./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test7-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/bin/uautomizer-DQz5hQGWxF/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/bin/uautomizer-DQz5hQGWxF --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 6c172a69da8014b256a4fe200ae36374b8205f0bb7886b059c874c99d6c4501c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:29:56,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:29:56,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:29:56,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:29:56,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:29:56,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:29:56,659 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:29:56,664 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:29:56,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:29:56,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:29:56,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:29:56,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:29:56,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:29:56,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:29:56,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:29:56,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:29:56,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:29:56,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:29:56,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:29:56,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:29:56,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:29:56,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:29:56,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:29:56,723 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:29:56,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:29:56,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:29:56,735 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:29:56,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:29:56,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:29:56,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:29:56,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:29:56,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:29:56,745 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:29:56,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:29:56,749 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:29:56,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:29:56,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:29:56,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:29:56,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:29:56,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:29:56,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:29:56,754 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-20 07:29:56,818 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:29:56,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:29:56,822 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:29:56,823 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:29:56,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:29:56,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:29:56,826 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:29:56,826 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 07:29:56,826 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 07:29:56,826 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 07:29:56,828 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 07:29:56,828 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 07:29:56,828 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 07:29:56,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:29:56,829 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:29:56,829 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:29:56,830 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:29:56,830 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:29:56,830 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:29:56,830 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 07:29:56,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 07:29:56,831 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 07:29:56,831 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:29:56,831 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:29:56,832 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 07:29:56,832 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:29:56,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 07:29:56,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:29:56,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:29:56,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:29:56,835 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:29:56,836 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:29:56,837 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 07:29:56,837 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_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c172a69da8014b256a4fe200ae36374b8205f0bb7886b059c874c99d6c4501c [2021-11-20 07:29:57,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:29:57,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:29:57,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:29:57,222 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:29:57,223 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:29:57,225 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ldv-memsafety/memleaks_test7-1.i [2021-11-20 07:29:57,311 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/bin/uautomizer-DQz5hQGWxF/data/aed94ce22/bb2f22bb53db4dc4824d9343179c7545/FLAG6cb03ebf6 [2021-11-20 07:29:57,993 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:29:57,993 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/sv-benchmarks/c/ldv-memsafety/memleaks_test7-1.i [2021-11-20 07:29:58,031 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/bin/uautomizer-DQz5hQGWxF/data/aed94ce22/bb2f22bb53db4dc4824d9343179c7545/FLAG6cb03ebf6 [2021-11-20 07:29:58,279 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/bin/uautomizer-DQz5hQGWxF/data/aed94ce22/bb2f22bb53db4dc4824d9343179c7545 [2021-11-20 07:29:58,282 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:29:58,285 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:29:58,289 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:29:58,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:29:58,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:29:58,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:29:58" (1/1) ... [2021-11-20 07:29:58,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c3d4d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:29:58, skipping insertion in model container [2021-11-20 07:29:58,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:29:58" (1/1) ... [2021-11-20 07:29:58,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:29:58,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:29:59,034 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:29:59,074 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:29:59,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:29:59,212 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:29:59,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:29:59 WrapperNode [2021-11-20 07:29:59,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:29:59,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:29:59,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:29:59,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:29:59,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:29:59" (1/1) ... [2021-11-20 07:29:59,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:29:59" (1/1) ... [2021-11-20 07:29:59,330 INFO L137 Inliner]: procedures = 169, calls = 76, calls flagged for inlining = 31, calls inlined = 8, statements flattened = 60 [2021-11-20 07:29:59,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:29:59,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:29:59,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:29:59,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:29:59,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:29:59" (1/1) ... [2021-11-20 07:29:59,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:29:59" (1/1) ... [2021-11-20 07:29:59,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:29:59" (1/1) ... [2021-11-20 07:29:59,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:29:59" (1/1) ... [2021-11-20 07:29:59,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:29:59" (1/1) ... [2021-11-20 07:29:59,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:29:59" (1/1) ... [2021-11-20 07:29:59,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:29:59" (1/1) ... [2021-11-20 07:29:59,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:29:59,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:29:59,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:29:59,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:29:59,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:29:59" (1/1) ... [2021-11-20 07:29:59,422 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:29:59,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:29:59,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:29:59,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 07:29:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 07:29:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 07:29:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 07:29:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 07:29:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 07:29:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 07:29:59,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:29:59,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:29:59,684 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:29:59,686 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:29:59,832 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:29:59,841 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:29:59,841 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 07:29:59,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:29:59 BoogieIcfgContainer [2021-11-20 07:29:59,844 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:29:59,845 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 07:29:59,845 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 07:29:59,850 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 07:29:59,851 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:29:59,851 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 07:29:58" (1/3) ... [2021-11-20 07:29:59,853 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@311c0214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 07:29:59, skipping insertion in model container [2021-11-20 07:29:59,853 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:29:59,853 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:29:59" (2/3) ... [2021-11-20 07:29:59,854 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@311c0214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 07:29:59, skipping insertion in model container [2021-11-20 07:29:59,854 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:29:59,854 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:29:59" (3/3) ... [2021-11-20 07:29:59,856 INFO L388 chiAutomizerObserver]: Analyzing ICFG memleaks_test7-1.i [2021-11-20 07:29:59,934 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 07:29:59,934 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 07:29:59,934 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 07:29:59,934 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 07:29:59,935 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 07:29:59,935 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 07:29:59,935 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 07:29:59,936 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 07:29:59,963 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 17 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:29:59,999 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-20 07:30:00,005 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-20 07:30:00,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 07:30:00 BoogieIcfgContainer [2021-11-20 07:30:00,011 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-20 07:30:00,014 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 07:30:00,014 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 07:30:00,015 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 07:30:00,016 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:29:59" (3/4) ... [2021-11-20 07:30:00,021 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 07:30:00,021 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 07:30:00,025 INFO L158 Benchmark]: Toolchain (without parser) took 1738.03ms. Allocated memory is still 117.4MB. Free memory was 74.1MB in the beginning and 58.4MB in the end (delta: 15.7MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2021-11-20 07:30:00,026 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:30:00,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 924.61ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 77.8MB in the end (delta: -3.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 07:30:00,029 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.86ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 75.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:30:00,030 INFO L158 Benchmark]: Boogie Preprocessor took 70.95ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 74.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:30:00,031 INFO L158 Benchmark]: RCFGBuilder took 439.79ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 63.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 07:30:00,033 INFO L158 Benchmark]: BuchiAutomizer took 166.47ms. Allocated memory is still 117.4MB. Free memory was 63.9MB in the beginning and 58.9MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-20 07:30:00,034 INFO L158 Benchmark]: Witness Printer took 7.52ms. Allocated memory is still 117.4MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:30:00,047 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 924.61ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 77.8MB in the end (delta: -3.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.86ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 75.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.95ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 74.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 439.79ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 63.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 166.47ms. Allocated memory is still 117.4MB. Free memory was 63.9MB in the beginning and 58.9MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 7.52ms. Allocated memory is still 117.4MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. * 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: 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! [2021-11-20 07:30:00,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c185e8db-55f6-4f48-99c8-c92efdd0ec38/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE