./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-recursive-malloc/mutual_simple.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-recursive-malloc/mutual_simple.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 64bit --witnessprinter.graph.data.programhash 6c12f09591910c75ee0fb408a48b3499b101134bf1227e2b3b797b62a89d1275 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-15 00:18:58,925 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 00:18:58,993 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-10-15 00:18:58,999 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 00:18:59,001 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 00:18:59,032 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 00:18:59,032 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 00:18:59,033 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 00:18:59,034 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 00:18:59,034 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 00:18:59,035 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 00:18:59,035 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 00:18:59,036 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 00:18:59,038 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-15 00:18:59,038 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-15 00:18:59,038 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-15 00:18:59,039 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-15 00:18:59,039 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-15 00:18:59,039 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-15 00:18:59,040 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 00:18:59,040 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-15 00:18:59,044 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 00:18:59,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 00:18:59,045 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-15 00:18:59,045 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-15 00:18:59,045 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-15 00:18:59,046 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 00:18:59,046 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-15 00:18:59,046 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 00:18:59,047 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-15 00:18:59,047 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 00:18:59,047 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 00:18:59,047 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 00:18:59,047 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-15 00:18:59,048 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-15 00:18:59,048 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-15 00:18:59,049 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c12f09591910c75ee0fb408a48b3499b101134bf1227e2b3b797b62a89d1275 [2024-10-15 00:18:59,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 00:18:59,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 00:18:59,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 00:18:59,406 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 00:18:59,407 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 00:18:59,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-recursive-malloc/mutual_simple.i [2024-10-15 00:19:00,889 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 00:19:01,073 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 00:19:01,074 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-recursive-malloc/mutual_simple.i [2024-10-15 00:19:01,080 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e65b11fca/178fa62d9520450784c3d813e00d77f7/FLAGdbb2275b7 [2024-10-15 00:19:01,093 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e65b11fca/178fa62d9520450784c3d813e00d77f7 [2024-10-15 00:19:01,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 00:19:01,097 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-15 00:19:01,098 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 00:19:01,098 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 00:19:01,103 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 00:19:01,104 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:19:01" (1/1) ... [2024-10-15 00:19:01,105 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1358d353 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:01, skipping insertion in model container [2024-10-15 00:19:01,105 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:19:01" (1/1) ... [2024-10-15 00:19:01,124 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 00:19:01,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 00:19:01,297 INFO L200 MainTranslator]: Completed pre-run [2024-10-15 00:19:01,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 00:19:01,331 INFO L204 MainTranslator]: Completed translation [2024-10-15 00:19:01,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:01 WrapperNode [2024-10-15 00:19:01,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 00:19:01,333 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 00:19:01,333 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 00:19:01,334 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 00:19:01,341 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:01" (1/1) ... [2024-10-15 00:19:01,348 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:01" (1/1) ... [2024-10-15 00:19:01,363 INFO L138 Inliner]: procedures = 12, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12 [2024-10-15 00:19:01,364 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 00:19:01,365 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 00:19:01,365 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 00:19:01,366 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 00:19:01,375 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:01" (1/1) ... [2024-10-15 00:19:01,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:01" (1/1) ... [2024-10-15 00:19:01,377 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:01" (1/1) ... [2024-10-15 00:19:01,392 INFO L175 MemorySlicer]: Split 5 memory accesses to 1 slices as follows [5]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 2 writes are split as follows [2]. [2024-10-15 00:19:01,393 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:01" (1/1) ... [2024-10-15 00:19:01,393 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:01" (1/1) ... [2024-10-15 00:19:01,396 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:01" (1/1) ... [2024-10-15 00:19:01,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:01" (1/1) ... [2024-10-15 00:19:01,402 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:01" (1/1) ... [2024-10-15 00:19:01,403 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:01" (1/1) ... [2024-10-15 00:19:01,405 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 00:19:01,407 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 00:19:01,407 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 00:19:01,407 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 00:19:01,408 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:01" (1/1) ... [2024-10-15 00:19:01,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-15 00:19:01,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-15 00:19:01,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-15 00:19:01,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-15 00:19:01,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-15 00:19:01,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-15 00:19:01,500 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-10-15 00:19:01,501 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-10-15 00:19:01,501 INFO L130 BoogieDeclarations]: Found specification of procedure g [2024-10-15 00:19:01,501 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2024-10-15 00:19:01,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 00:19:01,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 00:19:01,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-15 00:19:01,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-15 