./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/memsafety/test-0158-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9bd2c7ff 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_589c2ed3-264e-4786-afd0-ac94db93883c/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589c2ed3-264e-4786-afd0-ac94db93883c/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589c2ed3-264e-4786-afd0-ac94db93883c/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589c2ed3-264e-4786-afd0-ac94db93883c/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/memsafety/test-0158-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589c2ed3-264e-4786-afd0-ac94db93883c/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589c2ed3-264e-4786-afd0-ac94db93883c/bin/uautomizer-verify-uCwYo4JHxu --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 71b5f65f2f8d87850f90a0c5b95ff806d4054a596ed67d86f7cc490935279607 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:41:09,146 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:41:09,256 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589c2ed3-264e-4786-afd0-ac94db93883c/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-19 07:41:09,264 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:41:09,265 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:41:09,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:41:09,307 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:41:09,308 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:41:09,309 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:41:09,315 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:41:09,315 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:41:09,316 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 07:41:09,316 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 07:41:09,318 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 07:41:09,318 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 07:41:09,319 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 07:41:09,319 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 07:41:09,320 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:41:09,321 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 07:41:09,321 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:41:09,322 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:41:09,322 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:41:09,323 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:41:09,323 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 07:41:09,324 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 07:41:09,324 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 07:41:09,324 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:41:09,325 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:41:09,325 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:41:09,326 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 07:41:09,327 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:41:09,327 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:41:09,328 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:41:09,328 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:41:09,328 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:41:09,329 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 07:41:09,329 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_589c2ed3-264e-4786-afd0-ac94db93883c/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589c2ed3-264e-4786-afd0-ac94db93883c/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71b5f65f2f8d87850f90a0c5b95ff806d4054a596ed67d86f7cc490935279607 [2023-11-19 07:41:09,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:41:09,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:41:09,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:41:09,701 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:41:09,702 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:41:09,703 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589c2ed3-264e-4786-afd0-ac94db93883c/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/memsafety/test-0158-2.i [2023-11-19 07:41:12,986 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:41:13,336 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:41:13,337 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589c2ed3-264e-4786-afd0-ac94db93883c/sv-benchmarks/c/memsafety/test-0158-2.i [2023-11-19 07:41:13,351 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589c2ed3-264e-4786-afd0-ac94db93883c/bin/uautomizer-verify-uCwYo4JHxu/data/c70ca945e/df7568a07d5049739e23337c51c1f937/FLAG80bd25924 [2023-11-19 07:41:13,369 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589c2ed3-264e-4786-afd0-ac94db93883c/bin/uautomizer-verify-uCwYo4JHxu/data/c70ca945e/df7568a07d5049739e23337c51c1f937 [2023-11-19 07:41:13,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:41:13,374 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:41:13,376 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:41:13,376 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:41:13,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:41:13,384 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:13" (1/1) ... [2023-11-19 07:41:13,385 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@635a4966 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:13, skipping insertion in model container [2023-11-19 07:41:13,385 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:13" (1/1) ... [2023-11-19 07:41:13,446 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:41:13,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:41:13,842 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:41:13,880 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:41:13,916 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:41:13,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:13 WrapperNode [2023-11-19 07:41:13,917 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:41:13,918 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:41:13,918 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:41:13,918 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:41:13,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:13" (1/1) ... [2023-11-19 07:41:13,942 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:13" (1/1) ... [2023-11-19 07:41:13,963 INFO L138 Inliner]: procedures = 123, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2023-11-19 07:41:13,963 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:41:13,964 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:41:13,964 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:41:13,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:41:13,975 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:13" (1/1) ... [2023-11-19 07:41:13,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:13" (1/1) ... [2023-11-19 07:41:13,978 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:13" (1/1) ... [2023-11-19 07:41:13,979 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:13" (1/1) ... [2023-11-19 07:41:13,984 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:13" (1/1) ... [2023-11-19 07:41:13,986 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:13" (1/1) ... [2023-11-19 07:41:13,987 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:13" (1/1) ... [2023-11-19 07:41:13,989 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:13" (1/1) ... [2023-11-19 07:41:13,991 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:41:13,992 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:41:13,992 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:41:13,993 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:41:13,994 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:13" (1/1) ... [2023-11-19 07:41:14,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:41:14,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589c2ed3-264e-4786-afd0-ac94db93883c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:41:14,028 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589c2ed3-264e-4786-afd0-ac94db93883c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:41:14,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589c2ed3-264e-4786-afd0-ac94db93883c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-19 07:41:14,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:41:14,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:41:14,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:41:14,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:41:14,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:41:14,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:41:14,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:41:14,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:41:14,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:41:14,189 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:41:14,191 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:41:14,306 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:41:14,318 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:41:14,319 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 07:41:14,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:14 BoogieIcfgContainer [2023-11-19 07:41:14,322 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:41:14,323 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-19 07:41:14,323 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-19 07:41:14,327 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-19 07:41:14,328 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:41:14,328 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 07:41:13" (1/3) ... [2023-11-19 07:41:14,331 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6b43c0c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:41:14, skipping insertion in model container [2023-11-19 07:41:14,332 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:41:14,332 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:13" (2/3) ... [2023-11-19 07:41:14,332 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6b43c0c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:41:14, skipping insertion in model container [2023-11-19 07:41:14,333 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:41:14,333 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:14" (3/3) ... [2023-11-19 07:41:14,334 INFO L332 chiAutomizerObserver]: Analyzing ICFG test-0158-2.i [2023-11-19 07:41:14,385 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-19 07:41:14,385 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-19 07:41:14,385 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-19 07:41:14,385 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-19 07:41:14,386 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-19 07:41:14,386 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-19 07:41:14,386 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-19 07:41:14,386 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-19 07:41:14,390 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 5 states, 4 states have (on average 1.0) internal successors, (4), 4 states have internal predecessors, (4), 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) [2023-11-19 07:41:14,428 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-19 07:41:14,430 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-19 07:41:14,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 07:41:14 BoogieIcfgContainer [2023-11-19 07:41:14,439 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-19 07:41:14,441 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:41:14,441 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:41:14,443 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:41:14,443 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:41:14" (3/4) ... [2023-11-19 07:41:14,446 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:41:14,447 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:41:14,450 INFO L158 Benchmark]: Toolchain (without parser) took 1074.68ms. Allocated memory is still 148.9MB. Free memory was 102.5MB in the beginning and 117.8MB in the end (delta: -15.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:41:14,450 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 148.9MB. Free memory is still 124.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:41:14,452 INFO L158 Benchmark]: CACSL2BoogieTranslator took 541.52ms. Allocated memory is still 148.9MB. Free memory was 102.3MB in the beginning and 86.1MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 07:41:14,453 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.60ms. Allocated memory is still 148.9MB. Free memory was 85.9MB in the beginning and 84.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:41:14,454 INFO L158 Benchmark]: Boogie Preprocessor took 27.25ms. Allocated memory is still 148.9MB. Free memory was 84.3MB in the beginning and 83.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:41:14,456 INFO L158 Benchmark]: RCFGBuilder took 330.24ms. Allocated memory is still 148.9MB. Free memory was 83.0MB in the beginning and 72.3MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 07:41:14,457 INFO L158 Benchmark]: BuchiAutomizer took 116.36ms. Allocated memory is still 148.9MB. Free memory was 72.1MB in the beginning and 118.2MB in the end (delta: -46.1MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-11-19 07:41:14,458 INFO L158 Benchmark]: Witness Printer took 6.64ms. Allocated memory is still 148.9MB. Free memory was 118.1MB in the beginning and 117.8MB in the end (delta: 299.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:41:14,471 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69ms. Allocated memory is still 148.9MB. Free memory is still 124.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 541.52ms. Allocated memory is still 148.9MB. Free memory was 102.3MB in the beginning and 86.1MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.60ms. Allocated memory is still 148.9MB. Free memory was 85.9MB in the beginning and 84.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.25ms. Allocated memory is still 148.9MB. Free memory was 84.3MB in the beginning and 83.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 330.24ms. Allocated memory is still 148.9MB. Free memory was 83.0MB in the beginning and 72.3MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 116.36ms. Allocated memory is still 148.9MB. Free memory was 72.1MB in the beginning and 118.2MB in the end (delta: -46.1MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Witness Printer took 6.64ms. Allocated memory is still 148.9MB. Free memory was 118.1MB in the beginning and 117.8MB in the end (delta: 299.1kB). 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! [2023-11-19 07:41:14,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_589c2ed3-264e-4786-afd0-ac94db93883c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE