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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:07:09,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:07:09,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:07:09,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:07:09,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:07:09,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:07:09,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:07:09,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:07:09,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:07:09,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:07:09,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:07:09,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:07:09,892 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:07:09,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:07:09,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:07:09,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:07:09,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:07:09,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:07:09,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:07:09,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:07:09,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:07:09,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:07:09,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:07:09,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:07:09,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:07:09,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:07:09,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:07:09,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:07:09,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:07:09,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:07:09,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:07:09,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:07:09,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:07:09,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:07:09,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:07:09,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:07:09,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:07:09,918 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:07:09,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:07:09,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:07:09,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:07:09,925 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 [2019-09-20 13:07:09,954 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:07:09,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:07:09,956 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:07:09,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:07:09,957 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:07:09,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:07:09,957 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:07:09,957 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:07:09,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:07:09,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:07:09,958 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:07:09,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:07:09,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:07:09,960 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:07:09,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:07:09,960 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:07:09,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:07:09,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:07:09,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:07:09,961 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:07:09,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:07:09,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:07:09,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:07:09,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:07:09,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:07:09,963 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:07:09,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:07:09,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:07:09,964 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:07:09,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:07:10,011 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:07:10,014 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:07:10,016 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:07:10,016 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:07:10,017 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product19.cil.c [2019-09-20 13:07:10,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f13f093ab/486258676168461497888170314a2b0a/FLAGddb9bd26a [2019-09-20 13:07:10,645 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:07:10,646 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product19.cil.c [2019-09-20 13:07:10,669 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f13f093ab/486258676168461497888170314a2b0a/FLAGddb9bd26a [2019-09-20 13:07:10,913 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f13f093ab/486258676168461497888170314a2b0a [2019-09-20 13:07:10,923 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:07:10,925 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:07:10,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:07:10,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:07:10,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:07:10,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:07:10" (1/1) ... [2019-09-20 13:07:10,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8ec717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:10, skipping insertion in model container [2019-09-20 13:07:10,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:07:10" (1/1) ... [2019-09-20 13:07:10,941 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:07:10,999 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:07:11,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:07:11,468 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:07:11,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:07:11,622 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:07:11,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:11 WrapperNode [2019-09-20 13:07:11,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:07:11,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:07:11,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:07:11,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:07:11,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:11" (1/1) ... [2019-09-20 13:07:11,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:11" (1/1) ... [2019-09-20 13:07:11,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:11" (1/1) ... [2019-09-20 13:07:11,657 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:11" (1/1) ... [2019-09-20 13:07:11,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:11" (1/1) ... [2019-09-20 