./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/recursified_loop-simple/recursified_nested_1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/recursified_loop-simple/recursified_nested_1.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 34a8492e255374aad098e162859199083b5b90fe0eb733edf5e3563474d7ceaa --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-10 07:50:52,691 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-10 07:50:52,745 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-01-10 07:50:52,751 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-10 07:50:52,753 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-10 07:50:52,778 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-10 07:50:52,779 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-10 07:50:52,780 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-10 07:50:52,780 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-10 07:50:52,780 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-10 07:50:52,781 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-10 07:50:52,781 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-10 07:50:52,781 INFO L153 SettingsManager]: * Use SBE=true [2025-01-10 07:50:52,782 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-01-10 07:50:52,782 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-01-10 07:50:52,782 INFO L153 SettingsManager]: * Use old map elimination=false [2025-01-10 07:50:52,782 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-01-10 07:50:52,782 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-01-10 07:50:52,782 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-01-10 07:50:52,782 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-10 07:50:52,782 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-01-10 07:50:52,783 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-10 07:50:52,783 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-10 07:50:52,783 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-10 07:50:52,783 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-10 07:50:52,783 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-01-10 07:50:52,783 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-01-10 07:50:52,783 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-01-10 07:50:52,783 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-01-10 07:50:52,783 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-10 07:50:52,784 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-10 07:50:52,784 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-01-10 07:50:52,784 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-10 07:50:52,784 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-10 07:50:52,784 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-10 07:50:52,784 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 07:50:52,784 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-10 07:50:52,784 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-10 07:50:52,784 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-01-10 07:50:52,785 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux 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 -> 34a8492e255374aad098e162859199083b5b90fe0eb733edf5e3563474d7ceaa [2025-01-10 07:50:53,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-10 07:50:53,126 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-10 07:50:53,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-10 07:50:53,128 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-10 07:50:53,128 INFO L274 PluginConnector]: CDTParser initialized [2025-01-10 07:50:53,129 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursified_loop-simple/recursified_nested_1.c [2025-01-10 07:50:54,388 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e70449d94/1f16aac2bf5840e6abca65bc6227d774/FLAGf36683c35 [2025-01-10 07:50:54,709 INFO L384 CDTParser]: Found 1 translation units. [2025-01-10 07:50:54,710 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/recursified_loop-simple/recursified_nested_1.c [2025-01-10 07:50:54,717 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e70449d94/1f16aac2bf5840e6abca65bc6227d774/FLAGf36683c35 [2025-01-10 07:50:54,735 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e70449d94/1f16aac2bf5840e6abca65bc6227d774 [2025-01-10 07:50:54,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-10 07:50:54,738 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-10 07:50:54,741 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-10 07:50:54,741 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-10 07:50:54,745 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-10 07:50:54,746 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:50:54" (1/1) ... [2025-01-10 07:50:54,747 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49efd45b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:50:54, skipping insertion in model container [2025-01-10 07:50:54,747 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:50:54" (1/1) ... [2025-01-10 07:50:54,758 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-10 07:50:54,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:50:54,876 INFO L200 MainTranslator]: Completed pre-run [2025-01-10 07:50:54,885 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:50:54,898 INFO L204 MainTranslator]: Completed translation [2025-01-10 07:50:54,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:50:54 WrapperNode [2025-01-10 07:50:54,900 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-10 07:50:54,901 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-10 07:50:54,901 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-10 07:50:54,901 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-10 07:50:54,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:50:54" (1/1) ... [2025-01-10 07:50:54,913 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:50:54" (1/1) ... [2025-01-10 07:50:54,927 INFO L138 Inliner]: procedures = 12, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 25 [2025-01-10 07:50:54,928 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-10 07:50:54,928 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-10 07:50:54,928 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-10 07:50:54,929 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-10 07:50:54,935 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:50:54" (1/1) ... [2025-01-10 07:50:54,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:50:54" (1/1) ... [2025-01-10 07:50:54,936 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:50:54" (1/1) ... [2025-01-10 07:50:54,944 INFO L175 MemorySlicer]: Split 8 memory accesses to 2 slices as follows [2, 6]. 75 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 1]. The 2 writes are split as follows [0, 2]. [2025-01-10 07:50:54,944 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:50:54" (1/1) ... [2025-01-10 07:50:54,944 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:50:54" (1/1) ... [2025-01-10 07:50:54,947 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:50:54" (1/1) ... [2025-01-10 07:50:54,949 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:50:54" (1/1) ... [2025-01-10 07:50:54,951 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:50:54" (1/1) ... [2025-01-10 07:50:54,951 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:50:54" (1/1) ... [2025-01-10 07:50:54,952 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:50:54" (1/1) ... [2025-01-10 07:50:54,953 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-10 07:50:54,953 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-10 07:50:54,953 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-10 07:50:54,954 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-10 07:50:54,954 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:50:54" (1/1) ... [2025-01-10 07:50:54,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:50:54,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:50:54,983 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:50:54,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-01-10 07:50:55,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-10 07:50:55,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-10 07:50:55,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-10 07:50:55,014 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_19_to_19_0 [2025-01-10 07:50:55,015 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_19_to_19_0 [2025-01-10 07:50:55,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-10 07:50:55,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-10 07:50:55,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-10 07:50:55,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-10 07:50:55,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-10 07:50:55,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-10 07:50:55,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-10 07:50:55,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-10 07:50:55,070 INFO L234 CfgBuilder]: Building ICFG [2025-01-10 07:50:55,071 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-10 07:50:55,149 INFO L? ?]: Removed 3 outVars from TransFormulas that were not future-live. [2025-01-10 07:50:55,149 INFO L283 CfgBuilder]: Performing block encoding [2025-01-10 07:50:55,155 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-10 07:50:55,155 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-10 07:50:55,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:50:55 BoogieIcfgContainer [2025-01-10 07:50:55,156 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-10 07:50:55,156 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-01-10 07:50:55,156 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-01-10 07:50:55,160 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-01-10 07:50:55,161 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:50:55,161 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.01 07:50:54" (1/3) ... [2025-01-10 07:50:55,162 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7c6f3b89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:50:55, skipping insertion in model container [2025-01-10 07:50:55,162 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:50:55,162 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:50:54" (2/3) ... [2025-01-10 07:50:55,162 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7c6f3b89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:50:55, skipping insertion in model container [2025-01-10 07:50:55,162 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:50:55,163 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:50:55" (3/3) ... [2025-01-10 07:50:55,164 INFO L363 chiAutomizerObserver]: Analyzing ICFG recursified_nested_1.c [2025-01-10 07:50:55,226 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-01-10 07:50:55,226 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-01-10 07:50:55,226 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-01-10 07:50:55,226 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-01-10 07:50:55,226 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-01-10 07:50:55,226 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-01-10 07:50:55,229 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-01-10 07:50:55,230 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-01-10 07:50:55,233 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 12 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-10 07:50:55,251 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:50:55,252 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:50:55,252 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:50:55,259 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-01-10 07:50:55,260 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:50:55,260 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-01-10 07:50:55,260 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 12 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-10 07:50:55,261 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:50:55,264 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:50:55,264 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:50:55,265 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-01-10 07:50:55,265 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:50:55,273 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~mem7#1, main_~#a~0#1.base, main_~#a~0#1.offset;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#1(6, main_~#a~0#1.base, main_~#a~0#1.offset, 4);call write~int#1(0, main_~#a~0#1.base, main_~#a~0#1.offset, 4);" "call func_to_recursive_line_19_to_19_0(main_~#a~0#1.base, main_~#a~0#1.offset);"< [2025-01-10 07:50:55,273 INFO L754 eck$LassoCheckResult]: Loop: "~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem4 := read~int#1(~a.base, ~a.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#1(~a.base, ~a.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#1(1 + #t~mem5, ~a.base, ~a.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_19_to_19_0(~a.base, ~a.offset);"< [2025-01-10 07:50:55,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:50:55,277 INFO L85 PathProgramCache]: Analyzing trace with hash 38809, now seen corresponding path program 1 times [2025-01-10 07:50:55,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:50:55,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687553091] [2025-01-10 07:50:55,282 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:50:55,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:50:55,329 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:50:55,357 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:50:55,357 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:50:55,357 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:50:55,357 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:50:55,360 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:50:55,365 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:50:55,365 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:50:55,365 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:50:55,377 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:50:55,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:50:55,379 INFO L85 PathProgramCache]: Analyzing trace with hash 29910, now seen corresponding path program 1 times [2025-01-10 07:50:55,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:50:55,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731206165] [2025-01-10 07:50:55,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:50:55,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:50:55,384 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:50:55,387 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:50:55,388 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:50:55,388 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:50:55,388 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:50:55,390 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:50:55,393 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:50:55,393 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:50:55,393 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:50:55,395 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:50:55,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:50:55,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1156159038, now seen corresponding path program 1 times [2025-01-10 07:50:55,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:50:55,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119147164] [2025-01-10 07:50:55,396 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:50:55,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:50:55,403 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:50:55,412 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:50:55,412 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:50:55,412 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:50:55,412 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:50:55,415 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:50:55,431 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:50:55,431 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:50:55,431 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:50:55,434 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:50:56,153 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:50:56,154 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:50:56,154 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:50:56,155 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:50:56,155 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:50:56,155 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:50:56,155 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:50:56,155 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:50:56,155 INFO L132 ssoRankerPreferences]: Filename of dumped script: recursified_nested_1.c_Iteration1_Lasso [2025-01-10 07:50:56,156 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:50:56,156 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:50:56,166 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:50:56,401 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:50:56,409 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:50:56,410 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:50:56,412 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:50:56,414 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:50:56,415 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:50:56,417 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:50:56,419 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:50:56,420 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:50:56,422 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:50:56,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:50:56,425 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:50:56,645 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:50:56,648 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:50:56,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:50:56,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:50:56,653 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:50:56,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2025-01-10 07:50:56,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:50:56,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:50:56,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:50:56,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:50:56,667 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:50:56,675 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:50:56,676 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:50:56,683 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:50:56,690 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2025-01-10 07:50:56,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:50:56,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:50:56,695 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:50:56,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2025-01-10 07:50:56,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:50:56,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:50:56,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:50:56,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:50:56,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:50:56,716 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:50:56,716 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:50:56,721 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:50:56,729 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2025-01-10 07:50:56,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:50:56,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:50:56,731 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:50:56,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2025-01-10 07:50:56,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:50:56,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:50:56,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:50:56,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:50:56,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:50:56,750 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:50:56,750 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:50:56,754 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:50:56,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2025-01-10 07:50:56,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:50:56,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:50:56,761 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:50:56,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:50:56,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2025-01-10 07:50:56,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:50:56,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:50:56,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:50:56,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:50:56,798 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:50:56,800 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:50:56,806 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:50:56,813 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2025-01-10 07:50:56,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:50:56,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:50:56,818 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:50:56,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2025-01-10 07:50:56,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:50:56,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:50:56,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:50:56,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:50:56,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:50:56,840 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:50:56,840 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:50:56,844 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:50:56,851 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2025-01-10 07:50:56,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:50:56,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:50:56,855 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:50:56,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2025-01-10 07:50:56,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:50:56,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:50:56,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:50:56,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:50:56,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:50:56,877 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:50:56,878 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:50:56,881 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:50:56,889 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2025-01-10 07:50:56,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:50:56,890 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:50:56,894 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:50:56,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2025-01-10 07:50:56,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:50:56,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:50:56,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:50:56,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:50:56,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:50:56,921 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:50:56,921 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:50:56,933 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:50:56,966 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2025-01-10 07:50:56,971 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2025-01-10 07:50:56,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:50:56,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:50:56,977 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:50:56,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2025-01-10 07:50:56,979 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:50:56,993 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:50:56,993 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:50:56,994 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 func_to_recursive_line_19_to_19_0_#in~a.base) 0)_1) = -2*v_rep(select (select #memory_int#1 func_to_recursive_line_19_to_19_0_#in~a.base) 0)_1 + 11 Supporting invariants [] [2025-01-10 07:50:57,004 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2025-01-10 07:50:57,024 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2025-01-10 