./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/memsafety/test-0019-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c133470c-fae7-4588-9d39-5c4caa2ecaaa/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c133470c-fae7-4588-9d39-5c4caa2ecaaa/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c133470c-fae7-4588-9d39-5c4caa2ecaaa/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c133470c-fae7-4588-9d39-5c4caa2ecaaa/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/memsafety/test-0019-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c133470c-fae7-4588-9d39-5c4caa2ecaaa/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c133470c-fae7-4588-9d39-5c4caa2ecaaa/bin/uautomizer-verify-uTZkv6EMXl --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 5a1ab43e825ce385252e3e834bebdceddee5ecd9c5749af5b0b2355e44f90dcd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:22:18,823 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:22:18,915 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c133470c-fae7-4588-9d39-5c4caa2ecaaa/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-12 02:22:18,919 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:22:18,920 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:22:18,949 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:22:18,950 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:22:18,950 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:22:18,951 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:22:18,952 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:22:18,953 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:22:18,953 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-12 02:22:18,954 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-12 02:22:18,954 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-12 02:22:18,955 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-12 02:22:18,956 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-12 02:22:18,956 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-12 02:22:18,957 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:22:18,957 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-12 02:22:18,958 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:22:18,959 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:22:18,963 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:22:18,963 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:22:18,964 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-12 02:22:18,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-12 02:22:18,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-12 02:22:18,965 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:22:18,966 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:22:18,966 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:22:18,966 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-12 02:22:18,967 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:22:18,974 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:22:18,974 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:22:18,975 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:22:18,975 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:22:18,976 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-12 02:22:18,976 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_c133470c-fae7-4588-9d39-5c4caa2ecaaa/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c133470c-fae7-4588-9d39-5c4caa2ecaaa/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a1ab43e825ce385252e3e834bebdceddee5ecd9c5749af5b0b2355e44f90dcd [2023-11-12 02:22:19,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:22:19,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:22:19,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:22:19,325 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:22:19,326 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:22:19,328 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c133470c-fae7-4588-9d39-5c4caa2ecaaa/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/memsafety/test-0019-1.i [2023-11-12 02:22:22,541 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:22:22,845 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:22:22,846 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c133470c-fae7-4588-9d39-5c4caa2ecaaa/sv-benchmarks/c/memsafety/test-0019-1.i [2023-11-12 02:22:22,873 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c133470c-fae7-4588-9d39-5c4caa2ecaaa/bin/uautomizer-verify-uTZkv6EMXl/data/dcc55be47/79ab2f7220dd4fc89b92939d1614133e/FLAG3929c55a0 [2023-11-12 02:22:22,888 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c133470c-fae7-4588-9d39-5c4caa2ecaaa/bin/uautomizer-verify-uTZkv6EMXl/data/dcc55be47/79ab2f7220dd4fc89b92939d1614133e [2023-11-12 02:22:22,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:22:22,892 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:22:22,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:22:22,894 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:22:22,899 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:22:22,900 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:22:22" (1/1) ... [2023-11-12 02:22:22,901 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dbe9f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:22, skipping insertion in model container [2023-11-12 02:22:22,901 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:22:22" (1/1) ... [2023-11-12 02:22:22,949 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:22:23,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:22:23,237 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:22:23,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:22:23,324 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:22:23,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:23 WrapperNode [2023-11-12 02:22:23,325 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:22:23,326 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:22:23,326 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:22:23,327 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:22:23,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:23" (1/1) ... [2023-11-12 02:22:23,349 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:23" (1/1) ... [2023-11-12 02:22:23,370 INFO L138 Inliner]: procedures = 125, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2023-11-12 02:22:23,371 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:22:23,372 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:22:23,372 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:22:23,372 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:22:23,381 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:23" (1/1) ... [2023-11-12 02:22:23,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:23" (1/1) ... [2023-11-12 02:22:23,385 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:23" (1/1) ... [2023-11-12 02:22:23,386 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:23" (1/1) ... [2023-11-12 02:22:23,394 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:23" (1/1) ... [2023-11-12 02:22:23,395 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:23" (1/1) ... [2023-11-12 02:22:23,397 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:23" (1/1) ... [2023-11-12 02:22:23,398 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:23" (1/1) ... [2023-11-12 02:22:23,401 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:22:23,402 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:22:23,402 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:22:23,402 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:22:23,403 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:23" (1/1) ... [2023-11-12 02:22:23,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:22:23,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c133470c-fae7-4588-9d39-5c4caa2ecaaa/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:22:23,441 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c133470c-fae7-4588-9d39-5c4caa2ecaaa/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:22:23,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c133470c-fae7-4588-9d39-5c4caa2ecaaa/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-12 02:22:23,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:22:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:22:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:22:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:22:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:22:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:22:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:22:23,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:22:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:22:23,659 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:22:23,661 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:22:23,944 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:22:23,949 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:22:23,950 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 02:22:23,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:22:23 BoogieIcfgContainer [2023-11-12 02:22:23,952 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:22:23,953 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-12 02:22:23,953 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-12 02:22:23,958 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-12 02:22:23,959 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:22:23,959 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 02:22:22" (1/3) ... [2023-11-12 02:22:23,960 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@63c51d1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:22:23, skipping insertion in model container [2023-11-12 02:22:23,960 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:22:23,960 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:22:23" (2/3) ... [2023-11-12 02:22:23,961 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@63c51d1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:22:23, skipping insertion in model container [2023-11-12 02:22:23,961 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:22:23,961 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:22:23" (3/3) ... [2023-11-12 02:22:23,963 INFO L332 chiAutomizerObserver]: Analyzing ICFG test-0019-1.i [2023-11-12 02:22:24,020 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-12 02:22:24,020 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-12 02:22:24,021 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-12 02:22:24,021 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-12 02:22:24,021 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-12 02:22:24,021 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-12 02:22:24,021 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-12 02:22:24,021 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-12 02:22:24,032 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 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) [2023-11-12 02:22:24,056 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-12 02:22:24,056 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-12 02:22:24,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.11 02:22:24 BoogieIcfgContainer [2023-11-12 02:22:24,061 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-12 02:22:24,061 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:22:24,061 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:22:24,062 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:22:24,062 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:22:23" (3/4) ... [2023-11-12 02:22:24,064 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:22:24,065 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:22:24,066 INFO L158 Benchmark]: Toolchain (without parser) took 1173.08ms. Allocated memory is still 165.7MB. Free memory was 134.8MB in the beginning and 94.6MB in the end (delta: 40.2MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-12 02:22:24,066 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 119.5MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:22:24,067 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.68ms. Allocated memory is still 165.7MB. Free memory was 134.5MB in the beginning and 118.0MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 02:22:24,068 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.87ms. Allocated memory is still 165.7MB. Free memory was 118.0MB in the beginning and 115.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:22:24,069 INFO L158 Benchmark]: Boogie Preprocessor took 29.61ms. Allocated memory is still 165.7MB. Free memory was 115.9MB in the beginning and 114.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:22:24,069 INFO L158 Benchmark]: RCFGBuilder took 550.27ms. Allocated memory is still 165.7MB. Free memory was 114.5MB in the beginning and 100.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 02:22:24,070 INFO L158 Benchmark]: BuchiAutomizer took 107.53ms. Allocated memory is still 165.7MB. Free memory was 100.2MB in the beginning and 95.0MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 02:22:24,071 INFO L158 Benchmark]: Witness Printer took 3.37ms. Allocated memory is still 165.7MB. Free memory was 95.0MB in the beginning and 94.6MB in the end (delta: 367.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:22:24,074 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 119.5MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 431.68ms. Allocated memory is still 165.7MB. Free memory was 134.5MB in the beginning and 118.0MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.87ms. Allocated memory is still 165.7MB. Free memory was 118.0MB in the beginning and 115.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.61ms. Allocated memory is still 165.7MB. Free memory was 115.9MB in the beginning and 114.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 550.27ms. Allocated memory is still 165.7MB. Free memory was 114.5MB in the beginning and 100.2MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 107.53ms. Allocated memory is still 165.7MB. Free memory was 100.2MB in the beginning and 95.0MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 3.37ms. Allocated memory is still 165.7MB. Free memory was 95.0MB in the beginning and 94.6MB in the end (delta: 367.0kB). 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 InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-12 02:22:24,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c133470c-fae7-4588-9d39-5c4caa2ecaaa/bin/uautomizer-verify-uTZkv6EMXl/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