./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4416ab1d-184d-4c29-95d1-47a60e2e44ae/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4416ab1d-184d-4c29-95d1-47a60e2e44ae/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4416ab1d-184d-4c29-95d1-47a60e2e44ae/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4416ab1d-184d-4c29-95d1-47a60e2e44ae/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4416ab1d-184d-4c29-95d1-47a60e2e44ae/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4416ab1d-184d-4c29-95d1-47a60e2e44ae/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --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 3ed2f79dd7eb34d7f468c81f6f234938dec012581166f8f07d8a0cec95998c6d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:08:56,488 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:08:56,561 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4416ab1d-184d-4c29-95d1-47a60e2e44ae/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-29 00:08:56,566 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:08:56,566 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:08:56,592 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:08:56,593 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:08:56,593 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:08:56,594 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:08:56,595 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:08:56,596 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:08:56,596 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:08:56,597 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:08:56,597 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-29 00:08:56,598 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-29 00:08:56,598 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-29 00:08:56,599 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-29 00:08:56,599 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-29 00:08:56,600 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-29 00:08:56,601 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:08:56,602 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-29 00:08:56,603 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:08:56,603 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 00:08:56,604 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:08:56,604 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:08:56,604 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-29 00:08:56,605 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-29 00:08:56,605 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-29 00:08:56,606 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 00:08:56,606 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:08:56,606 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:08:56,607 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-29 00:08:56,607 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:08:56,608 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:08:56,608 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:08:56,609 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:08:56,609 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 00:08:56,609 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-29 00:08:56,610 INFO L153 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_4416ab1d-184d-4c29-95d1-47a60e2e44ae/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4416ab1d-184d-4c29-95d1-47a60e2e44ae/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ed2f79dd7eb34d7f468c81f6f234938dec012581166f8f07d8a0cec95998c6d [2023-11-29 00:08:56,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:08:56,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:08:56,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:08:56,855 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:08:56,856 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:08:56,857 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4416ab1d-184d-4c29-95d1-47a60e2e44ae/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/ldv-memsafety/memleaks_test6.i [2023-11-29 00:08:59,604 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:08:59,849 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:08:59,850 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4416ab1d-184d-4c29-95d1-47a60e2e44ae/sv-benchmarks/c/ldv-memsafety/memleaks_test6.i [2023-11-29 00:08:59,866 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4416ab1d-184d-4c29-95d1-47a60e2e44ae/bin/uautomizer-verify-BQ2R08f2Ya/data/a905eb05f/0d8ff970697c47988d5188693744f1bd/FLAGa278ad1db [2023-11-29 00:08:59,893 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4416ab1d-184d-4c29-95d1-47a60e2e44ae/bin/uautomizer-verify-BQ2R08f2Ya/data/a905eb05f/0d8ff970697c47988d5188693744f1bd [2023-11-29 00:08:59,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:08:59,898 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:08:59,899 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:08:59,899 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:08:59,907 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:08:59,908 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:08:59" (1/1) ... [2023-11-29 00:08:59,909 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@120d95d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:08:59, skipping insertion in model container [2023-11-29 00:08:59,910 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:08:59" (1/1) ... [2023-11-29 00:08:59,979 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:09:00,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:09:00,333 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:09:00,383 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:09:00,420 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 00:09:00,428 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:09:00,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:09:00 WrapperNode [2023-11-29 00:09:00,429 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:09:00,430 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:09:00,430 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:09:00,430 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:09:00,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:09:00" (1/1) ... [2023-11-29 00:09:00,456 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:09:00" (1/1) ... [2023-11-29 00:09:00,478 INFO L138 Inliner]: procedures = 168, calls = 79, calls flagged for inlining = 31, calls inlined = 8, statements flattened = 66 [2023-11-29 00:09:00,479 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:09:00,479 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:09:00,479 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:09:00,480 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:09:00,491 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:09:00" (1/1) ... [2023-11-29 00:09:00,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:09:00" (1/1) ... [2023-11-29 00:09:00,495 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:09:00" (1/1) ... [2023-11-29 00:09:00,510 INFO L175 MemorySlicer]: Split 6 memory accesses to 2 slices as follows [2, 4]. 67 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 1]. The 2 writes are split as follows [0, 2]. [2023-11-29 00:09:00,510 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:09:00" (1/1) ... [2023-11-29 00:09:00,511 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:09:00" (1/1) ... [2023-11-29 00:09:00,518 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:09:00" (1/1) ... [2023-11-29 00:09:00,520 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:09:00" (1/1) ... [2023-11-29 00:09:00,522 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:09:00" (1/1) ... [2023-11-29 00:09:00,523 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:09:00" (1/1) ... [2023-11-29 00:09:00,526 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:09:00,526 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:09:00,526 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:09:00,527 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:09:00,527 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:09:00" (1/1) ... [2023-11-29 00:09:00,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 00:09:00,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4416ab1d-184d-4c29-95d1-47a60e2e44ae/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:09:00,554 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4416ab1d-184d-4c29-95d1-47a60e2e44ae/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 00:09:00,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4416ab1d-184d-4c29-95d1-47a60e2e44ae/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-29 00:09:00,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 00:09:00,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:09:00,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-29 00:09:00,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-29 00:09:00,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-29 00:09:00,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-29 00:09:00,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 00:09:00,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-29 00:09:00,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-29 00:09:00,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:09:00,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:09:00,701 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:09:00,703 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:09:00,810 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:09:00,818 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:09:00,818 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-29 00:09:00,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:09:00 BoogieIcfgContainer [2023-11-29 00:09:00,820 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:09:00,821 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-29 00:09:00,821 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-29 00:09:00,824 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-29 00:09:00,824 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 00:09:00,824 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 12:08:59" (1/3) ... [2023-11-29 00:09:00,825 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31675f8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 12:09:00, skipping insertion in model container [2023-11-29 00:09:00,825 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 00:09:00,825 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:09:00" (2/3) ... [2023-11-29 00:09:00,826 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31675f8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 12:09:00, skipping insertion in model container [2023-11-29 00:09:00,826 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 00:09:00,826 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:09:00" (3/3) ... [2023-11-29 00:09:00,827 INFO L332 chiAutomizerObserver]: Analyzing ICFG memleaks_test6.i [2023-11-29 00:09:00,873 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-29 00:09:00,873 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-29 00:09:00,873 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-29 00:09:00,874 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-29 00:09:00,874 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-29 00:09:00,874 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-29 00:09:00,874 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-29 00:09:00,874 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-29 00:09:00,877 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) [2023-11-29 00:09:00,892 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 00:09:00,892 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-29 00:09:00,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 12:09:00 BoogieIcfgContainer [2023-11-29 00:09:00,896 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-29 00:09:00,897 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 00:09:00,897 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 00:09:00,898 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 00:09:00,898 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:09:00" (3/4) ... [2023-11-29 00:09:00,900 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 00:09:00,901 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 00:09:00,902 INFO L158 Benchmark]: Toolchain (without parser) took 1004.04ms. Allocated memory is still 180.4MB. Free memory was 152.7MB in the beginning and 107.0MB in the end (delta: 45.7MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-29 00:09:00,903 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 117.4MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:09:00,903 INFO L158 Benchmark]: CACSL2BoogieTranslator took 529.93ms. Allocated memory is still 180.4MB. Free memory was 152.7MB in the beginning and 130.1MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-29 00:09:00,904 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.94ms. Allocated memory is still 180.4MB. Free memory was 130.1MB in the beginning and 128.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 00:09:00,904 INFO L158 Benchmark]: Boogie Preprocessor took 46.45ms. Allocated memory is still 180.4MB. Free memory was 128.0MB in the beginning and 125.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 00:09:00,905 INFO L158 Benchmark]: RCFGBuilder took 293.38ms. Allocated memory is still 180.4MB. Free memory was 125.9MB in the beginning and 113.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 00:09:00,906 INFO L158 Benchmark]: BuchiAutomizer took 75.84ms. Allocated memory is still 180.4MB. Free memory was 113.3MB in the beginning and 108.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 00:09:00,906 INFO L158 Benchmark]: Witness Printer took 3.57ms. Allocated memory is still 180.4MB. Free memory was 108.1MB in the beginning and 107.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 00:09:00,910 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 117.4MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 529.93ms. Allocated memory is still 180.4MB. Free memory was 152.7MB in the beginning and 130.1MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.94ms. Allocated memory is still 180.4MB. Free memory was 130.1MB in the beginning and 128.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.45ms. Allocated memory is still 180.4MB. Free memory was 128.0MB in the beginning and 125.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 293.38ms. Allocated memory is still 180.4MB. Free memory was 125.9MB in the beginning and 113.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 75.84ms. Allocated memory is still 180.4MB. Free memory was 113.3MB in the beginning and 108.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 3.57ms. Allocated memory is still 180.4MB. Free memory was 108.1MB in the beginning and 107.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-29 00:09:00,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4416ab1d-184d-4c29-95d1-47a60e2e44ae/bin/uautomizer-verify-BQ2R08f2Ya/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