./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/Avery-2006FLOPS-Tabel1_true-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-memory-alloca/Avery-2006FLOPS-Tabel1_true-alloca.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d23b84347ad8f89b884566eade2030749c1dbcf7e12f4141b44403af4e899f5c --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 15:38:52,142 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 15:38:52,194 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2025-03-04 15:38:52,197 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 15:38:52,197 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 15:38:52,197 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-03-04 15:38:52,220 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 15:38:52,220 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 15:38:52,220 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 15:38:52,221 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 15:38:52,221 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 15:38:52,221 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 15:38:52,221 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 15:38:52,221 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 15:38:52,221 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-03-04 15:38:52,221 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-03-04 15:38:52,221 INFO L153 SettingsManager]: * Use old map elimination=false [2025-03-04 15:38:52,221 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-03-04 15:38:52,221 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-03-04 15:38:52,221 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-03-04 15:38:52,221 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 15:38:52,221 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-03-04 15:38:52,221 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 15:38:52,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 15:38:52,222 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-03-04 15:38:52,222 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-03-04 15:38:52,222 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-03-04 15:38:52,222 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-04 15:38:52,222 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 15:38:52,222 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-03-04 15:38:52,222 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 15:38:52,222 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 15:38:52,222 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 15:38:52,222 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 15:38:52,222 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 15:38:52,222 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 15:38:52,224 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-03-04 15:38:52,224 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d23b84347ad8f89b884566eade2030749c1dbcf7e12f4141b44403af4e899f5c [2025-03-04 15:38:52,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 15:38:52,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 15:38:52,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 15:38:52,585 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 15:38:52,585 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 15:38:52,586 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/Avery-2006FLOPS-Tabel1_true-alloca.i [2025-03-04 15:38:53,690 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59ffd739e/ea927c4237694573a235340f30b17aa8/FLAG9b8309cc1 [2025-03-04 15:38:53,951 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 15:38:53,952 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/Avery-2006FLOPS-Tabel1_true-alloca.i [2025-03-04 15:38:53,962 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59ffd739e/ea927c4237694573a235340f30b17aa8/FLAG9b8309cc1 [2025-03-04 15:38:53,978 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59ffd739e/ea927c4237694573a235340f30b17aa8 [2025-03-04 15:38:53,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 15:38:53,980 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 15:38:53,981 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 15:38:53,982 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 15:38:53,985 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 15:38:53,986 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 03:38:53" (1/1) ... [2025-03-04 15:38:53,987 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@348f124f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:38:53, skipping insertion in model container [2025-03-04 15:38:53,987 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 03:38:53" (1/1) ... [2025-03-04 15:38:54,019 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 15:38:54,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 15:38:54,218 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 15:38:54,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 15:38:54,265 INFO L204 MainTranslator]: Completed translation [2025-03-04 15:38:54,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:38:54 WrapperNode [2025-03-04 15:38:54,265 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 15:38:54,266 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 15:38:54,267 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 15:38:54,267 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 15:38:54,271 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:38:54" (1/1) ... [2025-03-04 15:38:54,281 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:38:54" (1/1) ... [2025-03-04 15:38:54,297 INFO L138 Inliner]: procedures = 111, calls = 38, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 108 [2025-03-04 15:38:54,298 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 15:38:54,299 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 15:38:54,299 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 15:38:54,299 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 15:38:54,303 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:38:54" (1/1) ... [2025-03-04 15:38:54,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:38:54" (1/1) ... [2025-03-04 15:38:54,305 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:38:54" (1/1) ... [2025-03-04 15:38:54,317 INFO L175 MemorySlicer]: Split 19 memory accesses to 4 slices as follows [3, 6, 3, 7]. 37 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0, 0]. The 8 writes are split as follows [1, 3, 1, 3]. [2025-03-04 15:38:54,318 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:38:54" (1/1) ... [2025-03-04 15:38:54,318 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:38:54" (1/1) ... [2025-03-04 15:38:54,324 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:38:54" (1/1) ... [2025-03-04 15:38:54,325 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:38:54" (1/1) ... [2025-03-04 15:38:54,326 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:38:54" (1/1) ... [2025-03-04 15:38:54,329 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:38:54" (1/1) ... [2025-03-04 15:38:54,330 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 15:38:54,331 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 15:38:54,331 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 15:38:54,331 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 15:38:54,332 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:38:54" (1/1) ... [2025-03-04 15:38:54,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:54,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:54,360 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:54,363 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-03-04 15:38:54,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 15:38:54,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 15:38:54,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 15:38:54,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-04 15:38:54,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 15:38:54,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 15:38:54,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 15:38:54,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-04 15:38:54,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 15:38:54,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 15:38:54,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 15:38:54,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 15:38:54,467 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 15:38:54,468 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 15:38:54,582 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L567: havoc subxy_#t~mem21#1;call ULTIMATE.dealloc(subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset);havoc subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset;call ULTIMATE.dealloc(subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset);havoc subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset;call ULTIMATE.dealloc(subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset);havoc subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset;call ULTIMATE.dealloc(subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset);havoc subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset; [2025-03-04 15:38:54,590 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-03-04 15:38:54,590 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 15:38:54,599 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 15:38:54,599 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 15:38:54,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:38:54 BoogieIcfgContainer [2025-03-04 15:38:54,600 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 15:38:54,600 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-03-04 15:38:54,600 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-03-04 15:38:54,604 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-03-04 15:38:54,605 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 15:38:54,605 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 04.03 03:38:53" (1/3) ... [2025-03-04 15:38:54,606 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@25261f7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 04.03 03:38:54, skipping insertion in model container [2025-03-04 15:38:54,606 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 15:38:54,606 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:38:54" (2/3) ... [2025-03-04 15:38:54,606 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@25261f7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 04.03 03:38:54, skipping insertion in model container [2025-03-04 15:38:54,606 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 15:38:54,606 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:38:54" (3/3) ... [2025-03-04 15:38:54,607 INFO L363 chiAutomizerObserver]: Analyzing ICFG Avery-2006FLOPS-Tabel1_true-alloca.i [2025-03-04 15:38:54,638 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-03-04 15:38:54,639 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-03-04 15:38:54,639 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-03-04 15:38:54,639 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-03-04 15:38:54,639 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-03-04 15:38:54,639 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-03-04 15:38:54,639 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-03-04 15:38:54,639 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-03-04 15:38:54,643 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:38:54,652 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2025-03-04 15:38:54,652 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:38:54,652 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:38:54,656 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2025-03-04 15:38:54,656 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-03-04 15:38:54,657 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-03-04 15:38:54,657 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:38:54,657 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2025-03-04 15:38:54,657 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:38:54,657 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:38:54,658 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2025-03-04 15:38:54,658 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-03-04 15:38:54,662 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1, main_~x~0#1, main_~y~0#1;havoc main_#t~nondet22#1;main_~x~0#1 := main_#t~nondet22#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;main_~y~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume { :begin_inline_subxy } true;subxy_#in~x#1, subxy_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc subxy_#res#1;havoc subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset, subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset, subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset, subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset, subxy_#t~mem6#1, subxy_#t~mem7#1, subxy_#t~mem8#1, subxy_#t~short9#1, subxy_#t~mem10#1, subxy_#t~mem11#1, subxy_#t~post12#1, subxy_#t~mem13#1, subxy_#t~post14#1, subxy_#t~mem15#1, subxy_#t~mem16#1, subxy_#t~mem17#1, subxy_#t~post18#1, subxy_#t~mem19#1, subxy_#t~post20#1, subxy_#t~mem21#1, subxy_~x#1, subxy_~y#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, subxy_~z~0#1.base, subxy_~z~0#1.offset, subxy_~i~0#1.base, subxy_~i~0#1.offset;subxy_~x#1 := subxy_#in~x#1;subxy_~y#1 := subxy_#in~y#1;call subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset := subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset;call subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset := subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset;call subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);subxy_~z~0#1.base, subxy_~z~0#1.offset := subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset;call subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);subxy_~i~0#1.base, subxy_~i~0#1.offset := subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset;call write~int#0(subxy_~x#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int#2(subxy_~y#1, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);call write~int#1(0, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);call subxy_#t~mem6#1 := read~int#0(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int#3(subxy_#t~mem6#1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem6#1;call subxy_#t~mem7#1 := read~int#2(subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem7#1 <= 0;" "assume subxy_#t~short9#1;" "assume !subxy_#t~short9#1;havoc subxy_#t~mem7#1;havoc subxy_#t~mem8#1;havoc subxy_#t~short9#1;" [2025-03-04 15:38:54,662 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call subxy_#t~mem10#1 := read~int#3(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);" "assume subxy_#t~mem10#1 > 0;havoc subxy_#t~mem10#1;call subxy_#t~mem11#1 := read~int#3(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);subxy_#t~post12#1 := subxy_#t~mem11#1;call write~int#3(subxy_#t~post12#1 - 1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem11#1;havoc subxy_#t~post12#1;call subxy_#t~mem13#1 := read~int#1(subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);subxy_#t~post14#1 := subxy_#t~mem13#1;call write~int#1(1 + subxy_#t~post14#1, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);havoc subxy_#t~mem13#1;havoc subxy_#t~post14#1;" [2025-03-04 15:38:54,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:38:54,666 INFO L85 PathProgramCache]: Analyzing trace with hash 1661310, now seen corresponding path program 1 times [2025-03-04 15:38:54,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:38:54,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004161241] [2025-03-04 15:38:54,673 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:38:54,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:38:54,733 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-04 15:38:54,765 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-04 15:38:54,765 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:54,765 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:38:54,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 15:38:54,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 15:38:54,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004161241] [2025-03-04 15:38:54,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004161241] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 15:38:54,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 15:38:54,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-04 15:38:54,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268783583] [2025-03-04 15:38:54,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 15:38:54,841 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-04 15:38:54,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:38:54,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1472, now seen corresponding path program 1 times [2025-03-04 15:38:54,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:38:54,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6036943] [2025-03-04 15:38:54,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:38:54,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:38:54,848 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:38:54,854 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:38:54,854 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:54,854 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:38:54,854 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:38:54,856 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:38:54,858 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:38:54,859 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:54,859 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:38:54,870 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:38:54,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 15:38:54,997 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 15:38:54,998 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 15:38:55,000 INFO L87 Difference]: Start difference. First operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:38:55,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 15:38:55,016 INFO L93 Difference]: Finished difference Result 14 states and 17 transitions. [2025-03-04 15:38:55,017 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 17 transitions. [2025-03-04 15:38:55,018 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2025-03-04 15:38:55,021 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 8 states and 9 transitions. [2025-03-04 15:38:55,021 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2025-03-04 15:38:55,022 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2025-03-04 15:38:55,022 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 9 transitions. [2025-03-04 15:38:55,022 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-04 15:38:55,022 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8 states and 9 transitions. [2025-03-04 15:38:55,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states and 9 transitions. [2025-03-04 15:38:55,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2025-03-04 15:38:55,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.125) internal successors, (9), 7 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:38:55,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 9 transitions. [2025-03-04 15:38:55,043 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8 states and 9 transitions. [2025-03-04 15:38:55,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 15:38:55,048 INFO L432 stractBuchiCegarLoop]: Abstraction has 8 states and 9 transitions. [2025-03-04 15:38:55,048 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-03-04 15:38:55,048 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 9 transitions. [2025-03-04 15:38:55,048 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2025-03-04 15:38:55,048 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:38:55,048 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:38:55,048 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2025-03-04 15:38:55,049 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-03-04 15:38:55,049 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1, main_~x~0#1, main_~y~0#1;havoc main_#t~nondet22#1;main_~x~0#1 := main_#t~nondet22#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;main_~y~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume { :begin_inline_subxy } true;subxy_#in~x#1, subxy_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc subxy_#res#1;havoc subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset, subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset, subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset, subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset, subxy_#t~mem6#1, subxy_#t~mem7#1, subxy_#t~mem8#1, subxy_#t~short9#1, subxy_#t~mem10#1, subxy_#t~mem11#1, subxy_#t~post12#1, subxy_#t~mem13#1, subxy_#t~post14#1, subxy_#t~mem15#1, subxy_#t~mem16#1, subxy_#t~mem17#1, subxy_#t~post18#1, subxy_#t~mem19#1, subxy_#t~post20#1, subxy_#t~mem21#1, subxy_~x#1, subxy_~y#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, subxy_~z~0#1.base, subxy_~z~0#1.offset, subxy_~i~0#1.base, subxy_~i~0#1.offset;subxy_~x#1 := subxy_#in~x#1;subxy_~y#1 := subxy_#in~y#1;call subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset := subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset;call subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset := subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset;call subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);subxy_~z~0#1.base, subxy_~z~0#1.offset := subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset;call subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);subxy_~i~0#1.base, subxy_~i~0#1.offset := subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset;call write~int#0(subxy_~x#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int#2(subxy_~y#1, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);call write~int#1(0, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);call subxy_#t~mem6#1 := read~int#0(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int#3(subxy_#t~mem6#1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem6#1;call subxy_#t~mem7#1 := read~int#2(subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem7#1 <= 0;" "assume !subxy_#t~short9#1;call subxy_#t~mem8#1 := read~int#0(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem8#1 <= 0;" "assume !subxy_#t~short9#1;havoc subxy_#t~mem7#1;havoc subxy_#t~mem8#1;havoc subxy_#t~short9#1;" [2025-03-04 15:38:55,049 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call subxy_#t~mem10#1 := read~int#3(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);" "assume subxy_#t~mem10#1 > 0;havoc subxy_#t~mem10#1;call subxy_#t~mem11#1 := read~int#3(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);subxy_#t~post12#1 := subxy_#t~mem11#1;call write~int#3(subxy_#t~post12#1 - 1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem11#1;havoc subxy_#t~post12#1;call subxy_#t~mem13#1 := read~int#1(subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);subxy_#t~post14#1 := subxy_#t~mem13#1;call write~int#1(1 + subxy_#t~post14#1, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);havoc subxy_#t~mem13#1;havoc subxy_#t~post14#1;" [2025-03-04 15:38:55,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:38:55,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1661279, now seen corresponding path program 1 times [2025-03-04 15:38:55,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:38:55,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233497209] [2025-03-04 15:38:55,049 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:38:55,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:38:55,065 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-04 15:38:55,087 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-04 15:38:55,088 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:55,088 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:38:55,088 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:38:55,091 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-04 15:38:55,109 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-04 15:38:55,109 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:55,109 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:38:55,113 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:38:55,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:38:55,117 INFO L85 PathProgramCache]: Analyzing trace with hash 1472, now seen corresponding path program 2 times [2025-03-04 15:38:55,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:38:55,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009752758] [2025-03-04 15:38:55,118 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-04 15:38:55,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:38:55,125 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:38:55,149 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:38:55,149 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-04 15:38:55,149 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:38:55,149 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:38:55,151 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:38:55,154 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:38:55,155 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:55,155 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:38:55,156 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:38:55,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:38:55,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1596489630, now seen corresponding path program 1 times [2025-03-04 15:38:55,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:38:55,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962036568] [2025-03-04 15:38:55,157 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:38:55,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:38:55,167 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:38:55,190 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:38:55,193 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:55,193 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:38:55,193 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:38:55,195 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:38:55,218 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:38:55,218 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:55,218 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:38:55,221 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:38:56,067 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 15:38:56,067 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 15:38:56,067 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 15:38:56,068 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 15:38:56,068 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-04 15:38:56,068 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:56,068 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 15:38:56,068 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 15:38:56,069 INFO L132 ssoRankerPreferences]: Filename of dumped script: Avery-2006FLOPS-Tabel1_true-alloca.i_Iteration2_Lasso [2025-03-04 15:38:56,069 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 15:38:56,069 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 15:38:56,083 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,088 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,096 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,098 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,102 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,108 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,109 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,111 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,113 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,114 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,493 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,495 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,496 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,498 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,499 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,501 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,502 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,505 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,506 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,508 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,509 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,511 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,512 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:56,816 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 15:38:56,818 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-04 15:38:56,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:56,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:56,821 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:56,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2025-03-04 15:38:56,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:56,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:56,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:56,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:56,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:56,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:56,838 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:56,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:56,840 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:56,846 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2025-03-04 15:38:56,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:56,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:56,848 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:56,850 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2025-03-04 15:38:56,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:56,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:56,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:56,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:56,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:56,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:56,866 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:56,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:56,868 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:56,873 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2025-03-04 15:38:56,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:56,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:56,875 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:56,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2025-03-04 15:38:56,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:56,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:56,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:56,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:56,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:56,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:56,887 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:56,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:56,888 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:56,893 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2025-03-04 15:38:56,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:56,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:56,895 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:56,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2025-03-04 15:38:56,897 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 [2025-03-04 15:38:56,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:56,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:56,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:56,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:56,907 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:56,907 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:56,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:56,908 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:56,913 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 [2025-03-04 15:38:56,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:56,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:56,915 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:56,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2025-03-04 15:38:56,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:56,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:56,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:56,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:56,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:56,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:56,927 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:56,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:56,928 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:56,933 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2025-03-04 15:38:56,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:56,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:56,935 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:56,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2025-03-04 15:38:56,937 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 [2025-03-04 15:38:56,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:56,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:56,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:56,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:56,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:56,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:56,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:56,948 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:56,954 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2025-03-04 15:38:56,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:56,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:56,956 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:56,957 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2025-03-04 15:38:56,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:56,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:56,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:56,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:56,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:56,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:56,967 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:56,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:56,968 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:56,973 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2025-03-04 15:38:56,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:56,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:56,976 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:56,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2025-03-04 15:38:56,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:56,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:56,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:56,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:56,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:56,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:56,988 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:56,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:56,989 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:56,995 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2025-03-04 15:38:56,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:56,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:56,997 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:56,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2025-03-04 15:38:56,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:57,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:57,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:57,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:57,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:57,011 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:38:57,011 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:38:57,014 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:57,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2025-03-04 15:38:57,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:57,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:57,021 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:57,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2025-03-04 15:38:57,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:57,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:57,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:57,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:57,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:57,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:57,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:57,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:57,034 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:57,039 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2025-03-04 15:38:57,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:57,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:57,041 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:57,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2025-03-04 15:38:57,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:57,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:57,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:57,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:57,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:57,054 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:38:57,054 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:38:57,056 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:57,062 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2025-03-04 15:38:57,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:57,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:57,064 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:57,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2025-03-04 15:38:57,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:57,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:57,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:57,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:57,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:57,078 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:57,079 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:57,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:57,080 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:57,085 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2025-03-04 15:38:57,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:57,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:57,087 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:57,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2025-03-04 15:38:57,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:57,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:57,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:57,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:57,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:57,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:57,099 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:57,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:57,100 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:57,105 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2025-03-04 15:38:57,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:57,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:57,107 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:57,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2025-03-04 15:38:57,108 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 [2025-03-04 15:38:57,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:57,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:57,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:57,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:57,119 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:38:57,119 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:38:57,122 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:57,128 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 [2025-03-04 15:38:57,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:57,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:57,130 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:57,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2025-03-04 15:38:57,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:57,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:57,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:57,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:57,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:57,144 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:38:57,144 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:38:57,149 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:57,154 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2025-03-04 15:38:57,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:57,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:57,156 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:57,157 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2025-03-04 15:38:57,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:57,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:57,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:57,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:57,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:57,169 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:38:57,170 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:38:57,172 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:57,178 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2025-03-04 15:38:57,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:57,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:57,180 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:57,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2025-03-04 15:38:57,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:57,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:57,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:57,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:57,191 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:57,192 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:38:57,192 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:38:57,195 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:57,201 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2025-03-04 15:38:57,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:57,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:57,203 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:57,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2025-03-04 15:38:57,205 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 [2025-03-04 15:38:57,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:57,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:57,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:57,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:57,220 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:38:57,220 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:38:57,225 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-04 15:38:57,237 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2025-03-04 15:38:57,239 INFO L444 ModelExtractionUtils]: 2 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2025-03-04 15:38:57,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:57,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:57,243 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:57,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2025-03-04 15:38:57,246 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-04 15:38:57,259 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-04 15:38:57,260 INFO L474 LassoAnalysis]: Proved termination. [2025-03-04 15:38:57,260 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#3 ULTIMATE.start_subxy_~i~0#1.base) 0)_1) = 1*v_rep(select (select #memory_int#3 ULTIMATE.start_subxy_~i~0#1.base) 0)_1 Supporting invariants [] [2025-03-04 15:38:57,269 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2025-03-04 15:38:57,326 INFO L156 tatePredicateManager]: 22 out of 23 supporting invariants were superfluous and have been removed [2025-03-04 15:38:57,329 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#3 [2025-03-04 15:38:57,330 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] [2025-03-04 15:38:57,330 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[IdentifierExpression[~i~0!base,]]] [2025-03-04 15:38:57,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:38:57,365 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-04 15:38:57,382 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-04 15:38:57,382 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:57,382 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:38:57,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-04 15:38:57,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:38:57,406 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:38:57,409 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:38:57,410 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:57,410 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:38:57,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-04 15:38:57,411 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:38:57,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 15:38:57,433 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2025-03-04 15:38:57,434 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 9 transitions. cyclomatic complexity: 3 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:38:57,489 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 9 transitions. cyclomatic complexity: 3. Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 14 states and 16 transitions. Complement of second has 8 states. [2025-03-04 15:38:57,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2025-03-04 15:38:57,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:38:57,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 8 transitions. [2025-03-04 15:38:57,495 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 8 transitions. Stem has 4 letters. Loop has 2 letters. [2025-03-04 15:38:57,496 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:38:57,496 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 8 transitions. Stem has 6 letters. Loop has 2 letters. [2025-03-04 15:38:57,496 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:38:57,496 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 8 transitions. Stem has 4 letters. Loop has 4 letters. [2025-03-04 15:38:57,496 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:38:57,497 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 16 transitions. [2025-03-04 15:38:57,498 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-03-04 15:38:57,498 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 12 states and 14 transitions. [2025-03-04 15:38:57,498 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2025-03-04 15:38:57,498 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2025-03-04 15:38:57,498 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 14 transitions. [2025-03-04 15:38:57,498 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 15:38:57,498 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 14 transitions. [2025-03-04 15:38:57,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 14 transitions. [2025-03-04 15:38:57,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 10. [2025-03-04 15:38:57,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.2) internal successors, (12), 9 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:38:57,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 12 transitions. [2025-03-04 15:38:57,499 INFO L240 hiAutomatonCegarLoop]: Abstraction has 10 states and 12 transitions. [2025-03-04 15:38:57,499 INFO L432 stractBuchiCegarLoop]: Abstraction has 10 states and 12 transitions. [2025-03-04 15:38:57,499 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-03-04 15:38:57,499 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 12 transitions. [2025-03-04 15:38:57,500 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-03-04 15:38:57,500 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:38:57,500 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:38:57,500 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2025-03-04 15:38:57,500 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-03-04 15:38:57,500 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1, main_~x~0#1, main_~y~0#1;havoc main_#t~nondet22#1;main_~x~0#1 := main_#t~nondet22#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;main_~y~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume { :begin_inline_subxy } true;subxy_#in~x#1, subxy_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc subxy_#res#1;havoc subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset, subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset, subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset, subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset, subxy_#t~mem6#1, subxy_#t~mem7#1, subxy_#t~mem8#1, subxy_#t~short9#1, subxy_#t~mem10#1, subxy_#t~mem11#1, subxy_#t~post12#1, subxy_#t~mem13#1, subxy_#t~post14#1, subxy_#t~mem15#1, subxy_#t~mem16#1, subxy_#t~mem17#1, subxy_#t~post18#1, subxy_#t~mem19#1, subxy_#t~post20#1, subxy_#t~mem21#1, subxy_~x#1, subxy_~y#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, subxy_~z~0#1.base, subxy_~z~0#1.offset, subxy_~i~0#1.base, subxy_~i~0#1.offset;subxy_~x#1 := subxy_#in~x#1;subxy_~y#1 := subxy_#in~y#1;call subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset := subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset;call subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset := subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset;call subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);subxy_~z~0#1.base, subxy_~z~0#1.offset := subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset;call subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);subxy_~i~0#1.base, subxy_~i~0#1.offset := subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset;call write~int#0(subxy_~x#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int#2(subxy_~y#1, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);call write~int#1(0, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);call subxy_#t~mem6#1 := read~int#0(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int#3(subxy_#t~mem6#1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem6#1;call subxy_#t~mem7#1 := read~int#2(subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem7#1 <= 0;" "assume !subxy_#t~short9#1;call subxy_#t~mem8#1 := read~int#0(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem8#1 <= 0;" "assume !subxy_#t~short9#1;havoc subxy_#t~mem7#1;havoc subxy_#t~mem8#1;havoc subxy_#t~short9#1;" "assume true;call subxy_#t~mem10#1 := read~int#3(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);" "assume !(subxy_#t~mem10#1 > 0);havoc subxy_#t~mem10#1;" [2025-03-04 15:38:57,500 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call subxy_#t~mem15#1 := read~int#3(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);call subxy_#t~mem16#1 := read~int#2(subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);" "assume subxy_#t~mem15#1 < subxy_#t~mem16#1;havoc subxy_#t~mem15#1;havoc subxy_#t~mem16#1;call subxy_#t~mem17#1 := read~int#3(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);subxy_#t~post18#1 := subxy_#t~mem17#1;call write~int#3(1 + subxy_#t~post18#1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem17#1;havoc subxy_#t~post18#1;call subxy_#t~mem19#1 := read~int#1(subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);subxy_#t~post20#1 := subxy_#t~mem19#1;call write~int#1(subxy_#t~post20#1 - 1, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);havoc subxy_#t~mem19#1;havoc subxy_#t~post20#1;" [2025-03-04 15:38:57,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:38:57,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1596489629, now seen corresponding path program 1 times [2025-03-04 15:38:57,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:38:57,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901554116] [2025-03-04 15:38:57,502 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:38:57,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:38:57,512 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 15:38:57,525 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 15:38:57,525 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:57,525 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:38:57,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 15:38:57,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 15:38:57,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901554116] [2025-03-04 15:38:57,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901554116] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 15:38:57,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 15:38:57,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-04 15:38:57,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565779315] [2025-03-04 15:38:57,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 15:38:57,667 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-04 15:38:57,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:38:57,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1280, now seen corresponding path program 1 times [2025-03-04 15:38:57,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:38:57,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739391263] [2025-03-04 15:38:57,668 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:38:57,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:38:57,671 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:38:57,673 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:38:57,673 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:57,674 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:38:57,674 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:38:57,675 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:38:57,677 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:38:57,677 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:57,677 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:38:57,681 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:38:57,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 15:38:57,767 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-04 15:38:57,768 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-04 15:38:57,768 INFO L87 Difference]: Start difference. First operand 10 states and 12 transitions. cyclomatic complexity: 4 Second operand has 6 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:38:57,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 15:38:57,804 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2025-03-04 15:38:57,804 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 13 transitions. [2025-03-04 15:38:57,805 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-03-04 15:38:57,805 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 11 states and 12 transitions. [2025-03-04 15:38:57,805 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2025-03-04 15:38:57,805 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2025-03-04 15:38:57,805 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 12 transitions. [2025-03-04 15:38:57,805 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 15:38:57,805 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11 states and 12 transitions. [2025-03-04 15:38:57,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 12 transitions. [2025-03-04 15:38:57,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2025-03-04 15:38:57,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.1) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:38:57,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2025-03-04 15:38:57,806 INFO L240 hiAutomatonCegarLoop]: Abstraction has 10 states and 11 transitions. [2025-03-04 15:38:57,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-04 15:38:57,807 INFO L432 stractBuchiCegarLoop]: Abstraction has 10 states and 11 transitions. [2025-03-04 15:38:57,807 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-03-04 15:38:57,807 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 11 transitions. [2025-03-04 15:38:57,807 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-03-04 15:38:57,807 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 15:38:57,807 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 15:38:57,807 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1] [2025-03-04 15:38:57,807 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-03-04 15:38:57,808 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1, main_~x~0#1, main_~y~0#1;havoc main_#t~nondet22#1;main_~x~0#1 := main_#t~nondet22#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;main_~y~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume { :begin_inline_subxy } true;subxy_#in~x#1, subxy_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc subxy_#res#1;havoc subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset, subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset, subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset, subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset, subxy_#t~mem6#1, subxy_#t~mem7#1, subxy_#t~mem8#1, subxy_#t~short9#1, subxy_#t~mem10#1, subxy_#t~mem11#1, subxy_#t~post12#1, subxy_#t~mem13#1, subxy_#t~post14#1, subxy_#t~mem15#1, subxy_#t~mem16#1, subxy_#t~mem17#1, subxy_#t~post18#1, subxy_#t~mem19#1, subxy_#t~post20#1, subxy_#t~mem21#1, subxy_~x#1, subxy_~y#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, subxy_~z~0#1.base, subxy_~z~0#1.offset, subxy_~i~0#1.base, subxy_~i~0#1.offset;subxy_~x#1 := subxy_#in~x#1;subxy_~y#1 := subxy_#in~y#1;call subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset := subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset;call subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset := subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset;call subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);subxy_~z~0#1.base, subxy_~z~0#1.offset := subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset;call subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);subxy_~i~0#1.base, subxy_~i~0#1.offset := subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset;call write~int#0(subxy_~x#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int#2(subxy_~y#1, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);call write~int#1(0, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);call subxy_#t~mem6#1 := read~int#0(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int#3(subxy_#t~mem6#1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem6#1;call subxy_#t~mem7#1 := read~int#2(subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem7#1 <= 0;" "assume !subxy_#t~short9#1;call subxy_#t~mem8#1 := read~int#0(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem8#1 <= 0;" "assume !subxy_#t~short9#1;havoc subxy_#t~mem7#1;havoc subxy_#t~mem8#1;havoc subxy_#t~short9#1;" "assume true;call subxy_#t~mem10#1 := read~int#3(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);" "assume subxy_#t~mem10#1 > 0;havoc subxy_#t~mem10#1;call subxy_#t~mem11#1 := read~int#3(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);subxy_#t~post12#1 := subxy_#t~mem11#1;call write~int#3(subxy_#t~post12#1 - 1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem11#1;havoc subxy_#t~post12#1;call subxy_#t~mem13#1 := read~int#1(subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);subxy_#t~post14#1 := subxy_#t~mem13#1;call write~int#1(1 + subxy_#t~post14#1, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);havoc subxy_#t~mem13#1;havoc subxy_#t~post14#1;" "assume true;call subxy_#t~mem10#1 := read~int#3(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);" "assume !(subxy_#t~mem10#1 > 0);havoc subxy_#t~mem10#1;" [2025-03-04 15:38:57,808 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call subxy_#t~mem15#1 := read~int#3(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);call subxy_#t~mem16#1 := read~int#2(subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);" "assume subxy_#t~mem15#1 < subxy_#t~mem16#1;havoc subxy_#t~mem15#1;havoc subxy_#t~mem16#1;call subxy_#t~mem17#1 := read~int#3(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);subxy_#t~post18#1 := subxy_#t~mem17#1;call write~int#3(1 + subxy_#t~post18#1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem17#1;havoc subxy_#t~post18#1;call subxy_#t~mem19#1 := read~int#1(subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);subxy_#t~post20#1 := subxy_#t~mem19#1;call write~int#1(subxy_#t~post20#1 - 1, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);havoc subxy_#t~mem19#1;havoc subxy_#t~post20#1;" [2025-03-04 15:38:57,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:38:57,809 INFO L85 PathProgramCache]: Analyzing trace with hash 923210268, now seen corresponding path program 1 times [2025-03-04 15:38:57,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:38:57,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258947858] [2025-03-04 15:38:57,809 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:38:57,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:38:57,819 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-04 15:38:57,827 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-04 15:38:57,828 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:57,828 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:38:57,828 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:38:57,830 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-04 15:38:57,838 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-04 15:38:57,838 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:57,838 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:38:57,842 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:38:57,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:38:57,843 INFO L85 PathProgramCache]: Analyzing trace with hash 1280, now seen corresponding path program 2 times [2025-03-04 15:38:57,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:38:57,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357622372] [2025-03-04 15:38:57,843 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-04 15:38:57,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:38:57,846 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:38:57,848 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:38:57,849 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-04 15:38:57,849 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:38:57,849 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:38:57,850 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:38:57,851 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:38:57,851 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:57,851 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:38:57,853 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:38:57,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:38:57,854 INFO L85 PathProgramCache]: Analyzing trace with hash -1853162405, now seen corresponding path program 1 times [2025-03-04 15:38:57,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 15:38:57,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301254303] [2025-03-04 15:38:57,854 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 15:38:57,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 15:38:57,866 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-03-04 15:38:57,878 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-03-04 15:38:57,878 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:57,878 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:38:57,880 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 15:38:57,883 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-03-04 15:38:57,897 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-03-04 15:38:57,897 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:38:57,897 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 15:38:57,900 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 15:38:58,742 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2025-03-04 15:38:58,960 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 15:38:58,960 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 15:38:58,960 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 15:38:58,960 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 15:38:58,960 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-04 15:38:58,960 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:58,960 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 15:38:58,960 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 15:38:58,960 INFO L132 ssoRankerPreferences]: Filename of dumped script: Avery-2006FLOPS-Tabel1_true-alloca.i_Iteration4_Lasso [2025-03-04 15:38:58,960 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 15:38:58,960 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 15:38:58,962 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:58,964 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:58,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:58,967 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:58,968 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:58,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:58,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:58,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:58,973 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:58,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:58,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:58,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:58,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:58,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:58,982 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:58,983 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:59,405 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:59,407 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:59,408 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:59,409 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:59,411 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:59,412 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:59,413 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:59,414 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:59,416 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:59,419 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:59,420 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 15:38:59,690 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 15:38:59,690 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-04 15:38:59,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:59,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:59,692 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:59,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2025-03-04 15:38:59,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:59,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:59,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:59,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:59,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:59,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:59,706 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:59,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:59,707 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:59,712 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2025-03-04 15:38:59,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:59,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:59,714 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:59,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2025-03-04 15:38:59,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:59,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:59,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:59,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:59,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:59,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:59,726 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:59,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:59,727 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:59,732 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2025-03-04 15:38:59,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:59,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:59,735 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:59,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2025-03-04 15:38:59,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:59,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:59,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:59,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:59,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:59,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:59,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:59,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:59,748 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:59,753 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2025-03-04 15:38:59,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:59,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:59,755 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:59,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2025-03-04 15:38:59,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:59,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:59,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:59,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:59,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:59,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:59,767 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:59,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:59,768 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:59,774 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2025-03-04 15:38:59,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:59,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:59,776 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:59,778 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2025-03-04 15:38:59,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:59,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:59,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:59,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:59,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:59,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:59,790 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:59,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:59,791 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:59,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2025-03-04 15:38:59,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:59,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:59,802 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:59,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2025-03-04 15:38:59,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:59,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:59,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:59,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:59,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:59,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:59,814 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:59,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:59,815 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:59,821 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2025-03-04 15:38:59,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:59,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:59,823 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:59,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2025-03-04 15:38:59,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:59,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:59,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:59,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:59,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:59,835 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:38:59,835 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:38:59,837 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:59,843 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2025-03-04 15:38:59,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:59,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:59,845 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:59,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2025-03-04 15:38:59,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:59,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:59,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:59,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:59,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:59,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:59,858 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:59,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:59,859 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:59,865 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2025-03-04 15:38:59,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:59,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:59,868 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:59,869 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2025-03-04 15:38:59,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:59,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:59,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:59,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:59,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:59,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:59,881 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:59,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:59,882 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:59,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2025-03-04 15:38:59,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:59,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:59,890 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:59,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2025-03-04 15:38:59,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:59,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:59,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:59,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:59,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:59,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:59,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:59,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:59,905 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:59,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2025-03-04 15:38:59,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:59,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:59,913 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:59,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2025-03-04 15:38:59,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:59,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:59,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:59,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:59,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:59,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:59,927 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:59,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:59,928 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:59,933 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 [2025-03-04 15:38:59,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:59,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:59,935 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:59,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2025-03-04 15:38:59,937 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 [2025-03-04 15:38:59,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:59,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:59,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:59,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:59,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:59,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:59,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:59,948 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:59,953 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 [2025-03-04 15:38:59,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:59,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:59,954 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:59,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2025-03-04 15:38:59,956 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 [2025-03-04 15:38:59,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:59,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:59,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:59,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:59,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:59,966 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:59,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:59,967 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:59,972 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 [2025-03-04 15:38:59,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:59,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:59,974 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:59,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2025-03-04 15:38:59,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:38:59,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:38:59,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:38:59,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:38:59,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:38:59,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:38:59,987 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:38:59,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:38:59,988 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:38:59,993 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2025-03-04 15:38:59,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:38:59,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:38:59,995 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:38:59,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2025-03-04 15:38:59,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:39:00,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:00,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 15:39:00,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:00,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:00,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:00,007 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 15:39:00,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 15:39:00,008 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:00,013 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2025-03-04 15:39:00,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:00,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:00,015 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:00,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2025-03-04 15:39:00,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:39:00,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:00,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:00,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:00,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:00,027 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:00,027 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:00,028 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:00,033 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2025-03-04 15:39:00,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:00,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:00,035 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:00,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2025-03-04 15:39:00,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:39:00,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:00,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:00,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:00,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:00,049 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:00,049 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:00,053 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:00,058 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2025-03-04 15:39:00,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:00,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:00,060 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:00,060 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2025-03-04 15:39:00,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:39:00,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:00,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:00,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:00,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:00,073 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:00,073 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:00,077 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 15:39:00,082 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2025-03-04 15:39:00,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:00,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:00,084 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:00,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2025-03-04 15:39:00,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 15:39:00,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 15:39:00,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 15:39:00,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 15:39:00,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 15:39:00,098 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-04 15:39:00,098 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-04 15:39:00,104 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-04 15:39:00,116 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2025-03-04 15:39:00,117 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2025-03-04 15:39:00,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 15:39:00,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 15:39:00,144 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 15:39:00,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2025-03-04 15:39:00,145 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-04 15:39:00,156 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-04 15:39:00,156 INFO L474 LassoAnalysis]: Proved termination. [2025-03-04 15:39:00,156 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#2 ULTIMATE.start_subxy_~y_ref~0#1.base) 0)_2, v_rep(select (select #memory_int#3 ULTIMATE.start_subxy_~i~0#1.base) 0)_2) = 1*v_rep(select (select #memory_int#2 ULTIMATE.start_subxy_~y_ref~0#1.base) 0)_2 - 1*v_rep(select (select #memory_int#3 ULTIMATE.start_subxy_~i~0#1.base) 0)_2 Supporting invariants [] [2025-03-04 15:39:00,161 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2025-03-04 15:39:00,226 INFO L156 tatePredicateManager]: 29 out of 31 supporting invariants were superfluous and have been removed [2025-03-04 15:39:00,231 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#3 [2025-03-04 15:39:00,231 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] [2025-03-04 15:39:00,231 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[IdentifierExpression[~i~0!base,]]] [2025-03-04 15:39:00,231 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2025-03-04 15:39:00,231 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2025-03-04 15:39:00,231 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~y_ref~0!base,]]] [2025-03-04 15:39:00,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 15:39:00,259 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-04 15:39:00,275 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-04 15:39:00,275 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:00,275 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:39:00,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-04 15:39:00,277 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:39:00,304 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-04 15:39:00,308 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-04 15:39:00,308 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 15:39:00,308 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 15:39:00,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-03-04 15:39:00,309 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 15:39:00,341 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2025-03-04 15:39:00,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 15:39:00,358 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2025-03-04 15:39:00,359 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 11 transitions. cyclomatic complexity: 3 Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:39:00,387 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 11 transitions. cyclomatic complexity: 3. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 12 states and 14 transitions. Complement of second has 5 states. [2025-03-04 15:39:00,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-04 15:39:00,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 15:39:00,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 9 transitions. [2025-03-04 15:39:00,388 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 8 letters. Loop has 2 letters. [2025-03-04 15:39:00,388 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:39:00,388 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 10 letters. Loop has 2 letters. [2025-03-04 15:39:00,388 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:39:00,388 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 8 letters. Loop has 4 letters. [2025-03-04 15:39:00,388 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 15:39:00,388 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 14 transitions. [2025-03-04 15:39:00,389 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-04 15:39:00,389 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2025-03-04 15:39:00,389 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-03-04 15:39:00,389 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-03-04 15:39:00,389 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-03-04 15:39:00,389 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-04 15:39:00,389 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 15:39:00,389 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 15:39:00,389 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 15:39:00,389 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-03-04 15:39:00,389 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-03-04 15:39:00,389 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-04 15:39:00,389 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-03-04 15:39:00,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 04.03 03:39:00 BoogieIcfgContainer [2025-03-04 15:39:00,395 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-03-04 15:39:00,395 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-04 15:39:00,395 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-04 15:39:00,395 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-04 15:39:00,396 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:38:54" (3/4) ... [2025-03-04 15:39:00,397 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-04 15:39:00,398 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-04 15:39:00,398 INFO L158 Benchmark]: Toolchain (without parser) took 6417.88ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 112.4MB in the beginning and 383.3MB in the end (delta: -270.9MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2025-03-04 15:39:00,398 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 201.3MB. Free memory is still 123.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:39:00,399 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.53ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 95.8MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-04 15:39:00,399 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.05ms. Allocated memory is still 142.6MB. Free memory was 95.8MB in the beginning and 94.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:39:00,399 INFO L158 Benchmark]: Boogie Preprocessor took 32.02ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 92.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:39:00,399 INFO L158 Benchmark]: IcfgBuilder took 268.79ms. Allocated memory is still 142.6MB. Free memory was 92.9MB in the beginning and 77.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-04 15:39:00,399 INFO L158 Benchmark]: BuchiAutomizer took 5794.31ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 77.6MB in the beginning and 383.4MB in the end (delta: -305.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:39:00,399 INFO L158 Benchmark]: Witness Printer took 2.74ms. Allocated memory is still 427.8MB. Free memory was 383.4MB in the beginning and 383.3MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 15:39:00,400 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 201.3MB. Free memory is still 123.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.53ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 95.8MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.05ms. Allocated memory is still 142.6MB. Free memory was 95.8MB in the beginning and 94.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.02ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 92.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 268.79ms. Allocated memory is still 142.6MB. Free memory was 92.9MB in the beginning and 77.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 5794.31ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 77.6MB in the beginning and 383.4MB in the end (delta: -305.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.74ms. Allocated memory is still 427.8MB. Free memory was 383.4MB in the beginning and 383.3MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[IdentifierExpression[~i~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#3 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#3,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#3,GLOBAL],[IdentifierExpression[~i~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~y_ref~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (2 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 5 locations. One deterministic module has affine ranking function null and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.7s and 5 iterations. TraceHistogramMax:2. Analysis of lassos took 5.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 3 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, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 51 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 21 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 52 IncrementalHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 30 mSDtfsCounter, 52 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU2 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital277 mio100 ax106 hnf100 lsp93 ukn66 mio100 lsp22 div100 bol100 ite100 ukn100 eq152 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 18ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-03-04 15:39:00,416 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