./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-regression/oomInt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bd6dc73c-412c-4a5c-8648-31a59039c2b3/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bd6dc73c-412c-4a5c-8648-31a59039c2b3/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bd6dc73c-412c-4a5c-8648-31a59039c2b3/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bd6dc73c-412c-4a5c-8648-31a59039c2b3/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-regression/oomInt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bd6dc73c-412c-4a5c-8648-31a59039c2b3/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bd6dc73c-412c-4a5c-8648-31a59039c2b3/bin/uautomizer --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 18e9702aa86485730902cfdea60b2b4b05c0312c ................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 15:02:42,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 15:02:42,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 15:02:42,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 15:02:42,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 15:02:42,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 15:02:42,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 15:02:42,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 15:02:42,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 15:02:42,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 15:02:42,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 15:02:42,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 15:02:42,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 15:02:42,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 15:02:42,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 15:02:42,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 15:02:42,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 15:02:42,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 15:02:42,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 15:02:42,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 15:02:42,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 15:02:42,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 15:02:42,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 15:02:42,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 15:02:42,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 15:02:42,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 15:02:42,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 15:02:42,946 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 15:02:42,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 15:02:42,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 15:02:42,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 15:02:42,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 15:02:42,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 15:02:42,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 15:02:42,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 15:02:42,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 15:02:42,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 15:02:42,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 15:02:42,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 15:02:42,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 15:02:42,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 15:02:42,958 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bd6dc73c-412c-4a5c-8648-31a59039c2b3/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-12-01 15:02:42,982 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 15:02:42,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 15:02:42,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 15:02:42,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 15:02:42,985 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 15:02:42,985 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-12-01 15:02:42,985 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-12-01 15:02:42,986 INFO L138 SettingsManager]: * Use old map elimination=false [2020-12-01 15:02:42,986 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-12-01 15:02:42,987 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-12-01 15:02:42,987 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-12-01 15:02:42,987 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 15:02:42,988 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 15:02:42,988 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 15:02:42,988 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 15:02:42,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 15:02:42,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 15:02:42,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-12-01 15:02:42,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-12-01 15:02:42,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-12-01 15:02:42,991 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 15:02:42,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 15:02:42,991 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-12-01 15:02:42,992 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 15:02:42,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-12-01 15:02:42,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 15:02:42,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 15:02:42,993 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-12-01 15:02:42,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 15:02:42,995 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-01 15:02:42,995 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 15:02:42,996 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-12-01 15:02:42,997 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-12-01 15:02:42,998 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_bd6dc73c-412c-4a5c-8648-31a59039c2b3/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bd6dc73c-412c-4a5c-8648-31a59039c2b3/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 18e9702aa86485730902cfdea60b2b4b05c0312c [2020-12-01 15:02:43,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 15:02:43,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 15:02:43,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 15:02:43,290 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 15:02:43,291 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 15:02:43,292 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bd6dc73c-412c-4a5c-8648-31a59039c2b3/bin/uautomizer/../../sv-benchmarks/c/ldv-regression/oomInt.i [2020-12-01 15:02:43,398 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bd6dc73c-412c-4a5c-8648-31a59039c2b3/bin/uautomizer/data/3d6984c05/478042817a7f4b709c1256bdc02c521f/FLAG7bae38b3b [2020-12-01 15:02:43,864 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 15:02:43,865 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bd6dc73c-412c-4a5c-8648-31a59039c2b3/sv-benchmarks/c/ldv-regression/oomInt.i [2020-12-01 15:02:43,877 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bd6dc73c-412c-4a5c-8648-31a59039c2b3/bin/uautomizer/data/3d6984c05/478042817a7f4b709c1256bdc02c521f/FLAG7bae38b3b [2020-12-01 15:02:44,229 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bd6dc73c-412c-4a5c-8648-31a59039c2b3/bin/uautomizer/data/3d6984c05/478042817a7f4b709c1256bdc02c521f [2020-12-01 15:02:44,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 15:02:44,233 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 15:02:44,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 15:02:44,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 15:02:44,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 15:02:44,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:02:44" (1/1) ... [2020-12-01 15:02:44,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61b14c4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:44, skipping insertion in model container [2020-12-01 15:02:44,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:02:44" (1/1) ... [2020-12-01 15:02:44,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 15:02:44,261 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 15:02:44,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 15:02:44,428 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 15:02:44,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 15:02:44,462 INFO L208 MainTranslator]: Completed translation [2020-12-01 15:02:44,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:44 WrapperNode [2020-12-01 15:02:44,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 15:02:44,464 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 15:02:44,464 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 15:02:44,464 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 15:02:44,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:44" (1/1) ... [2020-12-01 15:02:44,480 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:44" (1/1) ... [2020-12-01 15:02:44,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 15:02:44,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 15:02:44,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 15:02:44,498 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 15:02:44,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:44" (1/1) ... [2020-12-01 15:02:44,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:44" (1/1) ... [2020-12-01 15:02:44,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:44" (1/1) ... [2020-12-01 15:02:44,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:44" (1/1) ... [2020-12-01 15:02:44,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:44" (1/1) ... [2020-12-01 15:02:44,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:44" (1/1) ... [2020-12-01 15:02:44,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:44" (1/1) ... [2020-12-01 15:02:44,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 15:02:44,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 15:02:44,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 15:02:44,519 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 15:02:44,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd6dc73c-412c-4a5c-8648-31a59039c2b3/bin/uautomizer/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 [2020-12-01 15:02:44,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 15:02:44,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 15:02:44,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 15:02:44,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 15:02:44,747 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 15:02:44,747 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-12-01 15:02:44,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:02:44 BoogieIcfgContainer [2020-12-01 15:02:44,749 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 15:02:44,750 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-12-01 15:02:44,750 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-12-01 15:02:44,752 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-12-01 15:02:44,753 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-12-01 15:02:44,753 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.12 03:02:44" (1/3) ... [2020-12-01 15:02:44,754 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@14b49aeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.12 03:02:44, skipping insertion in model container [2020-12-01 15:02:44,754 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-12-01 15:02:44,754 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:02:44" (2/3) ... [2020-12-01 15:02:44,755 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@14b49aeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.12 03:02:44, skipping insertion in model container [2020-12-01 15:02:44,755 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-12-01 15:02:44,755 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:02:44" (3/3) ... [2020-12-01 15:02:44,756 INFO L389 chiAutomizerObserver]: Analyzing ICFG oomInt.i [2020-12-01 15:02:44,800 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-12-01 15:02:44,801 INFO L360 BuchiCegarLoop]: Hoare is false [2020-12-01 15:02:44,801 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-12-01 15:02:44,801 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-01 15:02:44,801 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-01 15:02:44,801 INFO L364 BuchiCegarLoop]: Difference is false [2020-12-01 15:02:44,801 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-01 15:02:44,802 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-12-01 15:02:44,814 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states. [2020-12-01 15:02:44,830 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-12-01 15:02:44,831 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-12-01 15:02:44,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.12 03:02:44 BoogieIcfgContainer [2020-12-01 15:02:44,835 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-12-01 15:02:44,836 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 15:02:44,836 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 15:02:44,836 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 15:02:44,837 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:02:44" (3/4) ... [2020-12-01 15:02:44,840 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-01 15:02:44,840 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 15:02:44,843 INFO L168 Benchmark]: Toolchain (without parser) took 608.46 ms. Allocated memory is still 109.1 MB. Free memory was 77.5 MB in the beginning and 68.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. [2020-12-01 15:02:44,844 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 75.5 MB. Free memory was 35.3 MB in the beginning and 35.3 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 15:02:44,845 INFO L168 Benchmark]: CACSL2BoogieTranslator took 228.67 ms. Allocated memory is still 109.1 MB. Free memory was 77.3 MB in the beginning and 86.3 MB in the end (delta: -9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 15:02:44,846 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.55 ms. Allocated memory is still 109.1 MB. Free memory was 86.3 MB in the beginning and 85.3 MB in the end (delta: 981.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 15:02:44,847 INFO L168 Benchmark]: Boogie Preprocessor took 20.14 ms. Allocated memory is still 109.1 MB. Free memory was 85.3 MB in the beginning and 84.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 15:02:44,848 INFO L168 Benchmark]: RCFGBuilder took 230.18 ms. Allocated memory is still 109.1 MB. Free memory was 84.1 MB in the beginning and 73.7 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 15:02:44,849 INFO L168 Benchmark]: BuchiAutomizer took 85.40 ms. Allocated memory is still 109.1 MB. Free memory was 73.7 MB in the beginning and 68.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 15:02:44,850 INFO L168 Benchmark]: Witness Printer took 4.24 ms. Allocated memory is still 109.1 MB. Free memory was 68.5 MB in the beginning and 68.0 MB in the end (delta: 558.5 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 15:02:44,856 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 75.5 MB. Free memory was 35.3 MB in the beginning and 35.3 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 228.67 ms. Allocated memory is still 109.1 MB. Free memory was 77.3 MB in the beginning and 86.3 MB in the end (delta: -9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 33.55 ms. Allocated memory is still 109.1 MB. Free memory was 86.3 MB in the beginning and 85.3 MB in the end (delta: 981.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 20.14 ms. Allocated memory is still 109.1 MB. Free memory was 85.3 MB in the beginning and 84.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 230.18 ms. Allocated memory is still 109.1 MB. Free memory was 84.1 MB in the beginning and 73.7 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 85.40 ms. Allocated memory is still 109.1 MB. Free memory was 73.7 MB in the beginning and 68.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Witness Printer took 4.24 ms. Allocated memory is still 109.1 MB. Free memory was 68.5 MB in the beginning and 68.0 MB in the end (delta: 558.5 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 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...