51,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:53:51,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:53:51,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:53:51,732 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-07-21 12:53:51,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:53:51,732 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:53:51,733 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:53:51,733 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:53:51,733 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:53:51,936 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:53:51,940 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:53:52,330 INFO L268 CegarLoopResult]: For program point L514-2(lines 514 535) no Hoare annotation was computed. [2020-07-21 12:53:52,330 INFO L268 CegarLoopResult]: For program point L536(lines 513 537) no Hoare annotation was computed. [2020-07-21 12:53:52,330 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 489 544) no Hoare annotation was computed. [2020-07-21 12:53:52,330 INFO L268 CegarLoopResult]: For program point L520(lines 520 524) no Hoare annotation was computed. [2020-07-21 12:53:52,331 INFO L268 CegarLoopResult]: For program point L520-1(lines 520 524) no Hoare annotation was computed. [2020-07-21 12:53:52,331 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 489 544) no Hoare annotation was computed. [2020-07-21 12:53:52,331 INFO L268 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-07-21 12:53:52,331 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 489 544) no Hoare annotation was computed. [2020-07-21 12:53:52,331 INFO L268 CegarLoopResult]: For program point L577(lines 577 581) no Hoare annotation was computed. [2020-07-21 12:53:52,331 INFO L268 CegarLoopResult]: For program point L577-1(lines 577 581) no Hoare annotation was computed. [2020-07-21 12:53:52,331 INFO L268 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-07-21 12:53:52,332 INFO L268 CegarLoopResult]: For program point L571-2(lines 571 596) no Hoare annotation was computed. [2020-07-21 12:53:52,332 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 545 604) no Hoare annotation was computed. [2020-07-21 12:53:52,332 INFO L268 CegarLoopResult]: For program point L597(lines 570 598) no Hoare annotation was computed. [2020-07-21 12:53:52,332 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 545 604) no Hoare annotation was computed. [2020-07-21 12:53:52,332 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-07-21 12:53:52,332 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-07-21 12:53:52,332 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 545 604) no Hoare annotation was computed. [2020-07-21 12:53:52,333 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 821 827) the Hoare annotation is: true [2020-07-21 12:53:52,333 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 821 827) no Hoare annotation was computed. [2020-07-21 12:53:52,333 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 828 836) no Hoare annotation was computed. [2020-07-21 12:53:52,333 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 828 836) the Hoare annotation is: true [2020-07-21 12:53:52,333 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 828 836) no Hoare annotation was computed. [2020-07-21 12:53:52,334 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 839 846) the Hoare annotation is: true [2020-07-21 12:53:52,334 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 839 846) no Hoare annotation was computed. [2020-07-21 12:53:52,334 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 839 846) no Hoare annotation was computed. [2020-07-21 12:53:52,334 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 847 856) the Hoare annotation is: true [2020-07-21 12:53:52,334 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 847 856) no Hoare annotation was computed. [2020-07-21 12:53:52,334 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 847 856) no Hoare annotation was computed. [2020-07-21 12:53:52,334 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-07-21 12:53:52,334 INFO L268 CegarLoopResult]: For program point L865(lines 865 882) no Hoare annotation was computed. [2020-07-21 12:53:52,335 INFO L268 CegarLoopResult]: For program point L865-1(lines 857 885) no Hoare annotation was computed. [2020-07-21 12:53:52,335 INFO L271 CegarLoopResult]: At program point L863(line 863) the Hoare annotation is: true [2020-07-21 12:53:52,335 INFO L268 CegarLoopResult]: For program point L863-1(line 863) no Hoare annotation was computed. [2020-07-21 12:53:52,335 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 857 885) the Hoare annotation is: true [2020-07-21 12:53:52,335 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 857 885) no Hoare annotation was computed. [2020-07-21 12:53:52,335 INFO L264 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:53:52,336 INFO L268 CegarLoopResult]: For program point L870(lines 870 876) no Hoare annotation was computed. [2020-07-21 12:53:52,336 INFO L268 CegarLoopResult]: For program point L869(lines 869 879) no Hoare annotation was computed. [2020-07-21 12:53:52,336 INFO L271 CegarLoopResult]: At program point L867(line 867) the Hoare annotation is: true [2020-07-21 12:53:52,336 INFO L268 CegarLoopResult]: For program point L867-1(line 867) no Hoare annotation was computed. [2020-07-21 12:53:52,336 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 413 435) the Hoare annotation is: true [2020-07-21 12:53:52,336 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 413 435) no Hoare annotation was computed. [2020-07-21 12:53:52,336 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 413 435) no Hoare annotation was computed. [2020-07-21 12:53:52,337 INFO L271 CegarLoopResult]: At program point L425(line 425) the Hoare annotation is: true [2020-07-21 12:53:52,337 INFO L271 CegarLoopResult]: At program point L425-1(line 425) the Hoare annotation is: true [2020-07-21 12:53:52,337 INFO L268 CegarLoopResult]: For program point L423(lines 423 430) no Hoare annotation was computed. [2020-07-21 12:53:52,337 INFO L268 CegarLoopResult]: For program point L423-1(lines 423 430) no Hoare annotation was computed. [2020-07-21 12:53:52,337 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-07-21 12:53:52,337 INFO L271 CegarLoopResult]: At program point L420(line 420) the Hoare annotation is: true [2020-07-21 12:53:52,338 INFO L271 CegarLoopResult]: At program point L419(line 419) the Hoare annotation is: true [2020-07-21 12:53:52,338 INFO L271 CegarLoopResult]: At program point L419-1(line 419) the Hoare annotation is: true [2020-07-21 12:53:52,338 INFO L268 CegarLoopResult]: For program point L385(line 385) no Hoare annotation was computed. [2020-07-21 12:53:52,338 INFO L268 CegarLoopResult]: For program point L384(line 384) no Hoare annotation was computed. [2020-07-21 12:53:52,338 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 367 390) no Hoare annotation was computed. [2020-07-21 12:53:52,338 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-07-21 12:53:52,338 INFO L268 CegarLoopResult]: For program point L382(line 382) no Hoare annotation was computed. [2020-07-21 12:53:52,339 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-07-21 12:53:52,339 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 367 390) no Hoare annotation was computed. [2020-07-21 12:53:52,339 INFO L268 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-07-21 12:53:52,339 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 367 390) no Hoare annotation was computed. [2020-07-21 12:53:52,339 INFO L268 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-07-21 12:53:52,339 INFO L268 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-07-21 12:53:52,339 INFO L268 CegarLoopResult]: For program point L377(line 377) no Hoare annotation was computed. [2020-07-21 12:53:52,340 INFO L268 CegarLoopResult]: For program point L376(line 376) no Hoare annotation was computed. [2020-07-21 12:53:52,340 INFO L268 CegarLoopResult]: For program point L375(line 375) no Hoare annotation was computed. [2020-07-21 12:53:52,340 INFO L268 CegarLoopResult]: For program point L374(line 374) no Hoare annotation was computed. [2020-07-21 12:53:52,340 INFO L268 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-07-21 12:53:52,340 INFO L268 CegarLoopResult]: For program point L372(line 372) no Hoare annotation was computed. [2020-07-21 12:53:52,340 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 170 177) no Hoare annotation was computed. [2020-07-21 12:53:52,340 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 170 177) no Hoare annotation was computed. [2020-07-21 12:53:52,341 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 170 177) no Hoare annotation was computed. [2020-07-21 12:53:52,341 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 215 223) no Hoare annotation was computed. [2020-07-21 12:53:52,341 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 215 223) the Hoare annotation is: true [2020-07-21 12:53:52,341 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 215 223) no Hoare annotation was computed. [2020-07-21 12:53:52,341 INFO L268 CegarLoopResult]: For