13:07:11,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:11" (1/1) ... [2019-09-20 13:07:11,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:11" (1/1) ... [2019-09-20 13:07:11,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:07:11,714 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:07:11,714 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:07:11,714 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:07:11,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:11" (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 [2019-09-20 13:07:11,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:07:11,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:07:11,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 13:07:11,787 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 13:07:11,787 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 13:07:11,787 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 13:07:11,787 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 13:07:11,787 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 13:07:11,788 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 13:07:11,788 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 13:07:11,788 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 13:07:11,788 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 13:07:11,788 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 13:07:11,788 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 13:07:11,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 13:07:11,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 13:07:11,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 13:07:11,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 13:07:11,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 13:07:11,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 13:07:11,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 13:07:11,790 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 13:07:11,790 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 13:07:11,790 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 13:07:11,790 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 13:07:11,791 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 13:07:11,791 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 13:07:11,791 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 13:07:11,791 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 13:07:11,791 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 13:07:11,791 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 13:07:11,792 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 13:07:11,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 13:07:11,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 13:07:11,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 13:07:11,792 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 13:07:11,792 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 13:07:11,793 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 13:07:11,793 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 13:07:11,793 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:07:11,793 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:07:11,793 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:07:11,793 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:07:11,794 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 13:07:11,794 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 13:07:11,794 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 13:07:11,794 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 13:07:11,794 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 13:07:11,794 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 13:07:11,795 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 13:07:11,795 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 13:07:11,795 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 13:07:11,795 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 13:07:11,795 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 13:07:11,795 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 13:07:11,795 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 13:07:11,796 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 13:07:11,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 13:07:11,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 13:07:11,796 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 13:07:11,796 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 13:07:11,796 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 13:07:11,797 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 13:07:11,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:07:11,797 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 13:07:11,797 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 13:07:11,797 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:07:11,797 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:07:11,798 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 13:07:11,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:07:11,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:07:11,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:07:11,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:07:11,798 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 13:07:11,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:07:11,799 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 13:07:11,799 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 13:07:11,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:07:11,799 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 13:07:11,799 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 13:07:11,800 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 13:07:11,800 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 13:07:11,800 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 13:07:11,800 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 13:07:11,800 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 13:07:11,800 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 13:07:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 13:07:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 13:07:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 13:07:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 13:07:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:07:11,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:07:11,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:07:11,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:07:12,983 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:07:12,983 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:07:12,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:07:12 BoogieIcfgContainer [2019-09-20 13:07:12,985 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:07:12,986 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:07:12,987 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:07:12,990 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:07:12,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:07:10" (1/3) ... [2019-09-20 13:07:12,991 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f1135bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:07:12, skipping insertion in model container [2019-09-20 13:07:12,991 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:11" (2/3) ... [2019-09-20 13:07:12,992 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f1135bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:07:12, skipping insertion in model container [2019-09-20 13:07:12,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:07:12" (3/3) ... [2019-09-20 13:07:12,995 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product19.cil.c [2019-09-20 13:07:13,006 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:07:13,017 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:07:13,034 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:07:13,066 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:07:13,067 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:07:13,067 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:07:13,067 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:07:13,067 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:07:13,067 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:07:13,068 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:07:13,068 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:07:13,068 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:07:13,091 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2019-09-20 13:07:13,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-09-20 13:07:13,101 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:13,102 INFO L407 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] [2019-09-20 13:07:13,105 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:13,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:13,110 INFO L82 PathProgramCache]: Analyzing trace with hash -578031485, now seen corresponding path program 1 times [2019-09-20 13:07:13,112 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:13,113 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:13,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:13,175 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:13,175 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:13,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:13,459 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:07:13,462 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:07:13,463 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 13:07:13,469 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:07:13,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:07:13,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:07:13,491 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 2 states. [2019-09-20 13:07:13,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:13,566 INFO L93 Difference]: Finished difference Result 236 states and 295 transitions. [2019-09-20 13:07:13,567 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:07:13,568 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-09-20 13:07:13,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:13,593 INFO L225 Difference]: With dead ends: 236 [2019-09-20 13:07:13,593 INFO L226 Difference]: Without dead ends: 120 [2019-09-20 13:07:13,602 INFO L636 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 [2019-09-20 13:07:13,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2019-09-20 13:07:13,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2019-09-20 13:07:13,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2019-09-20 13:07:13,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2019-09-20 13:07:13,654 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 59 [2019-09-20 13:07:13,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:13,655 INFO L475 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2019-09-20 13:07:13,655 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:07:13,655 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2019-09-20 13:07:13,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-09-20 13:07:13,659 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:13,659 INFO L407 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] [2019-09-20 13:07:13,660 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:13,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:13,660 INFO L82 PathProgramCache]: Analyzing trace with hash -1615050059, now seen corresponding path program 1 times [2019-09-20 13:07:13,660 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:13,661 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:13,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:13,664 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:13,664 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:13,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:13,826 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:07:13,826 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:07:13,826 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:07:13,830 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:07:13,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:07:13,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:07:13,831 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 3 states. [2019-09-20 13:07:13,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:13,870 INFO L93 Difference]: Finished difference Result 179 states and 209 transitions. [2019-09-20 13:07:13,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:07:13,871 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2019-09-20 13:07:13,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:13,875 INFO L225 Difference]: With dead ends: 179 [2019-09-20 13:07:13,875 INFO L226 Difference]: Without dead ends: 111 [2019-09-20 13:07:13,877 INFO L636 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 [2019-09-20 13:07:13,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2019-09-20 13:07:13,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2019-09-20 13:07:13,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2019-09-20 13:07:13,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 129 transitions. [2019-09-20 13:07:13,906 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 129 transitions. Word has length 60 [2019-09-20 13:07:13,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:13,907 INFO L475 AbstractCegarLoop]: Abstraction has 111 states and 129 transitions. [2019-09-20 13:07:13,907 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:07:13,907 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 129 transitions. [2019-09-20 13:07:13,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-09-20 13:07:13,913 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:13,913 INFO L407 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] [2019-09-20 13:07:13,913 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:13,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:13,913 INFO L82 PathProgramCache]: Analyzing trace with hash 1225445288, now seen corresponding path program 1 times [2019-09-20 13:07:13,914 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:13,914 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:13,916 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:13,917 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:13,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:13,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:14,126 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:07:14,127 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:07:14,127 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:07:14,128 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:07:14,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:07:14,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:07:14,129 INFO L87 Difference]: Start difference. First operand 111 states and 129 transitions. Second operand 7 states. [2019-09-20 13:07:14,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:14,569 INFO L93 Difference]: Finished difference Result 333 states and 405 transitions. [2019-09-20 13:07:14,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-20 13:07:14,570 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2019-09-20 13:07:14,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:14,578 INFO L225 Difference]: With dead ends: 333 [2019-09-20 13:07:14,578 INFO L226 Difference]: Without dead ends: 250 [2019-09-20 13:07:14,580 INFO L636 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 [2019-09-20 13:07:14,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2019-09-20 13:07:14,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 242. [2019-09-20 13:07:14,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2019-09-20 13:07:14,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 294 transitions. [2019-09-20 13:07:14,624 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 294 transitions. Word has length 64 [2019-09-20 13:07:14,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:14,627 INFO L475 AbstractCegarLoop]: Abstraction has 242 states and 294 transitions. [2019-09-20 13:07:14,627 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:07:14,627 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 294 transitions. [2019-09-20 13:07:14,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-09-20 13:07:14,635 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:14,655 INFO L407 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, 1, 1, 1] [2019-09-20 13:07:14,656 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:14,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:14,656 INFO L82 PathProgramCache]: Analyzing trace with hash -460747992, now seen corresponding path program 1 times [2019-09-20 13:07:14,656 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:14,657 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:14,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:14,660 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:14,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:14,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:14,800 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-20 13:07:14,800 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:07:14,801 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:07:14,801 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:07:14,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:07:14,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:07:14,805 INFO L87 Difference]: Start difference. First operand 242 states and 294 transitions. Second operand 7 states. [2019-09-20 13:07:15,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:15,191 INFO L93 Difference]: Finished difference Result 402 states and 505 transitions. [2019-09-20 13:07:15,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:07:15,191 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2019-09-20 13:07:15,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:15,192 INFO L225 Difference]: With dead ends: 402 [2019-09-20 13:07:15,193 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:07:15,196 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-09-20 13:07:15,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:07:15,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:07:15,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:07:15,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:07:15,197 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2019-09-20 13:07:15,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:15,197 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:07:15,197 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:07:15,198 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:07:15,198 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:07:15,203 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:07:15,935 INFO L443 ceAbstractionStarter]: For program point L384(lines 384 388) no Hoare annotation was computed. [2019-09-20 13:07:15,935 INFO L443 ceAbstractionStarter]: For program point L384-1(lines 384 388) no Hoare annotation was computed. [2019-09-20 13:07:15,935 INFO L443 ceAbstractionStarter]: For program point L379(line 379) no Hoare annotation was computed. [2019-09-20 13:07:15,936 INFO L443 ceAbstractionStarter]: For program point L378-2(lines 378 399) no Hoare annotation was computed. [2019-09-20 13:07:15,936 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 353 408) no Hoare annotation was computed. [2019-09-20 13:07:15,936 INFO L443 ceAbstractionStarter]: For program point L400(lines 377 401) no Hoare annotation was computed. [2019-09-20 13:07:15,936 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 353 408) no Hoare annotation was computed. [2019-09-20 13:07:15,936 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 353 408) no Hoare annotation was computed. [2019-09-20 13:07:15,936 INFO L443 ceAbstractionStarter]: For program point L441(lines 441 445) no Hoare annotation was computed. [2019-09-20 13:07:15,936 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 441 445) no Hoare annotation was computed. [2019-09-20 13:07:15,937 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 409 468) no Hoare annotation was computed. [2019-09-20 13:07:15,937 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-09-20 13:07:15,937 INFO L443 ceAbstractionStarter]: For program point L435-2(lines 435 460) no Hoare annotation was computed. [2019-09-20 13:07:15,937 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 409 468) no Hoare annotation was computed. [2019-09-20 13:07:15,937 INFO L443 ceAbstractionStarter]: For program point L461(lines 434 462) no Hoare annotation was computed. [2019-09-20 13:07:15,937 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 409 468) no Hoare annotation was computed. [2019-09-20 13:07:15,937 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-09-20 13:07:15,938 INFO L443 ceAbstractionStarter]: For program point L454-1(line 