./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-regression/test13.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 906a4fb5 Calling Ultimate with: /usr/bin/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/AutomizerTermination.xml -i ../sv-benchmarks/c/ldv-regression/test13.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-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(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d930d0c776a0ac320af8907c2de478e8a45f500e .............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-906a4fb [2020-10-19 19:09:15,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 19:09:15,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 19:09:16,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 19:09:16,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 19:09:16,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 19:09:16,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 19:09:16,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 19:09:16,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 19:09:16,016 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 19:09:16,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 19:09:16,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 19:09:16,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 19:09:16,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 19:09:16,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 19:09:16,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 19:09:16,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 19:09:16,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 19:09:16,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 19:09:16,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 19:09:16,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 19:09:16,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 19:09:16,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 19:09:16,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 19:09:16,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 19:09:16,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 19:09:16,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 19:09:16,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 19:09:16,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 19:09:16,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 19:09:16,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 19:09:16,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 19:09:16,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 19:09:16,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 19:09:16,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 19:09:16,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 19:09:16,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 19:09:16,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 19:09:16,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 19:09:16,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 19:09:16,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 19:09:16,044 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-10-19 19:09:16,070 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 19:09:16,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 19:09:16,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 19:09:16,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 19:09:16,072 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 19:09:16,072 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-19 19:09:16,072 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-19 19:09:16,073 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-19 19:09:16,073 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-19 19:09:16,073 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-19 19:09:16,073 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-19 19:09:16,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 19:09:16,074 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 19:09:16,074 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 19:09:16,074 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 19:09:16,074 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 19:09:16,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 19:09:16,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-19 19:09:16,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-19 19:09:16,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-19 19:09:16,075 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 19:09:16,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 19:09:16,076 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-19 19:09:16,079 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 19:09:16,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-19 19:09:16,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 19:09:16,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 19:09:16,080 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-19 19:09:16,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 19:09:16,080 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 19:09:16,081 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 19:09:16,081 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-19 19:09:16,082 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-19 19:09:16,082 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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(F end) ) 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 -> d930d0c776a0ac320af8907c2de478e8a45f500e [2020-10-19 19:09:16,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 19:09:16,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 19:09:16,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 19:09:16,412 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 19:09:16,412 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 19:09:16,413 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test13.c [2020-10-19 19:09:16,470 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cae50e76/5f2b99b708fe427d9b0231100d844fe6/FLAG838299acb [2020-10-19 19:09:16,845 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 19:09:16,846 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test13.c [2020-10-19 19:09:16,853 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cae50e76/5f2b99b708fe427d9b0231100d844fe6/FLAG838299acb [2020-10-19 19:09:17,197 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cae50e76/5f2b99b708fe427d9b0231100d844fe6 [2020-10-19 19:09:17,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 19:09:17,207 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 19:09:17,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 19:09:17,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 19:09:17,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 19:09:17,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 07:09:17" (1/1) ... [2020-10-19 19:09:17,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e6f11f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:09:17, skipping insertion in model container [2020-10-19 19:09:17,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 07:09:17" (1/1) ... [2020-10-19 19:09:17,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 19:09:17,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 19:09:17,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 19:09:17,433 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 19:09:17,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 19:09:17,466 INFO L208 MainTranslator]: Completed translation [2020-10-19 19:09:17,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:09:17 WrapperNode [2020-10-19 19:09:17,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 19:09:17,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 19:09:17,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 19:09:17,469 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 19:09:17,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:09:17" (1/1) ... [2020-10-19 19:09:17,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:09:17" (1/1) ... [2020-10-19 19:09:17,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 19:09:17,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 19:09:17,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 19:09:17,585 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 19:09:17,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:09:17" (1/1) ... [2020-10-19 19:09:17,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:09:17" (1/1) ... [2020-10-19 19:09:17,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:09:17" (1/1) ... [2020-10-19 19:09:17,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:09:17" (1/1) ... [2020-10-19 19:09:17,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:09:17" (1/1) ... [2020-10-19 19:09:17,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:09:17" (1/1) ... [2020-10-19 19:09:17,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:09:17" (1/1) ... [2020-10-19 19:09:17,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 19:09:17,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 19:09:17,617 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 19:09:17,617 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 19:09:17,618 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:09:17" (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:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:09:17,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 19:09:17,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 19:09:17,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 19:09:17,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 19:09:17,926 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 19:09:17,927 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-10-19 19:09:17,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 07:09:17 BoogieIcfgContainer [2020-10-19 19:09:17,928 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 19:09:17,929 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-19 19:09:17,929 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-19 19:09:17,934 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-19 19:09:17,935 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 19:09:17,936 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.10 07:09:17" (1/3) ... [2020-10-19 19:09:17,937 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69d32ea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 07:09:17, skipping insertion in model container [2020-10-19 19:09:17,937 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 19:09:17,937 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:09:17" (2/3) ... [2020-10-19 19:09:17,937 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69d32ea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 07:09:17, skipping insertion in model container [2020-10-19 19:09:17,937 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 19:09:17,938 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 07:09:17" (3/3) ... [2020-10-19 19:09:17,939 INFO L373 chiAutomizerObserver]: Analyzing ICFG test13.c [2020-10-19 19:09:17,993 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-19 19:09:17,993 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-19 19:09:17,994 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-19 19:09:17,994 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 19:09:17,994 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 19:09:17,994 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-19 19:09:17,995 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 19:09:17,995 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-19 19:09:18,014 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2020-10-19 19:09:18,054 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 19:09:18,054 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-10-19 19:09:18,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.10 07:09:18 BoogieIcfgContainer [2020-10-19 19:09:18,066 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-19 19:09:18,069 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 19:09:18,069 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 19:09:18,069 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 19:09:18,070 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 07:09:17" (3/4) ... [2020-10-19 19:09:18,078 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-19 19:09:18,078 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 19:09:18,085 INFO L168 Benchmark]: Toolchain (without parser) took 877.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 955.9 MB in the beginning and 1.1 GB in the end (delta: -150.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 19:09:18,089 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 19:09:18,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 260.08 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 945.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2020-10-19 19:09:18,094 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -199.3 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2020-10-19 19:09:18,098 INFO L168 Benchmark]: Boogie Preprocessor took 31.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2020-10-19 19:09:18,099 INFO L168 Benchmark]: RCFGBuilder took 312.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2020-10-19 19:09:18,100 INFO L168 Benchmark]: BuchiAutomizer took 137.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2020-10-19 19:09:18,101 INFO L168 Benchmark]: Witness Printer took 9.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 19:09:18,121 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 260.08 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 945.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 116.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -199.3 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 312.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 137.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Witness Printer took 9.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.0s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...