./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0dd810d674c4cff9336e312b19e9358b8b865ab368a2555cf5d277ff73d72d47 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 15:39:02,022 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 15:39:02,080 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2025-03-04 15:39:02,084 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 15:39:02,085 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 15:39:02,085 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-03-04 15:39:02,104 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 15:39:02,106 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 15:39:02,106 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 15:39:02,107 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 15:39:02,107 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 15:39:02,107 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 15:39:02,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 15:39:02,107 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 15:39:02,108 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-03-04 15:39:02,108 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-03-04 15:39:02,108 INFO L153 SettingsManager]: * Use old map elimination=false [2025-03-04 15:39:02,108 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-03-04 15:39:02,108 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-03-04 15:39:02,108 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-03-04 15:39:02,108 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 15:39:02,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-03-04 15:39:02,109 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 15:39:02,109 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 15:39:02,109 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-03-04 15:39:02,109 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-03-04 15:39:02,109 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-03-04 15:39:02,109 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-04 15:39:02,109 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 15:39:02,109 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-03-04 15:39:02,109 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 15:39:02,109 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 15:39:02,109 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 15:39:02,109 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 15:39:02,110 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 15:39:02,110 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 15:39:02,110 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-03-04 15:39:02,110 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/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 -> 0dd810d674c4cff9336e312b19e9358b8b865ab368a2555cf5d277ff73d72d47 [2025-03-04 15:39:02,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 15:39:02,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 15:39:02,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 15:39:02,341 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 15:39:02,342 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 15:39:02,343 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i [2025-03-04 15:39:03,470 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/230221c4a/66f3129d1ca24f8fa0dfd4dd05c619c3/FLAG33029ec72 [2025-03-04 15:39:03,730 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 15:39:03,732 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i [2025-03-04 15:39:03,739 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/230221c4a/66f3129d1ca24f8fa0dfd4dd05c619c3/FLAG33029ec72 [2025-03-04 15:39:04,046 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/230221c4a/66f3129d1ca24f8fa0dfd4dd05c619c3 [2025-03-04 15:39:04,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 15:39:04,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 15:39:04,050 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 15:39:04,050 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 15:39:04,054 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 15:39:04,055 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 03:39:04" (1/1) ... [2025-03-04 15:39:04,055 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7783aab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:39:04, skipping insertion in model container [2025-03-04 15:39:04,057 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 03:39:04" (1/1) ... [2025-03-04 15:39:04,079 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 15:39:04,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 15:39:04,225 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 15:39:04,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 15:39:04,262 INFO L204 MainTranslator]: Completed translation [2025-03-04 15:39:04,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:39:04 WrapperNode [2025-03-04 15:39:04,263 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 15:39:04,263 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 15:39:04,263 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 15:39:04,264 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 15:39:04,268 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:39:04" (1/1) ... [2025-03-04 15:39:04,273 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:39:04" (1/1) ... [2025-03-04 15:39:04,285 INFO L138 Inliner]: procedures = 110, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 66 [2025-03-04 15:39:04,286 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 15:39:04,286 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 15:39:04,286 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 15:39:04,286 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 15:39:04,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:39:04" (1/1) ... [2025-03-04 15:39:04,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:39:04" (1/1) ... [2025-03-04 15:39:04,295 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:39:04" (1/1) ... [2025-03-04 15:39:04,303 INFO L175 MemorySlicer]: Split 14 memory accesses to 3 slices as follows [4, 5, 5]. 36 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0]. The 8 writes are split as follows [2, 3, 3]. [2025-03-04 15:39:04,304 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:39:04" (1/1) ... [2025-03-04 15:39:04,304 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:39:04" (1/1) ... [2025-03-04 15:39:04,306 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:39:04" (1/1) ... [2025-03-04 15:39:04,307 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:39:04" (1/1) ... [2025-03-04 15:39:04,307 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:39:04" (1/1) ... [2025-03-04 15:39:04,308 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:39:04" (1/1) ... [2025-03-04 15:39:04,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 15:39:04,309 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 15:39:04,309 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 15:39:04,310 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 15:39:04,310 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:39:04" (1/1) ... [2025-03-04 15:39:04,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:04,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:04,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:04,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-03-04 15:39:04,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 15:39:04,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 15:39:04,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 15:39:04,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 15:39:04,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 15:39:04,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 15:39:04,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 15:39:04,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 15:39:04,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 15:39:04,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 15:39:04,417 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 15:39:04,418 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 15:39:04,533 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2025-03-04 15:39:04,533 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 15:39:04,546 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 15:39:04,547 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 15:39:04,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:39:04 BoogieIcfgContainer [2025-03-04 15:39:04,547 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 15:39:04,548 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-03-04 15:39:04,548 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-03-04 15:39:04,551 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-03-04 15:39:04,552 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 15:39:04,552 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 04.03 03:39:04" (1/3) ... [2025-03-04 15:39:04,553 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6e5b3538 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 04.03 03:39:04, skipping insertion in model container [2025-03-04 15:39:04,553 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 15:39:04,553 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:39:04" (2/3) ... [2025-03-04 15:39:04,553 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6e5b3538 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 04.03 03:39:04, skipping insertion in model container [2025-03-04 15:39:04,553 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 15:39:04,553 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:39:04" (3/3) ... [2025-03-04 15:39:04,554 INFO L363 chiAutomizerObserver]: Analyzing ICFG CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i [2025-03-04 15:39:04,590 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-03-04 15:39:04,590 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-03-04 15:39:04,591 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-03-04 15:39:04,591 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-03-04 15:39:04,591 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-03-04 15:39:04,592 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-03-04 15:39:04,592 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-03-04 15:39:04,592 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-03-04 15:39:04,598 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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) [2025-03-04 15:39:04,608 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2025-03-04 15:39:04,608 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:39:04,608 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:39:04,611 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-03-04 15:39:04,611 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2025-03-04 15:39:04,611 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-03-04 15:39:04,611 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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) [2025-03-04 15:39:04,612 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2025-03-04 15:39:04,612 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:39:04,612 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:39:04,613 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-03-04 15:39:04,613 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2025-03-04 15:39:04,617 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~mem17#1, main_#t~mem18#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~d~0#1.base, main_~d~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~d~0#1.base, main_~d~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet7#1;" [2025-03-04 15:39:04,617 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1;" "assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#1(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~nondet15#1;call write~int#2(main_#t~nondet15#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet15#1;" [2025-03-04 15:39:04,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:04,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1472, now seen corresponding path program 1 times [2025-03-04 15:39:04,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:39:04,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784529175] [2025-03-04 15:39:04,629 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:39:04,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:39:04,688 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:39:04,708 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:39:04,708 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:04,708 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:04,709 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:39:04,714 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:39:04,725 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:39:04,725 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:04,725 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:04,737 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:39:04,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:04,740 INFO L85 PathProgramCache]: Analyzing trace with hash 1270147192, now seen corresponding path program 1 times [2025-03-04 15:39:04,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:39:04,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851017008] [2025-03-04 15:39:04,741 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:39:04,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:39:04,752 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:39:04,761 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:39:04,762 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:04,762 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:04,762 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:39:04,764 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:39:04,774 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:39:04,774 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:04,774 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:04,778 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:39:04,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:04,779 INFO L85 PathProgramCache]: Analyzing trace with hash 1118003959, now seen corresponding path program 1 times [2025-03-04 15:39:04,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:39:04,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432163700] [2025-03-04 15:39:04,780 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:39:04,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:39:04,800 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-04 15:39:04,829 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-04 15:39:04,832 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:04,832 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:04,833 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:39:04,837 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-04 15:39:04,862 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-04 15:39:04,862 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:04,862 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:04,867 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:39:05,498 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 15:39:05,499 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 15:39:05,499 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 15:39:05,499 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 15:39:05,499 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-04 15:39:05,500 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:05,500 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 15:39:05,500 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 15:39:05,500 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i_Iteration1_Lasso [2025-03-04 15:39:05,500 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 15:39:05,500 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 15:39:05,512 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,518 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,521 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,523 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,526 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,531 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,957 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,968 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,973 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,975 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:05,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:06,279 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 15:39:06,281 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-04 15:39:06,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:06,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:06,285 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:06,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2025-03-04 15:39:06,286 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 [2025-03-04 15:39:06,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:06,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:06,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:06,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:06,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:06,301 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:06,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:06,303 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:06,308 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2025-03-04 15:39:06,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:06,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:06,311 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:06,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2025-03-04 15:39:06,312 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 [2025-03-04 15:39:06,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:06,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:06,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:06,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:06,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:06,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:06,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:06,324 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:06,330 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2025-03-04 15:39:06,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:06,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:06,332 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:06,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2025-03-04 15:39:06,334 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 [2025-03-04 15:39:06,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:06,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:06,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:06,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:06,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:06,345 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:06,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:06,346 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:06,351 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:06,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:06,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:06,353 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:06,355 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2025-03-04 15:39:06,355 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 [2025-03-04 15:39:06,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:06,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:06,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:06,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:06,365 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:06,366 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:06,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:06,367 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:06,372 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:06,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:06,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:06,374 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:06,375 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2025-03-04 15:39:06,376 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 [2025-03-04 15:39:06,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:06,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:06,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:06,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:06,389 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:06,390 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:06,393 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:06,398 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2025-03-04 15:39:06,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:06,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:06,401 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:06,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2025-03-04 15:39:06,404 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 [2025-03-04 15:39:06,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:06,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:06,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:06,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:06,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:06,415 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:06,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:06,417 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:06,422 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:06,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:06,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:06,424 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:06,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2025-03-04 15:39:06,427 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 [2025-03-04 15:39:06,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:06,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:06,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:06,438 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:06,441 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:06,441 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:06,445 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:06,451 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:06,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:06,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:06,453 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:06,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2025-03-04 15:39:06,456 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 [2025-03-04 15:39:06,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:06,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:06,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:06,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:06,468 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:06,468 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:06,472 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:06,478 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2025-03-04 15:39:06,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:06,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:06,480 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:06,481 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2025-03-04 15:39:06,482 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 [2025-03-04 15:39:06,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:06,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:06,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:06,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:06,496 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:06,496 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:06,500 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:06,506 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:06,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:06,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:06,508 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:06,509 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2025-03-04 15:39:06,511 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 [2025-03-04 15:39:06,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:06,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:06,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:06,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:06,523 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:06,523 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:06,525 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:06,530 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2025-03-04 15:39:06,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:06,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:06,532 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:06,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2025-03-04 15:39:06,534 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 [2025-03-04 15:39:06,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:06,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:06,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:06,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:06,547 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:06,547 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:06,553 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:06,559 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2025-03-04 15:39:06,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:06,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:06,562 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:06,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2025-03-04 15:39:06,564 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 [2025-03-04 15:39:06,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:06,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:06,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:06,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:06,578 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:06,578 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:06,584 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:06,590 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:06,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:06,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:06,592 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:06,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2025-03-04 15:39:06,594 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 [2025-03-04 15:39:06,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:06,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:06,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:06,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:06,606 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:06,606 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:06,611 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-04 15:39:06,625 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2025-03-04 15:39:06,626 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2025-03-04 15:39:06,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:06,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:06,630 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:06,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2025-03-04 15:39:06,632 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-04 15:39:06,644 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-04 15:39:06,644 INFO L474 LassoAnalysis]: Proved termination. [2025-03-04 15:39:06,645 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) 0)_1) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) 0)_1 Supporting invariants [] [2025-03-04 15:39:06,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2025-03-04 15:39:06,706 INFO L156 tatePredicateManager]: 23 out of 24 supporting invariants were superfluous and have been removed [2025-03-04 15:39:06,710 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2025-03-04 15:39:06,711 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2025-03-04 15:39:06,711 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x~0!base,]]] [2025-03-04 15:39:06,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:06,738 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:39:06,753 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:39:06,753 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:06,753 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:39:06,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-04 15:39:06,755 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:39:06,765 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:39:06,771 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:39:06,771 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:06,771 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:39:06,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-03-04 15:39:06,772 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:39:06,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 15:39:06,889 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2025-03-04 15:39:06,890 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 [2025-03-04 15:39:06,891 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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 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) [2025-03-04 15:39:06,963 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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 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 47 states and 65 transitions. Complement of second has 10 states. [2025-03-04 15:39:06,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2025-03-04 15:39:06,967 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) [2025-03-04 15:39:06,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 25 transitions. [2025-03-04 15:39:06,972 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 2 letters. Loop has 6 letters. [2025-03-04 15:39:06,974 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:39:06,975 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 8 letters. Loop has 6 letters. [2025-03-04 15:39:06,975 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:39:06,975 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 2 letters. Loop has 12 letters. [2025-03-04 15:39:06,975 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:39:06,976 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47 states and 65 transitions. [2025-03-04 15:39:06,977 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2025-03-04 15:39:06,980 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47 states to 31 states and 44 transitions. [2025-03-04 15:39:06,981 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2025-03-04 15:39:06,982 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2025-03-04 15:39:06,982 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 44 transitions. [2025-03-04 15:39:06,982 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 15:39:06,982 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31 states and 44 transitions. [2025-03-04 15:39:06,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 44 transitions. [2025-03-04 15:39:06,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2025-03-04 15:39:06,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.4) internal successors, (42), 29 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) [2025-03-04 15:39:07,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 42 transitions. [2025-03-04 15:39:07,002 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 42 transitions. [2025-03-04 15:39:07,002 INFO L432 stractBuchiCegarLoop]: Abstraction has 30 states and 42 transitions. [2025-03-04 15:39:07,002 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-03-04 15:39:07,003 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 42 transitions. [2025-03-04 15:39:07,003 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2025-03-04 15:39:07,003 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:39:07,003 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:39:07,004 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-03-04 15:39:07,005 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2025-03-04 15:39:07,005 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~mem17#1, main_#t~mem18#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~d~0#1.base, main_~d~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~d~0#1.base, main_~d~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet7#1;" "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" [2025-03-04 15:39:07,005 INFO L754 eck$LassoCheckResult]: Loop: "assume !main_#t~short10#1;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1;" "assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#1(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~nondet15#1;call write~int#2(main_#t~nondet15#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet15#1;" "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" [2025-03-04 15:39:07,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:07,005 INFO L85 PathProgramCache]: Analyzing trace with hash 45645, now seen corresponding path program 1 times [2025-03-04 15:39:07,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:39:07,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104035136] [2025-03-04 15:39:07,006 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:39:07,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:39:07,013 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-04 15:39:07,028 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-04 15:39:07,031 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:07,031 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:07,031 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:39:07,033 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-04 15:39:07,044 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-04 15:39:07,044 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:07,044 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:07,053 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:39:07,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:07,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1240533833, now seen corresponding path program 1 times [2025-03-04 15:39:07,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:39:07,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097778080] [2025-03-04 15:39:07,053 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:39:07,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:39:07,058 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:39:07,060 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:39:07,060 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:07,060 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:39:07,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 15:39:07,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 15:39:07,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097778080] [2025-03-04 15:39:07,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2097778080] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 15:39:07,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 15:39:07,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 15:39:07,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463270631] [2025-03-04 15:39:07,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 15:39:07,109 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-04 15:39:07,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 15:39:07,110 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-04 15:39:07,110 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-04 15:39:07,111 INFO L87 Difference]: Start difference. First operand 30 states and 42 transitions. cyclomatic complexity: 15 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 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) [2025-03-04 15:39:07,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 15:39:07,125 INFO L93 Difference]: Finished difference Result 31 states and 35 transitions. [2025-03-04 15:39:07,125 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 35 transitions. [2025-03-04 15:39:07,126 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2025-03-04 15:39:07,126 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 20 states and 23 transitions. [2025-03-04 15:39:07,127 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2025-03-04 15:39:07,127 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2025-03-04 15:39:07,127 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 23 transitions. [2025-03-04 15:39:07,127 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 15:39:07,127 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 23 transitions. [2025-03-04 15:39:07,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 23 transitions. [2025-03-04 15:39:07,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2025-03-04 15:39:07,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.15) internal successors, (23), 19 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) [2025-03-04 15:39:07,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2025-03-04 15:39:07,129 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 23 transitions. [2025-03-04 15:39:07,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-04 15:39:07,130 INFO L432 stractBuchiCegarLoop]: Abstraction has 20 states and 23 transitions. [2025-03-04 15:39:07,130 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-03-04 15:39:07,130 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 23 transitions. [2025-03-04 15:39:07,131 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2025-03-04 15:39:07,131 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:39:07,131 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:39:07,131 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 15:39:07,131 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2025-03-04 15:39:07,131 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~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~mem17#1, main_#t~mem18#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~d~0#1.base, main_~d~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~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_~y~0#1.base, main_~y~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_~d~0#1.base, main_~d~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_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet7#1;" "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1;" "assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet16#1;call main_#t~mem17#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);call write~int#0(main_#t~mem17#1 - 1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem17#1;call main_#t~mem18#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);call write~int#2(main_#t~mem18#1 - 1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~mem18#1;" [2025-03-04 15:39:07,131 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1;" "assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#1(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~nondet15#1;call write~int#2(main_#t~nondet15#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet15#1;" [2025-03-04 15:39:07,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:07,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1118003960, now seen corresponding path program 1 times [2025-03-04 15:39:07,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:39:07,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834378301] [2025-03-04 15:39:07,134 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:39:07,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:39:07,142 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-04 15:39:07,154 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-04 15:39:07,155 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:07,156 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:07,156 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:39:07,158 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-04 15:39:07,164 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-04 15:39:07,165 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:07,165 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:07,169 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:39:07,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:07,172 INFO L85 PathProgramCache]: Analyzing trace with hash 1270147192, now seen corresponding path program 2 times [2025-03-04 15:39:07,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:39:07,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888399238] [2025-03-04 15:39:07,172 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-04 15:39:07,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:39:07,178 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:39:07,182 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:39:07,182 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-04 15:39:07,182 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:07,183 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:39:07,184 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:39:07,185 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:39:07,189 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:07,189 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:07,191 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:39:07,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:07,191 INFO L85 PathProgramCache]: Analyzing trace with hash -185993681, now seen corresponding path program 1 times [2025-03-04 15:39:07,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:39:07,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54585950] [2025-03-04 15:39:07,191 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:39:07,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:39:07,207 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-03-04 15:39:07,219 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-04 15:39:07,219 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:07,219 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:07,219 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:39:07,221 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-03-04 15:39:07,234 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-04 15:39:07,234 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:07,234 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:07,237 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:39:07,922 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 15:39:07,922 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 15:39:07,922 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 15:39:07,922 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 15:39:07,922 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-04 15:39:07,922 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:07,922 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 15:39:07,922 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 15:39:07,922 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i_Iteration3_Lasso [2025-03-04 15:39:07,922 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 15:39:07,922 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 15:39:07,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:07,928 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:07,929 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:07,931 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:07,933 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:07,935 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:07,938 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:07,940 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:07,942 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:07,944 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:07,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:07,947 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:07,949 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:07,951 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:07,952 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:08,215 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:08,217 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:08,219 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:08,221 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:08,446 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 15:39:08,446 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-04 15:39:08,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:08,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:08,448 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:08,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2025-03-04 15:39:08,449 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 [2025-03-04 15:39:08,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:08,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:08,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:08,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:08,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:08,459 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:08,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:08,460 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:08,465 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2025-03-04 15:39:08,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:08,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:08,467 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:08,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2025-03-04 15:39:08,469 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 [2025-03-04 15:39:08,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:08,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:08,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:08,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:08,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:08,479 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:08,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:08,480 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:08,485 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2025-03-04 15:39:08,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:08,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:08,487 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:08,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2025-03-04 15:39:08,489 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 [2025-03-04 15:39:08,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:08,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:08,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:08,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:08,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:08,499 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:08,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:08,500 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:08,505 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2025-03-04 15:39:08,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:08,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:08,507 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:08,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2025-03-04 15:39:08,508 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 [2025-03-04 15:39:08,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:08,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:08,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:08,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:08,519 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:08,519 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:08,521 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:08,526 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2025-03-04 15:39:08,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:08,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:08,528 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:08,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2025-03-04 15:39:08,530 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 [2025-03-04 15:39:08,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:08,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:08,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:08,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:08,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:08,540 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:08,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:08,541 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:08,546 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2025-03-04 15:39:08,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:08,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:08,548 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:08,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2025-03-04 15:39:08,549 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 [2025-03-04 15:39:08,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:08,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:08,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:08,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:08,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:08,559 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:08,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:08,560 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:08,565 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2025-03-04 15:39:08,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:08,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:08,567 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:08,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2025-03-04 15:39:08,568 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 [2025-03-04 15:39:08,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:08,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:08,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:08,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:08,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:08,578 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:08,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:08,579 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:08,584 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2025-03-04 15:39:08,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:08,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:08,586 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:08,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2025-03-04 15:39:08,589 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 [2025-03-04 15:39:08,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:08,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:08,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:08,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:08,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:08,599 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:08,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:08,600 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:08,605 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2025-03-04 15:39:08,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:08,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:08,607 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:08,607 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2025-03-04 15:39:08,608 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 [2025-03-04 15:39:08,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:08,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:08,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:08,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:08,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:08,618 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:08,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:08,619 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:08,624 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2025-03-04 15:39:08,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:08,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:08,626 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:08,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2025-03-04 15:39:08,628 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 [2025-03-04 15:39:08,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:08,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:08,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:08,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:08,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:08,638 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:08,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:08,639 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:08,645 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2025-03-04 15:39:08,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:08,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:08,647 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:08,648 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2025-03-04 15:39:08,649 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 [2025-03-04 15:39:08,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:08,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:08,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:08,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:08,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:08,659 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:08,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:08,660 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:08,665 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2025-03-04 15:39:08,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:08,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:08,667 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:08,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2025-03-04 15:39:08,668 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 [2025-03-04 15:39:08,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:08,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:08,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:08,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:08,679 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:08,679 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:08,681 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:08,687 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2025-03-04 15:39:08,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:08,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:08,689 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:08,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2025-03-04 15:39:08,690 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 [2025-03-04 15:39:08,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:08,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:08,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:08,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:08,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:08,700 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:08,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:08,701 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:08,706 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:08,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:08,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:08,708 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:08,708 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2025-03-04 15:39:08,709 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 [2025-03-04 15:39:08,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:08,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:08,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:08,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:08,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:08,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:08,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:08,720 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:08,725 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2025-03-04 15:39:08,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:08,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:08,727 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:08,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2025-03-04 15:39:08,729 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 [2025-03-04 15:39:08,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:08,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:08,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:08,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:08,741 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:08,741 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:08,745 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:08,750 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2025-03-04 15:39:08,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:08,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:08,752 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:08,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2025-03-04 15:39:08,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:39:08,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:08,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:08,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:08,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:08,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:08,764 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:08,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:08,765 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-04 15:39:08,767 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2025-03-04 15:39:08,767 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2025-03-04 15:39:08,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:08,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:08,769 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:08,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2025-03-04 15:39:08,770 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-04 15:39:08,770 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2025-03-04 15:39:08,770 INFO L474 LassoAnalysis]: Proved termination. [2025-03-04 15:39:08,770 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_2) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_2 Supporting invariants [] [2025-03-04 15:39:08,775 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2025-03-04 15:39:08,812 INFO L156 tatePredicateManager]: 22 out of 22 supporting invariants were superfluous and have been removed [2025-03-04 15:39:08,813 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2025-03-04 15:39:08,813 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2025-03-04 15:39:08,813 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x~0!base,]]] [2025-03-04 15:39:08,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:08,830 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-04 15:39:08,848 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-04 15:39:08,849 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:08,849 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:39:08,849 INFO L256 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 15:39:08,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:39:08,861 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:39:08,865 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:39:08,865 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:08,865 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:39:08,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-04 15:39:08,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:39:08,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 15:39:08,908 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 [2025-03-04 15:39:08,908 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 23 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) [2025-03-04 15:39:08,935 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 23 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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 32 states and 37 transitions. Complement of second has 7 states. [2025-03-04 15:39:08,936 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 [2025-03-04 15:39:08,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) [2025-03-04 15:39:08,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 15 transitions. [2025-03-04 15:39:08,937 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 8 letters. Loop has 6 letters. [2025-03-04 15:39:08,937 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:39:08,937 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 14 letters. Loop has 6 letters. [2025-03-04 15:39:08,937 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:39:08,937 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 8 letters. Loop has 12 letters. [2025-03-04 15:39:08,937 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:39:08,938 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 37 transitions. [2025-03-04 15:39:08,938 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2025-03-04 15:39:08,939 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 32 states and 37 transitions. [2025-03-04 15:39:08,939 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2025-03-04 15:39:08,939 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2025-03-04 15:39:08,939 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 37 transitions. [2025-03-04 15:39:08,939 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 15:39:08,939 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32 states and 37 transitions. [2025-03-04 15:39:08,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 37 transitions. [2025-03-04 15:39:08,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2025-03-04 15:39:08,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.15625) internal successors, (37), 31 states have internal predecessors, (37), 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) [2025-03-04 15:39:08,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 37 transitions. [2025-03-04 15:39:08,941 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 37 transitions. [2025-03-04 15:39:08,941 INFO L432 stractBuchiCegarLoop]: Abstraction has 32 states and 37 transitions. [2025-03-04 15:39:08,941 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-03-04 15:39:08,941 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 37 transitions. [2025-03-04 15:39:08,942 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2025-03-04 15:39:08,942 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:39:08,942 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:39:08,942 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 1, 1] [2025-03-04 15:39:08,942 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2025-03-04 15:39:08,942 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~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~mem17#1, main_#t~mem18#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~d~0#1.base, main_~d~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~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_~y~0#1.base, main_~y~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_~d~0#1.base, main_~d~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_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet7#1;" "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1;" "assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet16#1;call main_#t~mem17#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);call write~int#0(main_#t~mem17#1 - 1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem17#1;call main_#t~mem18#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);call write~int#2(main_#t~mem18#1 - 1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~mem18#1;" "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1;" "assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet16#1;call main_#t~mem17#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);call write~int#0(main_#t~mem17#1 - 1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem17#1;call main_#t~mem18#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);call write~int#2(main_#t~mem18#1 - 1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~mem18#1;" [2025-03-04 15:39:08,942 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1;" "assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#1(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~nondet15#1;call write~int#2(main_#t~nondet15#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet15#1;" [2025-03-04 15:39:08,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:08,943 INFO L85 PathProgramCache]: Analyzing trace with hash -185993680, now seen corresponding path program 2 times [2025-03-04 15:39:08,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:39:08,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690596570] [2025-03-04 15:39:08,943 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-04 15:39:08,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:39:08,953 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 14 statements into 2 equivalence classes. [2025-03-04 15:39:08,971 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 14 of 14 statements. [2025-03-04 15:39:08,972 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-04 15:39:08,972 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:08,972 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:39:08,976 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-03-04 15:39:08,984 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-04 15:39:08,984 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:08,984 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:08,986 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:39:08,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:08,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1270147192, now seen corresponding path program 3 times [2025-03-04 15:39:08,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:39:08,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816749179] [2025-03-04 15:39:08,987 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-04 15:39:08,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:39:08,990 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:39:08,994 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:39:08,997 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-04 15:39:08,997 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:08,998 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:39:08,999 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:39:09,001 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:39:09,003 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:09,003 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:09,004 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:39:09,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:09,005 INFO L85 PathProgramCache]: Analyzing trace with hash 554909543, now seen corresponding path program 2 times [2025-03-04 15:39:09,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:39:09,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531310354] [2025-03-04 15:39:09,005 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-04 15:39:09,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:39:09,013 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 20 statements into 2 equivalence classes. [2025-03-04 15:39:09,034 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 20 of 20 statements. [2025-03-04 15:39:09,037 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-04 15:39:09,037 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:09,038 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:39:09,040 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 20 statements into 1 equivalence classes. [2025-03-04 15:39:09,055 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 20 of 20 statements. [2025-03-04 15:39:09,057 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:09,058 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:09,062 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:39:09,166 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:10,153 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 15:39:10,153 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 15:39:10,153 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 15:39:10,153 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 15:39:10,153 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-04 15:39:10,153 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:10,153 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 15:39:10,154 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 15:39:10,154 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i_Iteration4_Lasso [2025-03-04 15:39:10,154 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 15:39:10,154 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 15:39:10,155 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,160 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,161 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,163 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,164 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,169 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,171 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,172 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,174 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,175 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,176 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,178 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,179 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,180 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,182 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,461 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,462 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,463 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,466 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:10,714 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 15:39:10,714 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-04 15:39:10,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:10,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:10,717 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:10,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2025-03-04 15:39:10,719 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 [2025-03-04 15:39:10,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:10,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:10,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:10,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:10,730 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:10,730 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:10,733 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:10,738 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:10,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:10,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:10,740 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:10,740 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2025-03-04 15:39:10,741 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 [2025-03-04 15:39:10,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:10,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:10,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:10,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:10,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:10,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:10,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:10,752 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:10,758 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2025-03-04 15:39:10,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:10,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:10,760 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:10,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2025-03-04 15:39:10,762 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 [2025-03-04 15:39:10,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:10,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:10,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:10,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:10,771 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:10,771 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:10,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:10,772 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:10,777 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2025-03-04 15:39:10,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:10,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:10,779 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:10,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2025-03-04 15:39:10,781 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 [2025-03-04 15:39:10,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:10,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:10,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:10,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:10,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:10,792 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:10,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:10,793 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:10,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2025-03-04 15:39:10,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:10,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:10,801 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:10,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2025-03-04 15:39:10,802 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 [2025-03-04 15:39:10,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:10,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:10,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:10,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:10,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:10,812 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:10,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:10,813 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:10,819 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2025-03-04 15:39:10,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:10,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:10,821 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:10,822 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2025-03-04 15:39:10,823 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 [2025-03-04 15:39:10,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:10,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:10,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:10,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:10,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:10,834 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:10,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:10,835 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:10,841 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2025-03-04 15:39:10,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:10,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:10,843 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:10,844 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2025-03-04 15:39:10,845 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 [2025-03-04 15:39:10,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:10,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:10,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:10,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:10,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:10,855 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:10,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:10,856 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:10,861 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2025-03-04 15:39:10,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:10,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:10,863 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:10,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2025-03-04 15:39:10,865 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 [2025-03-04 15:39:10,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:10,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:10,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:10,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:10,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:10,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:10,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:10,876 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:10,882 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2025-03-04 15:39:10,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:10,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:10,884 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:10,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2025-03-04 15:39:10,886 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 [2025-03-04 15:39:10,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:10,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:10,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:10,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:10,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:10,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:10,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:10,897 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:10,902 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2025-03-04 15:39:10,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:10,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:10,904 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:10,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2025-03-04 15:39:10,907 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 [2025-03-04 15:39:10,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:10,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:10,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:10,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:10,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:10,917 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:10,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:10,918 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:10,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:10,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:10,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:10,927 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:10,929 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2025-03-04 15:39:10,930 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 [2025-03-04 15:39:10,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:10,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:10,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:10,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:10,940 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:10,941 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:10,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:10,942 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:10,947 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:10,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:10,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:10,949 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:10,950 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2025-03-04 15:39:10,952 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 [2025-03-04 15:39:10,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:10,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:10,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:10,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:10,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:10,962 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:10,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:10,963 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:10,968 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:10,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:10,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:10,970 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:10,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2025-03-04 15:39:10,971 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 [2025-03-04 15:39:10,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:10,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:10,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:10,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:10,983 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:10,983 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:10,985 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:10,990 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2025-03-04 15:39:10,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:10,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:10,992 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:10,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2025-03-04 15:39:10,994 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 [2025-03-04 15:39:11,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:11,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:11,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:11,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:11,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:11,007 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:11,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:11,008 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:11,013 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2025-03-04 15:39:11,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:11,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:11,015 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:11,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2025-03-04 15:39:11,017 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 [2025-03-04 15:39:11,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:11,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:11,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:11,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:11,028 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:11,028 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:11,033 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:11,038 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:11,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:11,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:11,040 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:11,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2025-03-04 15:39:11,042 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 [2025-03-04 15:39:11,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:11,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:11,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:11,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:11,052 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:11,052 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:11,055 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:11,060 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:11,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:11,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:11,062 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:11,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2025-03-04 15:39:11,064 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 [2025-03-04 15:39:11,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:11,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:11,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:11,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:11,076 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:11,076 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:11,079 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:11,085 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2025-03-04 15:39:11,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:11,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:11,086 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:11,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2025-03-04 15:39:11,088 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 [2025-03-04 15:39:11,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:11,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:11,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:11,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:11,100 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:11,100 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:11,105 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-04 15:39:11,111 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2025-03-04 15:39:11,111 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2025-03-04 15:39:11,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:11,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:11,113 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:11,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2025-03-04 15:39:11,114 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-04 15:39:11,124 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-04 15:39:11,124 INFO L474 LassoAnalysis]: Proved termination. [2025-03-04 15:39:11,125 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) 0)_2) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) 0)_2 Supporting invariants [] [2025-03-04 15:39:11,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:11,174 INFO L156 tatePredicateManager]: 22 out of 23 supporting invariants were superfluous and have been removed [2025-03-04 15:39:11,176 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2025-03-04 15:39:11,176 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2025-03-04 15:39:11,176 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x~0!base,]]] [2025-03-04 15:39:11,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:11,205 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-03-04 15:39:11,221 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-04 15:39:11,222 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:11,222 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:39:11,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-04 15:39:11,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:39:11,259 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:39:11,263 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:39:11,263 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:11,263 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:39:11,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-03-04 15:39:11,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:39:11,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 15:39:11,323 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2025-03-04 15:39:11,323 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 37 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2025-03-04 15:39:11,372 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 37 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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 42 states and 49 transitions. Complement of second has 8 states. [2025-03-04 15:39:11,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2025-03-04 15:39:11,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2025-03-04 15:39:11,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 15 transitions. [2025-03-04 15:39:11,374 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 14 letters. Loop has 6 letters. [2025-03-04 15:39:11,375 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:39:11,375 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-03-04 15:39:11,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:11,407 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-03-04 15:39:11,422 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-04 15:39:11,422 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:11,422 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:39:11,423 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-04 15:39:11,424 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:39:11,462 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:39:11,466 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:39:11,466 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:11,466 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:39:11,466 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-03-04 15:39:11,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:39:11,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 15:39:11,522 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 3 loop predicates [2025-03-04 15:39:11,522 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 37 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2025-03-04 15:39:11,568 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2025-03-04 15:39:11,576 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 37 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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 42 states and 49 transitions. Complement of second has 8 states. [2025-03-04 15:39:11,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2025-03-04 15:39:11,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2025-03-04 15:39:11,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 15 transitions. [2025-03-04 15:39:11,577 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 14 letters. Loop has 6 letters. [2025-03-04 15:39:11,577 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:39:11,577 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-03-04 15:39:11,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:11,603 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-03-04 15:39:11,620 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-04 15:39:11,620 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:11,620 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:39:11,622 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-04 15:39:11,623 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:39:11,658 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:39:11,662 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:39:11,663 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:11,663 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:39:11,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-03-04 15:39:11,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:39:11,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 15:39:11,708 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2025-03-04 15:39:11,708 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 37 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2025-03-04 15:39:11,747 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 37 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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 48 states and 56 transitions. Complement of second has 7 states. [2025-03-04 15:39:11,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2025-03-04 15:39:11,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2025-03-04 15:39:11,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 16 transitions. [2025-03-04 15:39:11,748 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 16 transitions. Stem has 14 letters. Loop has 6 letters. [2025-03-04 15:39:11,748 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:39:11,748 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 16 transitions. Stem has 20 letters. Loop has 6 letters. [2025-03-04 15:39:11,748 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:39:11,748 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 16 transitions. Stem has 14 letters. Loop has 12 letters. [2025-03-04 15:39:11,749 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:39:11,749 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 56 transitions. [2025-03-04 15:39:11,750 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2025-03-04 15:39:11,750 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 38 states and 44 transitions. [2025-03-04 15:39:11,750 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2025-03-04 15:39:11,750 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2025-03-04 15:39:11,750 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 44 transitions. [2025-03-04 15:39:11,750 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 15:39:11,750 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 44 transitions. [2025-03-04 15:39:11,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 44 transitions. [2025-03-04 15:39:11,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 14. [2025-03-04 15:39:11,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 13 states have internal predecessors, (16), 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) [2025-03-04 15:39:11,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2025-03-04 15:39:11,751 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2025-03-04 15:39:11,751 INFO L432 stractBuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2025-03-04 15:39:11,751 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-03-04 15:39:11,751 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2025-03-04 15:39:11,751 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2025-03-04 15:39:11,751 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:39:11,751 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:39:11,751 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-03-04 15:39:11,751 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2025-03-04 15:39:11,752 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~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~mem17#1, main_#t~mem18#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~d~0#1.base, main_~d~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~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_~y~0#1.base, main_~y~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_~d~0#1.base, main_~d~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_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet7#1;" [2025-03-04 15:39:11,752 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1;" "assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet16#1;call main_#t~mem17#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);call write~int#0(main_#t~mem17#1 - 1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem17#1;call main_#t~mem18#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);call write~int#2(main_#t~mem18#1 - 1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~mem18#1;" [2025-03-04 15:39:11,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:11,752 INFO L85 PathProgramCache]: Analyzing trace with hash 1472, now seen corresponding path program 2 times [2025-03-04 15:39:11,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:39:11,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699600781] [2025-03-04 15:39:11,752 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-04 15:39:11,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:39:11,756 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:39:11,760 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:39:11,760 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-04 15:39:11,760 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:11,760 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:39:11,761 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:39:11,764 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:39:11,764 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:11,764 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:11,765 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:39:11,765 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:11,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1270147193, now seen corresponding path program 1 times [2025-03-04 15:39:11,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:39:11,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926169473] [2025-03-04 15:39:11,766 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:39:11,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:39:11,769 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:39:11,773 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:39:11,773 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:11,773 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:11,773 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:39:11,774 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:39:11,777 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:39:11,778 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:11,778 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:11,779 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:39:11,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:11,781 INFO L85 PathProgramCache]: Analyzing trace with hash 1118003960, now seen corresponding path program 3 times [2025-03-04 15:39:11,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:39:11,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871656892] [2025-03-04 15:39:11,781 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-04 15:39:11,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:39:11,787 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 8 statements into 1 equivalence classes. [2025-03-04 15:39:11,797 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-04 15:39:11,799 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-04 15:39:11,799 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:11,799 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:39:11,801 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-04 15:39:11,807 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-04 15:39:11,812 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:11,813 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:39:11,815 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:39:12,199 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 15:39:12,199 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 15:39:12,199 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 15:39:12,199 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 15:39:12,199 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-04 15:39:12,199 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:12,199 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 15:39:12,199 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 15:39:12,199 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i_Iteration5_Lasso [2025-03-04 15:39:12,199 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 15:39:12,199 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 15:39:12,201 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,203 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,205 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,206 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,207 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,208 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,209 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,212 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,213 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,215 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,216 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,217 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,218 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,468 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,469 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,470 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,472 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,473 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,474 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:39:12,675 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 15:39:12,675 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-04 15:39:12,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:12,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:12,678 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:12,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2025-03-04 15:39:12,679 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 [2025-03-04 15:39:12,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:12,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:12,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:12,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:12,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:12,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:12,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:12,690 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:12,695 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2025-03-04 15:39:12,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:12,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:12,697 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:12,698 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2025-03-04 15:39:12,699 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 [2025-03-04 15:39:12,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:12,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:12,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:12,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:12,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:12,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:12,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:12,710 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:12,715 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2025-03-04 15:39:12,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:12,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:12,716 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:12,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2025-03-04 15:39:12,718 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 [2025-03-04 15:39:12,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:12,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:12,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:12,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:12,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:12,728 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:12,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:12,729 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:12,734 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2025-03-04 15:39:12,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:12,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:12,736 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:12,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2025-03-04 15:39:12,738 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 [2025-03-04 15:39:12,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:12,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:12,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:12,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:12,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:12,748 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:12,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:12,749 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:12,755 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2025-03-04 15:39:12,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:12,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:12,756 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:12,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2025-03-04 15:39:12,758 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 [2025-03-04 15:39:12,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:12,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:12,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:12,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:12,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:12,768 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:12,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:12,769 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:12,774 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2025-03-04 15:39:12,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:12,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:12,776 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:12,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2025-03-04 15:39:12,777 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 [2025-03-04 15:39:12,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:12,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:12,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:12,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:12,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:12,787 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:12,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:12,788 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:12,793 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2025-03-04 15:39:12,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:12,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:12,795 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:12,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2025-03-04 15:39:12,796 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 [2025-03-04 15:39:12,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:12,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:12,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:12,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:12,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:12,806 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:12,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:12,807 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:12,812 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2025-03-04 15:39:12,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:12,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:12,814 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:12,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2025-03-04 15:39:12,816 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 [2025-03-04 15:39:12,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:12,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:12,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:12,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:12,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:12,826 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:12,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:12,827 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:12,832 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2025-03-04 15:39:12,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:12,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:12,834 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:12,834 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2025-03-04 15:39:12,835 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 [2025-03-04 15:39:12,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:12,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:12,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:12,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:12,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:12,845 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:12,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:12,846 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:12,852 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2025-03-04 15:39:12,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:12,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:12,854 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:12,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2025-03-04 15:39:12,855 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 [2025-03-04 15:39:12,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:12,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:12,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:12,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:12,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:12,865 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:12,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:12,866 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:12,871 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2025-03-04 15:39:12,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:12,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:12,873 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:12,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2025-03-04 15:39:12,875 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 [2025-03-04 15:39:12,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:12,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:12,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:12,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:12,885 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:12,885 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:12,887 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:12,892 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2025-03-04 15:39:12,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:12,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:12,894 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:12,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2025-03-04 15:39:12,896 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 [2025-03-04 15:39:12,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:12,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:12,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:12,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:12,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:12,906 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:12,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:12,908 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:12,913 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:12,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:12,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:12,916 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:12,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2025-03-04 15:39:12,919 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 [2025-03-04 15:39:12,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:12,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:12,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:12,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:12,931 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:12,931 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:12,934 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:12,939 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:12,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:12,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:12,941 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:12,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2025-03-04 15:39:12,943 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 [2025-03-04 15:39:12,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:12,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:12,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:12,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:12,955 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:12,955 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:12,959 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:12,964 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2025-03-04 15:39:12,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:12,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:12,966 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:12,974 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2025-03-04 15:39:12,974 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 [2025-03-04 15:39:12,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:12,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:12,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:12,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:12,986 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:12,986 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:12,989 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:12,995 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2025-03-04 15:39:12,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:12,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:12,997 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:12,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2025-03-04 15:39:12,999 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 [2025-03-04 15:39:13,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:13,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:13,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:13,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:13,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:13,009 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:13,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:13,011 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-04 15:39:13,013 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2025-03-04 15:39:13,013 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2025-03-04 15:39:13,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:13,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:13,015 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:13,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2025-03-04 15:39:13,017 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-04 15:39:13,017 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2025-03-04 15:39:13,017 INFO L474 LassoAnalysis]: Proved termination. [2025-03-04 15:39:13,017 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~y~0#1.base) ULTIMATE.start_main_~y~0#1.offset)_4) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~y~0#1.base) ULTIMATE.start_main_~y~0#1.offset)_4 Supporting invariants [] [2025-03-04 15:39:13,022 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:13,057 INFO L156 tatePredicateManager]: 22 out of 22 supporting invariants were superfluous and have been removed [2025-03-04 15:39:13,058 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2025-03-04 15:39:13,058 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2025-03-04 15:39:13,058 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~y~0!base,]]] [2025-03-04 15:39:13,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:13,070 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:39:13,077 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:39:13,077 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:13,077 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:39:13,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 15:39:13,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:39:13,087 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:39:13,092 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:39:13,092 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:13,092 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:39:13,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-04 15:39:13,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:39:13,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 15:39:13,147 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 [2025-03-04 15:39:13,147 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 3 Second operand has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 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) [2025-03-04 15:39:13,180 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 3. Second operand has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 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 38 states and 45 transitions. Complement of second has 10 states. [2025-03-04 15:39:13,180 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 [2025-03-04 15:39:13,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 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) [2025-03-04 15:39:13,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 13 transitions. [2025-03-04 15:39:13,181 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13 transitions. Stem has 2 letters. Loop has 6 letters. [2025-03-04 15:39:13,184 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:39:13,184 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13 transitions. Stem has 8 letters. Loop has 6 letters. [2025-03-04 15:39:13,185 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:39:13,185 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13 transitions. Stem has 2 letters. Loop has 12 letters. [2025-03-04 15:39:13,185 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:39:13,185 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 45 transitions. [2025-03-04 15:39:13,185 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-04 15:39:13,185 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 0 states and 0 transitions. [2025-03-04 15:39:13,185 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-03-04 15:39:13,185 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-03-04 15:39:13,185 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-03-04 15:39:13,185 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-04 15:39:13,185 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 15:39:13,186 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 15:39:13,186 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 15:39:13,186 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-03-04 15:39:13,186 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-03-04 15:39:13,186 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-04 15:39:13,186 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-03-04 15:39:13,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 04.03 03:39:13 BoogieIcfgContainer [2025-03-04 15:39:13,191 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-03-04 15:39:13,192 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-04 15:39:13,192 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-04 15:39:13,192 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-04 15:39:13,192 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:39:04" (3/4) ... [2025-03-04 15:39:13,194 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-04 15:39:13,194 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-04 15:39:13,195 INFO L158 Benchmark]: Toolchain (without parser) took 9145.42ms. Allocated memory was 167.8MB in the beginning and 352.3MB in the end (delta: 184.5MB). Free memory was 123.0MB in the beginning and 275.0MB in the end (delta: -152.0MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2025-03-04 15:39:13,195 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 116.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:39:13,195 INFO L158 Benchmark]: CACSL2BoogieTranslator took 212.66ms. Allocated memory is still 167.8MB. Free memory was 123.0MB in the beginning and 107.0MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-04 15:39:13,195 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.53ms. Allocated memory is still 167.8MB. Free memory was 107.0MB in the beginning and 105.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:39:13,195 INFO L158 Benchmark]: Boogie Preprocessor took 22.76ms. Allocated memory is still 167.8MB. Free memory was 105.4MB in the beginning and 103.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:39:13,196 INFO L158 Benchmark]: IcfgBuilder took 237.67ms. Allocated memory is still 167.8MB. Free memory was 103.8MB in the beginning and 90.2MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-04 15:39:13,196 INFO L158 Benchmark]: BuchiAutomizer took 8643.95ms. Allocated memory was 167.8MB in the beginning and 352.3MB in the end (delta: 184.5MB). Free memory was 90.2MB in the beginning and 275.1MB in the end (delta: -184.9MB). Peak memory consumption was 128.0kB. Max. memory is 16.1GB. [2025-03-04 15:39:13,196 INFO L158 Benchmark]: Witness Printer took 2.51ms. Allocated memory is still 352.3MB. Free memory was 275.1MB in the beginning and 275.0MB in the end (delta: 72.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:39:13,197 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 116.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 212.66ms. Allocated memory is still 167.8MB. Free memory was 123.0MB in the beginning and 107.0MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.53ms. Allocated memory is still 167.8MB. Free memory was 107.0MB in the beginning and 105.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.76ms. Allocated memory is still 167.8MB. Free memory was 105.4MB in the beginning and 103.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 237.67ms. Allocated memory is still 167.8MB. Free memory was 103.8MB in the beginning and 90.2MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 8643.95ms. Allocated memory was 167.8MB in the beginning and 352.3MB in the end (delta: 184.5MB). Free memory was 90.2MB in the beginning and 275.1MB in the end (delta: -184.9MB). Peak memory consumption was 128.0kB. Max. memory is 16.1GB. * Witness Printer took 2.51ms. Allocated memory is still 352.3MB. Free memory was 275.1MB in the beginning and 275.0MB in the end (delta: 72.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x~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[~x~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[~x~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[~y~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 6 locations. One nondeterministic module has affine ranking function null and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.6s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 7.4s. Construction of modules took 0.0s. Büchi inclusion checks took 1.0s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 25 StatesRemovedByMinimization, 2 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: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 108 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 106 mSDsluCounter, 111 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 44 mSDsCounter, 29 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 97 IncrementalHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29 mSolverCounterUnsat, 67 mSDtfsCounter, 97 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital254 mio100 ax107 hnf100 lsp93 ukn68 mio100 lsp21 div100 bol100 ite100 ukn100 eq163 hnf90 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 20ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-03-04 15:39:13,207 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:13,411 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/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