program point L254(line 254) no Hoare annotation was computed. [2020-07-21 12:53:52,341 INFO L268 CegarLoopResult]: For program point L254-1(line 254) no Hoare annotation was computed. [2020-07-21 12:53:52,342 INFO L268 CegarLoopResult]: For program point L243(lines 243 251) no Hoare annotation was computed. [2020-07-21 12:53:52,342 INFO L268 CegarLoopResult]: For program point L243-2(lines 243 251) no Hoare annotation was computed. [2020-07-21 12:53:52,342 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 224 259) no Hoare annotation was computed. [2020-07-21 12:53:52,342 INFO L268 CegarLoopResult]: For program point L231(lines 231 239) no Hoare annotation was computed. [2020-07-21 12:53:52,342 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 224 259) no Hoare annotation was computed. [2020-07-21 12:53:52,342 INFO L268 CegarLoopResult]: For program point L231-2(lines 231 239) no Hoare annotation was computed. [2020-07-21 12:53:52,342 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 224 259) no Hoare annotation was computed. [2020-07-21 12:53:52,343 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 814 820) no Hoare annotation was computed. [2020-07-21 12:53:52,343 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 814 820) the Hoare annotation is: true [2020-07-21 12:53:52,343 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 443 488) no Hoare annotation was computed. [2020-07-21 12:53:52,343 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 443 488) no Hoare annotation was computed. [2020-07-21 12:53:52,343 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 443 488) no Hoare annotation was computed. [2020-07-21 12:53:52,343 INFO L268 CegarLoopResult]: For program point L770-1(lines 770 790) no Hoare annotation was computed. [2020-07-21 12:53:52,343 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 756 801) no Hoare annotation was computed. [2020-07-21 12:53:52,344 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 756 801) no Hoare annotation was computed. [2020-07-21 12:53:52,344 INFO L268 CegarLoopResult]: For program point L776(lines 776 783) no Hoare annotation was computed. [2020-07-21 12:53:52,344 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 756 801) no Hoare annotation was computed. [2020-07-21 12:53:52,344 INFO L268 CegarLoopResult]: For program point L770(lines 770 790) no Hoare annotation was computed. [2020-07-21 12:53:52,344 INFO L271 CegarLoopResult]: At program point runTestENTRY(lines 399 409) the Hoare annotation is: true [2020-07-21 12:53:52,344 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 399 409) no Hoare annotation was computed. [2020-07-21 12:53:52,344 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 399 409) no Hoare annotation was computed. [2020-07-21 12:53:52,345 INFO L271 CegarLoopResult]: At program point L404(line 404) the Hoare annotation is: true [2020-07-21 12:53:52,345 INFO L268 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-07-21 12:53:52,345 INFO L268 CegarLoopResult]: For program point L209-1(line 209) no Hoare annotation was computed. [2020-07-21 12:53:52,345 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 204 214) no Hoare annotation was computed. [2020-07-21 12:53:52,345 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 204 214) no Hoare annotation was computed. [2020-07-21 12:53:52,345 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 204 214) no Hoare annotation was computed. [2020-07-21 12:53:52,346 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 196 203) no Hoare annotation was computed. [2020-07-21 12:53:52,346 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 196 203) no Hoare annotation was computed. [2020-07-21 12:53:52,346 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 196 203) no Hoare annotation was computed. [2020-07-21 12:53:52,346 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 163 169) no Hoare annotation was computed. [2020-07-21 12:53:52,346 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 163 169) the Hoare annotation is: true [2020-07-21 12:53:52,346 INFO L271 CegarLoopResult]: At program point testENTRY(lines 262 325) the Hoare annotation is: true [2020-07-21 12:53:52,346 INFO L264 CegarLoopResult]: At program point L318(lines 271 319) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:53:52,347 INFO L268 CegarLoopResult]: For program point testFINAL(lines 262 325) no Hoare annotation was computed. [2020-07-21 12:53:52,347 INFO L268 CegarLoopResult]: For program point L308(lines 308 312) no Hoare annotation was computed. [2020-07-21 12:53:52,347 INFO L264 CegarLoopResult]: At program point L308-2(lines 302 313) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (<= test_~splverifierCounter~0 0)) [2020-07-21 12:53:52,347 INFO L268 CegarLoopResult]: For program point L273(lines 272 317) no Hoare annotation was computed. [2020-07-21 12:53:52,347 INFO L268 CegarLoopResult]: For program point L302(lines 302 313) no Hoare annotation was computed. [2020-07-21 12:53:52,347 INFO L264 CegarLoopResult]: At program point L294(line 294) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (<= test_~splverifierCounter~0 0)) [2020-07-21 12:53:52,348 INFO L268 CegarLoopResult]: For program point L292(lines 292 298) no Hoare annotation was computed. [2020-07-21 12:53:52,348 INFO L268 CegarLoopResult]: For program point L292-1(lines 292 298) no Hoare annotation was computed. [2020-07-21 12:53:52,348 INFO L264 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (<= test_~splverifierCounter~0 0)) [2020-07-21 12:53:52,348 INFO L264 CegarLoopResult]: At program point L315(lines 272 317) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (<= test_~splverifierCounter~0 0)) [2020-07-21 12:53:52,348 INFO L268 CegarLoopResult]: For program point L282(lines 282 288) no Hoare annotation was computed. [2020-07-21 12:53:52,348 INFO L268 CegarLoopResult]: For program point L282-1(lines 282 288) no Hoare annotation was computed. [2020-07-21 12:53:52,349 INFO L268 CegarLoopResult]: For program point L274(lines 274 278) no Hoare annotation was computed. [2020-07-21 12:53:52,349 INFO L268 CegarLoopResult]: For program point testEXIT(lines 262 325) no Hoare annotation was computed. [2020-07-21 12:53:52,349 INFO L268 CegarLoopResult]: For program point L730(lines 730 737) no Hoare annotation was computed. [2020-07-21 12:53:52,349 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 710 755) no Hoare annotation was computed. [2020-07-21 12:53:52,349 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 710 755) no Hoare annotation was computed. [2020-07-21 12:53:52,349 INFO L268 CegarLoopResult]: For program point L724(lines 724 744) no Hoare annotation was computed. [2020-07-21 12:53:52,349 INFO L268 CegarLoopResult]: For program point L724-1(lines 724 744) no Hoare annotation was computed. [2020-07-21 12:53:52,349 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 710 755) no Hoare annotation was computed. [2020-07-21 12:53:52,350 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-07-21 12:53:52,350 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-07-21 12:53:52,350 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-07-21 12:53:52,350 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-07-21 12:53:52,350 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-07-21 12:53:52,350 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 607 709) no Hoare annotation was computed. [2020-07-21 12:53:52,350 INFO L268 CegarLoopResult]: For program point L636(lines 636 652) no Hoare annotation was computed. [2020-07-21 12:53:52,350 INFO L268 CegarLoopResult]: For program point L696(lines 696 703) no Hoare annotation was computed. [2020-07-21 12:53:52,351 INFO L268 CegarLoopResult]: For program point L657(lines 656 676) no Hoare annotation was computed. [2020-07-21 12:53:52,351 INFO L268 CegarLoopResult]: For program point L688(line 688) no Hoare annotation was computed. [2020-07-21 12:53:52,351 INFO L268 CegarLoopResult]: For program point L688-1(line 688) no Hoare annotation was computed. [2020-07-21 12:53:52,351 INFO L268 CegarLoopResult]: For program point L653(lines 653 694) no Hoare annotation was computed. [2020-07-21 12:53:52,351 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 607 709) no Hoare annotation was computed. [2020-07-21 12:53:52,351 INFO L268 CegarLoopResult]: For program point L672(line 672) no Hoare annotation was computed. [2020-07-21 12:53:52,351 INFO L268 CegarLoopResult]: For program point L672-1(line 672) no Hoare annotation was computed. [2020-07-21 12:53:52,352 INFO L268 CegarLoopResult]: For program point L631(lines 631 635) no Hoare annotation was computed. [2020-07-21 12:53:52,352 INFO L268 CegarLoopResult]: For program point L695(lines 695 706) no Hoare annotation was computed. [2020-07-21 12:53:52,352 INFO L268 CegarLoopResult]: For program point L658(lines 658 662) no Hoare annotation was computed. [2020-07-21 12:53:52,352 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 607 709) no Hoare annotation was computed. [2020-07-21 12:53:52,352 INFO L268 CegarLoopResult]: For program point L656-2(lines 656 676) no Hoare annotation was computed. [2020-07-21 12:53:52,352 INFO L268 CegarLoopResult]: For program point L677(lines 