./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-regression/test25-1.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/ldv-regression/test25-1.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 de251549242251e9f54823879039d01198e32edde0d5daa52ae9e52ec83fdcc8 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-10 07:29:38,580 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-10 07:29:38,635 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-01-10 07:29:38,638 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-10 07:29:38,638 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-10 07:29:38,655 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-10 07:29:38,656 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-10 07:29:38,656 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-10 07:29:38,656 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-10 07:29:38,656 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-10 07:29:38,656 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-10 07:29:38,657 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-10 07:29:38,657 INFO L153 SettingsManager]: * Use SBE=true [2025-01-10 07:29:38,657 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-01-10 07:29:38,657 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-01-10 07:29:38,657 INFO L153 SettingsManager]: * Use old map elimination=false [2025-01-10 07:29:38,657 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-01-10 07:29:38,657 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-01-10 07:29:38,658 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-01-10 07:29:38,658 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-10 07:29:38,658 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-01-10 07:29:38,658 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-10 07:29:38,658 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-10 07:29:38,658 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-10 07:29:38,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-10 07:29:38,658 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-01-10 07:29:38,659 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-01-10 07:29:38,659 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-01-10 07:29:38,659 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-01-10 07:29:38,659 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-10 07:29:38,659 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-10 07:29:38,659 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-01-10 07:29:38,659 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-10 07:29:38,659 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-10 07:29:38,660 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-10 07:29:38,660 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 07:29:38,660 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-10 07:29:38,660 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-10 07:29:38,660 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-01-10 07:29:38,660 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 -> de251549242251e9f54823879039d01198e32edde0d5daa52ae9e52ec83fdcc8 [2025-01-10 07:29:38,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-10 07:29:38,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-10 07:29:38,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-10 07:29:38,980 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-10 07:29:38,980 INFO L274 PluginConnector]: CDTParser initialized [2025-01-10 07:29:38,981 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test25-1.c [2025-01-10 07:29:40,344 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2631a63e2/aba8fa313cef49648e56f05fa3c7d4cc/FLAG2d19e018c [2025-01-10 07:29:40,613 INFO L384 CDTParser]: Found 1 translation units. [2025-01-10 07:29:40,614 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-regression/test25-1.c [2025-01-10 07:29:40,623 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2631a63e2/aba8fa313cef49648e56f05fa3c7d4cc/FLAG2d19e018c [2025-01-10 07:29:40,641 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2631a63e2/aba8fa313cef49648e56f05fa3c7d4cc [2025-01-10 07:29:40,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-10 07:29:40,647 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-10 07:29:40,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-10 07:29:40,654 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-10 07:29:40,659 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-10 07:29:40,660 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:29:40" (1/1) ... [2025-01-10 07:29:40,661 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@726d7d09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:29:40, skipping insertion in model container [2025-01-10 07:29:40,661 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:29:40" (1/1) ... [2025-01-10 07:29:40,675 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-10 07:29:40,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:29:40,838 INFO L200 MainTranslator]: Completed pre-run [2025-01-10 07:29:40,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:29:40,872 INFO L204 MainTranslator]: Completed translation [2025-01-10 07:29:40,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:29:40 WrapperNode [2025-01-10 07:29:40,874 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-10 07:29:40,876 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-10 07:29:40,876 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-10 07:29:40,876 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-10 07:29:40,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:29:40" (1/1) ... [2025-01-10 07:29:40,887 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:29:40" (1/1) ... [2025-01-10 07:29:40,903 INFO L138 Inliner]: procedures = 16, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2025-01-10 07:29:40,904 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-10 07:29:40,906 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-10 07:29:40,907 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-10 07:29:40,907 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-10 07:29:40,914 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:29:40" (1/1) ... [2025-01-10 07:29:40,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:29:40" (1/1) ... [2025-01-10 07:29:40,916 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:29:40" (1/1) ... [2025-01-10 07:29:40,937 INFO L175 MemorySlicer]: Split 12 memory accesses to 3 slices as follows [2, 6, 4]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 3 writes are split as follows [0, 2, 1]. [2025-01-10 07:29:40,941 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:29:40" (1/1) ... [2025-01-10 07:29:40,941 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:29:40" (1/1) ... [2025-01-10 07:29:40,949 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:29:40" (1/1) ... [2025-01-10 07:29:40,951 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:29:40" (1/1) ... [2025-01-10 07:29:40,957 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:29:40" (1/1) ... [2025-01-10 07:29:40,958 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:29:40" (1/1) ... [2025-01-10 07:29:40,959 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:29:40" (1/1) ... [2025-01-10 07:29:40,965 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-10 07:29:40,966 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-10 07:29:40,967 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-10 07:29:40,967 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-10 07:29:40,968 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:29:40" (1/1) ... [2025-01-10 07:29:40,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:40,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:41,007 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 07:29:41,011 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 07:29:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-10 07:29:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-10 07:29:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-10 07:29:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-10 07:29:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-10 07:29:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-10 07:29:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-10 07:29:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-10 07:29:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-10 07:29:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-10 07:29:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-10 07:29:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-10 07:29:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-10 07:29:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-10 07:29:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-10 07:29:41,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-10 07:29:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-10 07:29:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-10 07:29:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-10 07:29:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-10 07:29:41,145 INFO L234 CfgBuilder]: Building ICFG [2025-01-10 07:29:41,147 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-10 07:29:41,334 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2025-01-10 07:29:41,334 INFO L283 CfgBuilder]: Performing block encoding [2025-01-10 07:29:41,342 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-10 07:29:41,342 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-10 07:29:41,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:29:41 BoogieIcfgContainer [2025-01-10 07:29:41,345 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-10 07:29:41,346 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-01-10 07:29:41,346 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-01-10 07:29:41,351 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-01-10 07:29:41,352 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:29:41,352 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.01 07:29:40" (1/3) ... [2025-01-10 07:29:41,354 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@76ff0aeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:29:41, skipping insertion in model container [2025-01-10 07:29:41,354 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:29:41,354 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:29:40" (2/3) ... [2025-01-10 07:29:41,354 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@76ff0aeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:29:41, skipping insertion in model container [2025-01-10 07:29:41,354 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:29:41,354 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:29:41" (3/3) ... [2025-01-10 07:29:41,355 INFO L363 chiAutomizerObserver]: Analyzing ICFG test25-1.c [2025-01-10 07:29:41,407 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-01-10 07:29:41,407 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-01-10 07:29:41,407 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-01-10 07:29:41,407 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-01-10 07:29:41,407 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-01-10 07:29:41,408 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-01-10 07:29:41,408 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-01-10 07:29:41,408 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-01-10 07:29:41,413 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.375) internal successors, (22), 16 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:29:41,426 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2025-01-10 07:29:41,427 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:29:41,427 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:29:41,431 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-01-10 07:29:41,432 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:29:41,433 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-01-10 07:29:41,433 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.375) internal successors, (22), 16 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:29:41,436 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2025-01-10 07:29:41,436 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:29:41,436 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:29:41,436 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-01-10 07:29:41,436 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:29:41,443 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~post9#1, main_~j~0#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~pre15#1, main_#t~ret16#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#array~0#1.base, main_~#array~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#array~0#1.base, main_~#array~0#1.offset := #Ultimate.allocOnStack(80);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;havoc main_#t~nondet6#1;main_~i~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;main_~j~0#1 := 0;" [2025-01-10 07:29:41,443 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~j~0#1 < 10;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;call write~int#1(main_#t~nondet8#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet8#1;main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" [2025-01-10 07:29:41,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:29:41,448 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2025-01-10 07:29:41,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:29:41,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561945439] [2025-01-10 07:29:41,454 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:29:41,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:29:41,514 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-01-10 07:29:41,534 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-01-10 07:29:41,535 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:41,535 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:41,535 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:29:41,541 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-01-10 07:29:41,551 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-01-10 07:29:41,552 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:41,553 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:41,571 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:29:41,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:29:41,574 INFO L85 PathProgramCache]: Analyzing trace with hash 37, now seen corresponding path program 1 times [2025-01-10 07:29:41,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:29:41,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868398989] [2025-01-10 07:29:41,575 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:29:41,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:29:41,586 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:29:41,602 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:29:41,603 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:41,603 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:41,604 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:29:41,609 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:29:41,620 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:29:41,624 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:41,625 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:41,628 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:29:41,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:29:41,633 INFO L85 PathProgramCache]: Analyzing trace with hash 29859, now seen corresponding path program 1 times [2025-01-10 07:29:41,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:29:41,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523416057] [2025-01-10 07:29:41,634 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:29:41,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:29:41,656 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:29:41,685 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:29:41,687 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:41,687 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:41,687 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:29:41,692 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:29:41,707 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:29:41,708 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:41,708 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:41,712 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:29:42,399 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:29:42,401 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:29:42,401 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:29:42,401 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:29:42,401 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:29:42,402 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:42,402 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:29:42,402 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:29:42,402 INFO L132 ssoRankerPreferences]: Filename of dumped script: test25-1.c_Iteration1_Lasso [2025-01-10 07:29:42,402 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:29:42,403 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:29:42,417 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,426 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,429 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,432 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,434 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,437 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,439 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,442 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,445 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,448 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,451 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,454 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,472 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,476 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,478 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,482 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,485 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,489 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:42,491 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:29:43,105 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:29:43,110 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:29:43,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,117 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 07:29:43,120 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 07:29:43,121 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 07:29:43,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,139 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,142 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,150 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2025-01-10 07:29:43,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,153 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 07:29:43,154 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 07:29:43,155 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 07:29:43,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,169 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,170 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,178 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 07:29:43,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,181 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 07:29:43,185 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 07:29:43,186 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 07:29:43,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,202 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,204 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,213 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 07:29:43,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,216 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 07:29:43,217 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 07:29:43,219 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 07:29:43,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,229 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,231 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,238 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2025-01-10 07:29:43,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,240 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 07:29:43,254 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 07:29:43,257 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 07:29:43,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,272 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,274 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,281 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2025-01-10 07:29:43,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,284 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 07:29:43,287 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 07:29:43,287 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 07:29:43,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,303 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,308 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,316 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2025-01-10 07:29:43,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,319 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 07:29:43,322 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 07:29:43,322 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 07:29:43,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,333 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,335 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,341 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 07:29:43,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,343 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 07:29:43,344 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 07:29:43,345 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 07:29:43,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,356 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,358 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,365 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 07:29:43,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,368 INFO L229 MonitoredProcess]: Starting monitored process 10 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 07:29:43,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2025-01-10 07:29:43,372 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 07:29:43,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,387 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,391 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,399 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2025-01-10 07:29:43,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,402 INFO L229 MonitoredProcess]: Starting monitored process 11 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 07:29:43,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2025-01-10 07:29:43,406 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 07:29:43,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,423 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,427 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,434 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2025-01-10 07:29:43,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,439 INFO L229 MonitoredProcess]: Starting monitored process 12 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 07:29:43,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2025-01-10 07:29:43,443 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 07:29:43,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,456 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,458 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,465 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2025-01-10 07:29:43,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,469 INFO L229 MonitoredProcess]: Starting monitored process 13 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 07:29:43,471 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2025-01-10 07:29:43,472 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 07:29:43,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,483 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,483 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,485 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,494 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2025-01-10 07:29:43,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,496 INFO L229 MonitoredProcess]: Starting monitored process 14 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 07:29:43,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2025-01-10 07:29:43,498 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 07:29:43,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,511 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:29:43,511 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:29:43,514 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2025-01-10 07:29:43,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,525 INFO L229 MonitoredProcess]: Starting monitored process 15 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 07:29:43,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2025-01-10 07:29:43,529 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 07:29:43,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,546 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:29:43,546 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:29:43,550 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,557 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2025-01-10 07:29:43,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,561 INFO L229 MonitoredProcess]: Starting monitored process 16 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 07:29:43,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2025-01-10 07:29:43,565 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 07:29:43,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,580 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,583 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,591 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2025-01-10 07:29:43,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,594 INFO L229 MonitoredProcess]: Starting monitored process 17 