./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-regression/test06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f6fb2bb1 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/test06.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 eae8c8207b0324f06a17c285b94ce79cd751d6f9 ................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-f6fb2bb [2019-11-19 20:00:10,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 20:00:10,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 20:00:10,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 20:00:10,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 20:00:10,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 20:00:10,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 20:00:10,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 20:00:10,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 20:00:10,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 20:00:10,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 20:00:10,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 20:00:10,973 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 20:00:10,975 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 20:00:10,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 20:00:10,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 20:00:10,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 20:00:10,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 20:00:10,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 20:00:10,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 20:00:10,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 20:00:10,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 20:00:10,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 20:00:10,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 20:00:10,992 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 20:00:10,992 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 20:00:10,992 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 20:00:10,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 20:00:10,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 20:00:10,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 20:00:10,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 20:00:10,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 20:00:10,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 20:00:10,998 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 20:00:11,000 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 20:00:11,000 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 20:00:11,001 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 20:00:11,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 20:00:11,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 20:00:11,002 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 20:00:11,003 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 20:00:11,004 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-19 20:00:11,029 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 20:00:11,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 20:00:11,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 20:00:11,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 20:00:11,031 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 20:00:11,031 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-19 20:00:11,032 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-19 20:00:11,032 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-19 20:00:11,032 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-19 20:00:11,032 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-19 20:00:11,032 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-19 20:00:11,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 20:00:11,033 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 20:00:11,033 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-19 20:00:11,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 20:00:11,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 20:00:11,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 20:00:11,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-19 20:00:11,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-19 20:00:11,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-19 20:00:11,035 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 20:00:11,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 20:00:11,035 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-19 20:00:11,035 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 20:00:11,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-19 20:00:11,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 20:00:11,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 20:00:11,036 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-19 20:00:11,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 20:00:11,037 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 20:00:11,037 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-19 20:00:11,038 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-19 20:00:11,038 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 -> eae8c8207b0324f06a17c285b94ce79cd751d6f9 [2019-11-19 20:00:11,363 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 20:00:11,383 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 20:00:11,387 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 20:00:11,389 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 20:00:11,390 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 20:00:11,390 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test06.c [2019-11-19 20:00:11,455 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd3470a37/426c0482cdb046dda7d8b230f7d66b9d/FLAG412d08c3e [2019-11-19 20:00:11,920 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 20:00:11,923 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test06.c [2019-11-19 20:00:11,930 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd3470a37/426c0482cdb046dda7d8b230f7d66b9d/FLAG412d08c3e [2019-11-19 20:00:12,343 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd3470a37/426c0482cdb046dda7d8b230f7d66b9d [2019-11-19 20:00:12,346 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 20:00:12,347 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 20:00:12,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 20:00:12,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 20:00:12,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 20:00:12,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:00:12" (1/1) ... [2019-11-19 20:00:12,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@104f4d7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:12, skipping insertion in model container [2019-11-19 20:00:12,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:00:12" (1/1) ... [2019-11-19 20:00:12,362 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 20:00:12,377 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 20:00:12,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 20:00:12,543 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 20:00:12,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 20:00:12,577 INFO L192 MainTranslator]: Completed translation [2019-11-19 20:00:12,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:12 WrapperNode [2019-11-19 20:00:12,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 20:00:12,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 20:00:12,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 20:00:12,579 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 20:00:12,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:12" (1/1) ... [2019-11-19 20:00:12,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:12" (1/1) ... [2019-11-19 20:00:12,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 20:00:12,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 20:00:12,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 20:00:12,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 20:00:12,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:12" (1/1) ... [2019-11-19 20:00:12,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:12" (1/1) ... [2019-11-19 20:00:12,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:12" (1/1) ... [2019-11-19 20:00:12,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:12" (1/1) ... [2019-11-19 20:00:12,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:12" (1/1) ... [2019-11-19 20:00:12,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:12" (1/1) ... [2019-11-19 20:00:12,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:12" (1/1) ... [2019-11-19 20:00:12,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 20:00:12,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 20:00:12,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 20:00:12,712 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 20:00:12,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:12" (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 [2019-11-19 20:00:12,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-19 20:00:12,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-19 20:00:12,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 20:00:12,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 20:00:12,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-19 20:00:12,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 20:00:12,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-19 20:00:12,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-19 20:00:13,094 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 20:00:13,094 INFO L285 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-19 20:00:13,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:00:13 BoogieIcfgContainer [2019-11-19 20:00:13,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 20:00:13,100 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-19 20:00:13,100 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-19 20:00:13,104 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-19 20:00:13,111 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 20:00:13,112 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 08:00:12" (1/3) ... [2019-11-19 20:00:13,113 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2c310b50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:00:13, skipping insertion in model container [2019-11-19 20:00:13,115 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 20:00:13,115 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:12" (2/3) ... [2019-11-19 20:00:13,116 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2c310b50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:00:13, skipping insertion in model container [2019-11-19 20:00:13,118 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 20:00:13,118 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:00:13" (3/3) ... [2019-11-19 20:00:13,120 INFO L371 chiAutomizerObserver]: Analyzing ICFG test06.c [2019-11-19 20:00:13,177 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-19 20:00:13,178 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-19 20:00:13,178 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-19 20:00:13,179 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 20:00:13,179 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 20:00:13,179 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-19 20:00:13,180 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 20:00:13,180 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-19 20:00:13,204 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states. [2019-11-19 20:00:13,234 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-19 20:00:13,234 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-19 20:00:13,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 08:00:13 BoogieIcfgContainer [2019-11-19 20:00:13,240 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-19 20:00:13,240 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 20:00:13,241 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 20:00:13,241 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 20:00:13,242 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:00:13" (3/4) ... [2019-11-19 20:00:13,246 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-19 20:00:13,247 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 20:00:13,250 INFO L168 Benchmark]: Toolchain (without parser) took 901.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -132.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 11.5 GB. [2019-11-19 20:00:13,251 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 20:00:13,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 230.95 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 945.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-19 20:00:13,254 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -180.6 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. [2019-11-19 20:00:13,255 INFO L168 Benchmark]: Boogie Preprocessor took 25.32 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. [2019-11-19 20:00:13,256 INFO L168 Benchmark]: RCFGBuilder took 386.97 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: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2019-11-19 20:00:13,257 INFO L168 Benchmark]: BuchiAutomizer took 140.55 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. [2019-11-19 20:00:13,259 INFO L168 Benchmark]: Witness Printer took 6.32 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. [2019-11-19 20:00:13,265 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 230.95 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 945.6 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 107.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -180.6 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.32 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. * RCFGBuilder took 386.97 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: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 140.55 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 6.32 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...