655 678) no Hoare annotation was computed. [2020-07-21 12:53:52,352 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 804 813) no Hoare annotation was computed. [2020-07-21 12:53:52,352 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 804 813) no Hoare annotation was computed. [2020-07-21 12:53:52,353 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 804 813) no Hoare annotation was computed. [2020-07-21 12:53:52,353 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:53:52,353 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:53:52,353 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:53:52,353 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-07-21 12:53:52,353 INFO L268 CegarLoopResult]: For program point L190-1(lines 179 195) no Hoare annotation was computed. [2020-07-21 12:53:52,353 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 179 195) no Hoare annotation was computed. [2020-07-21 12:53:52,354 INFO L268 CegarLoopResult]: For program point L186(lines 186 192) no Hoare annotation was computed. [2020-07-21 12:53:52,354 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 179 195) no Hoare annotation was computed. [2020-07-21 12:53:52,354 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-07-21 12:53:52,354 INFO L268 CegarLoopResult]: For program point L184-1(line 184) no Hoare annotation was computed. [2020-07-21 12:53:52,354 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-07-21 12:53:52,354 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-07-21 12:53:52,354 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-07-21 12:53:52,355 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2020-07-21 12:53:52,355 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-07-21 12:53:52,355 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-07-21 12:53:52,355 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:53:52,355 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:53:52,355 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:53:52,355 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2020-07-21 12:53:52,355 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-07-21 12:53:52,356 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-07-21 12:53:52,356 INFO L271 CegarLoopResult]: At program point L152(line 152) the Hoare annotation is: true [2020-07-21 12:53:52,356 INFO L271 CegarLoopResult]: At program point L150(lines 150 156) the Hoare annotation is: true [2020-07-21 12:53:52,356 INFO L264 CegarLoopResult]: At program point L145(line 145) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:53:52,356 INFO L271 CegarLoopResult]: At program point timeShiftENTRY(lines 136 162) the Hoare annotation is: true [2020-07-21 12:53:52,356 INFO L268 CegarLoopResult]: For program point L143(lines 139 161) no Hoare annotation was computed. [2020-07-21 12:53:52,357 INFO L268 CegarLoopResult]: For program point L141(lines 139 161) no Hoare annotation was computed. [2020-07-21 12:53:52,357 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 136 162) no Hoare annotation was computed. [2020-07-21 12:53:52,357 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 136 162) no Hoare annotation was computed. [2020-07-21 12:53:52,357 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 337 366) no Hoare annotation was computed. [2020-07-21 12:53:52,357 INFO L268 CegarLoopResult]: For program point L351(lines 351 355) no Hoare annotation was computed. [2020-07-21 12:53:52,357 INFO L271 CegarLoopResult]: At program point L351-1(lines 351 355) the Hoare annotation is: true [2020-07-21 12:53:52,357 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 337 366) the Hoare annotation is: true [2020-07-21 12:53:52,358 INFO L268 CegarLoopResult]: For program point L348(line 348) no Hoare annotation was computed. [2020-07-21 12:53:52,358 INFO L271 CegarLoopResult]: At program point L347-2(lines 347 361) the Hoare annotation is: true [2020-07-21 12:53:52,358 INFO L271 CegarLoopResult]: At program point L343(line 343) the Hoare annotation is: true [2020-07-21 12:53:52,358 INFO L268 CegarLoopResult]: For program point L343-1(line 343) no Hoare annotation was computed. [2020-07-21 12:53:52,358 INFO L271 CegarLoopResult]: At program point L362(lines 337 366) the Hoare annotation is: true [2020-07-21 12:53:52,358 INFO L268 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-07-21 12:53:52,358 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-07-21 12:53:52,358 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-07-21 12:53:52,359 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-07-21 12:53:52,359 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 391 397) no Hoare annotation was computed. [2020-07-21 12:53:52,359 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 391 397) the Hoare annotation is: true [2020-07-21 12:53:52,359 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:53:52,359 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 12:53:52,359 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:53:52,359 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:53:52,360 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-07-21 12:53:52,360 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-07-21 12:53:52,360 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2020-07-21 12:53:52,360 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 327 334) no Hoare annotation was computed. [2020-07-21 12:53:52,360 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 331) no Hoare annotation was computed. [2020-07-21 12:53:52,360 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 327 334) the Hoare annotation is: true [2020-07-21 12:53:52,360 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 327 334) no Hoare annotation was computed. [2020-07-21 12:53:52,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:53:52 BoogieIcfgContainer [2020-07-21 12:53:52,376 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:53:52,379 INFO L168 Benchmark]: Toolchain (without parser) took 5361.83 ms. Allocated memory was 138.4 MB in the beginning and 249.6 MB in the end (delta: 111.1 MB). Free memory was 101.4 MB in the beginning and 111.0 MB in the end (delta: -9.6 MB). Peak memory consumption was 101.6 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:52,380 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 12:53:52,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.11 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 101.0 MB in the beginning and 170.1 MB in the end (delta: -69.1 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:52,382 INFO L168 Benchmark]: Boogie Preprocessor took 90.77 ms. Allocated memory is still 202.4 MB. Free memory was 170.1 MB in the beginning and 165.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:52,383 INFO L168 Benchmark]: RCFGBuilder took 1132.96 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 165.4 MB in the beginning and 199.2 MB in the end (delta: -33.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:52,384 INFO L168 Benchmark]: TraceAbstraction took 3473.56 ms. Allocated memory was 235.4 MB in the beginning and 249.6 MB in the end (delta: 14.2 MB). Free memory was 199.2 MB in the beginning and 111.0 MB in the end (delta: 88.2 MB). Peak memory consumption was 102.4 MB. Max. memory is 7.1 GB. [2020-07-21 12:53:52,388 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 658.11 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 101.0 MB in the beginning and 170.1 MB in the end (delta: -69.1 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.77 ms. Allocated memory is still 202.4 MB. Free memory was 170.1 MB in the beginning and 165.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1132.96 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 165.4 MB in the beginning and 199.2 MB in the end (delta: -33.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3473.56 ms. Allocated memory was 235.4 MB in the beginning and 249.6 MB in the end (delta: 14.2 MB). Free memory was 199.2 MB in the beginning and 111.0 MB in the end (delta: 88.2 MB). Peak memory consumption was 102.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 331]: 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: 272]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == pumpRunning)) || splverifierCounter <= 0 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || !(1 <= systemActive) - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 211 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.9s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 394 SDtfs, 98 SDslu, 280 SDs, 0 SdLazy, 50 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 247 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=134occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 138 PreInvPairs, 146 NumberOfFragments, 117 HoareAnnotationTreeSize, 138 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 43 FomulaSimplificationsInter, 418 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 249 NumberOfCodeBlocks, 249 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 245 ConstructedInterpolants, 0 QuantifiedInterpolants, 28843 SizeOfPredicates, 4 NumberOfNonLiveVariables, 2714 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...