./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_386831f0-4d17-4ae6-9b97-459a77333fcf/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_386831f0-4d17-4ae6-9b97-459a77333fcf/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_386831f0-4d17-4ae6-9b97-459a77333fcf/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_386831f0-4d17-4ae6-9b97-459a77333fcf/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_386831f0-4d17-4ae6-9b97-459a77333fcf/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_386831f0-4d17-4ae6-9b97-459a77333fcf/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 52bd5e93dcf715333dddf3f36b36a6c18a55c2f8 .................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 02:58:23,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:58:23,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:58:23,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:58:23,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:58:23,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:58:23,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:58:23,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:58:23,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:58:23,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:58:23,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:58:23,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:58:23,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:58:23,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:58:23,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:58:23,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:58:23,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:58:23,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:58:23,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:58:23,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:58:23,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:58:23,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:58:23,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:58:23,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:58:23,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:58:23,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:58:23,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:58:23,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:58:23,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:58:23,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:58:23,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:58:23,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:58:23,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:58:23,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:58:23,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:58:23,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:58:23,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:58:23,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:58:23,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:58:23,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:58:23,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:58:23,501 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_386831f0-4d17-4ae6-9b97-459a77333fcf/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-28 02:58:23,546 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:58:23,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:58:23,548 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:58:23,548 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:58:23,549 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:58:23,549 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-28 02:58:23,549 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-28 02:58:23,549 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-28 02:58:23,549 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-28 02:58:23,550 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-28 02:58:23,551 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-28 02:58:23,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:58:23,551 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 02:58:23,552 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 02:58:23,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:58:23,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 02:58:23,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:58:23,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-28 02:58:23,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-28 02:58:23,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-28 02:58:23,553 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 02:58:23,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:58:23,553 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-28 02:58:23,554 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:58:23,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-28 02:58:23,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:58:23,554 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:58:23,554 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-28 02:58:23,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:58:23,556 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:58:23,557 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:58:23,557 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-28 02:58:23,558 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-28 02:58:23,558 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_386831f0-4d17-4ae6-9b97-459a77333fcf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_386831f0-4d17-4ae6-9b97-459a77333fcf/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52bd5e93dcf715333dddf3f36b36a6c18a55c2f8 [2020-11-28 02:58:23,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:58:23,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:58:23,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:58:23,936 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:58:23,937 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:58:23,938 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_386831f0-4d17-4ae6-9b97-459a77333fcf/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i [2020-11-28 02:58:24,020 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_386831f0-4d17-4ae6-9b97-459a77333fcf/bin/uautomizer/data/18faea3df/7cdcacb7b25e42838d4bcef3d832203b/FLAG9abd6636a [2020-11-28 02:58:24,687 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:58:24,688 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_386831f0-4d17-4ae6-9b97-459a77333fcf/sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i [2020-11-28 02:58:24,714 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_386831f0-4d17-4ae6-9b97-459a77333fcf/bin/uautomizer/data/18faea3df/7cdcacb7b25e42838d4bcef3d832203b/FLAG9abd6636a [2020-11-28 02:58:24,956 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_386831f0-4d17-4ae6-9b97-459a77333fcf/bin/uautomizer/data/18faea3df/7cdcacb7b25e42838d4bcef3d832203b [2020-11-28 02:58:24,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:58:24,960 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:58:24,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:58:24,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:58:24,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:58:24,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:24" (1/1) ... [2020-11-28 02:58:24,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35a2f21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:24, skipping insertion in model container [2020-11-28 02:58:24,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:24" (1/1) ... [2020-11-28 02:58:24,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:58:25,023 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:58:25,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:58:25,573 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 02:58:25,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:58:25,748 INFO L208 MainTranslator]: Completed translation [2020-11-28 02:58:25,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:25 WrapperNode [2020-11-28 02:58:25,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:58:25,752 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 02:58:25,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 02:58:25,753 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 02:58:25,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:25" (1/1) ... [2020-11-28 02:58:25,813 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:25" (1/1) ... [2020-11-28 02:58:25,835 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 02:58:25,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 02:58:25,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 02:58:25,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 02:58:25,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:25" (1/1) ... [2020-11-28 02:58:25,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:25" (1/1) ... [2020-11-28 02:58:25,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:25" (1/1) ... [2020-11-28 02:58:25,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:25" (1/1) ... [2020-11-28 02:58:25,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:25" (1/1) ... [2020-11-28 02:58:25,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:25" (1/1) ... [2020-11-28 02:58:25,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:25" (1/1) ... [2020-11-28 02:58:25,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 02:58:25,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 02:58:25,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 02:58:25,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 02:58:25,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_386831f0-4d17-4ae6-9b97-459a77333fcf/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 [2020-11-28 02:58:25,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-28 02:58:25,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 02:58:25,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-28 02:58:25,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 02:58:25,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 02:58:26,286 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 02:58:26,286 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-28 02:58:26,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:26 BoogieIcfgContainer [2020-11-28 02:58:26,288 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 02:58:26,289 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-28 02:58:26,289 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-28 02:58:26,294 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-28 02:58:26,295 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 02:58:26,295 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 02:58:24" (1/3) ... [2020-11-28 02:58:26,296 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@514f5419 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 02:58:26, skipping insertion in model container [2020-11-28 02:58:26,297 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 02:58:26,298 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:25" (2/3) ... [2020-11-28 02:58:26,298 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@514f5419 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 02:58:26, skipping insertion in model container [2020-11-28 02:58:26,298 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 02:58:26,298 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:26" (3/3) ... [2020-11-28 02:58:26,300 INFO L373 chiAutomizerObserver]: Analyzing ICFG memleaks_test8_1.i [2020-11-28 02:58:26,393 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-28 02:58:26,393 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-28 02:58:26,393 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-28 02:58:26,393 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 02:58:26,394 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 02:58:26,394 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-28 02:58:26,394 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 02:58:26,394 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-28 02:58:26,408 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2020-11-28 02:58:26,441 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-28 02:58:26,441 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-11-28 02:58:26,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 02:58:26 BoogieIcfgContainer [2020-11-28 02:58:26,447 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-28 02:58:26,452 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 02:58:26,453 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 02:58:26,453 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 02:58:26,454 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:26" (3/4) ... [2020-11-28 02:58:26,457 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-28 02:58:26,458 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 02:58:26,463 INFO L168 Benchmark]: Toolchain (without parser) took 1498.23 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 62.6 MB in the beginning and 81.3 MB in the end (delta: -18.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:58:26,464 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 94.4 MB. Free memory was 54.3 MB in the beginning and 54.3 MB in the end (delta: 40.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:58:26,466 INFO L168 Benchmark]: CACSL2BoogieTranslator took 789.00 ms. Allocated memory is still 94.4 MB. Free memory was 62.4 MB in the beginning and 47.8 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:26,467 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.34 ms. Allocated memory is still 94.4 MB. Free memory was 47.8 MB in the beginning and 45.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:26,468 INFO L168 Benchmark]: Boogie Preprocessor took 22.74 ms. Allocated memory is still 94.4 MB. Free memory was 45.8 MB in the beginning and 44.9 MB in the end (delta: 860.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:58:26,469 INFO L168 Benchmark]: RCFGBuilder took 428.49 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 44.6 MB in the beginning and 87.6 MB in the end (delta: -43.0 MB). Peak memory consumption was 14.1 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:26,471 INFO L168 Benchmark]: BuchiAutomizer took 158.02 ms. Allocated memory is still 113.2 MB. Free memory was 87.6 MB in the beginning and 82.1 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:26,475 INFO L168 Benchmark]: Witness Printer took 5.49 ms. Allocated memory is still 113.2 MB. Free memory was 82.1 MB in the beginning and 81.3 MB in the end (delta: 809.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:58:26,487 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 94.4 MB. Free memory was 54.3 MB in the beginning and 54.3 MB in the end (delta: 40.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 789.00 ms. Allocated memory is still 94.4 MB. Free memory was 62.4 MB in the beginning and 47.8 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 83.34 ms. Allocated memory is still 94.4 MB. Free memory was 47.8 MB in the beginning and 45.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 22.74 ms. Allocated memory is still 94.4 MB. Free memory was 45.8 MB in the beginning and 44.9 MB in the end (delta: 860.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 428.49 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 44.6 MB in the beginning and 87.6 MB in the end (delta: -43.0 MB). Peak memory consumption was 14.1 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 158.02 ms. Allocated memory is still 113.2 MB. Free memory was 87.6 MB in the beginning and 82.1 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Witness Printer took 5.49 ms. Allocated memory is still 113.2 MB. Free memory was 82.1 MB in the beginning and 81.3 MB in the end (delta: 809.1 kB). There was no memory consumed. 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...