454) no Hoare annotation was computed. [2019-09-20 13:07:15,938 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 778 784) the Hoare annotation is: true [2019-09-20 13:07:15,938 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 778 784) no Hoare annotation was computed. [2019-09-20 13:07:15,938 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 785 793) no Hoare annotation was computed. [2019-09-20 13:07:15,938 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 785 793) the Hoare annotation is: true [2019-09-20 13:07:15,938 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 785 793) no Hoare annotation was computed. [2019-09-20 13:07:15,939 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 796 803) the Hoare annotation is: true [2019-09-20 13:07:15,939 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 796 803) no Hoare annotation was computed. [2019-09-20 13:07:15,939 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 796 803) no Hoare annotation was computed. [2019-09-20 13:07:15,939 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 804 813) the Hoare annotation is: true [2019-09-20 13:07:15,939 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 804 813) no Hoare annotation was computed. [2019-09-20 13:07:15,939 INFO L443 ceAbstractionStarter]: For program point L809(line 809) no Hoare annotation was computed. [2019-09-20 13:07:15,939 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 804 813) no Hoare annotation was computed. [2019-09-20 13:07:15,940 INFO L439 ceAbstractionStarter]: At program point L829(line 829) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-09-20 13:07:15,940 INFO L443 ceAbstractionStarter]: For program point L827(lines 827 833) no Hoare annotation was computed. [2019-09-20 13:07:15,940 INFO L443 ceAbstractionStarter]: For program point L826(lines 826 836) no Hoare annotation was computed. [2019-09-20 13:07:15,940 INFO L446 ceAbstractionStarter]: At program point L824(line 824) the Hoare annotation is: true [2019-09-20 13:07:15,940 INFO L443 ceAbstractionStarter]: For program point L824-1(line 824) no Hoare annotation was computed. [2019-09-20 13:07:15,940 INFO L443 ceAbstractionStarter]: For program point L822(lines 822 839) no Hoare annotation was computed. [2019-09-20 13:07:15,940 INFO L443 ceAbstractionStarter]: For program point L822-1(lines 814 842) no Hoare annotation was computed. [2019-09-20 13:07:15,941 INFO L446 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: true [2019-09-20 13:07:15,941 INFO L443 ceAbstractionStarter]: For program point L820-1(line 820) no Hoare annotation was computed. [2019-09-20 13:07:15,941 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 814 842) the Hoare annotation is: true [2019-09-20 13:07:15,941 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 814 842) no Hoare annotation was computed. [2019-09-20 13:07:15,941 INFO L439 ceAbstractionStarter]: At program point L929(line 929) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= main_~tmp~7 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-09-20 13:07:15,941 INFO L439 ceAbstractionStarter]: At program point L929-1(line 929) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= main_~tmp~7 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-09-20 13:07:15,942 INFO L443 ceAbstractionStarter]: For program point L927(lines 927 934) no Hoare annotation was computed. [2019-09-20 13:07:15,942 INFO L443 ceAbstractionStarter]: For program point L927-1(lines 927 934) no Hoare annotation was computed. [2019-09-20 13:07:15,942 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 917 939) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-09-20 13:07:15,942 INFO L443 ceAbstractionStarter]: For program point L925(line 925) no Hoare annotation was computed. [2019-09-20 13:07:15,942 INFO L439 ceAbstractionStarter]: At program point L924(line 924) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-09-20 13:07:15,942 INFO L439 ceAbstractionStarter]: At program point L923(line 923) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-09-20 13:07:15,943 INFO L439 ceAbstractionStarter]: At program point L923-1(line 923) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-09-20 13:07:15,943 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 917 939) no Hoare annotation was computed. [2019-09-20 13:07:15,943 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 917 939) no Hoare annotation was computed. [2019-09-20 13:07:15,943 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 875 898) no Hoare annotation was computed. [2019-09-20 13:07:15,943 INFO L443 ceAbstractionStarter]: For program point L893(line 893) no Hoare annotation was computed. [2019-09-20 13:07:15,943 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 875 898) no Hoare annotation was computed. [2019-09-20 13:07:15,943 INFO L443 ceAbstractionStarter]: For program point L892(line 892) no Hoare annotation was computed. [2019-09-20 13:07:15,944 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 875 898) no Hoare annotation was computed. [2019-09-20 13:07:15,944 INFO L443 ceAbstractionStarter]: For program point L891(line 891) no Hoare annotation was computed. [2019-09-20 13:07:15,944 INFO L443 ceAbstractionStarter]: For program point L890(line 890) no Hoare annotation was computed. [2019-09-20 13:07:15,944 INFO L443 ceAbstractionStarter]: For program point L889(line 889) no Hoare annotation was computed. [2019-09-20 13:07:15,944 INFO L443 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2019-09-20 13:07:15,944 INFO L443 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2019-09-20 13:07:15,944 INFO L443 ceAbstractionStarter]: For program point L886(line 886) no Hoare annotation was computed. [2019-09-20 13:07:15,945 INFO L443 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2019-09-20 13:07:15,945 INFO L443 ceAbstractionStarter]: For program point L884(line 884) no Hoare annotation was computed. [2019-09-20 13:07:15,945 INFO L443 ceAbstractionStarter]: For program point L883(line 883) no Hoare annotation was computed. [2019-09-20 13:07:15,945 INFO L443 ceAbstractionStarter]: For program point L882(line 882) no Hoare annotation was computed. [2019-09-20 13:07:15,945 INFO L443 ceAbstractionStarter]: For program point L881(line 881) no Hoare annotation was computed. [2019-09-20 13:07:15,945 INFO L443 ceAbstractionStarter]: For program point L880(line 880) no Hoare annotation was computed. [2019-09-20 13:07:15,945 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 276 290) no Hoare annotation was computed. [2019-09-20 13:07:15,945 INFO L439 ceAbstractionStarter]: At program point L282(line 282) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-09-20 13:07:15,946 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 286) no Hoare annotation was computed. [2019-09-20 13:07:15,946 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 276 290) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-09-20 13:07:15,946 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 276 290) no Hoare annotation was computed. [2019-09-20 13:07:15,946 