./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/floats-cdfpl/square_8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626ddb9f-fe50-4e8b-b6ba-489f89c82850/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626ddb9f-fe50-4e8b-b6ba-489f89c82850/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626ddb9f-fe50-4e8b-b6ba-489f89c82850/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626ddb9f-fe50-4e8b-b6ba-489f89c82850/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626ddb9f-fe50-4e8b-b6ba-489f89c82850/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626ddb9f-fe50-4e8b-b6ba-489f89c82850/bin/uautomizer-verify-aQ6SnzHsRB --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 80c3dca82feaee551f8126572f1dcc09ca65938303a72a158f2c77643864b20a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:22:11,058 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:22:11,138 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626ddb9f-fe50-4e8b-b6ba-489f89c82850/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-28 02:22:11,143 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:22:11,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:22:11,168 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:22:11,169 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:22:11,169 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:22:11,169 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:22:11,169 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:22:11,170 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:22:11,170 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:22:11,170 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:22:11,170 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 02:22:11,170 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 02:22:11,170 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 02:22:11,170 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 02:22:11,170 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 02:22:11,171 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 02:22:11,171 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:22:11,171 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 02:22:11,171 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:22:11,171 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:22:11,171 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:22:11,171 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:22:11,171 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 02:22:11,172 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 02:22:11,172 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 02:22:11,172 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 02:22:11,172 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:22:11,172 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:22:11,172 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 02:22:11,172 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:22:11,172 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:22:11,173 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:22:11,173 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:22:11,173 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:22:11,173 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 02:22:11,173 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 02:22:11,173 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_626ddb9f-fe50-4e8b-b6ba-489f89c82850/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 80c3dca82feaee551f8126572f1dcc09ca65938303a72a158f2c77643864b20a [2024-11-28 02:22:11,499 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:22:11,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:22:11,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:22:11,512 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:22:11,512 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:22:11,513 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626ddb9f-fe50-4e8b-b6ba-489f89c82850/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/floats-cdfpl/square_8.i [2024-11-28 02:22:14,449 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626ddb9f-fe50-4e8b-b6ba-489f89c82850/bin/uautomizer-verify-aQ6SnzHsRB/data/522d6e609/5d0575a6d68145b9b613a6415ad1f3cf/FLAGe393b0d60 [2024-11-28 02:22:14,672 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:22:14,673 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626ddb9f-fe50-4e8b-b6ba-489f89c82850/sv-benchmarks/c/floats-cdfpl/square_8.i [2024-11-28 02:22:14,680 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626ddb9f-fe50-4e8b-b6ba-489f89c82850/bin/uautomizer-verify-aQ6SnzHsRB/data/522d6e609/5d0575a6d68145b9b613a6415ad1f3cf/FLAGe393b0d60 [2024-11-28 02:22:15,010 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626ddb9f-fe50-4e8b-b6ba-489f89c82850/bin/uautomizer-verify-aQ6SnzHsRB/data/522d6e609/5d0575a6d68145b9b613a6415ad1f3cf [2024-11-28 02:22:15,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:22:15,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:22:15,015 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:22:15,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:22:15,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:22:15,021 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:22:15" (1/1) ... [2024-11-28 02:22:15,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3df5c81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:22:15, skipping insertion in model container [2024-11-28 02:22:15,022 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:22:15" (1/1) ... [2024-11-28 02:22:15,037 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:22:15,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:22:15,226 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:22:15,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:22:15,257 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:22:15,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:22:15 WrapperNode [2024-11-28 02:22:15,258 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:22:15,259 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:22:15,259 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:22:15,260 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:22:15,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:22:15" (1/1) ... [2024-11-28 02:22:15,272 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:22:15" (1/1) ... [2024-11-28 02:22:15,287 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 23 [2024-11-28 02:22:15,287 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:22:15,288 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:22:15,288 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:22:15,288 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:22:15,298 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:22:15" (1/1) ... [2024-11-28 02:22:15,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:22:15" (1/1) ... [2024-11-28 02:22:15,299 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:22:15" (1/1) ... [2024-11-28 02:22:15,311 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 02:22:15,312 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:22:15" (1/1) ... [2024-11-28 02:22:15,312 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:22:15" (1/1) ... [2024-11-28 02:22:15,315 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:22:15" (1/1) ... [2024-11-28 02:22:15,316 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:22:15" (1/1) ... [2024-11-28 02:22:15,320 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:22:15" (1/1) ... [2024-11-28 02:22:15,321 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:22:15" (1/1) ... [2024-11-28 02:22:15,321 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:22:15" (1/1) ... [2024-11-28 02:22:15,325 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:22:15,326 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:22:15,326 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:22:15,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:22:15,327 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:22:15" (1/1) ... [2024-11-28 02:22:15,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:22:15,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626ddb9f-fe50-4e8b-b6ba-489f89c82850/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:22:15,363 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626ddb9f-fe50-4e8b-b6ba-489f89c82850/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:22:15,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626ddb9f-fe50-4e8b-b6ba-489f89c82850/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 02:22:15,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:22:15,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:22:15,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:22:15,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:22:15,438 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:22:15,439 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:22:15,523 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-28 02:22:15,523 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:22:15,532 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:22:15,532 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 02:22:15,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:22:15 BoogieIcfgContainer [2024-11-28 02:22:15,533 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:22:15,534 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 02:22:15,534 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 02:22:15,541 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 02:22:15,541 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 02:22:15,542 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 02:22:15" (1/3) ... [2024-11-28 02:22:15,543 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37dfffa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 02:22:15, skipping insertion in model container [2024-11-28 02:22:15,543 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 02:22:15,543 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:22:15" (2/3) ... [2024-11-28 02:22:15,545 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37dfffa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 02:22:15, skipping insertion in model container [2024-11-28 02:22:15,545 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 02:22:15,545 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:22:15" (3/3) ... [2024-11-28 02:22:15,547 INFO L363 chiAutomizerObserver]: Analyzing ICFG square_8.i [2024-11-28 02:22:15,619 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 02:22:15,620 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 02:22:15,620 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 02:22:15,620 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 02:22:15,620 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 02:22:15,620 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 02:22:15,620 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 02:22:15,620 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 02:22:15,627 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 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) [2024-11-28 02:22:15,642 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 02:22:15,642 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 02:22:15,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 02:22:15 BoogieIcfgContainer [2024-11-28 02:22:15,650 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 02:22:15,650 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:22:15,650 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:22:15,651 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:22:15,651 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:22:15" (3/4) ... [2024-11-28 02:22:15,654 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 02:22:15,656 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:22:15,658 INFO L158 Benchmark]: Toolchain (without parser) took 643.61ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 66.3MB in the end (delta: 26.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:22:15,660 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:22:15,660 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.34ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 82.3MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:22:15,661 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.09ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 81.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:22:15,662 INFO L158 Benchmark]: Boogie Preprocessor took 37.41ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:22:15,663 INFO L158 Benchmark]: RCFGBuilder took 207.24ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 71.3MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:22:15,664 INFO L158 Benchmark]: BuchiAutomizer took 115.91ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 66.5MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:22:15,665 INFO L158 Benchmark]: Witness Printer took 6.14ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 66.3MB in the end (delta: 174.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:22:15,668 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 243.34ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 82.3MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.09ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 81.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.41ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 207.24ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 71.3MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 115.91ms. Allocated memory is still 117.4MB. Free memory was 71.1MB in the beginning and 66.5MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.14ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 66.3MB in the end (delta: 174.4kB). 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! [2024-11-28 02:22:15,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_626ddb9f-fe50-4e8b-b6ba-489f89c82850/bin/uautomizer-verify-aQ6SnzHsRB/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