./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/recursified_loop-simple/recursified_nested_2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8fc3dc66 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/recursified_loop-simple/recursified_nested_2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-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 32bit --witnessprinter.graph.data.programhash 1a590e2514668f126114e4312bb6236a04cce9502b393533b5b4bfd230be904b --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 20:37:09,548 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 20:37:09,596 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-03-17 20:37:09,604 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 20:37:09,604 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 20:37:09,604 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-03-17 20:37:09,624 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 20:37:09,625 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 20:37:09,625 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 20:37:09,626 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 20:37:09,626 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 20:37:09,627 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 20:37:09,627 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 20:37:09,627 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 20:37:09,627 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-03-17 20:37:09,627 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-03-17 20:37:09,627 INFO L153 SettingsManager]: * Use old map elimination=false [2025-03-17 20:37:09,628 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-03-17 20:37:09,628 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-03-17 20:37:09,628 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-03-17 20:37:09,628 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 20:37:09,628 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-03-17 20:37:09,628 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 20:37:09,628 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 20:37:09,628 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 20:37:09,628 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 20:37:09,628 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-03-17 20:37:09,629 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-03-17 20:37:09,629 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-03-17 20:37:09,629 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-17 20:37:09,629 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 20:37:09,629 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 20:37:09,629 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-03-17 20:37:09,629 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 20:37:09,630 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 20:37:09,630 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 20:37:09,630 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 20:37:09,630 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 20:37:09,630 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 20:37:09,630 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-03-17 20:37:09,630 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a590e2514668f126114e4312bb6236a04cce9502b393533b5b4bfd230be904b [2025-03-17 20:37:09,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 20:37:09,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 20:37:09,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 20:37:09,843 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 20:37:09,843 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 20:37:09,845 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursified_loop-simple/recursified_nested_2.c [2025-03-17 20:37:11,030 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e2c1f2d3/6acd760919e440e78f28c245c3bf17fc/FLAG20ab0e320 [2025-03-17 20:37:11,250 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 20:37:11,250 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursified_loop-simple/recursified_nested_2.c [2025-03-17 20:37:11,257 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e2c1f2d3/6acd760919e440e78f28c245c3bf17fc/FLAG20ab0e320 [2025-03-17 20:37:11,595 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e2c1f2d3/6acd760919e440e78f28c245c3bf17fc [2025-03-17 20:37:11,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 20:37:11,597 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 20:37:11,598 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 20:37:11,598 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 20:37:11,601 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 20:37:11,601 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 08:37:11" (1/1) ... [2025-03-17 20:37:11,603 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66aa4b11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:37:11, skipping insertion in model container [2025-03-17 20:37:11,603 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 08:37:11" (1/1) ... [2025-03-17 20:37:11,614 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 20:37:11,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 20:37:11,715 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 20:37:11,725 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 20:37:11,738 INFO L204 MainTranslator]: Completed translation [2025-03-17 20:37:11,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:37:11 WrapperNode [2025-03-17 20:37:11,739 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 20:37:11,740 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 20:37:11,740 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 20:37:11,740 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 20:37:11,744 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:37:11" (1/1) ... [2025-03-17 20:37:11,750 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:37:11" (1/1) ... [2025-03-17 20:37:11,761 INFO L138 Inliner]: procedures = 13, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 39 [2025-03-17 20:37:11,761 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 20:37:11,762 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 20:37:11,762 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 20:37:11,762 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 20:37:11,767 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:37:11" (1/1) ... [2025-03-17 20:37:11,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:37:11" (1/1) ... [2025-03-17 20:37:11,768 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:37:11" (1/1) ... [2025-03-17 20:37:11,782 INFO L175 MemorySlicer]: Split 14 memory accesses to 3 slices as follows [2, 6, 6]. 43 percent of accesses are in the largest equivalence class. The 4 initializations are split as follows [2, 1, 1]. The 4 writes are split as follows [0, 2, 2]. [2025-03-17 20:37:11,783 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:37:11" (1/1) ... [2025-03-17 20:37:11,783 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:37:11" (1/1) ... [2025-03-17 20:37:11,789 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:37:11" (1/1) ... [2025-03-17 20:37:11,792 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:37:11" (1/1) ... [2025-03-17 20:37:11,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:37:11" (1/1) ... [2025-03-17 20:37:11,793 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:37:11" (1/1) ... [2025-03-17 20:37:11,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 20:37:11,795 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 20:37:11,795 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 20:37:11,795 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 20:37:11,799 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:37:11" (1/1) ... [2025-03-17 20:37:11,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:11,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:11,824 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) [2025-03-17 20:37:11,826 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 [2025-03-17 20:37:11,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 20:37:11,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 20:37:11,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-17 20:37:11,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-17 20:37:11,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 20:37:11,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 20:37:11,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-17 20:37:11,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-17 20:37:11,846 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_20_to_21_0 [2025-03-17 20:37:11,847 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_20_to_21_0 [2025-03-17 20:37:11,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 20:37:11,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 20:37:11,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 20:37:11,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-17 20:37:11,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-17 20:37:11,847 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_21_to_21_0 [2025-03-17 20:37:11,847 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_21_to_21_0 [2025-03-17 20:37:11,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 20:37:11,899 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 20:37:11,901 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 20:37:11,996 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L61: call ULTIMATE.dealloc(main_~#a~0#1.base, main_~#a~0#1.offset);havoc main_~#a~0#1.base, main_~#a~0#1.offset;call ULTIMATE.dealloc(main_~#b~0#1.base, main_~#b~0#1.offset);havoc main_~#b~0#1.base, main_~#b~0#1.offset; [2025-03-17 20:37:12,015 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2025-03-17 20:37:12,015 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 20:37:12,022 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 20:37:12,022 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 20:37:12,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 08:37:12 BoogieIcfgContainer [2025-03-17 20:37:12,022 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 20:37:12,023 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-03-17 20:37:12,023 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-03-17 20:37:12,027 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-03-17 20:37:12,027 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 20:37:12,027 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.03 08:37:11" (1/3) ... [2025-03-17 20:37:12,028 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6df02eb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.03 08:37:12, skipping insertion in model container [2025-03-17 20:37:12,028 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 20:37:12,028 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:37:11" (2/3) ... [2025-03-17 20:37:12,028 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6df02eb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.03 08:37:12, skipping insertion in model container [2025-03-17 20:37:12,028 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 20:37:12,028 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 08:37:12" (3/3) ... [2025-03-17 20:37:12,029 INFO L363 chiAutomizerObserver]: Analyzing ICFG recursified_nested_2.c [2025-03-17 20:37:12,057 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-03-17 20:37:12,057 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-03-17 20:37:12,057 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-03-17 20:37:12,057 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-03-17 20:37:12,057 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-03-17 20:37:12,057 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-03-17 20:37:12,057 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-03-17 20:37:12,057 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-03-17 20:37:12,060 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 16 states have internal predecessors, (18), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2025-03-17 20:37:12,071 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2025-03-17 20:37:12,071 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:37:12,071 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:37:12,074 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-03-17 20:37:12,074 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:37:12,075 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-03-17 20:37:12,075 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 16 states have internal predecessors, (18), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2025-03-17 20:37:12,076 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2025-03-17 20:37:12,076 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:37:12,076 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:37:12,076 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-03-17 20:37:12,076 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:37:12,080 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3);assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~mem10#1, main_#t~mem11#1, main_#t~short12#1, main_~#a~0#1.base, main_~#a~0#1.offset, main_~#b~0#1.base, main_~#b~0#1.offset;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#1(6, main_~#a~0#1.base, main_~#a~0#1.offset, 4);call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#2(6, main_~#b~0#1.base, main_~#b~0#1.offset, 4);call write~int#1(0, main_~#a~0#1.base, main_~#a~0#1.offset, 4);" "call func_to_recursive_line_20_to_21_0(main_~#b~0#1.base, main_~#b~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset);"< [2025-03-17 20:37:12,080 INFO L754 eck$LassoCheckResult]: Loop: "~b.base, ~b.offset := #in~b.base, #in~b.offset;~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem7 := read~int#1(~a.base, ~a.offset, 4);" "assume #t~mem7 < 6;havoc #t~mem7;call write~int#2(0, ~b.base, ~b.offset, 4);" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume !(#t~mem4 < 6);havoc #t~mem4;" "assume true;" >"#27#return;" "call #t~mem8 := read~int#1(~a.base, ~a.offset, 4);#t~pre9 := 1 + #t~mem8;call write~int#1(1 + #t~mem8, ~a.base, ~a.offset, 4);havoc #t~mem8;havoc #t~pre9;" "call func_to_recursive_line_20_to_21_0(~b.base, ~b.offset, ~a.base, ~a.offset);"< [2025-03-17 20:37:12,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:12,083 INFO L85 PathProgramCache]: Analyzing trace with hash 1516, now seen corresponding path program 1 times [2025-03-17 20:37:12,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:37:12,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889952812] [2025-03-17 20:37:12,088 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:37:12,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:37:12,140 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-17 20:37:12,165 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 20:37:12,165 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:12,165 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:12,165 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:37:12,171 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-17 20:37:12,183 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 20:37:12,183 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:12,183 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:12,198 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:37:12,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:12,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1755149131, now seen corresponding path program 1 times [2025-03-17 20:37:12,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:37:12,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536568987] [2025-03-17 20:37:12,201 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:37:12,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:37:12,213 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-03-17 20:37:12,223 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-17 20:37:12,223 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:12,223 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:37:12,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:37:12,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:37:12,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536568987] [2025-03-17 20:37:12,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536568987] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:37:12,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:37:12,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-17 20:37:12,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113833147] [2025-03-17 20:37:12,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:37:12,489 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:37:12,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:37:12,506 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-17 20:37:12,506 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-17 20:37:12,507 INFO L87 Difference]: Start difference. First operand has 21 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 16 states have internal predecessors, (18), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 20:37:12,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:37:12,580 INFO L93 Difference]: Finished difference Result 25 states and 30 transitions. [2025-03-17 20:37:12,581 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 30 transitions. [2025-03-17 20:37:12,584 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2025-03-17 20:37:12,589 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 14 states and 16 transitions. [2025-03-17 20:37:12,592 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2025-03-17 20:37:12,592 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2025-03-17 20:37:12,593 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 16 transitions. [2025-03-17 20:37:12,593 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:37:12,594 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2025-03-17 20:37:12,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 16 transitions. [2025-03-17 20:37:12,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2025-03-17 20:37:12,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 8 states have (on average 1.125) internal successors, (9), 9 states have internal predecessors, (9), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-03-17 20:37:12,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2025-03-17 20:37:12,611 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2025-03-17 20:37:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-17 20:37:12,615 INFO L432 stractBuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2025-03-17 20:37:12,615 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-03-17 20:37:12,615 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2025-03-17 20:37:12,615 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2025-03-17 20:37:12,615 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:37:12,615 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:37:12,616 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-03-17 20:37:12,616 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:37:12,616 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3);assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~mem10#1, main_#t~mem11#1, main_#t~short12#1, main_~#a~0#1.base, main_~#a~0#1.offset, main_~#b~0#1.base, main_~#b~0#1.offset;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#1(6, main_~#a~0#1.base, main_~#a~0#1.offset, 4);call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#2(6, main_~#b~0#1.base, main_~#b~0#1.offset, 4);call write~int#1(0, main_~#a~0#1.base, main_~#a~0#1.offset, 4);" "call func_to_recursive_line_20_to_21_0(main_~#b~0#1.base, main_~#b~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset);"< [2025-03-17 20:37:12,617 INFO L754 eck$LassoCheckResult]: Loop: "~b.base, ~b.offset := #in~b.base, #in~b.offset;~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem7 := read~int#1(~a.base, ~a.offset, 4);" "assume #t~mem7 < 6;havoc #t~mem7;call write~int#2(0, ~b.base, ~b.offset, 4);" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume !(#t~mem4 < 6);havoc #t~mem4;" "assume true;" >"#31#return;" "assume true;" >"#27#return;" "call #t~mem8 := read~int#1(~a.base, ~a.offset, 4);#t~pre9 := 1 + #t~mem8;call write~int#1(1 + #t~mem8, ~a.base, ~a.offset, 4);havoc #t~mem8;havoc #t~pre9;" "call func_to_recursive_line_20_to_21_0(~b.base, ~b.offset, ~a.base, ~a.offset);"< [2025-03-17 20:37:12,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:12,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1516, now seen corresponding path program 2 times [2025-03-17 20:37:12,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:37:12,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514669524] [2025-03-17 20:37:12,618 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:37:12,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:37:12,624 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 2 statements into 1 equivalence classes. [2025-03-17 20:37:12,631 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 20:37:12,631 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:37:12,631 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:12,631 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:37:12,634 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-17 20:37:12,637 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 20:37:12,637 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:12,637 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:12,639 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:37:12,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:12,639 INFO L85 PathProgramCache]: Analyzing trace with hash 90787623, now seen corresponding path program 1 times [2025-03-17 20:37:12,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:37:12,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704085120] [2025-03-17 20:37:12,640 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:37:12,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:37:12,645 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-03-17 20:37:12,653 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-17 20:37:12,656 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:12,657 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:37:12,944 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-17 20:37:12,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:37:12,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704085120] [2025-03-17 20:37:12,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704085120] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 20:37:12,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1203627739] [2025-03-17 20:37:12,946 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:37:12,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 20:37:12,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:12,949 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 20:37:12,951 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-17 20:37:12,984 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-03-17 20:37:13,008 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-17 20:37:13,008 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:13,008 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:37:13,010 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 28 conjuncts are in the unsatisfiable core [2025-03-17 20:37:13,012 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 20:37:13,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2025-03-17 20:37:13,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-17 20:37:13,216 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 20:37:13,535 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:37:13,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1203627739] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 20:37:13,535 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 20:37:13,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 10] total 22 [2025-03-17 20:37:13,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146060211] [2025-03-17 20:37:13,535 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 20:37:13,535 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:37:13,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:37:13,536 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2025-03-17 20:37:13,536 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=367, Unknown=0, NotChecked=0, Total=462 [2025-03-17 20:37:13,537 INFO L87 Difference]: Start difference. First operand 14 states and 16 transitions. cyclomatic complexity: 4 Second operand has 22 states, 16 states have (on average 1.375) internal successors, (22), 19 states have internal predecessors, (22), 7 states have call successors, (7), 4 states have call predecessors, (7), 5 states have return successors, (6), 4 states have call predecessors, (6), 6 states have call successors, (6) [2025-03-17 20:37:13,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:37:13,691 INFO L93 Difference]: Finished difference Result 18 states and 20 transitions. [2025-03-17 20:37:13,691 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 20 transitions. [2025-03-17 20:37:13,691 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2025-03-17 20:37:13,692 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 18 states and 20 transitions. [2025-03-17 20:37:13,692 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2025-03-17 20:37:13,692 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2025-03-17 20:37:13,692 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 20 transitions. [2025-03-17 20:37:13,692 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:37:13,692 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 20 transitions. [2025-03-17 20:37:13,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 20 transitions. [2025-03-17 20:37:13,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2025-03-17 20:37:13,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 10 states have (on average 1.1) internal successors, (11), 11 states have internal predecessors, (11), 4 states have call successors, (4), 2 states have call predecessors, (4), 4 states have return successors, (5), 4 states have call predecessors, (5), 2 states have call successors, (5) [2025-03-17 20:37:13,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 20 transitions. [2025-03-17 20:37:13,694 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 20 transitions. [2025-03-17 20:37:13,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-17 20:37:13,695 INFO L432 stractBuchiCegarLoop]: Abstraction has 18 states and 20 transitions. [2025-03-17 20:37:13,695 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-03-17 20:37:13,695 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 20 transitions. [2025-03-17 20:37:13,696 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2025-03-17 20:37:13,696 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:37:13,696 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:37:13,696 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-03-17 20:37:13,696 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:37:13,696 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3);assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~mem10#1, main_#t~mem11#1, main_#t~short12#1, main_~#a~0#1.base, main_~#a~0#1.offset, main_~#b~0#1.base, main_~#b~0#1.offset;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#1(6, main_~#a~0#1.base, main_~#a~0#1.offset, 4);call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#2(6, main_~#b~0#1.base, main_~#b~0#1.offset, 4);call write~int#1(0, main_~#a~0#1.base, main_~#a~0#1.offset, 4);" "call func_to_recursive_line_20_to_21_0(main_~#b~0#1.base, main_~#b~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset);"< [2025-03-17 20:37:13,696 INFO L754 eck$LassoCheckResult]: Loop: "~b.base, ~b.offset := #in~b.base, #in~b.offset;~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem7 := read~int#1(~a.base, ~a.offset, 4);" "assume #t~mem7 < 6;havoc #t~mem7;call write~int#2(0, ~b.base, ~b.offset, 4);" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume !(#t~mem4 < 6);havoc #t~mem4;" "assume true;" >"#31#return;" "assume true;" >"#31#return;" "assume true;" >"#31#return;" "assume true;" >"#27#return;" "call #t~mem8 := read~int#1(~a.base, ~a.offset, 4);#t~pre9 := 1 + #t~mem8;call write~int#1(1 + #t~mem8, ~a.base, ~a.offset, 4);havoc #t~mem8;havoc #t~pre9;" "call func_to_recursive_line_20_to_21_0(~b.base, ~b.offset, ~a.base, ~a.offset);"< [2025-03-17 20:37:13,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:13,697 INFO L85 PathProgramCache]: Analyzing trace with hash 1516, now seen corresponding path program 3 times [2025-03-17 20:37:13,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:37:13,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140109148] [2025-03-17 20:37:13,697 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-17 20:37:13,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:37:13,706 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 2 statements into 1 equivalence classes. [2025-03-17 20:37:13,711 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 20:37:13,711 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-17 20:37:13,711 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:13,712 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:37:13,717 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-17 20:37:13,719 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 20:37:13,719 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:13,719 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:13,721 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:37:13,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:13,722 INFO L85 PathProgramCache]: Analyzing trace with hash -543659721, now seen corresponding path program 2 times [2025-03-17 20:37:13,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:37:13,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697817246] [2025-03-17 20:37:13,722 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:37:13,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:37:13,730 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 24 statements into 2 equivalence classes. [2025-03-17 20:37:13,740 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 24 of 24 statements. [2025-03-17 20:37:13,740 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-17 20:37:13,740 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:37:14,232 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2025-03-17 20:37:14,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:37:14,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697817246] [2025-03-17 20:37:14,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697817246] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 20:37:14,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [925911589] [2025-03-17 20:37:14,233 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:37:14,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 20:37:14,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:14,236 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 20:37:14,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-17 20:37:14,267 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 24 statements into 2 equivalence classes. [2025-03-17 20:37:14,282 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 24 of 24 statements. [2025-03-17 20:37:14,282 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-17 20:37:14,282 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:37:14,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 56 conjuncts are in the unsatisfiable core [2025-03-17 20:37:14,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 20:37:14,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2025-03-17 20:37:14,518 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2025-03-17 20:37:14,518 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 20:37:15,368 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:37:15,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [925911589] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 20:37:15,368 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 20:37:15,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 18] total 33 [2025-03-17 20:37:15,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863165935] [2025-03-17 20:37:15,369 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 20:37:15,369 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:37:15,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:37:15,369 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2025-03-17 20:37:15,371 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=208, Invalid=848, Unknown=0, NotChecked=0, Total=1056 [2025-03-17 20:37:15,371 INFO L87 Difference]: Start difference. First operand 18 states and 20 transitions. cyclomatic complexity: 4 Second operand has 33 states, 24 states have (on average 1.2916666666666667) internal successors, (31), 28 states have internal predecessors, (31), 10 states have call successors, (10), 6 states have call predecessors, (10), 9 states have return successors, (12), 8 states have call predecessors, (12), 9 states have call successors, (12) [2025-03-17 20:37:15,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:37:15,628 INFO L93 Difference]: Finished difference Result 22 states and 24 transitions. [2025-03-17 20:37:15,628 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 24 transitions. [2025-03-17 20:37:15,629 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2025-03-17 20:37:15,629 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 22 states and 24 transitions. [2025-03-17 20:37:15,629 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2025-03-17 20:37:15,629 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2025-03-17 20:37:15,629 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 24 transitions. [2025-03-17 20:37:15,630 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:37:15,630 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22 states and 24 transitions. [2025-03-17 20:37:15,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 24 transitions. [2025-03-17 20:37:15,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2025-03-17 20:37:15,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 13 states have internal predecessors, (13), 4 states have call successors, (4), 2 states have call predecessors, (4), 6 states have return successors, (7), 6 states have call predecessors, (7), 2 states have call successors, (7) [2025-03-17 20:37:15,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 24 transitions. [2025-03-17 20:37:15,631 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 24 transitions. [2025-03-17 20:37:15,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-03-17 20:37:15,632 INFO L432 stractBuchiCegarLoop]: Abstraction has 22 states and 24 transitions. [2025-03-17 20:37:15,632 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-03-17 20:37:15,632 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 24 transitions. [2025-03-17 20:37:15,633 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2025-03-17 20:37:15,633 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:37:15,633 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:37:15,633 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-03-17 20:37:15,633 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [6, 6, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:37:15,633 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3);assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~mem10#1, main_#t~mem11#1, main_#t~short12#1, main_~#a~0#1.base, main_~#a~0#1.offset, main_~#b~0#1.base, main_~#b~0#1.offset;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#1(6, main_~#a~0#1.base, main_~#a~0#1.offset, 4);call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#2(6, main_~#b~0#1.base, main_~#b~0#1.offset, 4);call write~int#1(0, main_~#a~0#1.base, main_~#a~0#1.offset, 4);" "call func_to_recursive_line_20_to_21_0(main_~#b~0#1.base, main_~#b~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset);"< [2025-03-17 20:37:15,633 INFO L754 eck$LassoCheckResult]: Loop: "~b.base, ~b.offset := #in~b.base, #in~b.offset;~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem7 := read~int#1(~a.base, ~a.offset, 4);" "assume #t~mem7 < 6;havoc #t~mem7;call write~int#2(0, ~b.base, ~b.offset, 4);" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume !(#t~mem4 < 6);havoc #t~mem4;" "assume true;" >"#31#return;" "assume true;" >"#31#return;" "assume true;" >"#31#return;" "assume true;" >"#31#return;" "assume true;" >"#31#return;" "assume true;" >"#27#return;" "call #t~mem8 := read~int#1(~a.base, ~a.offset, 4);#t~pre9 := 1 + #t~mem8;call write~int#1(1 + #t~mem8, ~a.base, ~a.offset, 4);havoc #t~mem8;havoc #t~pre9;" "call func_to_recursive_line_20_to_21_0(~b.base, ~b.offset, ~a.base, ~a.offset);"< [2025-03-17 20:37:15,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:15,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1516, now seen corresponding path program 4 times [2025-03-17 20:37:15,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:37:15,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79211427] [2025-03-17 20:37:15,634 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-17 20:37:15,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:37:15,638 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 2 statements into 2 equivalence classes. [2025-03-17 20:37:15,642 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 20:37:15,642 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-17 20:37:15,642 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:15,642 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:37:15,644 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-17 20:37:15,645 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 20:37:15,646 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:15,646 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:15,647 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:37:15,648 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:15,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1508748103, now seen corresponding path program 3 times [2025-03-17 20:37:15,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:37:15,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820262553] [2025-03-17 20:37:15,648 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-17 20:37:15,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:37:15,657 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 34 statements into 6 equivalence classes. [2025-03-17 20:37:15,678 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) and asserted 34 of 34 statements. [2025-03-17 20:37:15,678 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2025-03-17 20:37:15,679 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:37:16,301 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 43 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2025-03-17 20:37:16,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:37:16,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820262553] [2025-03-17 20:37:16,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820262553] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 20:37:16,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1160530509] [2025-03-17 20:37:16,301 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-17 20:37:16,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 20:37:16,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:16,303 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 20:37:16,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-17 20:37:16,339 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 34 statements into 6 equivalence classes. [2025-03-17 20:37:16,364 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) and asserted 34 of 34 statements. [2025-03-17 20:37:16,364 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2025-03-17 20:37:16,364 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:37:16,366 INFO L256 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 80 conjuncts are in the unsatisfiable core [2025-03-17 20:37:16,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 20:37:16,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2025-03-17 20:37:16,698 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2025-03-17 20:37:16,699 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 20:37:18,183 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:37:18,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1160530509] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 20:37:18,183 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 20:37:18,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 13, 26] total 45 [2025-03-17 20:37:18,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614169646] [2025-03-17 20:37:18,183 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 20:37:18,183 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:37:18,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:37:18,184 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2025-03-17 20:37:18,184 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=374, Invalid=1606, Unknown=0, NotChecked=0, Total=1980 [2025-03-17 20:37:18,184 INFO L87 Difference]: Start difference. First operand 22 states and 24 transitions. cyclomatic complexity: 4 Second operand has 45 states, 34 states have (on average 1.2058823529411764) internal successors, (41), 38 states have internal predecessors, (41), 12 states have call successors, (13), 8 states have call predecessors, (13), 14 states have return successors, (18), 13 states have call predecessors, (18), 11 states have call successors, (18) [2025-03-17 20:37:18,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:37:18,665 INFO L93 Difference]: Finished difference Result 31 states and 39 transitions. [2025-03-17 20:37:18,665 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 39 transitions. [2025-03-17 20:37:18,666 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2025-03-17 20:37:18,667 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 29 states and 33 transitions. [2025-03-17 20:37:18,667 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2025-03-17 20:37:18,667 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2025-03-17 20:37:18,667 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 33 transitions. [2025-03-17 20:37:18,667 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:37:18,667 INFO L218 hiAutomatonCegarLoop]: Abstraction has 29 states and 33 transitions. [2025-03-17 20:37:18,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states and 33 transitions. [2025-03-17 20:37:18,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 27. [2025-03-17 20:37:18,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 16 states have internal predecessors, (17), 5 states have call successors, (5), 3 states have call predecessors, (5), 7 states have return successors, (8), 7 states have call predecessors, (8), 3 states have call successors, (8) [2025-03-17 20:37:18,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2025-03-17 20:37:18,669 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27 states and 30 transitions. [2025-03-17 20:37:18,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-03-17 20:37:18,670 INFO L432 stractBuchiCegarLoop]: Abstraction has 27 states and 30 transitions. [2025-03-17 20:37:18,670 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-03-17 20:37:18,670 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 30 transitions. [2025-03-17 20:37:18,670 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2025-03-17 20:37:18,670 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:37:18,670 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:37:18,671 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-03-17 20:37:18,671 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [7, 7, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:37:18,671 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3);assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~mem10#1, main_#t~mem11#1, main_#t~short12#1, main_~#a~0#1.base, main_~#a~0#1.offset, main_~#b~0#1.base, main_~#b~0#1.offset;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#1(6, main_~#a~0#1.base, main_~#a~0#1.offset, 4);call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#2(6, main_~#b~0#1.base, main_~#b~0#1.offset, 4);call write~int#1(0, main_~#a~0#1.base, main_~#a~0#1.offset, 4);" "call func_to_recursive_line_20_to_21_0(main_~#b~0#1.base, main_~#b~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset);"< [2025-03-17 20:37:18,671 INFO L754 eck$LassoCheckResult]: Loop: "~b.base, ~b.offset := #in~b.base, #in~b.offset;~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem7 := read~int#1(~a.base, ~a.offset, 4);" "assume #t~mem7 < 6;havoc #t~mem7;call write~int#2(0, ~b.base, ~b.offset, 4);" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume !(#t~mem4 < 6);havoc #t~mem4;" "assume true;" >"#31#return;" "assume true;" >"#31#return;" "assume true;" >"#31#return;" "assume true;" >"#31#return;" "assume true;" >"#31#return;" "assume true;" >"#31#return;" "assume true;" >"#27#return;" "call #t~mem8 := read~int#1(~a.base, ~a.offset, 4);#t~pre9 := 1 + #t~mem8;call write~int#1(1 + #t~mem8, ~a.base, ~a.offset, 4);havoc #t~mem8;havoc #t~pre9;" "call func_to_recursive_line_20_to_21_0(~b.base, ~b.offset, ~a.base, ~a.offset);"< [2025-03-17 20:37:18,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:18,671 INFO L85 PathProgramCache]: Analyzing trace with hash 1516, now seen corresponding path program 5 times [2025-03-17 20:37:18,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:37:18,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779527701] [2025-03-17 20:37:18,671 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-17 20:37:18,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:37:18,675 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 2 statements into 1 equivalence classes. [2025-03-17 20:37:18,678 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 20:37:18,678 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:37:18,678 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:18,678 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:37:18,679 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-17 20:37:18,681 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 20:37:18,681 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:18,681 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:18,682 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:37:18,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:18,683 INFO L85 PathProgramCache]: Analyzing trace with hash 1778855013, now seen corresponding path program 4 times [2025-03-17 20:37:18,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:37:18,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189668789] [2025-03-17 20:37:18,683 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-17 20:37:18,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:37:18,690 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 39 statements into 2 equivalence classes. [2025-03-17 20:37:18,708 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 39 of 39 statements. [2025-03-17 20:37:18,708 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-17 20:37:18,708 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:18,708 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:37:18,713 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 39 statements into 1 equivalence classes. [2025-03-17 20:37:18,725 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 39 of 39 statements. [2025-03-17 20:37:18,725 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:18,725 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:18,733 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:37:18,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:18,733 INFO L85 PathProgramCache]: Analyzing trace with hash -130571238, now seen corresponding path program 1 times [2025-03-17 20:37:18,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:37:18,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085953009] [2025-03-17 20:37:18,734 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:37:18,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:37:18,741 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 41 statements into 1 equivalence classes. [2025-03-17 20:37:18,750 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 41 of 41 statements. [2025-03-17 20:37:18,750 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:18,750 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:18,751 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:37:18,753 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 41 statements into 1 equivalence classes. [2025-03-17 20:37:18,761 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 41 of 41 statements. [2025-03-17 20:37:18,761 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:18,761 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:18,765 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:37:20,193 INFO L204 LassoAnalysis]: Preferences: [2025-03-17 20:37:20,194 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-17 20:37:20,194 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-17 20:37:20,194 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-17 20:37:20,195 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-17 20:37:20,195 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:20,195 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-17 20:37:20,195 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-17 20:37:20,195 INFO L132 ssoRankerPreferences]: Filename of dumped script: recursified_nested_2.c_Iteration5_Lasso [2025-03-17 20:37:20,195 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-17 20:37:20,195 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-17 20:37:20,203 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:20,220 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:20,222 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:20,223 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:20,225 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:20,226 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:20,227 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:20,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:20,230 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:20,232 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:20,234 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:20,235 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:20,236 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:20,238 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:20,505 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:20,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:20,509 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:20,731 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-17 20:37:20,733 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-17 20:37:20,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:20,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:20,738 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) [2025-03-17 20:37:20,740 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 [2025-03-17 20:37:20,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 20:37:20,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:20,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:20,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:20,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:20,765 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:20,767 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:20,773 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:20,779 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2025-03-17 20:37:20,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:20,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:20,782 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) [2025-03-17 20:37:20,783 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 [2025-03-17 20:37:20,784 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 [2025-03-17 20:37:20,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:20,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:20,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:20,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:20,796 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:20,796 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:20,798 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:20,805 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:20,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:20,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:20,807 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) [2025-03-17 20:37:20,807 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 [2025-03-17 20:37:20,813 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 [2025-03-17 20:37:20,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:20,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:20,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:20,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:20,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:20,825 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:20,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:20,826 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:20,831 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 [2025-03-17 20:37:20,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:20,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:20,833 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) [2025-03-17 20:37:20,834 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 [2025-03-17 20:37:20,835 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 [2025-03-17 20:37:20,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:20,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:20,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:20,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:20,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:20,845 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:20,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:20,846 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:20,852 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 [2025-03-17 20:37:20,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:20,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:20,853 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) [2025-03-17 20:37:20,855 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 [2025-03-17 20:37:20,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 20:37:20,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:20,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:20,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:20,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:20,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:20,866 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:20,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:20,867 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:20,872 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:20,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:20,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:20,874 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) [2025-03-17 20:37:20,875 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 [2025-03-17 20:37:20,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 20:37:20,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:20,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:20,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:20,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:20,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:20,886 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:20,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:20,887 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:20,892 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2025-03-17 20:37:20,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:20,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:20,894 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) [2025-03-17 20:37:20,895 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 [2025-03-17 20:37:20,897 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 [2025-03-17 20:37:20,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:20,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:20,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:20,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:20,907 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:20,908 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:20,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:20,909 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:20,914 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 [2025-03-17 20:37:20,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:20,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:20,916 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) [2025-03-17 20:37:20,917 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 [2025-03-17 20:37:20,918 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 [2025-03-17 20:37:20,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:20,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:20,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:20,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:20,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:20,928 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:20,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:20,929 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:20,934 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 [2025-03-17 20:37:20,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:20,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:20,936 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) [2025-03-17 20:37:20,936 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 [2025-03-17 20:37:20,937 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 [2025-03-17 20:37:20,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:20,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:20,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:20,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:20,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:20,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:20,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:20,948 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:20,953 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 [2025-03-17 20:37:20,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:20,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:20,955 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) [2025-03-17 20:37:20,956 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 [2025-03-17 20:37:20,956 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 [2025-03-17 20:37:20,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:20,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:20,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:20,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:20,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:20,967 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:20,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:20,968 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:20,974 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 [2025-03-17 20:37:20,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:20,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:20,976 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) [2025-03-17 20:37:20,978 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 [2025-03-17 20:37:20,979 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 [2025-03-17 20:37:20,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:20,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:20,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:20,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:20,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:20,989 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:20,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:20,990 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:20,996 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:20,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:20,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:20,998 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) [2025-03-17 20:37:20,999 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 [2025-03-17 20:37:21,001 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 [2025-03-17 20:37:21,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:21,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:21,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:21,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:21,012 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:21,012 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:21,017 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:21,023 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:21,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:21,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:21,026 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) [2025-03-17 20:37:21,026 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 [2025-03-17 20:37:21,027 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 [2025-03-17 20:37:21,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:21,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:21,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:21,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:21,042 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:21,042 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:21,048 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:21,053 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 [2025-03-17 20:37:21,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:21,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:21,056 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) [2025-03-17 20:37:21,057 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 [2025-03-17 20:37:21,057 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 [2025-03-17 20:37:21,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:21,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:21,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:21,067 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:21,068 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:21,069 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:21,071 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:21,077 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 [2025-03-17 20:37:21,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:21,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:21,079 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) [2025-03-17 20:37:21,080 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 [2025-03-17 20:37:21,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 20:37:21,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:21,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:21,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:21,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:21,096 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:21,096 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:21,099 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:21,105 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 [2025-03-17 20:37:21,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:21,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:21,107 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) [2025-03-17 20:37:21,108 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 [2025-03-17 20:37:21,108 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 [2025-03-17 20:37:21,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:21,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:21,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:21,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:21,122 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:21,122 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:21,124 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:21,133 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 [2025-03-17 20:37:21,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:21,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:21,142 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) [2025-03-17 20:37:21,143 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 [2025-03-17 20:37:21,144 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 [2025-03-17 20:37:21,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:21,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:21,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:21,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:21,156 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:21,156 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:21,160 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:21,168 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 [2025-03-17 20:37:21,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:21,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:21,193 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) [2025-03-17 20:37:21,194 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 [2025-03-17 20:37:21,195 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 [2025-03-17 20:37:21,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:21,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:21,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:21,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:21,206 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:21,206 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:21,209 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:21,214 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 [2025-03-17 20:37:21,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:21,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:21,216 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) [2025-03-17 20:37:21,217 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 [2025-03-17 20:37:21,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 20:37:21,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:21,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:21,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:21,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:21,232 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:21,233 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:21,240 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:21,246 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 [2025-03-17 20:37:21,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:21,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:21,248 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) [2025-03-17 20:37:21,250 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 [2025-03-17 20:37:21,250 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 [2025-03-17 20:37:21,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:21,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:21,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:21,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:21,262 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:21,262 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:21,267 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-17 20:37:21,278 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2025-03-17 20:37:21,280 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 4 variables to zero. [2025-03-17 20:37:21,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:21,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:21,283 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) [2025-03-17 20:37:21,296 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 [2025-03-17 20:37:21,297 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-17 20:37:21,308 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-17 20:37:21,308 INFO L474 LassoAnalysis]: Proved termination. [2025-03-17 20:37:21,309 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 func_to_recursive_line_20_to_21_0_#in~a.base) func_to_recursive_line_20_to_21_0_#in~a.offset)_1) = -2*v_rep(select (select #memory_int#1 func_to_recursive_line_20_to_21_0_#in~a.base) func_to_recursive_line_20_to_21_0_#in~a.offset)_1 + 11 Supporting invariants [] [2025-03-17 20:37:21,314 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:21,338 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2025-03-17 20:37:21,343 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2025-03-17 20:37:21,343 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2025-03-17 20:37:21,344 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[#in~a!base,]]] [2025-03-17 20:37:21,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:21,357 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-17 20:37:21,364 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-17 20:37:21,364 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:21,364 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:37:21,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-17 20:37:21,365 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 20:37:21,392 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 39 statements into 1 equivalence classes. [2025-03-17 20:37:21,429 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 39 of 39 statements. [2025-03-17 20:37:21,429 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:21,429 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:37:21,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 33 conjuncts are in the unsatisfiable core [2025-03-17 20:37:21,434 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 20:37:21,619 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2025-03-17 20:37:21,634 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2025-03-17 20:37:21,636 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2025-03-17 20:37:21,637 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 27 states and 30 transitions. cyclomatic complexity: 5 Second operand has 6 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-03-17 20:37:21,738 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 27 states and 30 transitions. cyclomatic complexity: 5. Second operand has 6 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 64 states and 70 transitions. Complement of second has 19 states. [2025-03-17 20:37:21,739 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 [2025-03-17 20:37:21,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-03-17 20:37:21,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 14 transitions. [2025-03-17 20:37:21,745 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 14 transitions. Stem has 2 letters. Loop has 39 letters. [2025-03-17 20:37:21,747 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 20:37:21,747 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 14 transitions. Stem has 41 letters. Loop has 39 letters. [2025-03-17 20:37:21,748 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 20:37:21,748 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 14 transitions. Stem has 2 letters. Loop has 78 letters. [2025-03-17 20:37:21,749 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 20:37:21,750 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64 states and 70 transitions. [2025-03-17 20:37:21,751 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-17 20:37:21,753 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64 states to 42 states and 47 transitions. [2025-03-17 20:37:21,754 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2025-03-17 20:37:21,754 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2025-03-17 20:37:21,754 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 47 transitions. [2025-03-17 20:37:21,754 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-17 20:37:21,754 INFO L218 hiAutomatonCegarLoop]: Abstraction has 42 states and 47 transitions. [2025-03-17 20:37:21,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 47 transitions. [2025-03-17 20:37:21,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 33. [2025-03-17 20:37:21,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 7 states have call successors, (7), 5 states have call predecessors, (7), 7 states have return successors, (8), 7 states have call predecessors, (8), 3 states have call successors, (8) [2025-03-17 20:37:21,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 37 transitions. [2025-03-17 20:37:21,758 INFO L240 hiAutomatonCegarLoop]: Abstraction has 33 states and 37 transitions. [2025-03-17 20:37:21,758 INFO L432 stractBuchiCegarLoop]: Abstraction has 33 states and 37 transitions. [2025-03-17 20:37:21,758 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-03-17 20:37:21,758 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 37 transitions. [2025-03-17 20:37:21,758 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-17 20:37:21,758 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:37:21,758 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:37:21,759 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2025-03-17 20:37:21,759 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-03-17 20:37:21,759 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3);assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~mem10#1, main_#t~mem11#1, main_#t~short12#1, main_~#a~0#1.base, main_~#a~0#1.offset, main_~#b~0#1.base, main_~#b~0#1.offset;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#1(6, main_~#a~0#1.base, main_~#a~0#1.offset, 4);call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#2(6, main_~#b~0#1.base, main_~#b~0#1.offset, 4);call write~int#1(0, main_~#a~0#1.base, main_~#a~0#1.offset, 4);" "call func_to_recursive_line_20_to_21_0(main_~#b~0#1.base, main_~#b~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem7 := read~int#1(~a.base, ~a.offset, 4);" "assume #t~mem7 < 6;havoc #t~mem7;call write~int#2(0, ~b.base, ~b.offset, 4);" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< [2025-03-17 20:37:21,759 INFO L754 eck$LassoCheckResult]: Loop: "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< [2025-03-17 20:37:21,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:21,759 INFO L85 PathProgramCache]: Analyzing trace with hash 45168080, now seen corresponding path program 1 times [2025-03-17 20:37:21,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:37:21,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415375268] [2025-03-17 20:37:21,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:37:21,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:37:21,763 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-17 20:37:21,767 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-17 20:37:21,767 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:21,767 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:21,767 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:37:21,768 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-17 20:37:21,771 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-17 20:37:21,771 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:21,771 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:21,773 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:37:21,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:21,773 INFO L85 PathProgramCache]: Analyzing trace with hash 51583, now seen corresponding path program 1 times [2025-03-17 20:37:21,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:37:21,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156159948] [2025-03-17 20:37:21,773 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:37:21,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:37:21,778 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 20:37:21,779 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 20:37:21,779 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:21,779 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:21,780 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:37:21,780 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 20:37:21,781 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 20:37:21,781 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:21,781 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:21,783 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:37:21,783 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:21,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1277529424, now seen corresponding path program 1 times [2025-03-17 20:37:21,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:37:21,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233910371] [2025-03-17 20:37:21,784 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:37:21,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:37:21,788 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-17 20:37:21,792 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-17 20:37:21,792 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:21,792 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:21,792 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:37:21,794 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-17 20:37:21,798 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-17 20:37:21,799 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:21,799 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:21,801 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:37:22,440 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 [2025-03-17 20:37:22,550 INFO L204 LassoAnalysis]: Preferences: [2025-03-17 20:37:22,550 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-17 20:37:22,550 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-17 20:37:22,550 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-17 20:37:22,550 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-17 20:37:22,550 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:22,550 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-17 20:37:22,550 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-17 20:37:22,551 INFO L132 ssoRankerPreferences]: Filename of dumped script: recursified_nested_2.c_Iteration6_Lasso [2025-03-17 20:37:22,551 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-17 20:37:22,551 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-17 20:37:22,552 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,555 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,556 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,558 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,559 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,560 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,561 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,562 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,564 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,567 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,579 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,581 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,582 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,583 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,584 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,585 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,586 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,589 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,591 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,592 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,593 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,594 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:22,922 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-17 20:37:22,922 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-17 20:37:22,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:22,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:22,924 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) [2025-03-17 20:37:22,925 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 [2025-03-17 20:37:22,926 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 [2025-03-17 20:37:22,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:22,936 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:22,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:22,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:22,936 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:22,937 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:22,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:22,938 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:22,943 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 [2025-03-17 20:37:22,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:22,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:22,945 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) [2025-03-17 20:37:22,946 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 [2025-03-17 20:37:22,947 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 [2025-03-17 20:37:22,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:22,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:22,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:22,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:22,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:22,956 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:22,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:22,957 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:22,963 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:22,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:22,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:22,965 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) [2025-03-17 20:37:22,965 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 [2025-03-17 20:37:22,966 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 [2025-03-17 20:37:22,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:22,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:22,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:22,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:22,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:22,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:22,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:22,978 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:22,983 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2025-03-17 20:37:22,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:22,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:22,985 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) [2025-03-17 20:37:22,985 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 [2025-03-17 20:37:22,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 20:37:22,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:22,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:22,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:22,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:22,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:22,996 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:22,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:22,997 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,003 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 [2025-03-17 20:37:23,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,004 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) [2025-03-17 20:37:23,005 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 [2025-03-17 20:37:23,006 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 [2025-03-17 20:37:23,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:23,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,017 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:23,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:23,018 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,023 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 [2025-03-17 20:37:23,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,025 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) [2025-03-17 20:37:23,026 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 [2025-03-17 20:37:23,027 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 [2025-03-17 20:37:23,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:23,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,040 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:23,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:23,041 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,046 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:23,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,048 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) [2025-03-17 20:37:23,049 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 [2025-03-17 20:37:23,050 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 [2025-03-17 20:37:23,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:23,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,060 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:23,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:23,061 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,066 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2025-03-17 20:37:23,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,068 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) [2025-03-17 20:37:23,069 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 [2025-03-17 20:37:23,070 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 [2025-03-17 20:37:23,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:23,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,080 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:23,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:23,081 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,086 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2025-03-17 20:37:23,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,088 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) [2025-03-17 20:37:23,089 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 [2025-03-17 20:37:23,090 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 [2025-03-17 20:37:23,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:23,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,100 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:23,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:23,101 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,106 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 [2025-03-17 20:37:23,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,108 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) [2025-03-17 20:37:23,109 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 [2025-03-17 20:37:23,110 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 [2025-03-17 20:37:23,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:23,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,121 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:23,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:23,123 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,129 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:23,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,131 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) [2025-03-17 20:37:23,133 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 [2025-03-17 20:37:23,134 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 [2025-03-17 20:37:23,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,146 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:23,146 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:23,148 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,154 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:23,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,156 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) [2025-03-17 20:37:23,157 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 [2025-03-17 20:37:23,157 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 [2025-03-17 20:37:23,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,169 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:23,169 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:23,171 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,176 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 [2025-03-17 20:37:23,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,178 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) [2025-03-17 20:37:23,179 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 [2025-03-17 20:37:23,180 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 [2025-03-17 20:37:23,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:23,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,190 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:23,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:23,191 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,196 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 [2025-03-17 20:37:23,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,198 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) [2025-03-17 20:37:23,199 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 [2025-03-17 20:37:23,201 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 [2025-03-17 20:37:23,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:23,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,211 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:23,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:23,212 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,217 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 [2025-03-17 20:37:23,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,219 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) [2025-03-17 20:37:23,220 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 [2025-03-17 20:37:23,220 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 [2025-03-17 20:37:23,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,230 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:23,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,230 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:23,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:23,231 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,237 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 [2025-03-17 20:37:23,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,240 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) [2025-03-17 20:37:23,241 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 [2025-03-17 20:37:23,242 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 [2025-03-17 20:37:23,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:23,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:23,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:23,252 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,258 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 [2025-03-17 20:37:23,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,259 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) [2025-03-17 20:37:23,260 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 [2025-03-17 20:37:23,261 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 [2025-03-17 20:37:23,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:23,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,271 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:23,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:23,272 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,278 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2025-03-17 20:37:23,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,280 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) [2025-03-17 20:37:23,282 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 [2025-03-17 20:37:23,283 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 [2025-03-17 20:37:23,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:23,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,293 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:23,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:23,294 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,300 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 [2025-03-17 20:37:23,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,304 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) [2025-03-17 20:37:23,311 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 [2025-03-17 20:37:23,312 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 [2025-03-17 20:37:23,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:23,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:23,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:23,324 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,330 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2025-03-17 20:37:23,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,332 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) [2025-03-17 20:37:23,333 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 [2025-03-17 20:37:23,334 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 [2025-03-17 20:37:23,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:23,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,344 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:23,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:23,345 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,351 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:23,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,353 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) [2025-03-17 20:37:23,354 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 [2025-03-17 20:37:23,354 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 [2025-03-17 20:37:23,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:23,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:23,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:23,365 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,371 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 [2025-03-17 20:37:23,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,373 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) [2025-03-17 20:37:23,374 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 [2025-03-17 20:37:23,374 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 [2025-03-17 20:37:23,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,385 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:23,385 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:23,388 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,393 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 [2025-03-17 20:37:23,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,395 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) [2025-03-17 20:37:23,396 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 [2025-03-17 20:37:23,396 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 [2025-03-17 20:37:23,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:23,407 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:23,409 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,414 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2025-03-17 20:37:23,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,416 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) [2025-03-17 20:37:23,417 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 [2025-03-17 20:37:23,418 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 [2025-03-17 20:37:23,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,429 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:23,429 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:23,431 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,436 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 [2025-03-17 20:37:23,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,438 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) [2025-03-17 20:37:23,439 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 [2025-03-17 20:37:23,440 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 [2025-03-17 20:37:23,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,451 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:23,451 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:23,454 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,460 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2025-03-17 20:37:23,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,462 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) [2025-03-17 20:37:23,462 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 [2025-03-17 20:37:23,463 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 [2025-03-17 20:37:23,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,474 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:23,474 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:23,476 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:23,482 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 [2025-03-17 20:37:23,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,484 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) [2025-03-17 20:37:23,484 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 [2025-03-17 20:37:23,485 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 [2025-03-17 20:37:23,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:23,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:23,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:23,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:23,499 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:23,499 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:23,505 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-17 20:37:23,523 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2025-03-17 20:37:23,523 INFO L444 ModelExtractionUtils]: 1 out of 16 variables were initially zero. Simplification set additionally 12 variables to zero. [2025-03-17 20:37:23,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:23,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:23,525 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) [2025-03-17 20:37:23,525 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 [2025-03-17 20:37:23,526 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-17 20:37:23,537 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-17 20:37:23,537 INFO L474 LassoAnalysis]: Proved termination. [2025-03-17 20:37:23,537 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#2 func_to_recursive_line_21_to_21_0_#in~b.base) 0)_1) = -2*v_rep(select (select #memory_int#2 func_to_recursive_line_21_to_21_0_#in~b.base) 0)_1 + 11 Supporting invariants [] [2025-03-17 20:37:23,543 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 [2025-03-17 20:37:23,552 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2025-03-17 20:37:23,554 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2025-03-17 20:37:23,554 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2025-03-17 20:37:23,554 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[#in~b!base,]]] [2025-03-17 20:37:23,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:23,577 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-17 20:37:23,588 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-17 20:37:23,588 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:23,588 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:37:23,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-03-17 20:37:23,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 20:37:23,628 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 20:37:23,632 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 20:37:23,632 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:23,632 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:37:23,633 INFO L256 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-03-17 20:37:23,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 20:37:23,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2025-03-17 20:37:23,690 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:23,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:37:23,694 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 3 loop predicates [2025-03-17 20:37:23,694 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 37 transitions. cyclomatic complexity: 7 Second operand has 8 states, 5 states have (on average 1.0) internal successors, (5), 5 states have internal predecessors, (5), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 20:37:23,789 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 37 transitions. cyclomatic complexity: 7. Second operand has 8 states, 5 states have (on average 1.0) internal successors, (5), 5 states have internal predecessors, (5), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 61 states and 73 transitions. Complement of second has 18 states. [2025-03-17 20:37:23,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 5 stem states 3 non-accepting loop states 1 accepting loop states [2025-03-17 20:37:23,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 5 states have (on average 1.0) internal successors, (5), 5 states have internal predecessors, (5), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 20:37:23,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 10 transitions. [2025-03-17 20:37:23,790 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 10 transitions. Stem has 5 letters. Loop has 3 letters. [2025-03-17 20:37:23,790 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 20:37:23,790 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 10 transitions. Stem has 8 letters. Loop has 3 letters. [2025-03-17 20:37:23,790 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 20:37:23,790 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 10 transitions. Stem has 5 letters. Loop has 6 letters. [2025-03-17 20:37:23,790 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 20:37:23,791 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 61 states and 73 transitions. [2025-03-17 20:37:23,791 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-17 20:37:23,793 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 61 states to 44 states and 55 transitions. [2025-03-17 20:37:23,793 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2025-03-17 20:37:23,793 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2025-03-17 20:37:23,793 INFO L73 IsDeterministic]: Start isDeterministic. Operand 44 states and 55 transitions. [2025-03-17 20:37:23,793 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-17 20:37:23,793 INFO L218 hiAutomatonCegarLoop]: Abstraction has 44 states and 55 transitions. [2025-03-17 20:37:23,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states and 55 transitions. [2025-03-17 20:37:23,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2025-03-17 20:37:23,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 29 states have internal predecessors, (29), 10 states have call successors, (10), 7 states have call predecessors, (10), 8 states have return successors, (16), 7 states have call predecessors, (16), 6 states have call successors, (16) [2025-03-17 20:37:23,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 55 transitions. [2025-03-17 20:37:23,796 INFO L240 hiAutomatonCegarLoop]: Abstraction has 44 states and 55 transitions. [2025-03-17 20:37:23,796 INFO L432 stractBuchiCegarLoop]: Abstraction has 44 states and 55 transitions. [2025-03-17 20:37:23,796 INFO L338 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2025-03-17 20:37:23,796 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 55 transitions. [2025-03-17 20:37:23,796 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-17 20:37:23,796 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:37:23,796 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:37:23,797 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2025-03-17 20:37:23,797 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-03-17 20:37:23,797 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3);assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~mem10#1, main_#t~mem11#1, main_#t~short12#1, main_~#a~0#1.base, main_~#a~0#1.offset, main_~#b~0#1.base, main_~#b~0#1.offset;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#1(6, main_~#a~0#1.base, main_~#a~0#1.offset, 4);call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#2(6, main_~#b~0#1.base, main_~#b~0#1.offset, 4);call write~int#1(0, main_~#a~0#1.base, main_~#a~0#1.offset, 4);" "call func_to_recursive_line_20_to_21_0(main_~#b~0#1.base, main_~#b~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem7 := read~int#1(~a.base, ~a.offset, 4);" "assume #t~mem7 < 6;havoc #t~mem7;call write~int#2(0, ~b.base, ~b.offset, 4);" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume !(#t~mem4 < 6);havoc #t~mem4;" "assume true;" >"#31#return;" "assume true;" >"#31#return;" "assume true;" >"#31#return;" "assume true;" >"#31#return;" "assume true;" >"#31#return;" "assume true;" >"#31#return;" "assume true;" >"#27#return;" "call #t~mem8 := read~int#1(~a.base, ~a.offset, 4);#t~pre9 := 1 + #t~mem8;call write~int#1(1 + #t~mem8, ~a.base, ~a.offset, 4);havoc #t~mem8;havoc #t~pre9;" "call func_to_recursive_line_20_to_21_0(~b.base, ~b.offset, ~a.base, ~a.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem7 := read~int#1(~a.base, ~a.offset, 4);" "assume #t~mem7 < 6;havoc #t~mem7;call write~int#2(0, ~b.base, ~b.offset, 4);" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< [2025-03-17 20:37:23,797 INFO L754 eck$LassoCheckResult]: Loop: "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< [2025-03-17 20:37:23,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:23,798 INFO L85 PathProgramCache]: Analyzing trace with hash 1392623842, now seen corresponding path program 2 times [2025-03-17 20:37:23,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:37:23,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240600982] [2025-03-17 20:37:23,798 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:37:23,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:37:23,805 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 44 statements into 2 equivalence classes. [2025-03-17 20:37:23,820 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 44 of 44 statements. [2025-03-17 20:37:23,823 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-17 20:37:23,824 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:23,824 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:37:23,827 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 44 statements into 1 equivalence classes. [2025-03-17 20:37:23,845 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 44 of 44 statements. [2025-03-17 20:37:23,845 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:23,845 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:23,853 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:37:23,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:23,855 INFO L85 PathProgramCache]: Analyzing trace with hash 51583, now seen corresponding path program 2 times [2025-03-17 20:37:23,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:37:23,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182472485] [2025-03-17 20:37:23,855 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:37:23,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:37:23,858 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 3 statements into 1 equivalence classes. [2025-03-17 20:37:23,859 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 20:37:23,859 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:37:23,859 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:23,859 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:37:23,860 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 20:37:23,861 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 20:37:23,861 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:23,861 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:23,862 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:37:23,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:23,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1727180546, now seen corresponding path program 3 times [2025-03-17 20:37:23,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:37:23,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023689659] [2025-03-17 20:37:23,864 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-17 20:37:23,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:37:23,870 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 47 statements into 8 equivalence classes. [2025-03-17 20:37:23,889 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) and asserted 47 of 47 statements. [2025-03-17 20:37:23,889 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2025-03-17 20:37:23,889 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:23,889 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:37:23,892 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 47 statements into 1 equivalence classes. [2025-03-17 20:37:23,904 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 47 of 47 statements. [2025-03-17 20:37:23,905 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:23,905 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:37:23,915 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:37:25,788 INFO L204 LassoAnalysis]: Preferences: [2025-03-17 20:37:25,788 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-17 20:37:25,788 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-17 20:37:25,788 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-17 20:37:25,788 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-17 20:37:25,788 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:25,788 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-17 20:37:25,788 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-17 20:37:25,789 INFO L132 ssoRankerPreferences]: Filename of dumped script: recursified_nested_2.c_Iteration7_Lasso [2025-03-17 20:37:25,789 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-17 20:37:25,789 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-17 20:37:25,790 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,791 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,792 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,793 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,794 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,795 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,797 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,798 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,799 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,800 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,801 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,809 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,810 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,811 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,812 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,813 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,814 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,815 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,816 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,817 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,818 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,819 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,822 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,823 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,824 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:25,825 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:26,008 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-17 20:37:26,201 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-17 20:37:26,201 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-17 20:37:26,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,203 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) [2025-03-17 20:37:26,204 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 [2025-03-17 20:37:26,205 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 [2025-03-17 20:37:26,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,214 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,215 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,220 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:26,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,222 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) [2025-03-17 20:37:26,223 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 [2025-03-17 20:37:26,224 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 [2025-03-17 20:37:26,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,234 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,235 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,240 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 [2025-03-17 20:37:26,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,242 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) [2025-03-17 20:37:26,242 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 [2025-03-17 20:37:26,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 20:37:26,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,253 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,254 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,259 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 [2025-03-17 20:37:26,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,261 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) [2025-03-17 20:37:26,262 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 [2025-03-17 20:37:26,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 20:37:26,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,272 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,273 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,278 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 [2025-03-17 20:37:26,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,280 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) [2025-03-17 20:37:26,280 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 [2025-03-17 20:37:26,281 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 [2025-03-17 20:37:26,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,292 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:26,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,299 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) [2025-03-17 20:37:26,300 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 [2025-03-17 20:37:26,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 20:37:26,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,310 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,311 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,317 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 [2025-03-17 20:37:26,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,319 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) [2025-03-17 20:37:26,319 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 [2025-03-17 20:37:26,320 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 [2025-03-17 20:37:26,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,330 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,331 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,336 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 [2025-03-17 20:37:26,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,338 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) [2025-03-17 20:37:26,338 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 [2025-03-17 20:37:26,340 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 [2025-03-17 20:37:26,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,350 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,350 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,356 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 [2025-03-17 20:37:26,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,358 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) [2025-03-17 20:37:26,359 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 [2025-03-17 20:37:26,360 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 [2025-03-17 20:37:26,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,370 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,371 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,376 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 [2025-03-17 20:37:26,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,378 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) [2025-03-17 20:37:26,379 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 [2025-03-17 20:37:26,379 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 [2025-03-17 20:37:26,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,390 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:26,390 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:26,392 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,397 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 [2025-03-17 20:37:26,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,399 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) [2025-03-17 20:37:26,400 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 [2025-03-17 20:37:26,401 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 [2025-03-17 20:37:26,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,411 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,412 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:26,412 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:26,414 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,419 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2025-03-17 20:37:26,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,421 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) [2025-03-17 20:37:26,422 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 [2025-03-17 20:37:26,423 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 [2025-03-17 20:37:26,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,433 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,434 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,440 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:26,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,442 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) [2025-03-17 20:37:26,444 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 [2025-03-17 20:37:26,445 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 [2025-03-17 20:37:26,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,455 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,456 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,462 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 [2025-03-17 20:37:26,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,464 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) [2025-03-17 20:37:26,464 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 [2025-03-17 20:37:26,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 20:37:26,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,476 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,477 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,483 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2025-03-17 20:37:26,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,484 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) [2025-03-17 20:37:26,485 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 [2025-03-17 20:37:26,486 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 [2025-03-17 20:37:26,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,496 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,497 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,502 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2025-03-17 20:37:26,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,504 INFO L229 MonitoredProcess]: Starting monitored process 69 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) [2025-03-17 20:37:26,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2025-03-17 20:37:26,506 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 [2025-03-17 20:37:26,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,517 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2025-03-17 20:37:26,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,524 INFO L229 MonitoredProcess]: Starting monitored process 70 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) [2025-03-17 20:37:26,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2025-03-17 20:37:26,527 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 [2025-03-17 20:37:26,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,537 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,538 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,544 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:26,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,546 INFO L229 MonitoredProcess]: Starting monitored process 71 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) [2025-03-17 20:37:26,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2025-03-17 20:37:26,548 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 [2025-03-17 20:37:26,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,558 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,559 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,565 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2025-03-17 20:37:26,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,566 INFO L229 MonitoredProcess]: Starting monitored process 72 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) [2025-03-17 20:37:26,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2025-03-17 20:37:26,568 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 [2025-03-17 20:37:26,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,578 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,579 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,584 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2025-03-17 20:37:26,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,586 INFO L229 MonitoredProcess]: Starting monitored process 73 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) [2025-03-17 20:37:26,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2025-03-17 20:37:26,587 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 [2025-03-17 20:37:26,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,597 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,598 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,604 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2025-03-17 20:37:26,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,606 INFO L229 MonitoredProcess]: Starting monitored process 74 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) [2025-03-17 20:37:26,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2025-03-17 20:37:26,607 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 [2025-03-17 20:37:26,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,617 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,618 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,623 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2025-03-17 20:37:26,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,626 INFO L229 MonitoredProcess]: Starting monitored process 75 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) [2025-03-17 20:37:26,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2025-03-17 20:37:26,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-17 20:37:26,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,637 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,638 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,643 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2025-03-17 20:37:26,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,645 INFO L229 MonitoredProcess]: Starting monitored process 76 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) [2025-03-17 20:37:26,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2025-03-17 20:37:26,646 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 [2025-03-17 20:37:26,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-17 20:37:26,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,656 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-17 20:37:26,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-17 20:37:26,657 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,662 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2025-03-17 20:37:26,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,664 INFO L229 MonitoredProcess]: Starting monitored process 77 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) [2025-03-17 20:37:26,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2025-03-17 20:37:26,666 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 [2025-03-17 20:37:26,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,676 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:26,676 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:26,679 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,685 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2025-03-17 20:37:26,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,686 INFO L229 MonitoredProcess]: Starting monitored process 78 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) [2025-03-17 20:37:26,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2025-03-17 20:37:26,688 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 [2025-03-17 20:37:26,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,699 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:26,699 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:26,701 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,706 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:26,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,708 INFO L229 MonitoredProcess]: Starting monitored process 79 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) [2025-03-17 20:37:26,709 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2025-03-17 20:37:26,710 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 [2025-03-17 20:37:26,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:26,721 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:26,724 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,730 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2025-03-17 20:37:26,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,732 INFO L229 MonitoredProcess]: Starting monitored process 80 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) [2025-03-17 20:37:26,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2025-03-17 20:37:26,733 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 [2025-03-17 20:37:26,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,744 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:26,744 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:26,747 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,752 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2025-03-17 20:37:26,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,754 INFO L229 MonitoredProcess]: Starting monitored process 81 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) [2025-03-17 20:37:26,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2025-03-17 20:37:26,755 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 [2025-03-17 20:37:26,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,766 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:26,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:26,769 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,774 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:26,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,776 INFO L229 MonitoredProcess]: Starting monitored process 82 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) [2025-03-17 20:37:26,777 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2025-03-17 20:37:26,778 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 [2025-03-17 20:37:26,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,788 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:26,788 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:26,791 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,796 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2025-03-17 20:37:26,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,798 INFO L229 MonitoredProcess]: Starting monitored process 83 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) [2025-03-17 20:37:26,798 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2025-03-17 20:37:26,799 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 [2025-03-17 20:37:26,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,810 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:26,810 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:26,812 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,817 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2025-03-17 20:37:26,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,819 INFO L229 MonitoredProcess]: Starting monitored process 84 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) [2025-03-17 20:37:26,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2025-03-17 20:37:26,820 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 [2025-03-17 20:37:26,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,831 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:26,831 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:26,833 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,838 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2025-03-17 20:37:26,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,840 INFO L229 MonitoredProcess]: Starting monitored process 85 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) [2025-03-17 20:37:26,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2025-03-17 20:37:26,842 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 [2025-03-17 20:37:26,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,852 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:26,852 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:26,854 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-17 20:37:26,860 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2025-03-17 20:37:26,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,862 INFO L229 MonitoredProcess]: Starting monitored process 86 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) [2025-03-17 20:37:26,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2025-03-17 20:37:26,864 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 [2025-03-17 20:37:26,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-17 20:37:26,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-17 20:37:26,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-17 20:37:26,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-17 20:37:26,877 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-17 20:37:26,877 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-17 20:37:26,884 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-17 20:37:26,894 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2025-03-17 20:37:26,895 INFO L444 ModelExtractionUtils]: 4 out of 16 variables were initially zero. Simplification set additionally 9 variables to zero. [2025-03-17 20:37:26,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:37:26,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:37:26,896 INFO L229 MonitoredProcess]: Starting monitored process 87 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) [2025-03-17 20:37:26,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2025-03-17 20:37:26,898 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-17 20:37:26,908 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-17 20:37:26,908 INFO L474 LassoAnalysis]: Proved termination. [2025-03-17 20:37:26,908 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#2 func_to_recursive_line_21_to_21_0_#in~b.base) func_to_recursive_line_21_to_21_0_#in~b.offset)_2) = -2*v_rep(select (select #memory_int#2 func_to_recursive_line_21_to_21_0_#in~b.base) func_to_recursive_line_21_to_21_0_#in~b.offset)_2 + 11 Supporting invariants [] [2025-03-17 20:37:26,914 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:26,923 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2025-03-17 20:37:26,924 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2025-03-17 20:37:26,924 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2025-03-17 20:37:26,924 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[#in~b!base,]]] [2025-03-17 20:37:26,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:26,948 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 44 statements into 1 equivalence classes. [2025-03-17 20:37:26,992 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 44 of 44 statements. [2025-03-17 20:37:26,992 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:26,992 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:37:26,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 620 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-03-17 20:37:26,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 20:37:27,233 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 20:37:27,238 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 20:37:27,239 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:27,239 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:37:27,239 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 19 conjuncts are in the unsatisfiable core [2025-03-17 20:37:27,240 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 20:37:27,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2025-03-17 20:37:27,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:37:27,266 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 [2025-03-17 20:37:27,266 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 44 states and 55 transitions. cyclomatic complexity: 15 Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-03-17 20:37:27,312 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 44 states and 55 transitions. cyclomatic complexity: 15. Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 51 states and 62 transitions. Complement of second has 15 states. [2025-03-17 20:37:27,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2025-03-17 20:37:27,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-03-17 20:37:27,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 10 transitions. [2025-03-17 20:37:27,313 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 10 transitions. Stem has 44 letters. Loop has 3 letters. [2025-03-17 20:37:27,313 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 20:37:27,313 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-03-17 20:37:27,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:27,338 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 44 statements into 1 equivalence classes. [2025-03-17 20:37:27,378 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2025-03-17 20:37:27,390 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 44 of 44 statements. [2025-03-17 20:37:27,391 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:27,391 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:37:27,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 620 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-03-17 20:37:27,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 20:37:27,627 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 20:37:27,632 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 20:37:27,633 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:27,633 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:37:27,633 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 19 conjuncts are in the unsatisfiable core [2025-03-17 20:37:27,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 20:37:27,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2025-03-17 20:37:27,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:37:27,660 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 [2025-03-17 20:37:27,661 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 44 states and 55 transitions. cyclomatic complexity: 15 Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-03-17 20:37:27,716 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 44 states and 55 transitions. cyclomatic complexity: 15. Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 51 states and 62 transitions. Complement of second has 15 states. [2025-03-17 20:37:27,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2025-03-17 20:37:27,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-03-17 20:37:27,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 10 transitions. [2025-03-17 20:37:27,717 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 10 transitions. Stem has 44 letters. Loop has 3 letters. [2025-03-17 20:37:27,717 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 20:37:27,717 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-03-17 20:37:27,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:37:27,744 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 44 statements into 1 equivalence classes. [2025-03-17 20:37:27,789 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 44 of 44 statements. [2025-03-17 20:37:27,789 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:27,789 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:37:27,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 620 conjuncts, 22 conjuncts are in the unsatisfiable core [2025-03-17 20:37:27,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 20:37:27,985 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 20:37:27,990 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 20:37:27,990 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:37:27,990 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:37:27,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 19 conjuncts are in the unsatisfiable core [2025-03-17 20:37:27,991 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 20:37:28,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2025-03-17 20:37:28,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:37:28,019 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 [2025-03-17 20:37:28,019 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 44 states and 55 transitions. cyclomatic complexity: 15 Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-03-17 20:37:28,084 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 44 states and 55 transitions. cyclomatic complexity: 15. Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 66 states and 77 transitions. Complement of second has 15 states. [2025-03-17 20:37:28,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2025-03-17 20:37:28,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-03-17 20:37:28,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 20 transitions. [2025-03-17 20:37:28,085 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 20 transitions. Stem has 44 letters. Loop has 3 letters. [2025-03-17 20:37:28,085 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 20:37:28,085 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 20 transitions. Stem has 47 letters. Loop has 3 letters. [2025-03-17 20:37:28,085 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 20:37:28,085 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 20 transitions. Stem has 44 letters. Loop has 6 letters. [2025-03-17 20:37:28,085 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-17 20:37:28,086 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 66 states and 77 transitions. [2025-03-17 20:37:28,087 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-17 20:37:28,087 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 66 states to 0 states and 0 transitions. [2025-03-17 20:37:28,087 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-03-17 20:37:28,087 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-03-17 20:37:28,087 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-03-17 20:37:28,087 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:37:28,087 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-17 20:37:28,087 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-17 20:37:28,087 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-17 20:37:28,087 INFO L338 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2025-03-17 20:37:28,087 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-03-17 20:37:28,087 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-17 20:37:28,087 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-03-17 20:37:28,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.03 08:37:28 BoogieIcfgContainer [2025-03-17 20:37:28,093 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-03-17 20:37:28,093 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 20:37:28,093 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 20:37:28,093 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 20:37:28,094 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 08:37:12" (3/4) ... [2025-03-17 20:37:28,095 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-17 20:37:28,096 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 20:37:28,096 INFO L158 Benchmark]: Toolchain (without parser) took 16498.91ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 113.0MB in the beginning and 197.8MB in the end (delta: -84.8MB). Peak memory consumption was 144.5MB. Max. memory is 16.1GB. [2025-03-17 20:37:28,096 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 124.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 20:37:28,097 INFO L158 Benchmark]: CACSL2BoogieTranslator took 141.07ms. Allocated memory is still 142.6MB. Free memory was 113.0MB in the beginning and 102.6MB in the end (delta: 10.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 20:37:28,097 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.54ms. Allocated memory is still 142.6MB. Free memory was 102.6MB in the beginning and 101.8MB in the end (delta: 832.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 20:37:28,097 INFO L158 Benchmark]: Boogie Preprocessor took 32.39ms. Allocated memory is still 142.6MB. Free memory was 101.8MB in the beginning and 100.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 20:37:28,098 INFO L158 Benchmark]: IcfgBuilder took 227.92ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 86.7MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 20:37:28,098 INFO L158 Benchmark]: BuchiAutomizer took 16069.66ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 86.7MB in the beginning and 197.9MB in the end (delta: -111.2MB). Peak memory consumption was 127.7MB. Max. memory is 16.1GB. [2025-03-17 20:37:28,098 INFO L158 Benchmark]: Witness Printer took 2.64ms. Allocated memory is still 369.1MB. Free memory was 197.9MB in the beginning and 197.8MB in the end (delta: 110.8kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 20:37:28,099 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 124.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 141.07ms. Allocated memory is still 142.6MB. Free memory was 113.0MB in the beginning and 102.6MB in the end (delta: 10.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.54ms. Allocated memory is still 142.6MB. Free memory was 102.6MB in the beginning and 101.8MB in the end (delta: 832.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.39ms. Allocated memory is still 142.6MB. Free memory was 101.8MB in the beginning and 100.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 227.92ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 86.7MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 16069.66ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 86.7MB in the beginning and 197.9MB in the end (delta: -111.2MB). Peak memory consumption was 127.7MB. Max. memory is 16.1GB. * Witness Printer took 2.64ms. Allocated memory is still 369.1MB. Free memory was 197.9MB in the beginning and 197.8MB in the end (delta: 110.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[#in~a!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[#in~b!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[#in~b!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 7 terminating modules (4 trivial, 2 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 9 locations. One nondeterministic module has affine ranking function null and consists of 6 locations. 4 modules have a trivial ranking function, the largest among these consists of 45 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 16.0s and 8 iterations. TraceHistogramMax:7. Analysis of lassos took 13.1s. Construction of modules took 0.4s. Büchi inclusion checks took 2.3s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 11 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 [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 99/99 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 196 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 192 mSDsluCounter, 323 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 235 mSDsCounter, 228 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 563 IncrementalHoareTripleChecker+Invalid, 791 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 228 mSolverCounterUnsat, 88 mSDtfsCounter, 563 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI4 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital209 mio100 ax100 hnf100 lsp93 ukn70 mio100 lsp26 div100 bol100 ite100 ukn100 eq216 hnf87 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 39ms 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! [2025-03-17 20:37:28,110 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-17 20:37:28,310 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:28,510 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-17 20:37:28,713 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