07:50:57,034 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2025-01-10 07:50:57,034 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2025-01-10 07:50:57,035 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[#in~a!base,]]] [2025-01-10 07:50:57,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:50:57,071 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:50:57,089 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:50:57,089 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:50:57,089 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:50:57,091 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-01-10 07:50:57,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:50:57,116 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:50:57,125 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:50:57,125 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:50:57,125 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:50:57,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 21 conjuncts are in the unsatisfiable core [2025-01-10 07:50:57,127 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:50:57,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 20 [2025-01-10 07:50:57,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:50:57,236 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2025-01-10 07:50:57,238 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 15 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 12 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 5 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 states have internal predecessors, (4), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:50:57,344 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 15 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 12 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2). Second operand has 5 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 states have internal predecessors, (4), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 30 states and 35 transitions. Complement of second has 17 states. [2025-01-10 07:50:57,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2025-01-10 07:50:57,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 states have internal predecessors, (4), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:50:57,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 8 transitions. [2025-01-10 07:50:57,355 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 8 transitions. Stem has 3 letters. Loop has 3 letters. [2025-01-10 07:50:57,357 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:50:57,357 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 8 transitions. Stem has 6 letters. Loop has 3 letters. [2025-01-10 07:50:57,357 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:50:57,357 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 8 transitions. Stem has 3 letters. Loop has 6 letters. [2025-01-10 07:50:57,357 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:50:57,358 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 35 transitions. [2025-01-10 07:50:57,359 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:50:57,361 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 0 states and 0 transitions. [2025-01-10 07:50:57,362 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-01-10 07:50:57,362 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-01-10 07:50:57,362 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-01-10 07:50:57,363 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:50:57,363 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:50:57,363 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:50:57,363 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:50:57,363 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-01-10 07:50:57,363 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-01-10 07:50:57,363 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:50:57,363 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-01-10 07:50:57,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.01 07:50:57 BoogieIcfgContainer [2025-01-10 07:50:57,371 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-01-10 07:50:57,373 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-10 07:50:57,374 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-10 07:50:57,374 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-10 07:50:57,376 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:50:55" (3/4) ... [2025-01-10 07:50:57,377 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-10 07:50:57,378 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-10 07:50:57,379 INFO L158 Benchmark]: Toolchain (without parser) took 2640.83ms. Allocated memory is still 167.8MB. Free memory was 123.7MB in the beginning and 96.6MB in the end (delta: 27.2MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2025-01-10 07:50:57,380 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 118.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:50:57,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 159.29ms. Allocated memory is still 167.8MB. Free memory was 123.7MB in the beginning and 113.3MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 07:50:57,380 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.90ms. Allocated memory is still 167.8MB. Free memory was 113.3MB in the beginning and 112.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:50:57,381 INFO L158 Benchmark]: Boogie Preprocessor took 24.55ms. Allocated memory is still 167.8MB. Free memory was 112.1MB in the beginning and 110.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:50:57,383 INFO L158 Benchmark]: RCFGBuilder took 202.36ms. Allocated memory is still 167.8MB. Free memory was 110.9MB in the beginning and 100.1MB in the end (delta: 10.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-10 07:50:57,383 INFO L158 Benchmark]: BuchiAutomizer took 2214.99ms. Allocated memory is still 167.8MB. Free memory was 100.1MB in the beginning and 96.6MB in the end (delta: 3.5MB). Peak memory consumption was 1.1MB. Max. memory is 16.1GB. [2025-01-10 07:50:57,383 INFO L158 Benchmark]: Witness Printer took 5.66ms. Allocated memory is still 167.8MB. Free memory was 96.6MB in the beginning and 96.6MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:50:57,384 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 118.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 159.29ms. Allocated memory is still 167.8MB. Free memory was 123.7MB in the beginning and 113.3MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.90ms. Allocated memory is still 167.8MB. Free memory was 113.3MB in the beginning and 112.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.55ms. Allocated memory is still 167.8MB. Free memory was 112.1MB in the beginning and 110.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 202.36ms. Allocated memory is still 167.8MB. Free memory was 110.9MB in the beginning and 100.1MB in the end (delta: 10.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 2214.99ms. Allocated memory is still 167.8MB. Free memory was 100.1MB in the beginning and 96.6MB in the end (delta: 3.5MB). Peak memory consumption was 1.1MB. Max. memory is 16.1GB. * Witness Printer took 5.66ms. Allocated memory is still 167.8MB. Free memory was 96.6MB in the beginning and 96.6MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[#in~a!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. 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 [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 9 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20 IncrementalHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 5 mSDtfsCounter, 20 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital148 mio100 ax100 hnf100 lsp90 ukn87 mio100 lsp31 div100 bol100 ite100 ukn100 eq213 hnf87 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 34ms VariablesStem: 2 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: 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! [2025-01-10 07:50:57,403 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2025-01-10 07:50:57,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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