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 07:29:43,596 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2025-01-10 07:29:43,598 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 07:29:43,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,611 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,616 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,622 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2025-01-10 07:29:43,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,624 INFO L229 MonitoredProcess]: Starting monitored process 18 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 07:29:43,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2025-01-10 07:29:43,627 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 07:29:43,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,638 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,639 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,645 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2025-01-10 07:29:43,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,647 INFO L229 MonitoredProcess]: Starting monitored process 19 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 07:29:43,649 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2025-01-10 07:29:43,650 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 07:29:43,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,660 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,661 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,662 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,670 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2025-01-10 07:29:43,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,674 INFO L229 MonitoredProcess]: Starting monitored process 20 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 07:29:43,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2025-01-10 07:29:43,677 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 07:29:43,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,691 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:29:43,691 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:29:43,694 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,702 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2025-01-10 07:29:43,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,706 INFO L229 MonitoredProcess]: Starting monitored process 21 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 07:29:43,708 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2025-01-10 07:29:43,708 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 07:29:43,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,721 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,728 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2025-01-10 07:29:43,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,730 INFO L229 MonitoredProcess]: Starting monitored process 22 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 07:29:43,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2025-01-10 07:29:43,732 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 07:29:43,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,743 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,744 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,749 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2025-01-10 07:29:43,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,751 INFO L229 MonitoredProcess]: Starting monitored process 23 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 07:29:43,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2025-01-10 07:29:43,753 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 07:29:43,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,765 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:29:43,765 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:29:43,769 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,776 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2025-01-10 07:29:43,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,779 INFO L229 MonitoredProcess]: Starting monitored process 24 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 07:29:43,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2025-01-10 07:29:43,782 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 07:29:43,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,797 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:29:43,797 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:29:43,801 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,807 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2025-01-10 07:29:43,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,809 INFO L229 MonitoredProcess]: Starting monitored process 25 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 07:29:43,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2025-01-10 07:29:43,811 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 07:29:43,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,823 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:29:43,823 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:29:43,829 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,837 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2025-01-10 07:29:43,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,840 INFO L229 MonitoredProcess]: Starting monitored process 26 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 07:29:43,843 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2025-01-10 07:29:43,844 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 07:29:43,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,859 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:29:43,859 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:29:43,864 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,873 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2025-01-10 07:29:43,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,875 INFO L229 MonitoredProcess]: Starting monitored process 27 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 07:29:43,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2025-01-10 07:29:43,879 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 07:29:43,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,895 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:29:43,895 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:29:43,901 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,908 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2025-01-10 07:29:43,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,912 INFO L229 MonitoredProcess]: Starting monitored process 28 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 07:29:43,915 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 07:29:43,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2025-01-10 07:29:43,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,931 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:29:43,932 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:29:43,936 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,943 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2025-01-10 07:29:43,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,947 INFO L229 MonitoredProcess]: Starting monitored process 29 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 07:29:43,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2025-01-10 07:29:43,951 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 07:29:43,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:29:43,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:43,966 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:29:43,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:29:43,967 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:29:43,975 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2025-01-10 07:29:43,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:43,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:43,977 INFO L229 MonitoredProcess]: Starting monitored process 30 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 07:29:43,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2025-01-10 07:29:43,980 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 07:29:43,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:29:43,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:29:43,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:29:43,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:29:44,001 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:29:44,001 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:29:44,009 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:29:44,035 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2025-01-10 07:29:44,037 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2025-01-10 07:29:44,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:29:44,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:44,043 INFO L229 MonitoredProcess]: Starting monitored process 31 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 07:29:44,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2025-01-10 07:29:44,046 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:29:44,063 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:29:44,063 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:29:44,064 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, v_rep(select #length ULTIMATE.start_main_~#array~0#1.base)_1) = -16*ULTIMATE.start_main_~j~0#1 + 19*v_rep(select #length ULTIMATE.start_main_~#array~0#1.base)_1 Supporting invariants [] [2025-01-10 07:29:44,072 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2025-01-10 07:29:44,104 INFO L156 tatePredicateManager]: 10 out of 10 supporting invariants were superfluous and have been removed [2025-01-10 07:29:44,114 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-01-10 07:29:44,114 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-01-10 07:29:44,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:29:44,143 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-01-10 07:29:44,153 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-01-10 07:29:44,154 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:44,154 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:29:44,159 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:29:44,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:29:44,175 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:29:44,183 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:29:44,183 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:44,183 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:29:44,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-10 07:29:44,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:29:44,188 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 07:29:44,214 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-01-10 07:29:44,216 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.375) internal successors, (22), 16 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:29:44,246 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.375) internal successors, (22), 16 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 18 states and 24 transitions. Complement of second has 3 states. [2025-01-10 07:29:44,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2025-01-10 07:29:44,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:29:44,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2025-01-10 07:29:44,258 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 2 letters. Loop has 1 letters. [2025-01-10 07:29:44,259 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:29:44,259 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 3 letters. Loop has 1 letters. [2025-01-10 07:29:44,259 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:29:44,259 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 2 letters. Loop has 2 letters. [2025-01-10 07:29:44,259 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:29:44,260 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 24 transitions. [2025-01-10 07:29:44,261 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:29:44,262 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 9 states and 11 transitions. [2025-01-10 07:29:44,263 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2025-01-10 07:29:44,263 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2025-01-10 07:29:44,264 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2025-01-10 07:29:44,264 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:29:44,264 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2025-01-10 07:29:44,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2025-01-10 07:29:44,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2025-01-10 07:29:44,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:29:44,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2025-01-10 07:29:44,284 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2025-01-10 07:29:44,284 INFO L432 stractBuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2025-01-10 07:29:44,285 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-01-10 07:29:44,285 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 11 transitions. [2025-01-10 07:29:44,285 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:29:44,285 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:29:44,285 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:29:44,286 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2025-01-10 07:29:44,286 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:29:44,286 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~post9#1, main_~j~0#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~pre15#1, main_#t~ret16#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#array~0#1.base, main_~#array~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#array~0#1.base, main_~#array~0#1.offset := #Ultimate.allocOnStack(80);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;havoc main_#t~nondet6#1;main_~i~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;main_~j~0#1 := 0;" "assume !(main_~j~0#1 < 10);havoc main_~j~0#1;" "assume main_~i~0#1 >= 0 && main_~i~0#1 < 9;call write~$Pointer$#2(main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~i~0#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$#2(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_#t~mem10#1.base, 4 + main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset;call main_#t~mem11#1.base, main_#t~mem11#1.offset := read~$Pointer$#2(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem12#1 := read~int#1(main_#t~mem11#1.base, 4 + main_#t~mem11#1.offset, 4);" "assume main_#t~mem12#1 > 0;havoc main_#t~mem11#1.base, main_#t~mem11#1.offset;havoc main_#t~mem12#1;call main_#t~mem13#1 := read~int#1(main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~i~0#1), 4);main_~i~0#1 := main_#t~mem13#1 - 10;havoc main_#t~mem13#1;" [2025-01-10 07:29:44,286 INFO L754 eck$LassoCheckResult]: Loop: "call main_#t~mem14#1 := read~int#1(main_~pa~0#1.base, main_~pa~0#1.offset, 4);" "assume main_~i~0#1 < main_#t~mem14#1;havoc main_#t~mem14#1;" "main_#t~pre15#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre15#1;" [2025-01-10 07:29:44,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:29:44,289 INFO L85 PathProgramCache]: Analyzing trace with hash 28696776, now seen corresponding path program 1 times [2025-01-10 07:29:44,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:29:44,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815684284] [2025-01-10 07:29:44,290 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:29:44,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:29:44,298 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:29:44,307 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:29:44,310 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:44,311 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:29:44,392 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 07:29:44,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:29:44,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815684284] [2025-01-10 07:29:44,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815684284] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 07:29:44,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 07:29:44,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-10 07:29:44,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984839137] [2025-01-10 07:29:44,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 07:29:44,395 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:29:44,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:29:44,396 INFO L85 PathProgramCache]: Analyzing trace with hash 47765, now seen corresponding path program 1 times [2025-01-10 07:29:44,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:29:44,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105520880] [2025-01-10 07:29:44,396 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:29:44,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:29:44,399 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:29:44,403 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:29:44,403 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:44,403 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:44,404 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:29:44,405 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:29:44,407 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:29:44,408 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:44,408 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:44,410 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:29:44,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:29:44,446 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 07:29:44,446 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 07:29:44,447 INFO L87 Difference]: Start difference. First operand 9 states and 11 transitions. cyclomatic complexity: 4 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:29:44,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:29:44,456 INFO L93 Difference]: Finished difference Result 9 states and 10 transitions. [2025-01-10 07:29:44,456 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 10 transitions. [2025-01-10 07:29:44,457 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:29:44,457 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 9 states and 10 transitions. [2025-01-10 07:29:44,457 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2025-01-10 07:29:44,457 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2025-01-10 07:29:44,457 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 10 transitions. [2025-01-10 07:29:44,457 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:29:44,458 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 10 transitions. [2025-01-10 07:29:44,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 10 transitions. [2025-01-10 07:29:44,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2025-01-10 07:29:44,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:29:44,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 10 transitions. [2025-01-10 07:29:44,459 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 10 transitions. [2025-01-10 07:29:44,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 07:29:44,460 INFO L432 stractBuchiCegarLoop]: Abstraction has 9 states and 10 transitions. [2025-01-10 07:29:44,460 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-01-10 07:29:44,460 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 10 transitions. [2025-01-10 07:29:44,460 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:29:44,460 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:29:44,461 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:29:44,461 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2025-01-10 07:29:44,461 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:29:44,461 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~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~post9#1, main_~j~0#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~pre15#1, main_#t~ret16#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#array~0#1.base, main_~#array~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#array~0#1.base, main_~#array~0#1.offset := #Ultimate.allocOnStack(80);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;havoc main_#t~nondet6#1;main_~i~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;main_~j~0#1 := 0;" "assume main_~j~0#1 < 10;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;call write~int#1(main_#t~nondet8#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet8#1;main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" "assume !(main_~j~0#1 < 10);havoc main_~j~0#1;" "assume main_~i~0#1 >= 0 && main_~i~0#1 < 9;call write~$Pointer$#2(main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~i~0#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$#2(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_#t~mem10#1.base, 4 + main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset;call main_#t~mem11#1.base, main_#t~mem11#1.offset := read~$Pointer$#2(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem12#1 := read~int#1(main_#t~mem11#1.base, 4 + main_#t~mem11#1.offset, 4);" "assume main_#t~mem12#1 > 0;havoc main_#t~mem11#1.base, main_#t~mem11#1.offset;havoc main_#t~mem12#1;call main_#t~mem13#1 := read~int#1(main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~i~0#1), 4);main_~i~0#1 := main_#t~mem13#1 - 10;havoc main_#t~mem13#1;" [2025-01-10 07:29:44,461 INFO L754 eck$LassoCheckResult]: Loop: "call main_#t~mem14#1 := read~int#1(main_~pa~0#1.base, main_~pa~0#1.offset, 4);" "assume main_~i~0#1 < main_#t~mem14#1;havoc main_#t~mem14#1;" "main_#t~pre15#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre15#1;" [2025-01-10 07:29:44,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:29:44,462 INFO L85 PathProgramCache]: Analyzing trace with hash 889537512, now seen corresponding path program 1 times [2025-01-10 07:29:44,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:29:44,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134000999] [2025-01-10 07:29:44,462 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:29:44,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:29:44,470 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:29:44,477 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:29:44,478 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:44,478 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:29:44,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:29:44,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:29:44,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134000999] [2025-01-10 07:29:44,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134000999] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 07:29:44,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1781676061] [2025-01-10 07:29:44,551 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:29:44,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 07:29:44,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:44,554 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 07:29:44,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2025-01-10 07:29:44,611 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:29:44,642 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2025-01-10 07:29:44,650 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:29:44,650 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:44,650 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:29:44,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-01-10 07:29:44,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:29:44,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:29:44,670 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 07:29:44,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:29:44,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1781676061] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 07:29:44,688 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 07:29:44,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2025-01-10 07:29:44,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499937083] [2025-01-10 07:29:44,689 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 07:29:44,689 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:29:44,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:29:44,690 INFO L85 PathProgramCache]: Analyzing trace with hash 47765, now seen corresponding path program 2 times [2025-01-10 07:29:44,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:29:44,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739207202] [2025-01-10 07:29:44,690 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:29:44,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:29:44,695 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:29:44,699 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:29:44,700 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-10 07:29:44,700 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:44,700 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:29:44,701 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:29:44,702 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:29:44,702 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:44,702 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:44,706 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:29:44,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:29:44,744 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-10 07:29:44,744 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-01-10 07:29:44,744 INFO L87 Difference]: Start difference. First operand 9 states and 10 transitions. cyclomatic complexity: 3 Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 7 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:29:44,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:29:44,764 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2025-01-10 07:29:44,764 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 13 transitions. [2025-01-10 07:29:44,765 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:29:44,766 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 12 states and 13 transitions. [2025-01-10 07:29:44,766 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2025-01-10 07:29:44,766 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2025-01-10 07:29:44,766 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 13 transitions. [2025-01-10 07:29:44,767 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:29:44,767 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 13 transitions. [2025-01-10 07:29:44,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 13 transitions. [2025-01-10 07:29:44,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2025-01-10 07:29:44,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 11 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:29:44,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 13 transitions. [2025-01-10 07:29:44,769 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 13 transitions. [2025-01-10 07:29:44,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-10 07:29:44,770 INFO L432 stractBuchiCegarLoop]: Abstraction has 12 states and 13 transitions. [2025-01-10 07:29:44,770 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-01-10 07:29:44,770 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 13 transitions. [2025-01-10 07:29:44,771 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:29:44,771 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:29:44,771 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:29:44,771 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 1, 1, 1, 1, 1] [2025-01-10 07:29:44,771 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:29:44,772 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~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~post9#1, main_~j~0#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~pre15#1, main_#t~ret16#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#array~0#1.base, main_~#array~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#array~0#1.base, main_~#array~0#1.offset := #Ultimate.allocOnStack(80);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;havoc main_#t~nondet6#1;main_~i~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;main_~j~0#1 := 0;" "assume main_~j~0#1 < 10;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;call write~int#1(main_#t~nondet8#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet8#1;main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" "assume main_~j~0#1 < 10;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;call write~int#1(main_#t~nondet8#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet8#1;main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" "assume main_~j~0#1 < 10;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;call write~int#1(main_#t~nondet8#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet8#1;main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" "assume main_~j~0#1 < 10;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;call write~int#1(main_#t~nondet8#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet8#1;main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" "assume !(main_~j~0#1 < 10);havoc main_~j~0#1;" "assume main_~i~0#1 >= 0 && main_~i~0#1 < 9;call write~$Pointer$#2(main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~i~0#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$#2(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_#t~mem10#1.base, 4 + main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset;call main_#t~mem11#1.base, main_#t~mem11#1.offset := read~$Pointer$#2(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem12#1 := read~int#1(main_#t~mem11#1.base, 4 + main_#t~mem11#1.offset, 4);" "assume main_#t~mem12#1 > 0;havoc main_#t~mem11#1.base, main_#t~mem11#1.offset;havoc main_#t~mem12#1;call main_#t~mem13#1 := read~int#1(main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~i~0#1), 4);main_~i~0#1 := main_#t~mem13#1 - 10;havoc main_#t~mem13#1;" [2025-01-10 07:29:44,772 INFO L754 eck$LassoCheckResult]: Loop: "call main_#t~mem14#1 := read~int#1(main_~pa~0#1.base, main_~pa~0#1.offset, 4);" "assume main_~i~0#1 < main_#t~mem14#1;havoc main_#t~mem14#1;" "main_#t~pre15#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre15#1;" [2025-01-10 07:29:44,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:29:44,772 INFO L85 PathProgramCache]: Analyzing trace with hash 201697480, now seen corresponding path program 2 times [2025-01-10 07:29:44,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:29:44,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292959879] [2025-01-10 07:29:44,772 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:29:44,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:29:44,791 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 9 statements into 2 equivalence classes. [2025-01-10 07:29:44,825 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 9 of 9 statements. [2025-01-10 07:29:44,828 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-10 07:29:44,828 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:29:44,993 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:29:44,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:29:44,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292959879] [2025-01-10 07:29:44,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292959879] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 07:29:44,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [736918931] [2025-01-10 07:29:44,994 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:29:44,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 07:29:44,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:29:44,997 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 07:29:44,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2025-01-10 07:29:45,060 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 9 statements into 2 equivalence classes. [2025-01-10 07:29:45,096 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 9 of 9 statements. [2025-01-10 07:29:45,096 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-10 07:29:45,096 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:29:45,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-10 07:29:45,098 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:29:45,123 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:29:45,123 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 07:29:45,187 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:29:45,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [736918931] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 07:29:45,187 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 07:29:45,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2025-01-10 07:29:45,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185867523] [2025-01-10 07:29:45,187 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 07:29:45,187 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:29:45,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:29:45,188 INFO L85 PathProgramCache]: Analyzing trace with hash 47765, now seen corresponding path program 3 times [2025-01-10 07:29:45,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:29:45,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338967538] [2025-01-10 07:29:45,188 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-10 07:29:45,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:29:45,192 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:29:45,194 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:29:45,194 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-01-10 07:29:45,194 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:45,194 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:29:45,195 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:29:45,197 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:29:45,197 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:45,197 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:45,199 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:29:45,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:29:45,233 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-01-10 07:29:45,234 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2025-01-10 07:29:45,234 INFO L87 Difference]: Start difference. First operand 12 states and 13 transitions. cyclomatic complexity: 3 Second operand has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:29:45,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:29:45,262 INFO L93 Difference]: Finished difference Result 18 states and 19 transitions. [2025-01-10 07:29:45,262 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 19 transitions. [2025-01-10 07:29:45,263 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:29:45,263 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 18 states and 19 transitions. [2025-01-10 07:29:45,264 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2025-01-10 07:29:45,264 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2025-01-10 07:29:45,264 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 19 transitions. [2025-01-10 07:29:45,264 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:29:45,264 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 19 transitions. [2025-01-10 07:29:45,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 19 transitions. [2025-01-10 07:29:45,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2025-01-10 07:29:45,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.0555555555555556) internal successors, (19), 17 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:29:45,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 19 transitions. [2025-01-10 07:29:45,265 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 19 transitions. [2025-01-10 07:29:45,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-01-10 07:29:45,266 INFO L432 stractBuchiCegarLoop]: Abstraction has 18 states and 19 transitions. [2025-01-10 07:29:45,266 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-01-10 07:29:45,266 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 19 transitions. [2025-01-10 07:29:45,267 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:29:45,267 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:29:45,267 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:29:45,267 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 1, 1, 1, 1, 1] [2025-01-10 07:29:45,267 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:29:45,267 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~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~post9#1, main_~j~0#1, main_#t~mem10#1.base, main_#t~mem10#1.offset, main_#t~mem11#1.base, main_#t~mem11#1.offset, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~pre15#1, main_#t~ret16#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, main_~#array~0#1.base, main_~#array~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#cont~0#1.base, main_~#cont~0#1.offset := #Ultimate.allocOnStack(4);call main_~#array~0#1.base, main_~#array~0#1.offset := #Ultimate.allocOnStack(80);havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;havoc main_#t~nondet6#1;main_~i~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;main_~j~0#1 := 0;" "assume main_~j~0#1 < 10;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;call write~int#1(main_#t~nondet8#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet8#1;main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" "assume main_~j~0#1 < 10;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;call write~int#1(main_#t~nondet8#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet8#1;main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" "assume main_~j~0#1 < 10;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;call write~int#1(main_#t~nondet8#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet8#1;main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" "assume main_~j~0#1 < 10;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;call write~int#1(main_#t~nondet8#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet8#1;main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" "assume main_~j~0#1 < 10;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;call write~int#1(main_#t~nondet8#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet8#1;main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" "assume main_~j~0#1 < 10;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;call write~int#1(main_#t~nondet8#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet8#1;main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" "assume main_~j~0#1 < 10;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;call write~int#1(main_#t~nondet8#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet8#1;main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" "assume main_~j~0#1 < 10;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;call write~int#1(main_#t~nondet8#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet8#1;main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" "assume main_~j~0#1 < 10;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;call write~int#1(main_#t~nondet8#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet8#1;main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" "assume main_~j~0#1 < 10;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~j~0#1, 4);havoc main_#t~nondet7#1;havoc main_#t~nondet8#1;call write~int#1(main_#t~nondet8#1, main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~j~0#1), 4);havoc main_#t~nondet8#1;main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1;" "assume !(main_~j~0#1 < 10);havoc main_~j~0#1;" "assume main_~i~0#1 >= 0 && main_~i~0#1 < 9;call write~$Pointer$#2(main_~#array~0#1.base, main_~#array~0#1.offset + 8 * main_~i~0#1, main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem10#1.base, main_#t~mem10#1.offset := read~$Pointer$#2(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_#t~mem10#1.base, 4 + main_#t~mem10#1.offset;havoc main_#t~mem10#1.base, main_#t~mem10#1.offset;call main_#t~mem11#1.base, main_#t~mem11#1.offset := read~$Pointer$#2(main_~#cont~0#1.base, main_~#cont~0#1.offset, 4);call main_#t~mem12#1 := read~int#1(main_#t~mem11#1.base, 4 + main_#t~mem11#1.offset, 4);" "assume main_#t~mem12#1 > 0;havoc main_#t~mem11#1.base, main_#t~mem11#1.offset;havoc main_#t~mem12#1;call main_#t~mem13#1 := read~int#1(main_~#array~0#1.base, 4 + (main_~#array~0#1.offset + 8 * main_~i~0#1), 4);main_~i~0#1 := main_#t~mem13#1 - 10;havoc main_#t~mem13#1;" [2025-01-10 07:29:45,267 INFO L754 eck$LassoCheckResult]: Loop: "call main_#t~mem14#1 := read~int#1(main_~pa~0#1.base, main_~pa~0#1.offset, 4);" "assume main_~i~0#1 < main_#t~mem14#1;havoc main_#t~mem14#1;" "main_#t~pre15#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre15#1;" [2025-01-10 07:29:45,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:29:45,268 INFO L85 PathProgramCache]: Analyzing trace with hash -763767608, now seen corresponding path program 3 times [2025-01-10 07:29:45,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:29:45,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927622363] [2025-01-10 07:29:45,268 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-10 07:29:45,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:29:45,296 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 15 statements into 6 equivalence classes. [2025-01-10 07:29:45,406 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) and asserted 15 of 15 statements. [2025-01-10 07:29:45,407 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2025-01-10 07:29:45,407 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:45,407 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:29:45,413 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-01-10 07:29:45,518 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-01-10 07:29:45,518 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:45,518 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:45,527 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:29:45,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:29:45,528 INFO L85 PathProgramCache]: Analyzing trace with hash 47765, now seen corresponding path program 4 times [2025-01-10 07:29:45,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:29:45,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376607395] [2025-01-10 07:29:45,528 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-10 07:29:45,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:29:45,531 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 3 statements into 2 equivalence classes. [2025-01-10 07:29:45,533 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:29:45,533 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-10 07:29:45,533 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:45,533 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:29:45,534 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:29:45,534 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:29:45,534 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:45,535 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:45,536 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:29:45,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:29:45,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1335942254, now seen corresponding path program 1 times [2025-01-10 07:29:45,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:29:45,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780141917] [2025-01-10 07:29:45,537 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:29:45,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:29:45,563 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-01-10 07:29:45,617 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-01-10 07:29:45,621 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:45,621 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:45,622 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:29:45,629 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-01-10 07:29:45,767 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-01-10 07:29:45,768 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:29:45,768 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:29:45,778 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace