./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/BrockschmidtCookFuhs-2013CAV-Fig1-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 48c9605d 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/termination-memory-alloca/BrockschmidtCookFuhs-2013CAV-Fig1-alloca-2.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-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 64bit --witnessprinter.graph.data.programhash 1e35e1f5dba77fd8ed843a6cdfa0fc21590233839dbc71bb991dc25008dd4b76 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 14:23:28,580 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 14:23:28,626 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2025-02-08 14:23:28,630 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 14:23:28,630 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 14:23:28,630 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-02-08 14:23:28,652 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 14:23:28,654 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 14:23:28,655 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 14:23:28,655 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 14:23:28,655 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 14:23:28,655 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 14:23:28,655 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 14:23:28,655 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 14:23:28,655 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-02-08 14:23:28,655 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-02-08 14:23:28,655 INFO L153 SettingsManager]: * Use old map elimination=false [2025-02-08 14:23:28,655 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-02-08 14:23:28,656 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-02-08 14:23:28,656 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-02-08 14:23:28,656 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 14:23:28,656 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-02-08 14:23:28,656 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 14:23:28,656 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 14:23:28,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-02-08 14:23:28,656 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-02-08 14:23:28,656 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-02-08 14:23:28,656 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 14:23:28,656 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 14:23:28,656 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-02-08 14:23:28,656 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 14:23:28,656 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 14:23:28,656 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 14:23:28,656 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 14:23:28,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 14:23:28,657 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 14:23:28,657 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-02-08 14:23:28,657 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e35e1f5dba77fd8ed843a6cdfa0fc21590233839dbc71bb991dc25008dd4b76 [2025-02-08 14:23:28,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 14:23:28,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 14:23:28,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 14:23:28,875 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 14:23:28,875 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 14:23:28,876 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/BrockschmidtCookFuhs-2013CAV-Fig1-alloca-2.i [2025-02-08 14:23:30,005 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/36ad85804/b37d6e75b4674711afd7919990beb6cc/FLAGccaa48fcb [2025-02-08 14:23:30,281 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 14:23:30,282 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/BrockschmidtCookFuhs-2013CAV-Fig1-alloca-2.i [2025-02-08 14:23:30,291 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/36ad85804/b37d6e75b4674711afd7919990beb6cc/FLAGccaa48fcb [2025-02-08 14:23:30,591 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/36ad85804/b37d6e75b4674711afd7919990beb6cc [2025-02-08 14:23:30,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 14:23:30,594 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 14:23:30,595 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 14:23:30,595 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 14:23:30,599 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 14:23:30,599 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:23:30" (1/1) ... [2025-02-08 14:23:30,600 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54ba6602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:23:30, skipping insertion in model container [2025-02-08 14:23:30,600 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:23:30" (1/1) ... [2025-02-08 14:23:30,633 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 14:23:30,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:23:30,832 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 14:23:30,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:23:30,892 INFO L204 MainTranslator]: Completed translation [2025-02-08 14:23:30,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:23:30 WrapperNode [2025-02-08 14:23:30,893 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 14:23:30,893 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 14:23:30,894 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 14:23:30,894 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 14:23:30,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:23:30" (1/1) ... [2025-02-08 14:23:30,908 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:23:30" (1/1) ... [2025-02-08 14:23:30,926 INFO L138 Inliner]: procedures = 110, calls = 23, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 58 [2025-02-08 14:23:30,927 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 14:23:30,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 14:23:30,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 14:23:30,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 14:23:30,932 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:23:30" (1/1) ... [2025-02-08 14:23:30,933 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:23:30" (1/1) ... [2025-02-08 14:23:30,934 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:23:30" (1/1) ... [2025-02-08 14:23:30,945 INFO L175 MemorySlicer]: Split 12 memory accesses to 3 slices as follows [5, 5, 2]. 42 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0]. The 6 writes are split as follows [3, 2, 1]. [2025-02-08 14:23:30,947 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:23:30" (1/1) ... [2025-02-08 14:23:30,947 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:23:30" (1/1) ... [2025-02-08 14:23:30,951 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:23:30" (1/1) ... [2025-02-08 14:23:30,955 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:23:30" (1/1) ... [2025-02-08 14:23:30,956 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:23:30" (1/1) ... [2025-02-08 14:23:30,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:23:30" (1/1) ... [2025-02-08 14:23:30,961 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 14:23:30,962 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 14:23:30,964 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 14:23:30,964 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 14:23:30,965 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:23:30" (1/1) ... [2025-02-08 14:23:30,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:30,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:30,994 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) [2025-02-08 14:23:30,997 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 [2025-02-08 14:23:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 14:23:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 14:23:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-08 14:23:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 14:23:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 14:23:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-08 14:23:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 14:23:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 14:23:31,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 14:23:31,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 14:23:31,098 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 14:23:31,099 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 14:23:31,207 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L548: call ULTIMATE.dealloc(main_#t~malloc2#1.base, main_#t~malloc2#1.offset);havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call ULTIMATE.dealloc(main_#t~malloc3#1.base, main_#t~malloc3#1.offset);havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call ULTIMATE.dealloc(main_#t~malloc4#1.base, main_#t~malloc4#1.offset);havoc main_#t~malloc4#1.base, main_#t~malloc4#1.offset; [2025-02-08 14:23:31,214 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2025-02-08 14:23:31,215 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 14:23:31,223 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 14:23:31,224 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 14:23:31,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:23:31 BoogieIcfgContainer [2025-02-08 14:23:31,224 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 14:23:31,225 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-02-08 14:23:31,225 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-02-08 14:23:31,229 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-02-08 14:23:31,230 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:23:31,230 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.02 02:23:30" (1/3) ... [2025-02-08 14:23:31,231 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@527a2776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:23:31, skipping insertion in model container [2025-02-08 14:23:31,231 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:23:31,231 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:23:30" (2/3) ... [2025-02-08 14:23:31,231 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@527a2776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:23:31, skipping insertion in model container [2025-02-08 14:23:31,231 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:23:31,231 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:23:31" (3/3) ... [2025-02-08 14:23:31,232 INFO L363 chiAutomizerObserver]: Analyzing ICFG BrockschmidtCookFuhs-2013CAV-Fig1-alloca-2.i [2025-02-08 14:23:31,271 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-02-08 14:23:31,271 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-02-08 14:23:31,271 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-02-08 14:23:31,271 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-02-08 14:23:31,271 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-02-08 14:23:31,272 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-02-08 14:23:31,272 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-02-08 14:23:31,272 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-02-08 14:23:31,279 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 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) [2025-02-08 14:23:31,294 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2025-02-08 14:23:31,294 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:23:31,294 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:23:31,298 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1] [2025-02-08 14:23:31,298 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-02-08 14:23:31,298 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-02-08 14:23:31,298 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 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) [2025-02-08 14:23:31,299 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2025-02-08 14:23:31,299 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:23:31,299 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:23:31,299 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1] [2025-02-08 14:23:31,299 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-02-08 14:23:31,303 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~mem13#1, main_~i~0#1.base, main_~i~0#1.offset, main_~j~0#1.base, main_~j~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~i~0#1.base, main_~i~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~j~0#1.base, main_~j~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~i~0#1.base, main_~i~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~j~0#1.base, main_~j~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~n~0#1.base, main_~n~0#1.offset, 4);havoc main_#t~nondet7#1;" [2025-02-08 14:23:31,303 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call main_#t~mem8#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);call main_#t~mem9#1 := read~int#2(main_~n~0#1.base, main_~n~0#1.offset, 4);" "assume main_#t~mem8#1 < main_#t~mem9#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;call write~int#0(0, main_~j~0#1.base, main_~j~0#1.offset, 4);" "assume !true;" "call main_#t~mem13#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);call write~int#1(1 + main_#t~mem13#1, main_~i~0#1.base, main_~i~0#1.offset, 4);havoc main_#t~mem13#1;" [2025-02-08 14:23:31,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:31,306 INFO L85 PathProgramCache]: Analyzing trace with hash 48, now seen corresponding path program 1 times [2025-02-08 14:23:31,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:23:31,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898007588] [2025-02-08 14:23:31,316 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:23:31,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:23:31,378 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-08 14:23:31,422 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-08 14:23:31,423 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:31,423 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:31,423 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:23:31,430 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-08 14:23:31,448 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-08 14:23:31,449 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:31,450 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:31,466 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:23:31,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:31,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1384154, now seen corresponding path program 1 times [2025-02-08 14:23:31,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:23:31,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487617979] [2025-02-08 14:23:31,469 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:23:31,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:23:31,477 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-08 14:23:31,480 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-08 14:23:31,480 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:31,480 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:23:31,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:23:31,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 14:23:31,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487617979] [2025-02-08 14:23:31,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487617979] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 14:23:31,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 14:23:31,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 14:23:31,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944591210] [2025-02-08 14:23:31,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 14:23:31,513 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-02-08 14:23:31,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 14:23:31,533 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-08 14:23:31,533 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-08 14:23:31,534 INFO L87 Difference]: Start difference. First operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 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) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2025-02-08 14:23:31,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 14:23:31,538 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2025-02-08 14:23:31,539 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 11 transitions. [2025-02-08 14:23:31,539 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2025-02-08 14:23:31,546 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 6 states and 7 transitions. [2025-02-08 14:23:31,547 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2025-02-08 14:23:31,547 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2025-02-08 14:23:31,547 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 7 transitions. [2025-02-08 14:23:31,547 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-08 14:23:31,548 INFO L218 hiAutomatonCegarLoop]: Abstraction has 6 states and 7 transitions. [2025-02-08 14:23:31,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states and 7 transitions. [2025-02-08 14:23:31,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2025-02-08 14:23:31,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 5 states have internal predecessors, (7), 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) [2025-02-08 14:23:31,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 7 transitions. [2025-02-08 14:23:31,567 INFO L240 hiAutomatonCegarLoop]: Abstraction has 6 states and 7 transitions. [2025-02-08 14:23:31,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-08 14:23:31,569 INFO L432 stractBuchiCegarLoop]: Abstraction has 6 states and 7 transitions. [2025-02-08 14:23:31,569 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-02-08 14:23:31,569 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states and 7 transitions. [2025-02-08 14:23:31,570 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2025-02-08 14:23:31,570 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:23:31,570 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:23:31,570 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1] [2025-02-08 14:23:31,570 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2025-02-08 14:23:31,570 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~mem13#1, main_~i~0#1.base, main_~i~0#1.offset, main_~j~0#1.base, main_~j~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~i~0#1.base, main_~i~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~j~0#1.base, main_~j~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~i~0#1.base, main_~i~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~j~0#1.base, main_~j~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~n~0#1.base, main_~n~0#1.offset, 4);havoc main_#t~nondet7#1;" [2025-02-08 14:23:31,570 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call main_#t~mem8#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);call main_#t~mem9#1 := read~int#2(main_~n~0#1.base, main_~n~0#1.offset, 4);" "assume main_#t~mem8#1 < main_#t~mem9#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;call write~int#0(0, main_~j~0#1.base, main_~j~0#1.offset, 4);" "assume true;call main_#t~mem10#1 := read~int#0(main_~j~0#1.base, main_~j~0#1.offset, 4);call main_#t~mem11#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);" "assume !(main_#t~mem10#1 <= main_#t~mem11#1);havoc main_#t~mem10#1;havoc main_#t~mem11#1;" "call main_#t~mem13#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);call write~int#1(1 + main_#t~mem13#1, main_~i~0#1.base, main_~i~0#1.offset, 4);havoc main_#t~mem13#1;" [2025-02-08 14:23:31,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:31,571 INFO L85 PathProgramCache]: Analyzing trace with hash 48, now seen corresponding path program 2 times [2025-02-08 14:23:31,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:23:31,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991983507] [2025-02-08 14:23:31,571 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-08 14:23:31,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:23:31,586 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 1 statements into 1 equivalence classes. [2025-02-08 14:23:31,603 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-08 14:23:31,603 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-08 14:23:31,603 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:31,604 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:23:31,606 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-08 14:23:31,613 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-08 14:23:31,613 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:31,614 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:31,616 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:23:31,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:31,616 INFO L85 PathProgramCache]: Analyzing trace with hash 42907910, now seen corresponding path program 1 times [2025-02-08 14:23:31,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:23:31,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835707172] [2025-02-08 14:23:31,617 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:23:31,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:23:31,622 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-08 14:23:31,630 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-08 14:23:31,630 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:31,630 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:31,631 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:23:31,632 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-08 14:23:31,636 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-08 14:23:31,637 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:31,637 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:31,641 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:23:31,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:31,642 INFO L85 PathProgramCache]: Analyzing trace with hash 1388478007, now seen corresponding path program 1 times [2025-02-08 14:23:31,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:23:31,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769704856] [2025-02-08 14:23:31,642 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:23:31,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:23:31,659 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-08 14:23:31,691 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-08 14:23:31,691 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:31,691 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:31,691 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:23:31,694 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-08 14:23:31,722 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-08 14:23:31,722 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:31,722 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:31,728 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:23:32,253 INFO L204 LassoAnalysis]: Preferences: [2025-02-08 14:23:32,254 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-08 14:23:32,254 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-08 14:23:32,254 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-08 14:23:32,254 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-08 14:23:32,254 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:32,254 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-08 14:23:32,254 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-08 14:23:32,255 INFO L132 ssoRankerPreferences]: Filename of dumped script: BrockschmidtCookFuhs-2013CAV-Fig1-alloca-2.i_Iteration2_Lasso [2025-02-08 14:23:32,255 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-08 14:23:32,255 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-08 14:23:32,267 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:32,272 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:32,659 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:32,662 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:32,664 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:32,665 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:32,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:32,670 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:32,672 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:32,675 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:32,677 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:32,681 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:32,684 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:32,687 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:32,989 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-08 14:23:32,992 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-08 14:23:32,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:32,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:32,996 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) [2025-02-08 14:23:32,998 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 [2025-02-08 14:23:32,999 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 [2025-02-08 14:23:33,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:33,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:23:33,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:33,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:33,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:33,016 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:23:33,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:23:33,020 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:33,026 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2025-02-08 14:23:33,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:33,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:33,029 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) [2025-02-08 14:23:33,031 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 [2025-02-08 14:23:33,031 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 [2025-02-08 14:23:33,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:33,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:33,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:33,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:33,045 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:33,045 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:33,049 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:33,055 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 [2025-02-08 14:23:33,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:33,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:33,057 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) [2025-02-08 14:23:33,059 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 [2025-02-08 14:23:33,060 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 [2025-02-08 14:23:33,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:33,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:33,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:33,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:33,075 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:33,075 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:33,081 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:33,087 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 [2025-02-08 14:23:33,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:33,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:33,089 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) [2025-02-08 14:23:33,090 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 [2025-02-08 14:23:33,091 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 [2025-02-08 14:23:33,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:33,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:33,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:33,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:33,103 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:33,103 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:33,108 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:33,113 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 [2025-02-08 14:23:33,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:33,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:33,115 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) [2025-02-08 14:23:33,116 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 [2025-02-08 14:23:33,118 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 [2025-02-08 14:23:33,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:33,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:33,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:33,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:33,130 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:33,130 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:33,132 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:33,138 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2025-02-08 14:23:33,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:33,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:33,140 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) [2025-02-08 14:23:33,141 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 [2025-02-08 14:23:33,142 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 [2025-02-08 14:23:33,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:33,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:33,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:33,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:33,154 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:33,154 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:33,158 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:33,165 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 [2025-02-08 14:23:33,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:33,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:33,167 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) [2025-02-08 14:23:33,168 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 [2025-02-08 14:23:33,169 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 [2025-02-08 14:23:33,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:33,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:33,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:33,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:33,182 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:33,182 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:33,187 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:33,192 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2025-02-08 14:23:33,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:33,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:33,195 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) [2025-02-08 14:23:33,196 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 [2025-02-08 14:23:33,197 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 [2025-02-08 14:23:33,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:33,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:33,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:33,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:33,210 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:33,210 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:33,226 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:33,232 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2025-02-08 14:23:33,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:33,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:33,235 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) [2025-02-08 14:23:33,235 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 [2025-02-08 14:23:33,237 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 [2025-02-08 14:23:33,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:33,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:33,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:33,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:33,253 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:33,253 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:33,261 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-08 14:23:33,273 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2025-02-08 14:23:33,275 INFO L444 ModelExtractionUtils]: 12 out of 19 variables were initially zero. Simplification set additionally 5 variables to zero. [2025-02-08 14:23:33,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:33,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:33,280 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) [2025-02-08 14:23:33,282 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 [2025-02-08 14:23:33,282 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-08 14:23:33,293 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-02-08 14:23:33,293 INFO L474 LassoAnalysis]: Proved termination. [2025-02-08 14:23:33,294 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~i~0#1.base) 0)_1) = -1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~i~0#1.base) 0)_1 Supporting invariants [] [2025-02-08 14:23:33,299 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 [2025-02-08 14:23:33,355 INFO L156 tatePredicateManager]: 22 out of 23 supporting invariants were superfluous and have been removed [2025-02-08 14:23:33,361 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2025-02-08 14:23:33,362 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2025-02-08 14:23:33,362 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~i~0!base,]]] [2025-02-08 14:23:33,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:33,395 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-08 14:23:33,406 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-08 14:23:33,406 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:33,406 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:23:33,408 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-02-08 14:23:33,409 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:23:33,417 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-08 14:23:33,423 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-08 14:23:33,423 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:33,423 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:23:33,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-02-08 14:23:33,425 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:23:33,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2025-02-08 14:23:33,481 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2025-02-08 14:23:33,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:23:33,524 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2025-02-08 14:23:33,525 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 6 states and 7 transitions. cyclomatic complexity: 2 Second operand has 6 states, 6 states have (on average 1.0) internal successors, (6), 5 states have internal predecessors, (6), 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) [2025-02-08 14:23:33,648 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 6 states and 7 transitions. cyclomatic complexity: 2. Second operand has 6 states, 6 states have (on average 1.0) internal successors, (6), 5 states have internal predecessors, (6), 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 20 states and 25 transitions. Complement of second has 10 states. [2025-02-08 14:23:33,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2025-02-08 14:23:33,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.0) internal successors, (6), 5 states have internal predecessors, (6), 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) [2025-02-08 14:23:33,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 12 transitions. [2025-02-08 14:23:33,656 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 1 letters. Loop has 5 letters. [2025-02-08 14:23:33,657 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:23:33,657 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 6 letters. Loop has 5 letters. [2025-02-08 14:23:33,657 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:23:33,657 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 1 letters. Loop has 10 letters. [2025-02-08 14:23:33,657 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:23:33,657 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 25 transitions. [2025-02-08 14:23:33,658 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2025-02-08 14:23:33,658 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 19 states and 24 transitions. [2025-02-08 14:23:33,658 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2025-02-08 14:23:33,658 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2025-02-08 14:23:33,658 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 24 transitions. [2025-02-08 14:23:33,658 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-02-08 14:23:33,658 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 24 transitions. [2025-02-08 14:23:33,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 24 transitions. [2025-02-08 14:23:33,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2025-02-08 14:23:33,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 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) [2025-02-08 14:23:33,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 23 transitions. [2025-02-08 14:23:33,659 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2025-02-08 14:23:33,659 INFO L432 stractBuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2025-02-08 14:23:33,659 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-02-08 14:23:33,660 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 23 transitions. [2025-02-08 14:23:33,661 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2025-02-08 14:23:33,661 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:23:33,661 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:23:33,661 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-02-08 14:23:33,661 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1] [2025-02-08 14:23:33,662 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~mem13#1, main_~i~0#1.base, main_~i~0#1.offset, main_~j~0#1.base, main_~j~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~i~0#1.base, main_~i~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~j~0#1.base, main_~j~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~i~0#1.base, main_~i~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~j~0#1.base, main_~j~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~n~0#1.base, main_~n~0#1.offset, 4);havoc main_#t~nondet7#1;" "assume true;call main_#t~mem8#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);call main_#t~mem9#1 := read~int#2(main_~n~0#1.base, main_~n~0#1.offset, 4);" [2025-02-08 14:23:33,662 INFO L754 eck$LassoCheckResult]: Loop: "assume main_#t~mem8#1 < main_#t~mem9#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;call write~int#0(0, main_~j~0#1.base, main_~j~0#1.offset, 4);" "assume true;call main_#t~mem10#1 := read~int#0(main_~j~0#1.base, main_~j~0#1.offset, 4);call main_#t~mem11#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);" "assume main_#t~mem10#1 <= main_#t~mem11#1;havoc main_#t~mem10#1;havoc main_#t~mem11#1;call main_#t~mem12#1 := read~int#0(main_~j~0#1.base, main_~j~0#1.offset, 4);call write~int#0(1 + main_#t~mem12#1, main_~j~0#1.base, main_~j~0#1.offset, 4);havoc main_#t~mem12#1;" "assume true;call main_#t~mem10#1 := read~int#0(main_~j~0#1.base, main_~j~0#1.offset, 4);call main_#t~mem11#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);" "assume !(main_#t~mem10#1 <= main_#t~mem11#1);havoc main_#t~mem10#1;havoc main_#t~mem11#1;" "call main_#t~mem13#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);call write~int#1(1 + main_#t~mem13#1, main_~i~0#1.base, main_~i~0#1.offset, 4);havoc main_#t~mem13#1;" "assume true;call main_#t~mem8#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);call main_#t~mem9#1 := read~int#2(main_~n~0#1.base, main_~n~0#1.offset, 4);" [2025-02-08 14:23:33,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:33,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1503, now seen corresponding path program 1 times [2025-02-08 14:23:33,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:23:33,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664112820] [2025-02-08 14:23:33,664 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:23:33,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:23:33,670 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:23:33,692 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:23:33,692 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:33,692 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:33,692 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:23:33,694 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:23:33,705 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:23:33,705 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:33,705 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:33,707 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:23:33,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:33,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1548285493, now seen corresponding path program 1 times [2025-02-08 14:23:33,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:23:33,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535088615] [2025-02-08 14:23:33,711 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:23:33,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:23:33,715 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-02-08 14:23:33,721 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-02-08 14:23:33,721 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:33,721 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:33,721 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:23:33,722 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-02-08 14:23:33,726 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-02-08 14:23:33,726 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:33,726 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:33,728 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:23:33,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:33,728 INFO L85 PathProgramCache]: Analyzing trace with hash -680641897, now seen corresponding path program 1 times [2025-02-08 14:23:33,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:23:33,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54242528] [2025-02-08 14:23:33,728 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:23:33,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:23:33,740 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-02-08 14:23:33,752 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-02-08 14:23:33,756 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:33,756 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:33,756 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:23:33,759 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-02-08 14:23:33,773 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-02-08 14:23:33,773 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:33,773 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:33,776 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:23:34,011 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2025-02-08 14:23:34,337 INFO L204 LassoAnalysis]: Preferences: [2025-02-08 14:23:34,337 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-08 14:23:34,338 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-08 14:23:34,338 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-08 14:23:34,338 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-08 14:23:34,338 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:34,338 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-08 14:23:34,338 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-08 14:23:34,338 INFO L132 ssoRankerPreferences]: Filename of dumped script: BrockschmidtCookFuhs-2013CAV-Fig1-alloca-2.i_Iteration3_Lasso [2025-02-08 14:23:34,338 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-08 14:23:34,338 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-08 14:23:34,339 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:34,343 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:34,346 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:34,589 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:34,591 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:34,594 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:34,595 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:34,597 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:34,598 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:34,601 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:34,602 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:34,604 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:34,850 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-08 14:23:34,852 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-08 14:23:34,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:34,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:34,854 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) [2025-02-08 14:23:34,855 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 [2025-02-08 14:23:34,856 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 [2025-02-08 14:23:34,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:34,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:23:34,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:34,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:34,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:34,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:23:34,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:23:34,868 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:34,874 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 [2025-02-08 14:23:34,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:34,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:34,876 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) [2025-02-08 14:23:34,877 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 [2025-02-08 14:23:34,878 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 [2025-02-08 14:23:34,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:34,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:23:34,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:34,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:34,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:34,888 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:23:34,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:23:34,889 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:34,895 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 [2025-02-08 14:23:34,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:34,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:34,897 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) [2025-02-08 14:23:34,897 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 [2025-02-08 14:23:34,898 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 [2025-02-08 14:23:34,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:34,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:34,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:34,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:34,911 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:34,911 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:34,918 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-08 14:23:34,935 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2025-02-08 14:23:34,935 INFO L444 ModelExtractionUtils]: 4 out of 19 variables were initially zero. Simplification set additionally 8 variables to zero. [2025-02-08 14:23:34,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:34,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:34,937 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) [2025-02-08 14:23:34,939 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 [2025-02-08 14:23:34,939 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-08 14:23:34,950 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 2. [2025-02-08 14:23:34,950 INFO L474 LassoAnalysis]: Proved termination. [2025-02-08 14:23:34,950 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#2 ULTIMATE.start_main_~n~0#1.base) ULTIMATE.start_main_~n~0#1.offset)_2, ULTIMATE.start_main_#t~mem8#1) = 1*v_rep(select (select #memory_int#2 ULTIMATE.start_main_~n~0#1.base) ULTIMATE.start_main_~n~0#1.offset)_2 - 1*ULTIMATE.start_main_#t~mem8#1 Supporting invariants [1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~i~0#1.base) ULTIMATE.start_main_~i~0#1.offset)_2 - 1*ULTIMATE.start_main_#t~mem8#1 >= 0, -1*ULTIMATE.start_main_#t~mem9#1 + 1*v_rep(select (select #memory_int#2 ULTIMATE.start_main_~n~0#1.base) ULTIMATE.start_main_~n~0#1.offset)_2 >= 0] [2025-02-08 14:23:34,956 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 [2025-02-08 14:23:35,009 INFO L156 tatePredicateManager]: 21 out of 23 supporting invariants were superfluous and have been removed [2025-02-08 14:23:35,013 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2025-02-08 14:23:35,013 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2025-02-08 14:23:35,014 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~n~0!base,]]] [2025-02-08 14:23:35,014 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~mem8 [2025-02-08 14:23:35,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:35,040 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:23:35,049 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:23:35,050 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:35,050 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:23:35,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-02-08 14:23:35,051 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:23:35,056 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-02-08 14:23:35,062 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-02-08 14:23:35,062 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:35,062 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:23:35,063 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-02-08 14:23:35,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:23:35,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2025-02-08 14:23:35,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-02-08 14:23:35,117 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2025-02-08 14:23:35,117 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 7 Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 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) [2025-02-08 14:23:35,162 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 7. Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 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 33 states and 41 transitions. Complement of second has 6 states. [2025-02-08 14:23:35,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-02-08 14:23:35,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 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) [2025-02-08 14:23:35,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 8 transitions. [2025-02-08 14:23:35,165 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 2 letters. Loop has 7 letters. [2025-02-08 14:23:35,165 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:23:35,165 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 9 letters. Loop has 7 letters. [2025-02-08 14:23:35,165 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:23:35,166 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 2 letters. Loop has 14 letters. [2025-02-08 14:23:35,166 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:23:35,166 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 41 transitions. [2025-02-08 14:23:35,167 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-08 14:23:35,167 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 23 states and 30 transitions. [2025-02-08 14:23:35,167 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2025-02-08 14:23:35,167 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2025-02-08 14:23:35,167 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 30 transitions. [2025-02-08 14:23:35,167 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-02-08 14:23:35,168 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 30 transitions. [2025-02-08 14:23:35,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 30 transitions. [2025-02-08 14:23:35,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2025-02-08 14:23:35,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 20 states have internal predecessors, (28), 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) [2025-02-08 14:23:35,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 28 transitions. [2025-02-08 14:23:35,171 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 28 transitions. [2025-02-08 14:23:35,171 INFO L432 stractBuchiCegarLoop]: Abstraction has 21 states and 28 transitions. [2025-02-08 14:23:35,171 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-02-08 14:23:35,171 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 28 transitions. [2025-02-08 14:23:35,172 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-08 14:23:35,172 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:23:35,172 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:23:35,172 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-02-08 14:23:35,172 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-02-08 14:23:35,172 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~mem13#1, main_~i~0#1.base, main_~i~0#1.offset, main_~j~0#1.base, main_~j~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~i~0#1.base, main_~i~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~j~0#1.base, main_~j~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~i~0#1.base, main_~i~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~j~0#1.base, main_~j~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~n~0#1.base, main_~n~0#1.offset, 4);havoc main_#t~nondet7#1;" "assume true;call main_#t~mem8#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);call main_#t~mem9#1 := read~int#2(main_~n~0#1.base, main_~n~0#1.offset, 4);" "assume main_#t~mem8#1 < main_#t~mem9#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;call write~int#0(0, main_~j~0#1.base, main_~j~0#1.offset, 4);" [2025-02-08 14:23:35,172 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call main_#t~mem10#1 := read~int#0(main_~j~0#1.base, main_~j~0#1.offset, 4);call main_#t~mem11#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);" "assume main_#t~mem10#1 <= main_#t~mem11#1;havoc main_#t~mem10#1;havoc main_#t~mem11#1;call main_#t~mem12#1 := read~int#0(main_~j~0#1.base, main_~j~0#1.offset, 4);call write~int#0(1 + main_#t~mem12#1, main_~j~0#1.base, main_~j~0#1.offset, 4);havoc main_#t~mem12#1;" [2025-02-08 14:23:35,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:35,172 INFO L85 PathProgramCache]: Analyzing trace with hash 46607, now seen corresponding path program 1 times [2025-02-08 14:23:35,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:23:35,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800395829] [2025-02-08 14:23:35,172 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:23:35,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:23:35,194 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-08 14:23:35,194 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 [2025-02-08 14:23:35,202 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-08 14:23:35,202 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:35,202 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:35,202 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:23:35,204 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-08 14:23:35,208 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-08 14:23:35,208 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:35,208 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:35,210 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:23:35,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:35,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1248, now seen corresponding path program 1 times [2025-02-08 14:23:35,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:23:35,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387580057] [2025-02-08 14:23:35,210 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:23:35,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:23:35,213 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:23:35,214 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:23:35,214 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:35,214 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:35,214 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:23:35,215 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:23:35,216 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:23:35,216 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:35,216 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:35,218 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:23:35,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:35,218 INFO L85 PathProgramCache]: Analyzing trace with hash 44789614, now seen corresponding path program 1 times [2025-02-08 14:23:35,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:23:35,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351959628] [2025-02-08 14:23:35,218 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:23:35,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:23:35,223 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-08 14:23:35,227 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-08 14:23:35,228 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:35,228 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:35,228 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:23:35,229 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-08 14:23:35,234 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-08 14:23:35,235 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:35,235 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:35,236 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:23:35,692 INFO L204 LassoAnalysis]: Preferences: [2025-02-08 14:23:35,692 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-08 14:23:35,692 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-08 14:23:35,692 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-08 14:23:35,692 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-08 14:23:35,692 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:35,692 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-08 14:23:35,692 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-08 14:23:35,692 INFO L132 ssoRankerPreferences]: Filename of dumped script: BrockschmidtCookFuhs-2013CAV-Fig1-alloca-2.i_Iteration4_Lasso [2025-02-08 14:23:35,692 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-08 14:23:35,692 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-08 14:23:35,694 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:35,697 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:35,699 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:35,700 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:35,702 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:35,703 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:35,704 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:35,706 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:35,707 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:35,708 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:35,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:35,941 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:35,943 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:35,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:36,131 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-08 14:23:36,131 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-08 14:23:36,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:36,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:36,134 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) [2025-02-08 14:23:36,135 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 [2025-02-08 14:23:36,136 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 [2025-02-08 14:23:36,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:36,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:23:36,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:36,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:36,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:36,146 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:23:36,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:23:36,147 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:36,152 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 [2025-02-08 14:23:36,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:36,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:36,154 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) [2025-02-08 14:23:36,155 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 [2025-02-08 14:23:36,156 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 [2025-02-08 14:23:36,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:36,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:23:36,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:36,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:36,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:36,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:23:36,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:23:36,167 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:36,172 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2025-02-08 14:23:36,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:36,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:36,175 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) [2025-02-08 14:23:36,176 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 [2025-02-08 14:23:36,177 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 [2025-02-08 14:23:36,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:36,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:23:36,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:36,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:36,187 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:36,187 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:23:36,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:23:36,188 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:36,193 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 [2025-02-08 14:23:36,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:36,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:36,195 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) [2025-02-08 14:23:36,196 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 [2025-02-08 14:23:36,197 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 [2025-02-08 14:23:36,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:36,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:36,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:36,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:36,207 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:36,207 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:36,209 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:36,215 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 [2025-02-08 14:23:36,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:36,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:36,217 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) [2025-02-08 14:23:36,217 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 [2025-02-08 14:23:36,218 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 [2025-02-08 14:23:36,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:36,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:36,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:36,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:36,229 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:36,229 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:36,231 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:36,236 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 [2025-02-08 14:23:36,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:36,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:36,238 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) [2025-02-08 14:23:36,239 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 [2025-02-08 14:23:36,241 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 [2025-02-08 14:23:36,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:36,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:23:36,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:36,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:36,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:36,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:23:36,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:23:36,252 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:36,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2025-02-08 14:23:36,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:36,257 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:36,259 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) [2025-02-08 14:23:36,262 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 [2025-02-08 14:23:36,262 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 [2025-02-08 14:23:36,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:36,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:23:36,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:36,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:36,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:36,272 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:23:36,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:23:36,273 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:36,278 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 [2025-02-08 14:23:36,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:36,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:36,280 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) [2025-02-08 14:23:36,280 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 [2025-02-08 14:23:36,282 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 [2025-02-08 14:23:36,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:36,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:23:36,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:36,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:36,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:36,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:23:36,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:23:36,293 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:36,298 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 [2025-02-08 14:23:36,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:36,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:36,300 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) [2025-02-08 14:23:36,301 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 [2025-02-08 14:23:36,301 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 [2025-02-08 14:23:36,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:36,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:23:36,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:36,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:36,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:36,311 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:23:36,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:23:36,312 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:36,319 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 [2025-02-08 14:23:36,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:36,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:36,322 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) [2025-02-08 14:23:36,324 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 [2025-02-08 14:23:36,324 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 [2025-02-08 14:23:36,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:36,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:36,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:36,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:36,336 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:36,336 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:36,339 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:36,345 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 [2025-02-08 14:23:36,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:36,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:36,347 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) [2025-02-08 14:23:36,347 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 [2025-02-08 14:23:36,349 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 [2025-02-08 14:23:36,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:36,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:36,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:36,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:36,361 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:36,361 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:36,368 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:36,374 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2025-02-08 14:23:36,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:36,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:36,376 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) [2025-02-08 14:23:36,377 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 [2025-02-08 14:23:36,378 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 [2025-02-08 14:23:36,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:36,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:36,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:36,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:36,390 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:36,390 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:36,393 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:36,412 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2025-02-08 14:23:36,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:36,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:36,414 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) [2025-02-08 14:23:36,415 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 [2025-02-08 14:23:36,416 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 [2025-02-08 14:23:36,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:36,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:36,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:36,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:36,429 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:36,429 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:36,433 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:36,439 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2025-02-08 14:23:36,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:36,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:36,440 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) [2025-02-08 14:23:36,442 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 [2025-02-08 14:23:36,442 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 [2025-02-08 14:23:36,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:36,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:36,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:36,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:36,453 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:36,453 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:36,455 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:36,461 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2025-02-08 14:23:36,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:36,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:36,463 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) [2025-02-08 14:23:36,465 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 [2025-02-08 14:23:36,465 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 [2025-02-08 14:23:36,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:36,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:36,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:36,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:36,478 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:36,478 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:36,483 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-08 14:23:36,498 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2025-02-08 14:23:36,498 INFO L444 ModelExtractionUtils]: 4 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2025-02-08 14:23:36,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:36,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:36,502 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) [2025-02-08 14:23:36,504 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 [2025-02-08 14:23:36,505 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-08 14:23:36,521 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-02-08 14:23:36,521 INFO L474 LassoAnalysis]: Proved termination. [2025-02-08 14:23:36,521 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~i~0#1.base) ULTIMATE.start_main_~i~0#1.offset)_3, v_rep(select (select #memory_int#0 ULTIMATE.start_main_~j~0#1.base) ULTIMATE.start_main_~j~0#1.offset)_3) = 2*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~i~0#1.base) ULTIMATE.start_main_~i~0#1.offset)_3 - 2*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~j~0#1.base) ULTIMATE.start_main_~j~0#1.offset)_3 + 1 Supporting invariants [] [2025-02-08 14:23:36,532 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 [2025-02-08 14:23:36,575 INFO L156 tatePredicateManager]: 21 out of 21 supporting invariants were superfluous and have been removed [2025-02-08 14:23:36,577 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2025-02-08 14:23:36,577 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2025-02-08 14:23:36,577 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~j~0!base,]]] [2025-02-08 14:23:36,577 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2025-02-08 14:23:36,577 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2025-02-08 14:23:36,577 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~i~0!base,]]] [2025-02-08 14:23:36,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:36,595 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-08 14:23:36,602 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-08 14:23:36,602 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:36,602 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:23:36,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-08 14:23:36,603 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:23:36,608 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:23:36,611 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:23:36,611 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:36,611 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:23:36,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-08 14:23:36,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:23:36,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:23:36,626 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-02-08 14:23:36,626 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 10 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) [2025-02-08 14:23:36,642 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 10. 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) Result 45 states and 57 transitions. Complement of second has 7 states. [2025-02-08 14:23:36,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-02-08 14:23:36,643 INFO L82 GeneralOperation]: Start removeUnreachable. 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) [2025-02-08 14:23:36,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 6 transitions. [2025-02-08 14:23:36,643 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 6 transitions. Stem has 3 letters. Loop has 2 letters. [2025-02-08 14:23:36,643 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:23:36,643 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 6 transitions. Stem has 5 letters. Loop has 2 letters. [2025-02-08 14:23:36,643 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:23:36,643 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 6 transitions. Stem has 3 letters. Loop has 4 letters. [2025-02-08 14:23:36,643 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:23:36,644 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 57 transitions. [2025-02-08 14:23:36,644 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-08 14:23:36,645 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 37 states and 47 transitions. [2025-02-08 14:23:36,645 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2025-02-08 14:23:36,645 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2025-02-08 14:23:36,645 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 47 transitions. [2025-02-08 14:23:36,645 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-02-08 14:23:36,645 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 47 transitions. [2025-02-08 14:23:36,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 47 transitions. [2025-02-08 14:23:36,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 32. [2025-02-08 14:23:36,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.3125) internal successors, (42), 31 states have internal predecessors, (42), 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) [2025-02-08 14:23:36,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 42 transitions. [2025-02-08 14:23:36,651 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 42 transitions. [2025-02-08 14:23:36,651 INFO L432 stractBuchiCegarLoop]: Abstraction has 32 states and 42 transitions. [2025-02-08 14:23:36,651 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-02-08 14:23:36,651 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 42 transitions. [2025-02-08 14:23:36,652 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-08 14:23:36,652 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:23:36,652 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:23:36,652 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1] [2025-02-08 14:23:36,652 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-02-08 14:23:36,652 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~mem13#1, main_~i~0#1.base, main_~i~0#1.offset, main_~j~0#1.base, main_~j~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~i~0#1.base, main_~i~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~j~0#1.base, main_~j~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~i~0#1.base, main_~i~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~j~0#1.base, main_~j~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~n~0#1.base, main_~n~0#1.offset, 4);havoc main_#t~nondet7#1;" "assume true;call main_#t~mem8#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);call main_#t~mem9#1 := read~int#2(main_~n~0#1.base, main_~n~0#1.offset, 4);" "assume main_#t~mem8#1 < main_#t~mem9#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;call write~int#0(0, main_~j~0#1.base, main_~j~0#1.offset, 4);" "assume true;call main_#t~mem10#1 := read~int#0(main_~j~0#1.base, main_~j~0#1.offset, 4);call main_#t~mem11#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);" "assume !(main_#t~mem10#1 <= main_#t~mem11#1);havoc main_#t~mem10#1;havoc main_#t~mem11#1;" "call main_#t~mem13#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);call write~int#1(1 + main_#t~mem13#1, main_~i~0#1.base, main_~i~0#1.offset, 4);havoc main_#t~mem13#1;" "assume true;call main_#t~mem8#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);call main_#t~mem9#1 := read~int#2(main_~n~0#1.base, main_~n~0#1.offset, 4);" "assume main_#t~mem8#1 < main_#t~mem9#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;call write~int#0(0, main_~j~0#1.base, main_~j~0#1.offset, 4);" [2025-02-08 14:23:36,652 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call main_#t~mem10#1 := read~int#0(main_~j~0#1.base, main_~j~0#1.offset, 4);call main_#t~mem11#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);" "assume main_#t~mem10#1 <= main_#t~mem11#1;havoc main_#t~mem10#1;havoc main_#t~mem11#1;call main_#t~mem12#1 := read~int#0(main_~j~0#1.base, main_~j~0#1.offset, 4);call write~int#0(1 + main_#t~mem12#1, main_~j~0#1.base, main_~j~0#1.offset, 4);havoc main_#t~mem12#1;" [2025-02-08 14:23:36,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:36,652 INFO L85 PathProgramCache]: Analyzing trace with hash -1407463850, now seen corresponding path program 2 times [2025-02-08 14:23:36,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:23:36,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620443288] [2025-02-08 14:23:36,653 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-08 14:23:36,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:23:36,658 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 8 statements into 2 equivalence classes. [2025-02-08 14:23:36,675 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 8 of 8 statements. [2025-02-08 14:23:36,675 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-08 14:23:36,675 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:36,675 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:23:36,678 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-08 14:23:36,685 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-08 14:23:36,685 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:36,685 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:36,689 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:23:36,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:36,689 INFO L85 PathProgramCache]: Analyzing trace with hash 1248, now seen corresponding path program 2 times [2025-02-08 14:23:36,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:23:36,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8620001] [2025-02-08 14:23:36,689 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-08 14:23:36,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:23:36,692 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:23:36,694 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:23:36,694 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-08 14:23:36,694 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:36,694 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:23:36,694 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:23:36,695 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:23:36,695 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:36,695 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:36,699 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:23:36,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:36,699 INFO L85 PathProgramCache]: Analyzing trace with hash 341938677, now seen corresponding path program 2 times [2025-02-08 14:23:36,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:23:36,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875233071] [2025-02-08 14:23:36,699 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-08 14:23:36,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:23:36,706 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 10 statements into 2 equivalence classes. [2025-02-08 14:23:36,724 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 10 of 10 statements. [2025-02-08 14:23:36,724 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-08 14:23:36,724 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:36,724 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:23:36,725 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-02-08 14:23:36,737 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-02-08 14:23:36,737 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:36,737 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:23:36,739 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:23:37,340 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 [2025-02-08 14:23:37,511 INFO L204 LassoAnalysis]: Preferences: [2025-02-08 14:23:37,511 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-08 14:23:37,511 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-08 14:23:37,511 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-08 14:23:37,511 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-08 14:23:37,512 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:37,512 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-08 14:23:37,512 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-08 14:23:37,512 INFO L132 ssoRankerPreferences]: Filename of dumped script: BrockschmidtCookFuhs-2013CAV-Fig1-alloca-2.i_Iteration5_Lasso [2025-02-08 14:23:37,512 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-08 14:23:37,512 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-08 14:23:37,513 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:37,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:37,517 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:37,520 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:37,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:37,523 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:37,525 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:37,528 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:37,771 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:37,772 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:37,773 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:37,775 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:37,776 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:37,778 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:23:37,957 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-08 14:23:37,957 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-08 14:23:37,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:37,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:37,960 INFO L229 MonitoredProcess]: Starting monitored process 32 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) [2025-02-08 14:23:37,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2025-02-08 14:23:37,963 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 [2025-02-08 14:23:37,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:37,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:23:37,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:37,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:37,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:37,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:23:37,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:23:37,975 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:37,982 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2025-02-08 14:23:37,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:37,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:37,984 INFO L229 MonitoredProcess]: Starting monitored process 33 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) [2025-02-08 14:23:37,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2025-02-08 14:23:37,986 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 [2025-02-08 14:23:37,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:37,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:23:37,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:37,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:37,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:37,995 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:23:37,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:23:37,997 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:38,002 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2025-02-08 14:23:38,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:38,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:38,004 INFO L229 MonitoredProcess]: Starting monitored process 34 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) [2025-02-08 14:23:38,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2025-02-08 14:23:38,007 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 [2025-02-08 14:23:38,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:38,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:23:38,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:38,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:38,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:38,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:23:38,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:23:38,021 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:38,027 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2025-02-08 14:23:38,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:38,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:38,029 INFO L229 MonitoredProcess]: Starting monitored process 35 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) [2025-02-08 14:23:38,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2025-02-08 14:23:38,031 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 [2025-02-08 14:23:38,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:38,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:23:38,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:38,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:38,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:38,041 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:23:38,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:23:38,044 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:38,051 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2025-02-08 14:23:38,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:38,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:38,053 INFO L229 MonitoredProcess]: Starting monitored process 36 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) [2025-02-08 14:23:38,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2025-02-08 14:23:38,054 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 [2025-02-08 14:23:38,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:38,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:23:38,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:38,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:38,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:38,066 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:23:38,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:23:38,067 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:38,076 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2025-02-08 14:23:38,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:38,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:38,080 INFO L229 MonitoredProcess]: Starting monitored process 37 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) [2025-02-08 14:23:38,081 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2025-02-08 14:23:38,081 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 [2025-02-08 14:23:38,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:38,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:23:38,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:38,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:38,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:38,093 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:23:38,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:23:38,094 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:38,099 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2025-02-08 14:23:38,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:38,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:38,101 INFO L229 MonitoredProcess]: Starting monitored process 38 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) [2025-02-08 14:23:38,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2025-02-08 14:23:38,103 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 [2025-02-08 14:23:38,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:38,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:38,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:38,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:38,115 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:38,115 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:38,118 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:38,123 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2025-02-08 14:23:38,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:38,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:38,126 INFO L229 MonitoredProcess]: Starting monitored process 39 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) [2025-02-08 14:23:38,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2025-02-08 14:23:38,128 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 [2025-02-08 14:23:38,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:38,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:38,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:38,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:38,140 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:38,140 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:38,143 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:38,149 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2025-02-08 14:23:38,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:38,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:38,151 INFO L229 MonitoredProcess]: Starting monitored process 40 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) [2025-02-08 14:23:38,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2025-02-08 14:23:38,152 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 [2025-02-08 14:23:38,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:38,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:38,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:38,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:38,164 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:38,164 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:38,168 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:38,173 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2025-02-08 14:23:38,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:38,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:38,175 INFO L229 MonitoredProcess]: Starting monitored process 41 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) [2025-02-08 14:23:38,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2025-02-08 14:23:38,183 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 [2025-02-08 14:23:38,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:38,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:38,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:38,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:38,197 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:38,197 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:38,200 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:38,207 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2025-02-08 14:23:38,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:38,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:38,209 INFO L229 MonitoredProcess]: Starting monitored process 42 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) [2025-02-08 14:23:38,210 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2025-02-08 14:23:38,210 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 [2025-02-08 14:23:38,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:38,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:38,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:38,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:38,228 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:38,228 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:38,234 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:38,239 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2025-02-08 14:23:38,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:38,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:38,241 INFO L229 MonitoredProcess]: Starting monitored process 43 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) [2025-02-08 14:23:38,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2025-02-08 14:23:38,243 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 [2025-02-08 14:23:38,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:38,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:38,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:38,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:38,256 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:38,256 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:38,258 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:23:38,263 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2025-02-08 14:23:38,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:38,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:38,265 INFO L229 MonitoredProcess]: Starting monitored process 44 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) [2025-02-08 14:23:38,267 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2025-02-08 14:23:38,267 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 [2025-02-08 14:23:38,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:23:38,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:23:38,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:23:38,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:23:38,280 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:23:38,280 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:23:38,284 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-08 14:23:38,288 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2025-02-08 14:23:38,289 INFO L444 ModelExtractionUtils]: 4 out of 13 variables were initially zero. Simplification set additionally 5 variables to zero. [2025-02-08 14:23:38,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:23:38,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:23:38,290 INFO L229 MonitoredProcess]: Starting monitored process 45 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) [2025-02-08 14:23:38,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2025-02-08 14:23:38,292 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-08 14:23:38,302 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-02-08 14:23:38,302 INFO L474 LassoAnalysis]: Proved termination. [2025-02-08 14:23:38,302 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~i~0#1.base) ULTIMATE.start_main_~i~0#1.offset)_4, v_rep(select (select #memory_int#0 ULTIMATE.start_main_~j~0#1.base) ULTIMATE.start_main_~j~0#1.offset)_4) = 2*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~i~0#1.base) ULTIMATE.start_main_~i~0#1.offset)_4 - 2*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~j~0#1.base) ULTIMATE.start_main_~j~0#1.offset)_4 + 1 Supporting invariants [] [2025-02-08 14:23:38,308 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2025-02-08 14:23:38,342 INFO L156 tatePredicateManager]: 20 out of 20 supporting invariants were superfluous and have been removed [2025-02-08 14:23:38,343 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2025-02-08 14:23:38,343 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2025-02-08 14:23:38,343 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~j~0!base,]]] [2025-02-08 14:23:38,344 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2025-02-08 14:23:38,344 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2025-02-08 14:23:38,344 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~i~0!base,]]] [2025-02-08 14:23:38,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:38,357 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-08 14:23:38,370 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-08 14:23:38,371 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:38,371 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:23:38,371 INFO L256 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-08 14:23:38,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:23:38,380 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:23:38,384 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:23:38,384 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:38,384 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:23:38,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-08 14:23:38,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:23:38,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:23:38,399 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-02-08 14:23:38,399 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 42 transitions. cyclomatic complexity: 15 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2025-02-08 14:23:38,416 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 42 transitions. cyclomatic complexity: 15. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 43 states and 55 transitions. Complement of second has 7 states. [2025-02-08 14:23:38,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-02-08 14:23:38,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2025-02-08 14:23:38,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 6 transitions. [2025-02-08 14:23:38,420 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 6 transitions. Stem has 8 letters. Loop has 2 letters. [2025-02-08 14:23:38,420 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:23:38,420 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-02-08 14:23:38,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:38,445 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-08 14:23:38,461 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-08 14:23:38,462 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:38,462 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:23:38,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-08 14:23:38,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:23:38,472 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:23:38,474 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:23:38,474 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:38,474 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:23:38,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-08 14:23:38,475 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:23:38,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:23:38,486 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2025-02-08 14:23:38,487 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 42 transitions. cyclomatic complexity: 15 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2025-02-08 14:23:38,504 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 42 transitions. cyclomatic complexity: 15. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 43 states and 55 transitions. Complement of second has 7 states. [2025-02-08 14:23:38,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-02-08 14:23:38,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2025-02-08 14:23:38,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 6 transitions. [2025-02-08 14:23:38,505 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 6 transitions. Stem has 8 letters. Loop has 2 letters. [2025-02-08 14:23:38,505 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:23:38,506 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-02-08 14:23:38,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:23:38,524 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-08 14:23:38,533 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-08 14:23:38,533 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:38,533 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:23:38,534 INFO L256 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-08 14:23:38,534 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:23:38,544 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:23:38,546 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:23:38,546 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:23:38,546 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:23:38,547 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-08 14:23:38,547 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:23:38,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:23:38,560 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-02-08 14:23:38,560 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 42 transitions. cyclomatic complexity: 15 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2025-02-08 14:23:38,586 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 42 transitions. cyclomatic complexity: 15. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 46 states and 62 transitions. Complement of second has 6 states. [2025-02-08 14:23:38,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-02-08 14:23:38,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2025-02-08 14:23:38,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2025-02-08 14:23:38,588 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 8 letters. Loop has 2 letters. [2025-02-08 14:23:38,588 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:23:38,588 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 10 letters. Loop has 2 letters. [2025-02-08 14:23:38,588 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:23:38,588 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 8 letters. Loop has 4 letters. [2025-02-08 14:23:38,589 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:23:38,589 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 62 transitions. [2025-02-08 14:23:38,592 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-08 14:23:38,592 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 0 states and 0 transitions. [2025-02-08 14:23:38,592 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-02-08 14:23:38,592 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-02-08 14:23:38,592 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-02-08 14:23:38,592 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-08 14:23:38,592 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:23:38,592 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:23:38,592 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:23:38,592 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-02-08 14:23:38,592 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-02-08 14:23:38,592 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-08 14:23:38,592 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-02-08 14:23:38,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.02 02:23:38 BoogieIcfgContainer [2025-02-08 14:23:38,599 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-02-08 14:23:38,599 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 14:23:38,599 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 14:23:38,599 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 14:23:38,600 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:23:31" (3/4) ... [2025-02-08 14:23:38,601 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-08 14:23:38,601 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 14:23:38,602 INFO L158 Benchmark]: Toolchain (without parser) took 8008.06ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 111.2MB in the beginning and 90.9MB in the end (delta: 20.3MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. [2025-02-08 14:23:38,603 INFO L158 Benchmark]: CDTParser took 0.99ms. Allocated memory is still 201.3MB. Free memory is still 124.4MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:23:38,604 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.86ms. Allocated memory is still 142.6MB. Free memory was 110.7MB in the beginning and 94.8MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-08 14:23:38,605 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.14ms. Allocated memory is still 142.6MB. Free memory was 94.8MB in the beginning and 93.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:23:38,605 INFO L158 Benchmark]: Boogie Preprocessor took 34.35ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 92.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:23:38,605 INFO L158 Benchmark]: IcfgBuilder took 262.60ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 79.8MB in the end (delta: 12.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-08 14:23:38,605 INFO L158 Benchmark]: BuchiAutomizer took 7373.55ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 79.8MB in the beginning and 92.5MB in the end (delta: -12.7MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2025-02-08 14:23:38,605 INFO L158 Benchmark]: Witness Printer took 2.46ms. Allocated memory is still 176.2MB. Free memory was 92.5MB in the beginning and 90.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:23:38,606 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99ms. Allocated memory is still 201.3MB. Free memory is still 124.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.86ms. Allocated memory is still 142.6MB. Free memory was 110.7MB in the beginning and 94.8MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.14ms. Allocated memory is still 142.6MB. Free memory was 94.8MB in the beginning and 93.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.35ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 92.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 262.60ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 79.8MB in the end (delta: 12.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 7373.55ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 79.8MB in the beginning and 92.5MB in the end (delta: -12.7MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Witness Printer took 2.46ms. Allocated memory is still 176.2MB. Free memory was 92.5MB in the beginning and 90.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~i~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~n~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~mem8 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~j~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~i~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~j~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~i~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (1 trivial, 3 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 6 locations. One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. One nondeterministic module has affine ranking function null and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 2 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.3s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 6.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 8 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 2/2 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 34 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 30 mSDsluCounter, 44 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 71 IncrementalHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 33 mSDtfsCounter, 71 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital243 mio100 ax107 hnf100 lsp93 ukn65 mio100 lsp24 div100 bol100 ite100 ukn100 eq169 hnf90 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 22ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-02-08 14:23:38,617 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2025-02-08 14:23:38,818 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE