./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec2_product16_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec2_product16_true-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d073e73520d645b8f7658ef35479d738282f57bd .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 18:44:12,896 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 18:44:12,899 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 18:44:12,918 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 18:44:12,920 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 18:44:12,921 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 18:44:12,923 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 18:44:12,926 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 18:44:12,927 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 18:44:12,930 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 18:44:12,933 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 18:44:12,935 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 18:44:12,936 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 18:44:12,939 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 18:44:12,940 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 18:44:12,948 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 18:44:12,949 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 18:44:12,950 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 18:44:12,956 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 18:44:12,958 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 18:44:12,960 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 18:44:12,961 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 18:44:12,966 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 18:44:12,967 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 18:44:12,968 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 18:44:12,968 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 18:44:12,969 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 18:44:12,970 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 18:44:12,971 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 18:44:12,974 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 18:44:12,974 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 18:44:12,975 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 18:44:12,975 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 18:44:12,975 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 18:44:12,978 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 18:44:12,980 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 18:44:12,981 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 18:44:13,006 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 18:44:13,006 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 18:44:13,007 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 18:44:13,007 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 18:44:13,008 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 18:44:13,009 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 18:44:13,009 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 18:44:13,009 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 18:44:13,009 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 18:44:13,009 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 18:44:13,010 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 18:44:13,010 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 18:44:13,010 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 18:44:13,010 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 18:44:13,010 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 18:44:13,010 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 18:44:13,012 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 18:44:13,012 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 18:44:13,012 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 18:44:13,012 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 18:44:13,013 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 18:44:13,013 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 18:44:13,013 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 18:44:13,014 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:44:13,014 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 18:44:13,014 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 18:44:13,014 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 18:44:13,014 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 18:44:13,015 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 18:44:13,015 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 18:44:13,015 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d073e73520d645b8f7658ef35479d738282f57bd [2018-11-28 18:44:13,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 18:44:13,089 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 18:44:13,094 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 18:44:13,096 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 18:44:13,096 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 18:44:13,097 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec2_product16_true-unreach-call_false-termination.cil.c [2018-11-28 18:44:13,155 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02fb8659c/bdb3327025584dc6adcb529e777518ed/FLAG7ffceb67e [2018-11-28 18:44:13,631 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 18:44:13,632 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec2_product16_true-unreach-call_false-termination.cil.c [2018-11-28 18:44:13,645 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02fb8659c/bdb3327025584dc6adcb529e777518ed/FLAG7ffceb67e [2018-11-28 18:44:13,963 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02fb8659c/bdb3327025584dc6adcb529e777518ed [2018-11-28 18:44:13,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 18:44:13,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 18:44:13,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 18:44:13,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 18:44:13,976 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 18:44:13,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:44:13" (1/1) ... [2018-11-28 18:44:13,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b9ec91e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:13, skipping insertion in model container [2018-11-28 18:44:13,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:44:13" (1/1) ... [2018-11-28 18:44:13,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 18:44:14,061 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 18:44:14,474 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:44:14,488 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 18:44:14,600 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:44:14,723 INFO L195 MainTranslator]: Completed translation [2018-11-28 18:44:14,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:14 WrapperNode [2018-11-28 18:44:14,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 18:44:14,724 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 18:44:14,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 18:44:14,725 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 18:44:14,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:14" (1/1) ... [2018-11-28 18:44:14,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:14" (1/1) ... [2018-11-28 18:44:14,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 18:44:14,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 18:44:14,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 18:44:14,765 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 18:44:14,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:14" (1/1) ... [2018-11-28 18:44:14,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:14" (1/1) ... [2018-11-28 18:44:14,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:14" (1/1) ... [2018-11-28 18:44:14,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:14" (1/1) ... [2018-11-28 18:44:14,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:14" (1/1) ... [2018-11-28 18:44:14,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:14" (1/1) ... [2018-11-28 18:44:14,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:14" (1/1) ... [2018-11-28 18:44:14,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 18:44:14,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 18:44:14,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 18:44:14,808 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 18:44:14,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:14" (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 [2018-11-28 18:44:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 18:44:14,886 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 18:44:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 18:44:14,887 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 18:44:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 18:44:14,887 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 18:44:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 18:44:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 18:44:14,888 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 18:44:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 18:44:14,888 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 18:44:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 18:44:14,889 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 18:44:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-28 18:44:14,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-28 18:44:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-28 18:44:14,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-28 18:44:14,890 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 18:44:14,890 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 18:44:14,890 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 18:44:14,890 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 18:44:14,890 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 18:44:14,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 18:44:14,891 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 18:44:14,891 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 18:44:14,891 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 18:44:14,891 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 18:44:14,891 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 18:44:14,892 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 18:44:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 18:44:14,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 18:44:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 18:44:14,892 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 18:44:14,892 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:44:14,893 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:44:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 18:44:14,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 18:44:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 18:44:14,893 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 18:44:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 18:44:14,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 18:44:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 18:44:14,894 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 18:44:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 18:44:14,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 18:44:14,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 18:44:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 18:44:14,895 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 18:44:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 18:44:14,895 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 18:44:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 18:44:14,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 18:44:15,835 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 18:44:15,835 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 18:44:15,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:44:15 BoogieIcfgContainer [2018-11-28 18:44:15,836 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 18:44:15,837 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 18:44:15,837 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 18:44:15,841 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 18:44:15,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:44:13" (1/3) ... [2018-11-28 18:44:15,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8afdead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:44:15, skipping insertion in model container [2018-11-28 18:44:15,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:14" (2/3) ... [2018-11-28 18:44:15,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8afdead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:44:15, skipping insertion in model container [2018-11-28 18:44:15,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:44:15" (3/3) ... [2018-11-28 18:44:15,847 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product16_true-unreach-call_false-termination.cil.c [2018-11-28 18:44:15,858 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 18:44:15,868 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 18:44:15,887 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 18:44:15,926 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 18:44:15,926 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 18:44:15,927 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 18:44:15,927 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 18:44:15,927 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 18:44:15,927 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 18:44:15,928 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 18:44:15,928 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 18:44:15,928 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 18:44:15,954 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states. [2018-11-28 18:44:15,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 18:44:15,965 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:44:15,967 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:44:15,970 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:44:15,977 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:44:15,977 INFO L82 PathProgramCache]: Analyzing trace with hash -138843267, now seen corresponding path program 1 times [2018-11-28 18:44:15,980 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:44:15,980 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:44:16,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:16,039 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:44:16,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:16,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:44:16,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:44:16,374 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:44:16,374 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 18:44:16,378 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 18:44:16,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 18:44:16,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:44:16,393 INFO L87 Difference]: Start difference. First operand 127 states. Second operand 2 states. [2018-11-28 18:44:16,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:44:16,439 INFO L93 Difference]: Finished difference Result 224 states and 281 transitions. [2018-11-28 18:44:16,439 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 18:44:16,441 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-28 18:44:16,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:44:16,458 INFO L225 Difference]: With dead ends: 224 [2018-11-28 18:44:16,458 INFO L226 Difference]: Without dead ends: 114 [2018-11-28 18:44:16,463 INFO L631 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 [2018-11-28 18:44:16,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-11-28 18:44:16,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-11-28 18:44:16,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-11-28 18:44:16,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 134 transitions. [2018-11-28 18:44:16,525 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 134 transitions. Word has length 51 [2018-11-28 18:44:16,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:44:16,526 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 134 transitions. [2018-11-28 18:44:16,526 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 18:44:16,526 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 134 transitions. [2018-11-28 18:44:16,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 18:44:16,531 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:44:16,531 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:44:16,531 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:44:16,531 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:44:16,532 INFO L82 PathProgramCache]: Analyzing trace with hash -1013394465, now seen corresponding path program 1 times [2018-11-28 18:44:16,532 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:44:16,532 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:44:16,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:16,533 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:44:16,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:16,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:44:16,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:44:16,734 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:44:16,734 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:44:16,736 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:44:16,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:44:16,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:44:16,737 INFO L87 Difference]: Start difference. First operand 114 states and 134 transitions. Second operand 3 states. [2018-11-28 18:44:16,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:44:16,777 INFO L93 Difference]: Finished difference Result 163 states and 191 transitions. [2018-11-28 18:44:16,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:44:16,778 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-28 18:44:16,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:44:16,784 INFO L225 Difference]: With dead ends: 163 [2018-11-28 18:44:16,786 INFO L226 Difference]: Without dead ends: 105 [2018-11-28 18:44:16,787 INFO L631 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 [2018-11-28 18:44:16,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-11-28 18:44:16,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2018-11-28 18:44:16,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2018-11-28 18:44:16,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 122 transitions. [2018-11-28 18:44:16,806 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 122 transitions. Word has length 52 [2018-11-28 18:44:16,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:44:16,809 INFO L480 AbstractCegarLoop]: Abstraction has 105 states and 122 transitions. [2018-11-28 18:44:16,809 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:44:16,809 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 122 transitions. [2018-11-28 18:44:16,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-28 18:44:16,813 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:44:16,813 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:44:16,813 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:44:16,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:44:16,814 INFO L82 PathProgramCache]: Analyzing trace with hash -1483490540, now seen corresponding path program 1 times [2018-11-28 18:44:16,814 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:44:16,814 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:44:16,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:16,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:44:16,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:16,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:44:17,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:44:17,104 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:44:17,104 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:44:17,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:44:17,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:44:17,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:44:17,105 INFO L87 Difference]: Start difference. First operand 105 states and 122 transitions. Second operand 7 states. [2018-11-28 18:44:18,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:44:18,141 INFO L93 Difference]: Finished difference Result 310 states and 380 transitions. [2018-11-28 18:44:18,142 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 18:44:18,143 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-28 18:44:18,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:44:18,153 INFO L225 Difference]: With dead ends: 310 [2018-11-28 18:44:18,153 INFO L226 Difference]: Without dead ends: 233 [2018-11-28 18:44:18,155 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:44:18,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2018-11-28 18:44:18,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 221. [2018-11-28 18:44:18,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2018-11-28 18:44:18,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 270 transitions. [2018-11-28 18:44:18,229 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 270 transitions. Word has length 57 [2018-11-28 18:44:18,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:44:18,230 INFO L480 AbstractCegarLoop]: Abstraction has 221 states and 270 transitions. [2018-11-28 18:44:18,230 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:44:18,230 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 270 transitions. [2018-11-28 18:44:18,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-28 18:44:18,234 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:44:18,234 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:44:18,234 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:44:18,234 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:44:18,235 INFO L82 PathProgramCache]: Analyzing trace with hash 2003307559, now seen corresponding path program 1 times [2018-11-28 18:44:18,235 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:44:18,235 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:44:18,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:18,236 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:44:18,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:44:18,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:44:18,569 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:44:18,570 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:44:18,570 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:44:18,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:44:18,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:44:18,571 INFO L87 Difference]: Start difference. First operand 221 states and 270 transitions. Second operand 6 states. [2018-11-28 18:44:19,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:44:19,233 INFO L93 Difference]: Finished difference Result 589 states and 744 transitions. [2018-11-28 18:44:19,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:44:19,234 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-11-28 18:44:19,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:44:19,239 INFO L225 Difference]: With dead ends: 589 [2018-11-28 18:44:19,239 INFO L226 Difference]: Without dead ends: 396 [2018-11-28 18:44:19,242 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:44:19,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2018-11-28 18:44:19,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 390. [2018-11-28 18:44:19,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states. [2018-11-28 18:44:19,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 480 transitions. [2018-11-28 18:44:19,330 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 480 transitions. Word has length 62 [2018-11-28 18:44:19,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:44:19,331 INFO L480 AbstractCegarLoop]: Abstraction has 390 states and 480 transitions. [2018-11-28 18:44:19,331 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:44:19,332 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 480 transitions. [2018-11-28 18:44:19,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-28 18:44:19,342 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:44:19,343 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:44:19,343 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:44:19,343 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:44:19,345 INFO L82 PathProgramCache]: Analyzing trace with hash -1006260893, now seen corresponding path program 1 times [2018-11-28 18:44:19,345 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:44:19,346 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:44:19,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:19,347 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:44:19,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:44:19,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:44:19,559 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:44:19,559 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:44:19,560 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:44:19,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:44:19,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:44:19,560 INFO L87 Difference]: Start difference. First operand 390 states and 480 transitions. Second operand 7 states. [2018-11-28 18:44:20,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:44:20,078 INFO L93 Difference]: Finished difference Result 664 states and 841 transitions. [2018-11-28 18:44:20,082 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:44:20,082 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-28 18:44:20,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:44:20,083 INFO L225 Difference]: With dead ends: 664 [2018-11-28 18:44:20,083 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 18:44:20,087 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-28 18:44:20,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 18:44:20,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 18:44:20,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 18:44:20,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 18:44:20,094 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2018-11-28 18:44:20,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:44:20,094 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 18:44:20,094 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:44:20,095 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 18:44:20,095 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 18:44:20,106 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 18:44:20,812 WARN L180 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 9 [2018-11-28 18:44:21,046 WARN L180 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 4 [2018-11-28 18:44:21,463 WARN L180 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 21 [2018-11-28 18:44:21,963 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 7 [2018-11-28 18:44:22,523 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 11 [2018-11-28 18:44:22,891 WARN L180 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2018-11-28 18:44:23,443 WARN L180 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 9 [2018-11-28 18:44:23,707 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-28 18:44:23,707 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-28 18:44:23,707 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-28 18:44:23,707 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-28 18:44:23,707 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-28 18:44:23,708 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 616 638) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:23,708 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 616 638) no Hoare annotation was computed. [2018-11-28 18:44:23,708 INFO L444 ceAbstractionStarter]: At program point L628(line 628) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 18:44:23,708 INFO L444 ceAbstractionStarter]: At program point L628-1(line 628) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 18:44:23,708 INFO L448 ceAbstractionStarter]: For program point L626(lines 626 633) no Hoare annotation was computed. [2018-11-28 18:44:23,708 INFO L448 ceAbstractionStarter]: For program point L626-1(lines 626 633) no Hoare annotation was computed. [2018-11-28 18:44:23,708 INFO L448 ceAbstractionStarter]: For program point L624(line 624) no Hoare annotation was computed. [2018-11-28 18:44:23,709 INFO L444 ceAbstractionStarter]: At program point L623(line 623) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:23,709 INFO L444 ceAbstractionStarter]: At program point L622(line 622) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:23,709 INFO L444 ceAbstractionStarter]: At program point L622-1(line 622) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:23,709 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 616 638) no Hoare annotation was computed. [2018-11-28 18:44:23,709 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 673 679) no Hoare annotation was computed. [2018-11-28 18:44:23,709 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 673 679) the Hoare annotation is: true [2018-11-28 18:44:23,709 INFO L444 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-28 18:44:23,709 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 795 809) no Hoare annotation was computed. [2018-11-28 18:44:23,710 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 805) no Hoare annotation was computed. [2018-11-28 18:44:23,710 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 795 809) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= |old(~systemActive~0)| 0) (not (= ~systemActive~0 0))) (or .cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse0 (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1))))) [2018-11-28 18:44:23,710 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 795 809) no Hoare annotation was computed. [2018-11-28 18:44:23,710 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 750 758) no Hoare annotation was computed. [2018-11-28 18:44:23,710 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 750 758) the Hoare annotation is: true [2018-11-28 18:44:23,710 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 750 758) no Hoare annotation was computed. [2018-11-28 18:44:23,710 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-28 18:44:23,710 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-28 18:44:23,711 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 605 615) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:23,711 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 605 615) no Hoare annotation was computed. [2018-11-28 18:44:23,711 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 605 615) no Hoare annotation was computed. [2018-11-28 18:44:23,711 INFO L444 ceAbstractionStarter]: At program point L610(line 610) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:23,711 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 739 749) the Hoare annotation is: true [2018-11-28 18:44:23,711 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 739 749) no Hoare annotation was computed. [2018-11-28 18:44:23,711 INFO L451 ceAbstractionStarter]: At program point L744(line 744) the Hoare annotation is: true [2018-11-28 18:44:23,711 INFO L448 ceAbstractionStarter]: For program point L744-1(line 744) no Hoare annotation was computed. [2018-11-28 18:44:23,712 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 739 749) no Hoare annotation was computed. [2018-11-28 18:44:23,712 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 731 738) the Hoare annotation is: true [2018-11-28 18:44:23,712 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 731 738) no Hoare annotation was computed. [2018-11-28 18:44:23,712 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 731 738) no Hoare annotation was computed. [2018-11-28 18:44:23,712 INFO L444 ceAbstractionStarter]: At program point L700(line 700) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-28 18:44:23,712 INFO L448 ceAbstractionStarter]: For program point L700-1(lines 681 705) no Hoare annotation was computed. [2018-11-28 18:44:23,712 INFO L444 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-28 18:44:23,712 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 681 705) no Hoare annotation was computed. [2018-11-28 18:44:23,712 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 681 705) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-28 18:44:23,713 INFO L444 ceAbstractionStarter]: At program point L691(line 691) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-28 18:44:23,713 INFO L448 ceAbstractionStarter]: For program point L689(lines 689 697) no Hoare annotation was computed. [2018-11-28 18:44:23,713 INFO L444 ceAbstractionStarter]: At program point L687(line 687) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-28 18:44:23,713 INFO L448 ceAbstractionStarter]: For program point L687-1(line 687) no Hoare annotation was computed. [2018-11-28 18:44:23,713 INFO L448 ceAbstractionStarter]: For program point L685(lines 685 702) no Hoare annotation was computed. [2018-11-28 18:44:23,713 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 819 886) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:23,713 INFO L448 ceAbstractionStarter]: For program point L830(lines 829 878) no Hoare annotation was computed. [2018-11-28 18:44:23,713 INFO L444 ceAbstractionStarter]: At program point L861(line 861) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= test_~splverifierCounter~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:23,713 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 874) no Hoare annotation was computed. [2018-11-28 18:44:23,714 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 819 886) no Hoare annotation was computed. [2018-11-28 18:44:23,714 INFO L444 ceAbstractionStarter]: At program point L851(line 851) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:23,714 INFO L448 ceAbstractionStarter]: For program point L849(lines 849 855) no Hoare annotation was computed. [2018-11-28 18:44:23,714 INFO L448 ceAbstractionStarter]: For program point L849-1(lines 849 855) no Hoare annotation was computed. [2018-11-28 18:44:23,714 INFO L444 ceAbstractionStarter]: At program point L876(lines 829 878) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:23,714 INFO L444 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:23,714 INFO L448 ceAbstractionStarter]: For program point L839(lines 839 845) no Hoare annotation was computed. [2018-11-28 18:44:23,714 INFO L448 ceAbstractionStarter]: For program point L839-1(lines 839 845) no Hoare annotation was computed. [2018-11-28 18:44:23,715 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 835) no Hoare annotation was computed. [2018-11-28 18:44:23,715 INFO L444 ceAbstractionStarter]: At program point L879(lines 828 880) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:23,715 INFO L444 ceAbstractionStarter]: At program point L869(line 869) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:23,715 INFO L448 ceAbstractionStarter]: For program point L867(lines 867 873) no Hoare annotation was computed. [2018-11-28 18:44:23,715 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 819 886) no Hoare annotation was computed. [2018-11-28 18:44:23,715 INFO L444 ceAbstractionStarter]: At program point L867-1(lines 859 874) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:23,715 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 897 925) the Hoare annotation is: true [2018-11-28 18:44:23,715 INFO L444 ceAbstractionStarter]: At program point L912(line 912) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-28 18:44:23,716 INFO L448 ceAbstractionStarter]: For program point L910(lines 910 916) no Hoare annotation was computed. [2018-11-28 18:44:23,716 INFO L448 ceAbstractionStarter]: For program point L909(lines 909 919) no Hoare annotation was computed. [2018-11-28 18:44:23,716 INFO L444 ceAbstractionStarter]: At program point L907(line 907) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 18:44:23,716 INFO L448 ceAbstractionStarter]: For program point L907-1(line 907) no Hoare annotation was computed. [2018-11-28 18:44:23,716 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 922) no Hoare annotation was computed. [2018-11-28 18:44:23,716 INFO L448 ceAbstractionStarter]: For program point L905-1(lines 897 925) no Hoare annotation was computed. [2018-11-28 18:44:23,716 INFO L451 ceAbstractionStarter]: At program point L903(line 903) the Hoare annotation is: true [2018-11-28 18:44:23,716 INFO L448 ceAbstractionStarter]: For program point L903-1(line 903) no Hoare annotation was computed. [2018-11-28 18:44:23,716 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 897 925) no Hoare annotation was computed. [2018-11-28 18:44:23,717 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 889 896) the Hoare annotation is: true [2018-11-28 18:44:23,717 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 889 896) no Hoare annotation was computed. [2018-11-28 18:44:23,717 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 889 896) no Hoare annotation was computed. [2018-11-28 18:44:23,717 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:44:23,717 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-28 18:44:23,717 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:44:23,717 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 485 496) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= 0 ~methaneLevelCritical~0)) [2018-11-28 18:44:23,717 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 485 496) no Hoare annotation was computed. [2018-11-28 18:44:23,717 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 485 496) no Hoare annotation was computed. [2018-11-28 18:44:23,718 INFO L444 ceAbstractionStarter]: At program point L662(line 662) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 18:44:23,718 INFO L444 ceAbstractionStarter]: At program point L660(lines 660 666) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-28 18:44:23,718 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 649 672) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-28 18:44:23,718 INFO L444 ceAbstractionStarter]: At program point L655(line 655) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-28 18:44:23,718 INFO L448 ceAbstractionStarter]: For program point L653(lines 652 671) no Hoare annotation was computed. [2018-11-28 18:44:23,718 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 649 672) no Hoare annotation was computed. [2018-11-28 18:44:23,718 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 649 672) no Hoare annotation was computed. [2018-11-28 18:44:23,718 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 541 570) no Hoare annotation was computed. [2018-11-28 18:44:23,718 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 541 570) the Hoare annotation is: true [2018-11-28 18:44:23,719 INFO L451 ceAbstractionStarter]: At program point L566(lines 541 570) the Hoare annotation is: true [2018-11-28 18:44:23,719 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-28 18:44:23,719 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 559) no Hoare annotation was computed. [2018-11-28 18:44:23,719 INFO L451 ceAbstractionStarter]: At program point L555-1(lines 555 559) the Hoare annotation is: true [2018-11-28 18:44:23,719 INFO L448 ceAbstractionStarter]: For program point L552(line 552) no Hoare annotation was computed. [2018-11-28 18:44:23,719 INFO L451 ceAbstractionStarter]: At program point L551-2(lines 551 565) the Hoare annotation is: true [2018-11-28 18:44:23,719 INFO L451 ceAbstractionStarter]: At program point L547(line 547) the Hoare annotation is: true [2018-11-28 18:44:23,719 INFO L448 ceAbstractionStarter]: For program point L547-1(line 547) no Hoare annotation was computed. [2018-11-28 18:44:23,719 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 497 505) the Hoare annotation is: true [2018-11-28 18:44:23,719 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 497 505) no Hoare annotation was computed. [2018-11-28 18:44:23,720 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 497 505) no Hoare annotation was computed. [2018-11-28 18:44:23,720 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 461 472) no Hoare annotation was computed. [2018-11-28 18:44:23,720 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 461 472) the Hoare annotation is: true [2018-11-28 18:44:23,720 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 461 472) no Hoare annotation was computed. [2018-11-28 18:44:23,720 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 596 602) no Hoare annotation was computed. [2018-11-28 18:44:23,720 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 596 602) the Hoare annotation is: true [2018-11-28 18:44:23,720 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:44:23,720 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-28 18:44:23,720 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:44:23,720 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:44:23,721 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 810 817) no Hoare annotation was computed. [2018-11-28 18:44:23,721 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 810 817) the Hoare annotation is: true [2018-11-28 18:44:23,721 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 810 817) no Hoare annotation was computed. [2018-11-28 18:44:23,721 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 473 484) no Hoare annotation was computed. [2018-11-28 18:44:23,721 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 473 484) no Hoare annotation was computed. [2018-11-28 18:44:23,721 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 473 484) the Hoare annotation is: true [2018-11-28 18:44:23,721 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 444 451) no Hoare annotation was computed. [2018-11-28 18:44:23,721 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 444 451) the Hoare annotation is: true [2018-11-28 18:44:23,721 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 448) no Hoare annotation was computed. [2018-11-28 18:44:23,722 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 444 451) no Hoare annotation was computed. [2018-11-28 18:44:23,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:44:23 BoogieIcfgContainer [2018-11-28 18:44:23,736 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 18:44:23,736 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 18:44:23,736 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 18:44:23,736 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 18:44:23,737 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:44:15" (3/4) ... [2018-11-28 18:44:23,741 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 18:44:23,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 18:44:23,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 18:44:23,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 18:44:23,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:44:23,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 18:44:23,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 18:44:23,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 18:44:23,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 18:44:23,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 18:44:23,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 18:44:23,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 18:44:23,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 18:44:23,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-28 18:44:23,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-28 18:44:23,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 18:44:23,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 18:44:23,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 18:44:23,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 18:44:23,750 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 18:44:23,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 18:44:23,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 18:44:23,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 18:44:23,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 18:44:23,751 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 18:44:23,772 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-11-28 18:44:23,773 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 18:44:23,773 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 18:44:23,777 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 18:44:23,778 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 18:44:23,778 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 18:44:23,823 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 18:44:23,825 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 18:44:23,898 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 18:44:23,899 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 18:44:23,900 INFO L168 Benchmark]: Toolchain (without parser) took 9932.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 951.3 MB in the beginning and 1.0 GB in the end (delta: -95.9 MB). Peak memory consumption was 69.7 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:23,901 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:44:23,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 752.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 70.3 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -111.8 MB). Peak memory consumption was 43.1 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:23,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:23,902 INFO L168 Benchmark]: Boogie Preprocessor took 42.79 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:44:23,904 INFO L168 Benchmark]: RCFGBuilder took 1028.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 48.8 MB). Peak memory consumption was 48.8 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:23,905 INFO L168 Benchmark]: TraceAbstraction took 7899.08 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 95.4 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -40.1 MB). Peak memory consumption was 300.4 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:23,905 INFO L168 Benchmark]: Witness Printer took 162.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-11-28 18:44:23,909 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 752.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 70.3 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -111.8 MB). Peak memory consumption was 43.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.79 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1028.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 48.8 MB). Peak memory consumption was 48.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7899.08 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 95.4 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -40.1 MB). Peak memory consumption was 300.4 MB. Max. memory is 11.5 GB. * Witness Printer took 162.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 448]: 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: 828]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 127 locations, 1 error locations. SAFE Result, 7.8s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 2.3s AutomataDifference, 0.0s DeadEndRemovalTime, 3.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 635 SDtfs, 361 SDslu, 1206 SDs, 0 SdLazy, 432 SolverSat, 74 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=390occurred in iteration=4, 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 18 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 446 PreInvPairs, 493 NumberOfFragments, 523 HoareAnnotationTreeSize, 446 FomulaSimplifications, 443 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 55 FomulaSimplificationsInter, 1866 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 288 NumberOfCodeBlocks, 288 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 283 ConstructedInterpolants, 0 QuantifiedInterpolants, 30083 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...