./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_2_4.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_233ed21d-4a52-45f5-af46-a049e2d7508f/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233ed21d-4a52-45f5-af46-a049e2d7508f/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_233ed21d-4a52-45f5-af46-a049e2d7508f/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233ed21d-4a52-45f5-af46-a049e2d7508f/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233ed21d-4a52-45f5-af46-a049e2d7508f/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_233ed21d-4a52-45f5-af46-a049e2d7508f/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 44e41a637fa9468dc0732b4bb0eab375ec0174d4f214854050209bd1011a360f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:36:38,831 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:36:38,930 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233ed21d-4a52-45f5-af46-a049e2d7508f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-27 23:36:38,939 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:36:38,939 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:36:38,983 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:36:38,984 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:36:38,985 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:36:38,985 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:36:38,986 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:36:38,987 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:36:38,988 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:36:38,988 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:36:38,988 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-27 23:36:38,988 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-27 23:36:38,988 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-27 23:36:38,989 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-27 23:36:38,989 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-27 23:36:38,989 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-27 23:36:38,990 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:36:38,990 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-27 23:36:38,990 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:36:38,990 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 23:36:38,990 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:36:38,990 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:36:38,990 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-27 23:36:38,990 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-27 23:36:38,991 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-27 23:36:38,991 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 23:36:38,991 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:36:38,991 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:36:38,991 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-27 23:36:38,991 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:36:38,991 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:36:38,992 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:36:38,993 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:36:38,993 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:36:38,993 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-27 23:36:38,993 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-27 23:36:38,993 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_233ed21d-4a52-45f5-af46-a049e2d7508f/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 -> 44e41a637fa9468dc0732b4bb0eab375ec0174d4f214854050209bd1011a360f [2024-11-27 23:36:39,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:36:39,373 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:36:39,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:36:39,379 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:36:39,379 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:36:39,382 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233ed21d-4a52-45f5-af46-a049e2d7508f/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/floats-cdfpl/newton_2_4.i [2024-11-27 23:36:42,710 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233ed21d-4a52-45f5-af46-a049e2d7508f/bin/uautomizer-verify-aQ6SnzHsRB/data/9454f8435/734bc5141f9b4125a20b5770aa24bfd4/FLAGae3738e7d [2024-11-27 23:36:42,999 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:36:43,002 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233ed21d-4a52-45f5-af46-a049e2d7508f/sv-benchmarks/c/floats-cdfpl/newton_2_4.i [2024-11-27 23:36:43,018 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233ed21d-4a52-45f5-af46-a049e2d7508f/bin/uautomizer-verify-aQ6SnzHsRB/data/9454f8435/734bc5141f9b4125a20b5770aa24bfd4/FLAGae3738e7d [2024-11-27 23:36:43,276 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233ed21d-4a52-45f5-af46-a049e2d7508f/bin/uautomizer-verify-aQ6SnzHsRB/data/9454f8435/734bc5141f9b4125a20b5770aa24bfd4 [2024-11-27 23:36:43,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:36:43,283 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:36:43,285 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:36:43,288 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:36:43,294 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:36:43,297 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:36:43" (1/1) ... [2024-11-27 23:36:43,298 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38953a9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:36:43, skipping insertion in model container [2024-11-27 23:36:43,302 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:36:43" (1/1) ... [2024-11-27 23:36:43,322 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:36:43,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:36:43,565 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:36:43,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:36:43,614 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:36:43,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:36:43 WrapperNode [2024-11-27 23:36:43,616 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:36:43,618 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:36:43,618 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:36:43,618 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:36:43,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:36:43" (1/1) ... [2024-11-27 23:36:43,643 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:36:43" (1/1) ... [2024-11-27 23:36:43,669 INFO L138 Inliner]: procedures = 17, calls = 12, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 43 [2024-11-27 23:36:43,671 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:36:43,671 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:36:43,672 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:36:43,672 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:36:43,684 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:36:43" (1/1) ... [2024-11-27 23:36:43,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:36:43" (1/1) ... [2024-11-27 23:36:43,685 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:36:43" (1/1) ... [2024-11-27 23:36:43,702 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]. [2024-11-27 23:36:43,706 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:36:43" (1/1) ... [2024-11-27 23:36:43,706 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:36:43" (1/1) ... [2024-11-27 23:36:43,717 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:36:43" (1/1) ... [2024-11-27 23:36:43,718 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:36:43" (1/1) ... [2024-11-27 23:36:43,722 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:36:43" (1/1) ... [2024-11-27 23:36:43,723 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:36:43" (1/1) ... [2024-11-27 23:36:43,724 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:36:43" (1/1) ... [2024-11-27 23:36:43,729 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:36:43,730 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:36:43,730 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:36:43,733 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:36:43,735 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:36:43" (1/1) ... [2024-11-27 23:36:43,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 23:36:43,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233ed21d-4a52-45f5-af46-a049e2d7508f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:36:43,782 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233ed21d-4a52-45f5-af46-a049e2d7508f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 23:36:43,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233ed21d-4a52-45f5-af46-a049e2d7508f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-27 23:36:43,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:36:43,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 23:36:43,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:36:43,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:36:43,904 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:36:43,906 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:36:44,064 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-27 23:36:44,068 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:36:44,080 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:36:44,081 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-27 23:36:44,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:36:44 BoogieIcfgContainer [2024-11-27 23:36:44,082 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:36:44,083 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-27 23:36:44,083 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-27 23:36:44,090 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-27 23:36:44,091 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 23:36:44,093 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.11 11:36:43" (1/3) ... [2024-11-27 23:36:44,095 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@402ce9a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.11 11:36:44, skipping insertion in model container [2024-11-27 23:36:44,095 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 23:36:44,095 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:36:43" (2/3) ... [2024-11-27 23:36:44,095 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@402ce9a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.11 11:36:44, skipping insertion in model container [2024-11-27 23:36:44,095 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 23:36:44,096 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:36:44" (3/3) ... [2024-11-27 23:36:44,097 INFO L363 chiAutomizerObserver]: Analyzing ICFG newton_2_4.i [2024-11-27 23:36:44,175 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-27 23:36:44,175 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-27 23:36:44,175 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-27 23:36:44,176 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-27 23:36:44,176 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-27 23:36:44,176 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-27 23:36:44,176 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-27 23:36:44,177 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-27 23:36:44,185 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 14 states have internal predecessors, (17), 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) [2024-11-27 23:36:44,207 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-27 23:36:44,208 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-27 23:36:44,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.11 11:36:44 BoogieIcfgContainer [2024-11-27 23:36:44,219 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-27 23:36:44,221 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 23:36:44,221 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 23:36:44,222 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 23:36:44,222 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:36:44" (3/4) ... [2024-11-27 23:36:44,225 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 23:36:44,226 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 23:36:44,228 INFO L158 Benchmark]: Toolchain (without parser) took 944.50ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 91.0MB in the end (delta: 28.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-27 23:36:44,230 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:36:44,231 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.65ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 108.5MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:36:44,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.35ms. Allocated memory is still 142.6MB. Free memory was 108.5MB in the beginning and 107.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:36:44,232 INFO L158 Benchmark]: Boogie Preprocessor took 57.91ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 105.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:36:44,232 INFO L158 Benchmark]: RCFGBuilder took 351.80ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 95.9MB in the end (delta: 9.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 23:36:44,235 INFO L158 Benchmark]: BuchiAutomizer took 136.58ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 91.3MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:36:44,235 INFO L158 Benchmark]: Witness Printer took 5.49ms. Allocated memory is still 142.6MB. Free memory is still 91.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:36:44,238 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.65ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 108.5MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.35ms. Allocated memory is still 142.6MB. Free memory was 108.5MB in the beginning and 107.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 57.91ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 105.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 351.80ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 95.9MB in the end (delta: 9.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 136.58ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 91.3MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.49ms. Allocated memory is still 142.6MB. Free memory is still 91.0MB. 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! [2024-11-27 23:36:44,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233ed21d-4a52-45f5-af46-a049e2d7508f/bin/uautomizer-verify-aQ6SnzHsRB/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