00:19:01,575 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 00:19:01,577 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 00:19:01,704 INFO L? ?]: Removed 3 outVars from TransFormulas that were not future-live. [2024-10-15 00:19:01,704 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 00:19:01,718 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 00:19:01,718 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-15 00:19:01,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:19:01 BoogieIcfgContainer [2024-10-15 00:19:01,719 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 00:19:01,721 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-15 00:19:01,721 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-15 00:19:01,726 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-15 00:19:01,727 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-15 00:19:01,727 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.10 12:19:01" (1/3) ... [2024-10-15 00:19:01,728 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@18e92c31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.10 12:19:01, skipping insertion in model container [2024-10-15 00:19:01,728 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-15 00:19:01,729 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:19:01" (2/3) ... [2024-10-15 00:19:01,729 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@18e92c31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.10 12:19:01, skipping insertion in model container [2024-10-15 00:19:01,729 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-15 00:19:01,730 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:19:01" (3/3) ... [2024-10-15 00:19:01,731 INFO L332 chiAutomizerObserver]: Analyzing ICFG mutual_simple.i [2024-10-15 00:19:01,831 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-15 00:19:01,831 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-15 00:19:01,831 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-15 00:19:01,832 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-15 00:19:01,832 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-15 00:19:01,832 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-15 00:19:01,833 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-15 00:19:01,833 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-15 00:19:01,837 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 13 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-10-15 00:19:01,865 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-10-15 00:19:01,865 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-15 00:19:01,865 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-15 00:19:01,892 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-10-15 00:19:01,892 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-10-15 00:19:01,893 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-15 00:19:01,893 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 13 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-10-15 00:19:01,899 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-10-15 00:19:01,900 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-15 00:19:01,900 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-15 00:19:01,900 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-10-15 00:19:01,900 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-10-15 00:19:01,908 INFO L745 eck$LassoCheckResult]: Stem: 15#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~nondet6#1, main_~p1~0#1.base, main_~p1~0#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~malloc5#1.base, main_#t~malloc5#1.offset;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet6#1; 9#L37true call f(main_~p1~0#1.base, main_~p1~0#1.offset);< 13#$Ultimate##0true [2024-10-15 00:19:01,910 INFO L747 eck$LassoCheckResult]: Loop: 13#$Ultimate##0true ~q.base, ~q.offset := #in~q.base, #in~q.offset;call #t~mem1 := read~int#0(~q.base, ~q.offset, 4); 12#L13true assume !(#t~mem1 < 0);havoc #t~mem1;call #t~mem2 := read~int#0(~q.base, ~q.offset, 4);#t~post3 := #t~mem2;call write~int#0(#t~post3 - 1, ~q.base, ~q.offset, 4);havoc #t~mem2;havoc #t~post3; 16#L17true call g(~q.base, ~q.offset);< 17#$Ultimate##0true ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem4 := read~int#0(~p.base, ~p.offset, 4); 11#L22true assume !(#t~mem4 < 0);havoc #t~mem4; 5#L25true call f(~p.base, ~p.offset);< 13#$Ultimate##0true [2024-10-15 00:19:01,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 00:19:01,922 INFO L85 PathProgramCache]: Analyzing trace with hash 43767, now seen corresponding path program 1 times [2024-10-15 00:19:01,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 00:19:01,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248075625] [2024-10-15 00:19:01,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 00:19:01,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 00:19:02,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-15 00:19:02,047 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-15 00:19:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-15 00:19:02,083 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-15 00:19:02,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 00:19:02,087 INFO L85 PathProgramCache]: Analyzing trace with hash 891860259, now seen corresponding path program 1 times [2024-10-15 00:19:02,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 00:19:02,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468563909] [2024-10-15 00:19:02,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 00:19:02,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 00:19:02,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-15 00:19:02,126 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-15 00:19:02,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-15 00:19:02,148 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-15 00:19:02,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 00:19:02,151 INFO L85 PathProgramCache]: Analyzing trace with hash -306262119, now seen corresponding path program 1 times [2024-10-15 00:19:02,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-15 00:19:02,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551990253] [2024-10-15 00:19:02,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-15 00:19:02,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-15 00:19:02,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-15 00:19:02,185 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-15 00:19:02,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-15 00:19:02,216 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-15 00:19:03,032 INFO L204 LassoAnalysis]: Preferences: [2024-10-15 00:19:03,033 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-15 00:19:03,033 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-15 00:19:03,033 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-15 00:19:03,033 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-15 00:19:03,033 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-15 00:19:03,034 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-15 00:19:03,034 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-15 00:19:03,034 INFO L132 ssoRankerPreferences]: Filename of dumped script: mutual_simple.i_Iteration1_Lasso [2024-10-15 00:19:03,034 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-15 00:19:03,034 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-15 00:19:03,052 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-15 00:19:03,060 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-15 00:19:03,062 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-15 00:19:03,289 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-15 00:19:03,292 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-15 00:19:03,296 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-15 00:19:03,298 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-15 00:19:03,301 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-15 00:19:03,304 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-15 00:19:03,306 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-15 00:19:03,309 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-15 00:19:03,312 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-15 00:19:03,314 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-15 00:19:03,317 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-15 00:19:03,646 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-15 00:19:03,650 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-15 00:19:03,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-15 00:19:03,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-15 00:19:03,655 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-15 00:19:03,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-15 00:19:03,658 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 [2024-10-15 00:19:03,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-15 00:19:03,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-15 00:19:03,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-15 00:19:03,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-15 00:19:03,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-15 00:19:03,675 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-15 00:19:03,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-15 00:19:03,678 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-15 00:19:03,695 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-15 00:19:03,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-15 00:19:03,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-15 00:19:03,699 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-15 00:19:03,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-15 00:19:03,702 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 [2024-10-15 00:19:03,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-15 00:19:03,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-15 00:19:03,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-15 00:19:03,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-15 00:19:03,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-15 00:19:03,717 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-15 00:19:03,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-15 00:19:03,718 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-15 00:19:03,734 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-10-15 00:19:03,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-15 00:19:03,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-15 00:19:03,737 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-15 00:19:03,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-15 00:19:03,740 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 [2024-10-15 00:19:03,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-15 00:19:03,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-15 00:19:03,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-15 00:19:03,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-15 00:19:03,757 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-15 00:19:03,758 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-15 00:19:03,763 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-15 00:19:03,779 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-10-15 00:19:03,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-15 00:19:03,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-15 00:19:03,782 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-15 00:19:03,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-15 00:19:03,786 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 [2024-10-15 00:19:03,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-15 00:19:03,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-15 00:19:03,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-15 00:19:03,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-15 00:19:03,804 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-15 00:19:03,805 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-15 00:19:03,810 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-15 00:19:03,826 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-15 00:19:03,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-15 00:19:03,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-15 00:19:03,829 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-15 00:19:03,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-15 00:19:03,833 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 [2024-10-15 00:19:03,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-15 00:19:03,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-15 00:19:03,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-15 00:19:03,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-15 00:19:03,853 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-15 00:19:03,853 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-15 00:19:03,857 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-15 00:19:03,872 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-10-15 00:19:03,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-15 00:19:03,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-15 00:19:03,873 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-15 00:19:03,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-15 00:19:03,876 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 [2024-10-15 00:19:03,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-15 00:19:03,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-15 00:19:03,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-15 00:19:03,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-15 00:19:03,895 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-15 00:19:03,895 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-15 00:19:03,905 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-15 00:19:03,923 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-15 00:19:03,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-15 00:19:03,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-15 00:19:03,926 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-15 00:19:03,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-15 00:19:03,928 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 [2024-10-15 00:19:03,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-15 00:19:03,942 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-15 00:19:03,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-15 00:19:03,942 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-15 00:19:03,946 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-15 00:19:03,946 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-15 00:19:03,953 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-15 00:19:03,970 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-15 00:19:03,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-15 00:19:03,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-15 00:19:03,972 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-15 00:19:03,973 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-15 00:19:03,975 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 [2024-10-15 00:19:03,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-15 00:19:03,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-15 00:19:03,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-15 00:19:03,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-15 00:19:04,000 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-15 00:19:04,000 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-15 00:19:04,011 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-15 00:19:04,044 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-10-15 00:19:04,044 INFO L444 ModelExtractionUtils]: 5 out of 16 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-10-15 00:19:04,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-15 00:19:04,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-15 00:19:04,074 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-15 00:19:04,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-15 00:19:04,078 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-15 00:19:04,094 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-15 00:19:04,094 INFO L474 LassoAnalysis]: Proved termination. [2024-10-15 00:19:04,095 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 f_#in~q.base) 0)_1) = 1*v_rep(select (select #memory_int#0 f_#in~q.base) 0)_1 Supporting invariants [] [2024-10-15 00:19:04,112 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-10-15 00:19:04,122 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-10-15 00:19:04,127 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-10-15 00:19:04,128 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-10-15 00:19:04,129 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[#in~q!base,]]] [2024-10-15 00:19:04,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-15 00:19:04,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 00:19:04,205 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-15 00:19:04,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-15 00:19:04,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-15 00:19:04,270 INFO L255 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-10-15 00:19:04,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-15 00:19:04,346 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 32 treesize of output 16 [2024-10-15 00:19:04,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-15 00:19:04,483 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2024-10-15 00:19:04,485 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 17 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 13 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-15 00:19:04,727 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 17 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 13 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 47 states and 53 transitions. Complement of second has 25 states. [2024-10-15 00:19:04,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 2 stem states 6 non-accepting loop states 1 accepting loop states [2024-10-15 00:19:04,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-15 00:19:04,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 15 transitions. [2024-10-15 00:19:04,738 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 15 transitions. Stem has 3 letters. Loop has 6 letters. [2024-10-15 00:19:04,740 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-15 00:19:04,740 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 15 transitions. Stem has 9 letters. Loop has 6 letters. [2024-10-15 00:19:04,740 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-15 00:19:04,740 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 15 transitions. Stem has 3 letters. Loop has 12 letters. [2024-10-15 00:19:04,741 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-15 00:19:04,742 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47 states and 53 transitions. [2024-10-15 00:19:04,746 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-15 00:19:04,749 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47 states to 0 states and 0 transitions. [2024-10-15 00:19:04,750 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-15 00:19:04,750 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-15 00:19:04,751 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-15 00:19:04,751 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-15 00:19:04,752 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-15 00:19:04,752 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-15 00:19:04,752 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-15 00:19:04,752 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-15 00:19:04,752 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-15 00:19:04,752 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-15 00:19:04,752 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-15 00:19:04,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.10 12:19:04 BoogieIcfgContainer [2024-10-15 00:19:04,760 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-15 00:19:04,761 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-15 00:19:04,761 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-15 00:19:04,761 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-15 00:19:04,762 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:19:01" (3/4) ... [2024-10-15 00:19:04,765 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-15 00:19:04,766 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-15 00:19:04,768 INFO L158 Benchmark]: Toolchain (without parser) took 3670.25ms. Allocated memory is still 176.2MB. Free memory was 139.2MB in the beginning and 76.9MB in the end (delta: 62.3MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. [2024-10-15 00:19:04,768 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 113.2MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 00:19:04,769 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.40ms. Allocated memory is still 176.2MB. Free memory was 138.6MB in the beginning and 128.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-15 00:19:04,769 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.85ms. Allocated memory is still 176.2MB. Free memory was 128.1MB in the beginning and 126.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 00:19:04,770 INFO L158 Benchmark]: Boogie Preprocessor took 40.12ms. Allocated memory is still 176.2MB. Free memory was 126.8MB in the beginning and 124.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 00:19:04,771 INFO L158 Benchmark]: RCFGBuilder took 313.47ms. Allocated memory is still 176.2MB. Free memory was 124.9MB in the beginning and 114.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-15 00:19:04,771 INFO L158 Benchmark]: BuchiAutomizer took 3039.04ms. Allocated memory is still 176.2MB. Free memory was 114.5MB in the beginning and 76.9MB in the end (delta: 37.6MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2024-10-15 00:19:04,772 INFO L158 Benchmark]: Witness Printer took 5.59ms. Allocated memory is still 176.2MB. Free memory is still 76.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 00:19:04,774 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 113.2MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 234.40ms. Allocated memory is still 176.2MB. Free memory was 138.6MB in the beginning and 128.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.85ms. Allocated memory is still 176.2MB. Free memory was 128.1MB in the beginning and 126.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.12ms. Allocated memory is still 176.2MB. Free memory was 126.8MB in the beginning and 124.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 313.47ms. Allocated memory is still 176.2MB. Free memory was 124.9MB in the beginning and 114.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 3039.04ms. Allocated memory is still 176.2MB. Free memory was 114.5MB in the beginning and 76.9MB in the end (delta: 37.6MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. * Witness Printer took 5.59ms. Allocated memory is still 176.2MB. Free memory is still 76.9MB. 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#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[#in~q!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 9 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. 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, 13 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13 mSDsluCounter, 35 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 23 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 58 IncrementalHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 12 mSDtfsCounter, 58 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital119 mio100 ax100 hnf100 lsp100 ukn68 mio100 lsp41 div100 bol100 ite100 ukn100 eq211 hnf87 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 29ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 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! [2024-10-15 00:19:04,799 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-15 00:19:05,001 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/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