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 212 220) no Hoare annotation was computed. [2019-09-20 13:07:15,947 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 212 220) the Hoare annotation is: true [2019-09-20 13:07:15,947 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 212 220) no Hoare annotation was computed. [2019-09-20 13:07:15,947 INFO L443 ceAbstractionStarter]: For program point L266(lines 266 270) no Hoare annotation was computed. [2019-09-20 13:07:15,947 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 257 275) the Hoare annotation is: true [2019-09-20 13:07:15,947 INFO L446 ceAbstractionStarter]: At program point L264(line 264) the Hoare annotation is: true [2019-09-20 13:07:15,947 INFO L443 ceAbstractionStarter]: For program point L266-2(lines 266 270) no Hoare annotation was computed. [2019-09-20 13:07:15,948 INFO L443 ceAbstractionStarter]: For program point L264-1(line 264) no Hoare annotation was computed. [2019-09-20 13:07:15,948 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 257 275) no Hoare annotation was computed. [2019-09-20 13:07:15,948 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 257 275) no Hoare annotation was computed. [2019-09-20 13:07:15,948 INFO L443 ceAbstractionStarter]: For program point L251(line 251) no Hoare annotation was computed. [2019-09-20 13:07:15,948 INFO L443 ceAbstractionStarter]: For program point L251-1(line 251) no Hoare annotation was computed. [2019-09-20 13:07:15,948 INFO L443 ceAbstractionStarter]: For program point L240(lines 240 248) no Hoare annotation was computed. [2019-09-20 13:07:15,948 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 221 256) no Hoare annotation was computed. [2019-09-20 13:07:15,949 INFO L443 ceAbstractionStarter]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2019-09-20 13:07:15,949 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 221 256) no Hoare annotation was computed. [2019-09-20 13:07:15,949 INFO L443 ceAbstractionStarter]: For program point L228(lines 228 236) no Hoare annotation was computed. [2019-09-20 13:07:15,949 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 221 256) no Hoare annotation was computed. [2019-09-20 13:07:15,949 INFO L443 ceAbstractionStarter]: For program point L228-2(lines 228 236) no Hoare annotation was computed. [2019-09-20 13:07:15,950 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 771 777) no Hoare annotation was computed. [2019-09-20 13:07:15,950 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 771 777) the Hoare annotation is: true [2019-09-20 13:07:15,950 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 307 352) no Hoare annotation was computed. [2019-09-20 13:07:15,950 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 307 352) no Hoare annotation was computed. [2019-09-20 13:07:15,950 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 307 352) no Hoare annotation was computed. [2019-09-20 13:07:15,950 INFO L443 ceAbstractionStarter]: For program point L640(lines 640 647) no Hoare annotation was computed. [2019-09-20 13:07:15,951 INFO L443 ceAbstractionStarter]: For program point L634(lines 634 654) no Hoare annotation was computed. [2019-09-20 13:07:15,951 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 620 665) no Hoare annotation was computed. [2019-09-20 13:07:15,951 INFO L443 ceAbstractionStarter]: For program point L634-1(lines 634 654) no Hoare annotation was computed. [2019-09-20 13:07:15,951 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 620 665) no Hoare annotation was computed. [2019-09-20 13:07:15,951 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 620 665) no Hoare annotation was computed. [2019-09-20 13:07:15,952 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 906 916) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-09-20 13:07:15,952 INFO L439 ceAbstractionStarter]: At program point L911(line 911) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-09-20 13:07:15,952 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 906 916) no Hoare annotation was computed. [2019-09-20 13:07:15,952 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 906 916) no Hoare annotation was computed. [2019-09-20 13:07:15,952 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 201 211) no Hoare annotation was computed. [2019-09-20 13:07:15,952 INFO L443 ceAbstractionStarter]: For program point L206(line 206) no Hoare annotation was computed. [2019-09-20 13:07:15,952 INFO L443 ceAbstractionStarter]: For program point L206-1(line 206) no Hoare annotation was computed. [2019-09-20 13:07:15,953 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 201 211) no Hoare annotation was computed. [2019-09-20 13:07:15,953 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 201 211) no Hoare annotation was computed. [2019-09-20 13:07:15,953 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 193 200) the Hoare annotation is: true [2019-09-20 13:07:15,953 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 193 200) no Hoare annotation was computed. [2019-09-20 13:07:15,953 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 193 200) no Hoare annotation was computed. [2019-09-20 13:07:15,953 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 160 184) no Hoare annotation was computed. [2019-09-20 13:07:15,954 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 160 184) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-09-20 13:07:15,954 INFO L439 ceAbstractionStarter]: At program point L179(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-09-20 13:07:15,954 INFO L443 ceAbstractionStarter]: For program point L179-1(lines 160 184) no Hoare annotation was computed. [2019-09-20 13:07:15,954 INFO L439 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-09-20 13:07:15,954 INFO L439 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-09-20 13:07:15,954 INFO L443 ceAbstractionStarter]: For program point L168(lines 168 176) no Hoare annotation was computed. [2019-09-20 13:07:15,955 INFO L439 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-09-20 13:07:15,955 INFO L443 ceAbstractionStarter]: For program point L166-1(line 166) no Hoare annotation was computed. [2019-09-20 13:07:15,955 INFO L443 ceAbstractionStarter]: For program point L164(lines 164 181) no Hoare annotation was computed. [2019-09-20 13:07:15,955 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 152 158) no Hoare annotation was computed. [2019-09-20 13:07:15,955 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 152 158) the Hoare annotation is: true [2019-09-20 13:07:15,955 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-09-20 13:07:15,955 INFO L439 ceAbstractionStarter]: At program point L93(line 93) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-09-20 13:07:15,955 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2019-09-20 13:07:15,956 INFO L439 ceAbstractionStarter]: At program point L91-1(lines 85 98) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-09-20 13:07:15,956 INFO L443 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2019-09-20 13:07:15,956 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2019-09-20 13:07:15,956 INFO L443 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2019-09-20 13:07:15,956 INFO L439 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-09-20 13:07:15,956 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2019-09-20 13:07:15,957 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2019-09-20 13:07:15,957 INFO L439 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-09-20 13:07:15,957 INFO L439 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-09-20 13:07:15,957 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-09-20 13:07:15,957 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2019-09-20 13:07:15,957 INFO L443 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2019-09-20 13:07:15,958 INFO L439 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-09-20 13:07:15,958 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2019-09-20 13:07:15,958 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 574 619) no Hoare annotation was computed. [2019-09-20 13:07:15,958 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 574 619) no Hoare annotation was computed. [2019-09-20 13:07:15,958 INFO L443 ceAbstractionStarter]: For program point L594(lines 594 601) no Hoare annotation was computed. [2019-09-20 13:07:15,958 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 574 619) no Hoare annotation was computed. [2019-09-20 13:07:15,958 INFO L443 ceAbstractionStarter]: For program point L588(lines 588 608) no Hoare annotation was computed. [2019-09-20 13:07:15,958 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 588 608) no Hoare annotation was computed. [2019-09-20 13:07:15,959 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 747 755) no Hoare annotation was computed. [2019-09-20 13:07:15,959 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 747 755) the Hoare annotation is: true [2019-09-20 13:07:15,959 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 747 755) no Hoare annotation was computed. [2019-09-20 13:07:15,959 INFO L443 ceAbstractionStarter]: For program point L723-2(lines 723 731) no Hoare annotation was computed. [2019-09-20 13:07:15,959 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 715 737) no Hoare annotation was computed. [2019-09-20 13:07:15,959 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 715 737) no Hoare annotation was computed. [2019-09-20 13:07:15,959 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 715 737) no Hoare annotation was computed. [2019-09-20 13:07:15,959 INFO L443 ceAbstractionStarter]: For program point L723(lines 723 731) no Hoare annotation was computed. [2019-09-20 13:07:15,960 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 471 573) no Hoare annotation was computed. [2019-09-20 13:07:15,960 INFO L443 ceAbstractionStarter]: For program point L541(lines 519 542) no Hoare annotation was computed. [2019-09-20 13:07:15,960 INFO L443 ceAbstractionStarter]: For program point L500(lines 500 516) no Hoare annotation was computed. [2019-09-20 13:07:15,960 INFO L443 ceAbstractionStarter]: For program point L560(lines 560 567) no Hoare annotation was computed. [2019-09-20 13:07:15,960 INFO L443 ceAbstractionStarter]: For program point L521(lines 520 540) no Hoare annotation was computed. [2019-09-20 13:07:15,960 INFO L443 ceAbstractionStarter]: For program point L552(line 552) no Hoare annotation was computed. [2019-09-20 13:07:15,960 INFO L443 ceAbstractionStarter]: For program point L552-1(line 552) no Hoare annotation was computed. [2019-09-20 13:07:15,960 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 471 573) no Hoare annotation was computed. [2019-09-20 13:07:15,961 INFO L443 ceAbstractionStarter]: For program point L517(lines 517 558) no Hoare annotation was computed. [2019-09-20 13:07:15,961 INFO L443 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-09-20 13:07:15,961 INFO L443 ceAbstractionStarter]: For program point L536-1(line 536) no Hoare annotation was computed. [2019-09-20 13:07:15,961 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 471 573) no Hoare annotation was computed. [2019-09-20 13:07:15,961 INFO L443 ceAbstractionStarter]: For program point L495(lines 495 499) no Hoare annotation was computed. [2019-09-20 13:07:15,961 INFO L443 ceAbstractionStarter]: For program point L559(lines 559 570) no Hoare annotation was computed. [2019-09-20 13:07:15,961 INFO L443 ceAbstractionStarter]: For program point L522(lines 522 526) no Hoare annotation was computed. [2019-09-20 13:07:15,961 INFO L443 ceAbstractionStarter]: For program point L520-2(lines 520 540) no Hoare annotation was computed. [2019-09-20 13:07:15,962 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 761 770) no Hoare annotation was computed. [2019-09-20 13:07:15,962 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 761 770) no Hoare annotation was computed. [2019-09-20 13:07:15,962 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 761 770) no Hoare annotation was computed. [2019-09-20 13:07:15,962 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:07:15,962 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-09-20 13:07:15,962 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:07:15,963 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 185 192) no Hoare annotation was computed. [2019-09-20 13:07:15,963 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 185 192) no Hoare annotation was computed. [2019-09-20 13:07:15,963 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 185 192) no Hoare annotation was computed. [2019-09-20 13:07:15,963 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 738 746) the Hoare annotation is: true [2019-09-20 13:07:15,963 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 738 746) no Hoare annotation was computed. [2019-09-20 13:07:15,963 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 738 746) no Hoare annotation was computed. [2019-09-20 13:07:15,964 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 694 705) the Hoare annotation is: true [2019-09-20 13:07:15,964 INFO L443 ceAbstractionStarter]: For program point L698-1(lines 694 705) no Hoare annotation was computed. [2019-09-20 13:07:15,964 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 694 705) no Hoare annotation was computed. [2019-09-20 13:07:15,964 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:07:15,964 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-20 13:07:15,965 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:07:15,965 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 125 151) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-09-20 13:07:15,965 INFO L439 ceAbstractionStarter]: At program point L141(line 141) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-09-20 13:07:15,965 INFO L439 ceAbstractionStarter]: At program point L139(lines 139 145) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-09-20 13:07:15,965 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 125 151) no Hoare annotation was computed. [2019-09-20 13:07:15,966 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 125 151) no Hoare annotation was computed. [2019-09-20 13:07:15,966 INFO L439 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-09-20 13:07:15,966 INFO L443 ceAbstractionStarter]: For program point L132(lines 128 150) no Hoare annotation was computed. [2019-09-20 13:07:15,966 INFO L443 ceAbstractionStarter]: For program point L130(lines 128 150) no Hoare annotation was computed. [2019-09-20 13:07:15,966 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 845 874) no Hoare annotation was computed. [2019-09-20 13:07:15,966 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 845 874) the Hoare annotation is: true [2019-09-20 13:07:15,966 INFO L443 ceAbstractionStarter]: For program point L859(lines 859 863) no Hoare annotation was computed. [2019-09-20 13:07:15,967 INFO L446 ceAbstractionStarter]: At program point L859-1(lines 859 863) the Hoare annotation is: true [2019-09-20 13:07:15,967 INFO L443 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2019-09-20 13:07:15,967 INFO L446 ceAbstractionStarter]: At program point L855-2(lines 855 869) the Hoare annotation is: true [2019-09-20 13:07:15,967 INFO L446 ceAbstractionStarter]: At program point L851(line 851) the Hoare annotation is: true [2019-09-20 13:07:15,967 INFO L443 ceAbstractionStarter]: For program point L851-1(line 851) no Hoare annotation was computed. [2019-09-20 13:07:15,968 INFO L446 ceAbstractionStarter]: At program point L870(lines 845 874) the Hoare annotation is: true [2019-09-20 13:07:15,968 INFO L443 ceAbstractionStarter]: For program point L866(line 866) no Hoare annotation was computed. [2019-09-20 13:07:15,968 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 706 714) no Hoare annotation was computed. [2019-09-20 13:07:15,968 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 706 714) no Hoare annotation was computed. [2019-09-20 13:07:15,968 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 706 714) no Hoare annotation was computed. [2019-09-20 13:07:15,968 INFO L443 ceAbstractionStarter]: For program point L674-1(lines 670 681) no Hoare annotation was computed. [2019-09-20 13:07:15,968 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 670 681) the Hoare annotation is: true [2019-09-20 13:07:15,968 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 670 681) no Hoare annotation was computed. [2019-09-20 13:07:15,969 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 899 905) no Hoare annotation was computed. [2019-09-20 13:07:15,969 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 899 905) the Hoare annotation is: true [2019-09-20 13:07:15,969 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:07:15,969 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-09-20 13:07:15,969 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:07:15,969 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:07:15,970 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 682 693) no Hoare annotation was computed. [2019-09-20 13:07:15,970 INFO L443 ceAbstractionStarter]: For program point L686-1(lines 682 693) no Hoare annotation was computed. [2019-09-20 13:07:15,970 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 682 693) the Hoare annotation is: true [2019-09-20 13:07:15,970 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 292 299) no Hoare annotation was computed. [2019-09-20 13:07:15,970 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 296) no Hoare annotation was computed. [2019-09-20 13:07:15,970 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 292 299) the Hoare annotation is: true [2019-09-20 13:07:15,970 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 292 299) no Hoare annotation was computed. [2019-09-20 13:07:15,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:07:15 BoogieIcfgContainer [2019-09-20 13:07:15,992 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:07:15,997 INFO L168 Benchmark]: Toolchain (without parser) took 5069.32 ms. Allocated memory was 139.5 MB in the beginning and 263.2 MB in the end (delta: 123.7 MB). Free memory was 85.5 MB in the beginning and 207.5 MB in the end (delta: -122.0 MB). Peak memory consumption was 135.6 MB. Max. memory is 7.1 GB. [2019-09-20 13:07:15,999 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:07:16,001 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.80 ms. Allocated memory was 139.5 MB in the beginning and 198.7 MB in the end (delta: 59.2 MB). Free memory was 85.3 MB in the beginning and 163.7 MB in the end (delta: -78.4 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-09-20 13:07:16,003 INFO L168 Benchmark]: Boogie Preprocessor took 90.54 ms. Allocated memory is still 198.7 MB. Free memory was 163.7 MB in the beginning and 160.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-20 13:07:16,005 INFO L168 Benchmark]: RCFGBuilder took 1271.49 ms. Allocated memory was 198.7 MB in the beginning and 222.8 MB in the end (delta: 24.1 MB). Free memory was 159.5 MB in the beginning and 191.8 MB in the end (delta: -32.4 MB). Peak memory consumption was 90.2 MB. Max. memory is 7.1 GB. [2019-09-20 13:07:16,006 INFO L168 Benchmark]: TraceAbstraction took 3006.15 ms. Allocated memory was 222.8 MB in the beginning and 263.2 MB in the end (delta: 40.4 MB). Free memory was 190.5 MB in the beginning and 207.5 MB in the end (delta: -17.0 MB). Peak memory consumption was 157.2 MB. Max. memory is 7.1 GB. [2019-09-20 13:07:16,017 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 696.80 ms. Allocated memory was 139.5 MB in the beginning and 198.7 MB in the end (delta: 59.2 MB). Free memory was 85.3 MB in the beginning and 163.7 MB in the end (delta: -78.4 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.54 ms. Allocated memory is still 198.7 MB. Free memory was 163.7 MB in the beginning and 160.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1271.49 ms. Allocated memory was 198.7 MB in the beginning and 222.8 MB in the end (delta: 24.1 MB). Free memory was 159.5 MB in the beginning and 191.8 MB in the end (delta: -32.4 MB). Peak memory consumption was 90.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3006.15 ms. Allocated memory was 222.8 MB in the beginning and 263.2 MB in the end (delta: 40.4 MB). Free memory was 190.5 MB in the beginning and 207.5 MB in the end (delta: -17.0 MB). Peak memory consumption was 157.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 296]: 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: 845]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 230 locations, 1 error locations. SAFE Result, 2.9s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 1.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 525 SDtfs, 301 SDslu, 809 SDs, 0 SdLazy, 375 SolverSat, 72 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 267 PreInvPairs, 290 NumberOfFragments, 395 HoareAnnotationTreeSize, 267 FomulaSimplifications, 152 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 55 FomulaSimplificationsInter, 856 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 26206 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...