./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/array-memsafety/substring-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e2fb8bed 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/array-memsafety/substring-alloca-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4cb6276eff0c60579b1d5f7034948eb4f53891709ff48cdd11b3329ec3c4cc2e --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-09 06:59:51,180 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-09 06:59:51,234 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-03-09 06:59:51,236 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-09 06:59:51,236 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-09 06:59:51,236 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-03-09 06:59:51,256 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-09 06:59:51,257 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-09 06:59:51,258 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-09 06:59:51,258 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-09 06:59:51,259 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-09 06:59:51,259 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-09 06:59:51,259 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-09 06:59:51,259 INFO L153 SettingsManager]: * Use SBE=true [2025-03-09 06:59:51,259 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-03-09 06:59:51,259 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-03-09 06:59:51,260 INFO L153 SettingsManager]: * Use old map elimination=false [2025-03-09 06:59:51,260 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-03-09 06:59:51,260 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-03-09 06:59:51,260 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-03-09 06:59:51,260 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-09 06:59:51,260 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-03-09 06:59:51,260 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-09 06:59:51,260 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-09 06:59:51,260 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-09 06:59:51,260 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-09 06:59:51,260 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-03-09 06:59:51,260 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-03-09 06:59:51,260 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-03-09 06:59:51,261 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-09 06:59:51,261 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-09 06:59:51,261 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-09 06:59:51,261 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-03-09 06:59:51,261 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-09 06:59:51,261 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-09 06:59:51,261 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-09 06:59:51,261 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-09 06:59:51,262 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-09 06:59:51,262 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-09 06:59:51,262 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-03-09 06:59:51,262 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cb6276eff0c60579b1d5f7034948eb4f53891709ff48cdd11b3329ec3c4cc2e [2025-03-09 06:59:51,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-09 06:59:51,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-09 06:59:51,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-09 06:59:51,488 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-09 06:59:51,489 INFO L274 PluginConnector]: CDTParser initialized [2025-03-09 06:59:51,489 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/substring-alloca-2.i [2025-03-09 06:59:52,585 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/418bad994/367d5eb3d7b64fbaa14112fdab674911/FLAG08f485a3e [2025-03-09 06:59:52,899 INFO L384 CDTParser]: Found 1 translation units. [2025-03-09 06:59:52,901 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/substring-alloca-2.i [2025-03-09 06:59:52,915 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/418bad994/367d5eb3d7b64fbaa14112fdab674911/FLAG08f485a3e [2025-03-09 06:59:52,933 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/418bad994/367d5eb3d7b64fbaa14112fdab674911 [2025-03-09 06:59:52,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-09 06:59:52,936 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-09 06:59:52,938 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-09 06:59:52,938 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-09 06:59:52,942 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-09 06:59:52,943 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.03 06:59:52" (1/1) ... [2025-03-09 06:59:52,944 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e5b8ddc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:52, skipping insertion in model container [2025-03-09 06:59:52,945 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.03 06:59:52" (1/1) ... [2025-03-09 06:59:52,974 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-09 06:59:53,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-09 06:59:53,157 INFO L200 MainTranslator]: Completed pre-run [2025-03-09 06:59:53,189 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-09 06:59:53,209 INFO L204 MainTranslator]: Completed translation [2025-03-09 06:59:53,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:53 WrapperNode [2025-03-09 06:59:53,210 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-09 06:59:53,211 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-09 06:59:53,211 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-09 06:59:53,211 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-09 06:59:53,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:53" (1/1) ... [2025-03-09 06:59:53,225 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:53" (1/1) ... [2025-03-09 06:59:53,240 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 97 [2025-03-09 06:59:53,241 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-09 06:59:53,242 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-09 06:59:53,242 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-09 06:59:53,242 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-09 06:59:53,248 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:53" (1/1) ... [2025-03-09 06:59:53,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:53" (1/1) ... [2025-03-09 06:59:53,252 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:53" (1/1) ... [2025-03-09 06:59:53,265 INFO L175 MemorySlicer]: Split 9 memory accesses to 2 slices as follows [5, 4]. 56 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 4 writes are split as follows [2, 2]. [2025-03-09 06:59:53,266 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:53" (1/1) ... [2025-03-09 06:59:53,266 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:53" (1/1) ... [2025-03-09 06:59:53,270 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:53" (1/1) ... [2025-03-09 06:59:53,271 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:53" (1/1) ... [2025-03-09 06:59:53,271 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:53" (1/1) ... [2025-03-09 06:59:53,276 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:53" (1/1) ... [2025-03-09 06:59:53,278 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-09 06:59:53,280 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-09 06:59:53,280 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-09 06:59:53,280 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-09 06:59:53,281 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:53" (1/1) ... [2025-03-09 06:59:53,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:53,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:53,305 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) [2025-03-09 06:59:53,307 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 [2025-03-09 06:59:53,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-09 06:59:53,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-09 06:59:53,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-09 06:59:53,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-09 06:59:53,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-09 06:59:53,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-09 06:59:53,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-09 06:59:53,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-09 06:59:53,405 INFO L256 CfgBuilder]: Building ICFG [2025-03-09 06:59:53,406 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-09 06:59:53,530 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L554: havoc main_#t~ret19#1;call ULTIMATE.dealloc(main_#t~malloc13#1.base, main_#t~malloc13#1.offset);havoc main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call ULTIMATE.dealloc(main_#t~malloc14#1.base, main_#t~malloc14#1.offset);havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset; [2025-03-09 06:59:53,542 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2025-03-09 06:59:53,542 INFO L307 CfgBuilder]: Performing block encoding [2025-03-09 06:59:53,547 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-09 06:59:53,547 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-09 06:59:53,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 06:59:53 BoogieIcfgContainer [2025-03-09 06:59:53,548 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-09 06:59:53,548 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-03-09 06:59:53,548 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-03-09 06:59:53,552 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-03-09 06:59:53,552 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-09 06:59:53,552 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.03 06:59:52" (1/3) ... [2025-03-09 06:59:53,553 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@710c92b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.03 06:59:53, skipping insertion in model container [2025-03-09 06:59:53,553 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-09 06:59:53,553 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 06:59:53" (2/3) ... [2025-03-09 06:59:53,553 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@710c92b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.03 06:59:53, skipping insertion in model container [2025-03-09 06:59:53,553 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-09 06:59:53,553 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 06:59:53" (3/3) ... [2025-03-09 06:59:53,554 INFO L363 chiAutomizerObserver]: Analyzing ICFG substring-alloca-2.i [2025-03-09 06:59:53,589 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-03-09 06:59:53,589 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-03-09 06:59:53,589 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-03-09 06:59:53,590 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-03-09 06:59:53,590 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-03-09 06:59:53,590 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-03-09 06:59:53,591 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-03-09 06:59:53,591 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-03-09 06:59:53,595 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 06:59:53,606 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2025-03-09 06:59:53,607 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:53,607 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:53,610 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2025-03-09 06:59:53,610 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-03-09 06:59:53,610 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-03-09 06:59:53,611 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 06:59:53,611 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2025-03-09 06:59:53,611 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:53,611 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:53,612 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2025-03-09 06:59:53,612 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-03-09 06:59:53,615 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~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "assume !(main_~length1~0#1 < 1);" "assume main_~length2~0#1 < 1;main_~length2~0#1 := 1;" "call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0;" [2025-03-09 06:59:53,615 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~0#1 < main_~length1~0#1 - 1;havoc main_#t~nondet15#1;call write~int#1(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1;main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1;" [2025-03-09 06:59:53,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:53,618 INFO L85 PathProgramCache]: Analyzing trace with hash 62952257, now seen corresponding path program 1 times [2025-03-09 06:59:53,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:53,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349092712] [2025-03-09 06:59:53,623 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:53,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:53,678 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-09 06:59:53,698 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-09 06:59:53,699 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:53,699 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:53,699 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:53,704 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-09 06:59:53,718 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-09 06:59:53,718 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:53,718 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:53,731 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:53,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:53,733 INFO L85 PathProgramCache]: Analyzing trace with hash 60, now seen corresponding path program 1 times [2025-03-09 06:59:53,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:53,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885468527] [2025-03-09 06:59:53,733 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:53,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:53,743 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-03-09 06:59:53,748 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-03-09 06:59:53,748 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:53,748 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:53,749 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:53,751 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-03-09 06:59:53,754 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-03-09 06:59:53,756 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:53,756 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:53,757 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:53,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:53,758 INFO L85 PathProgramCache]: Analyzing trace with hash 1951519996, now seen corresponding path program 1 times [2025-03-09 06:59:53,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:53,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125410812] [2025-03-09 06:59:53,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:53,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:53,767 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-09 06:59:53,791 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-09 06:59:53,792 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:53,792 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:53,792 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:53,797 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-09 06:59:53,808 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-09 06:59:53,810 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:53,810 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:53,813 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:54,083 INFO L204 LassoAnalysis]: Preferences: [2025-03-09 06:59:54,084 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-09 06:59:54,084 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-09 06:59:54,084 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-09 06:59:54,084 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-09 06:59:54,085 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:54,085 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-09 06:59:54,085 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-09 06:59:54,085 INFO L132 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration1_Lasso [2025-03-09 06:59:54,085 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-09 06:59:54,085 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-09 06:59:54,098 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:54,102 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:54,106 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:54,108 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:54,110 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:54,112 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:54,115 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:54,117 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:54,118 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:54,121 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:54,122 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:54,124 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:54,127 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:54,128 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:54,290 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:54,295 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:54,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:54,528 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-09 06:59:54,531 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-09 06:59:54,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:54,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:54,534 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) [2025-03-09 06:59:54,535 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 [2025-03-09 06:59:54,536 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 [2025-03-09 06:59:54,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:54,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:54,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:54,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:54,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:54,550 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:54,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:54,552 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:54,557 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 [2025-03-09 06:59:54,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:54,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:54,559 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) [2025-03-09 06:59:54,561 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 [2025-03-09 06:59:54,562 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 [2025-03-09 06:59:54,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:54,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:54,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:54,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:54,575 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:54,575 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:54,578 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:54,583 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 [2025-03-09 06:59:54,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:54,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:54,588 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) [2025-03-09 06:59:54,591 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 [2025-03-09 06:59:54,592 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 [2025-03-09 06:59:54,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:54,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:54,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:54,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:54,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:54,605 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:54,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:54,606 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:54,612 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 [2025-03-09 06:59:54,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:54,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:54,614 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) [2025-03-09 06:59:54,615 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 [2025-03-09 06:59:54,616 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 [2025-03-09 06:59:54,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:54,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:54,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:54,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:54,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:54,629 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:54,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:54,630 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:54,635 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:54,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:54,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:54,638 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) [2025-03-09 06:59:54,639 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 [2025-03-09 06:59:54,640 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 [2025-03-09 06:59:54,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:54,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:54,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:54,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:54,650 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:54,651 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:54,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:54,652 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:54,657 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 [2025-03-09 06:59:54,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:54,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:54,660 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) [2025-03-09 06:59:54,661 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 [2025-03-09 06:59:54,661 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 [2025-03-09 06:59:54,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:54,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:54,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:54,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:54,673 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:54,673 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:54,675 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:54,681 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 [2025-03-09 06:59:54,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:54,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:54,683 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) [2025-03-09 06:59:54,683 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 [2025-03-09 06:59:54,684 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 [2025-03-09 06:59:54,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:54,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:54,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:54,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:54,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:54,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:54,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:54,697 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:54,702 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 [2025-03-09 06:59:54,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:54,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:54,704 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) [2025-03-09 06:59:54,705 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 [2025-03-09 06:59:54,706 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 [2025-03-09 06:59:54,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:54,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:54,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:54,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:54,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:54,716 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:54,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:54,717 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:54,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:54,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:54,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:54,724 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) [2025-03-09 06:59:54,725 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 [2025-03-09 06:59:54,726 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 [2025-03-09 06:59:54,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:54,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:54,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:54,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:54,738 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:54,738 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:54,740 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:54,746 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2025-03-09 06:59:54,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:54,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:54,748 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) [2025-03-09 06:59:54,749 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 [2025-03-09 06:59:54,751 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 [2025-03-09 06:59:54,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:54,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:54,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:54,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:54,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:54,761 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:54,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:54,762 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:54,768 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 [2025-03-09 06:59:54,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:54,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:54,770 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) [2025-03-09 06:59:54,771 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 [2025-03-09 06:59:54,771 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 [2025-03-09 06:59:54,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:54,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:54,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:54,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:54,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:54,781 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:54,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:54,782 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:54,789 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2025-03-09 06:59:54,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:54,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:54,791 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) [2025-03-09 06:59:54,792 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 [2025-03-09 06:59:54,793 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 [2025-03-09 06:59:54,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:54,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:54,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:54,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:54,804 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:54,804 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:54,806 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:54,815 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2025-03-09 06:59:54,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:54,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:54,817 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) [2025-03-09 06:59:54,818 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 [2025-03-09 06:59:54,819 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 [2025-03-09 06:59:54,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:54,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:54,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:54,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:54,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:54,830 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:54,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:54,831 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:54,836 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2025-03-09 06:59:54,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:54,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:54,838 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) [2025-03-09 06:59:54,839 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 [2025-03-09 06:59:54,841 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 [2025-03-09 06:59:54,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:54,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:54,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:54,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:54,853 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:54,853 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:54,855 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:54,861 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2025-03-09 06:59:54,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:54,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:54,863 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) [2025-03-09 06:59:54,864 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 [2025-03-09 06:59:54,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 06:59:54,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:54,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:54,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:54,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:54,880 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:54,881 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:54,889 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-09 06:59:54,912 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2025-03-09 06:59:54,914 INFO L444 ModelExtractionUtils]: 5 out of 19 variables were initially zero. Simplification set additionally 10 variables to zero. [2025-03-09 06:59:54,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:54,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:54,919 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) [2025-03-09 06:59:54,920 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 [2025-03-09 06:59:54,921 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-09 06:59:54,933 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2025-03-09 06:59:54,933 INFO L474 LassoAnalysis]: Proved termination. [2025-03-09 06:59:54,933 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1, ULTIMATE.start_main_~i~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [1*ULTIMATE.start_main_~nondetString1~0#1.offset >= 0] [2025-03-09 06:59:54,939 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 [2025-03-09 06:59:54,957 INFO L156 tatePredicateManager]: 6 out of 7 supporting invariants were superfluous and have been removed [2025-03-09 06:59:54,965 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-03-09 06:59:54,965 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-03-09 06:59:54,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:55,001 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-09 06:59:55,012 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-09 06:59:55,012 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:55,012 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:55,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-09 06:59:55,016 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:55,030 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-03-09 06:59:55,032 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-03-09 06:59:55,032 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:55,032 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:55,032 INFO L256 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-09 06:59:55,033 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:55,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 06:59:55,055 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-03-09 06:59:55,056 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 19 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 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) [2025-03-09 06:59:55,089 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 19 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 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 21 states and 32 transitions. Complement of second has 3 states. [2025-03-09 06:59:55,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2025-03-09 06:59:55,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 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) [2025-03-09 06:59:55,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 8 transitions. [2025-03-09 06:59:55,100 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 5 letters. Loop has 1 letters. [2025-03-09 06:59:55,100 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:55,101 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 1 letters. [2025-03-09 06:59:55,101 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:55,101 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 5 letters. Loop has 2 letters. [2025-03-09 06:59:55,101 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:55,101 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 32 transitions. [2025-03-09 06:59:55,102 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2025-03-09 06:59:55,103 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 16 states and 25 transitions. [2025-03-09 06:59:55,104 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2025-03-09 06:59:55,104 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2025-03-09 06:59:55,104 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 25 transitions. [2025-03-09 06:59:55,104 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 06:59:55,104 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 25 transitions. [2025-03-09 06:59:55,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 25 transitions. [2025-03-09 06:59:55,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2025-03-09 06:59:55,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 14 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 06:59:55,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 23 transitions. [2025-03-09 06:59:55,118 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 23 transitions. [2025-03-09 06:59:55,118 INFO L432 stractBuchiCegarLoop]: Abstraction has 15 states and 23 transitions. [2025-03-09 06:59:55,118 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-03-09 06:59:55,118 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 23 transitions. [2025-03-09 06:59:55,119 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2025-03-09 06:59:55,119 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:55,119 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:55,119 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2025-03-09 06:59:55,119 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-03-09 06:59:55,119 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~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "assume !(main_~length1~0#1 < 1);" "assume main_~length2~0#1 < 1;main_~length2~0#1 := 1;" "call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" [2025-03-09 06:59:55,119 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~1#1 < main_~length2~0#1 - 1;havoc main_#t~nondet17#1;call write~int#0(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1;main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1;" [2025-03-09 06:59:55,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:55,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1951519995, now seen corresponding path program 1 times [2025-03-09 06:59:55,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:55,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469263310] [2025-03-09 06:59:55,121 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:55,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:55,126 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-09 06:59:55,135 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-09 06:59:55,136 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:55,136 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:55,136 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:55,137 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-09 06:59:55,144 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-09 06:59:55,147 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:55,148 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:55,149 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:55,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:55,154 INFO L85 PathProgramCache]: Analyzing trace with hash 58, now seen corresponding path program 1 times [2025-03-09 06:59:55,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:55,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587436232] [2025-03-09 06:59:55,154 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:55,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:55,157 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-03-09 06:59:55,159 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-03-09 06:59:55,159 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:55,159 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:55,159 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:55,160 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-03-09 06:59:55,165 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-03-09 06:59:55,165 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:55,166 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:55,167 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:55,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:55,167 INFO L85 PathProgramCache]: Analyzing trace with hash 367577728, now seen corresponding path program 1 times [2025-03-09 06:59:55,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:55,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485517029] [2025-03-09 06:59:55,168 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:55,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:55,173 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 06:59:55,180 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 06:59:55,180 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:55,180 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:55,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 06:59:55,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 06:59:55,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485517029] [2025-03-09 06:59:55,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485517029] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 06:59:55,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 06:59:55,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-09 06:59:55,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859156174] [2025-03-09 06:59:55,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 06:59:55,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 06:59:55,289 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-09 06:59:55,289 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-03-09 06:59:55,290 INFO L87 Difference]: Start difference. First operand 15 states and 23 transitions. cyclomatic complexity: 11 Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 06:59:55,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 06:59:55,305 INFO L93 Difference]: Finished difference Result 19 states and 28 transitions. [2025-03-09 06:59:55,305 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 28 transitions. [2025-03-09 06:59:55,305 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2025-03-09 06:59:55,306 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 19 states and 28 transitions. [2025-03-09 06:59:55,306 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2025-03-09 06:59:55,306 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2025-03-09 06:59:55,306 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 28 transitions. [2025-03-09 06:59:55,306 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 06:59:55,306 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2025-03-09 06:59:55,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 28 transitions. [2025-03-09 06:59:55,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2025-03-09 06:59:55,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 06:59:55,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 28 transitions. [2025-03-09 06:59:55,307 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2025-03-09 06:59:55,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-09 06:59:55,308 INFO L432 stractBuchiCegarLoop]: Abstraction has 19 states and 28 transitions. [2025-03-09 06:59:55,308 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-03-09 06:59:55,308 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 28 transitions. [2025-03-09 06:59:55,309 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2025-03-09 06:59:55,309 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:55,309 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:55,310 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2025-03-09 06:59:55,311 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-03-09 06:59:55,311 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~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" [2025-03-09 06:59:55,311 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~1#1 < main_~length2~0#1 - 1;havoc main_#t~nondet17#1;call write~int#0(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1;main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1;" [2025-03-09 06:59:55,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:55,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1951520956, now seen corresponding path program 1 times [2025-03-09 06:59:55,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:55,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778544644] [2025-03-09 06:59:55,311 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:55,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:55,317 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-09 06:59:55,325 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-09 06:59:55,325 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:55,325 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:55,325 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:55,326 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-09 06:59:55,333 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-09 06:59:55,333 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:55,333 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:55,338 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:55,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:55,339 INFO L85 PathProgramCache]: Analyzing trace with hash 58, now seen corresponding path program 2 times [2025-03-09 06:59:55,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:55,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995441589] [2025-03-09 06:59:55,339 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 06:59:55,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:55,369 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 1 statements into 1 equivalence classes. [2025-03-09 06:59:55,370 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-03-09 06:59:55,370 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-09 06:59:55,370 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:55,371 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:55,371 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-03-09 06:59:55,374 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-03-09 06:59:55,374 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:55,374 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:55,375 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:55,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:55,376 INFO L85 PathProgramCache]: Analyzing trace with hash 367607519, now seen corresponding path program 1 times [2025-03-09 06:59:55,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:55,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487755875] [2025-03-09 06:59:55,376 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:55,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:55,386 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 06:59:55,392 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2025-03-09 06:59:55,395 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 06:59:55,395 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:55,395 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:55,395 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:55,397 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 06:59:55,401 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 06:59:55,401 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:55,401 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:55,402 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:55,595 INFO L204 LassoAnalysis]: Preferences: [2025-03-09 06:59:55,595 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-09 06:59:55,595 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-09 06:59:55,595 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-09 06:59:55,595 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-09 06:59:55,595 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:55,596 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-09 06:59:55,596 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-09 06:59:55,596 INFO L132 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration3_Lasso [2025-03-09 06:59:55,596 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-09 06:59:55,596 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-09 06:59:55,597 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:55,600 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:55,602 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:55,604 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:55,605 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:55,607 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:55,609 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:55,611 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:55,612 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:55,614 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:55,615 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:55,719 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:55,723 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:55,724 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:55,726 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:55,727 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:55,730 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:55,942 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-09 06:59:55,942 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-09 06:59:55,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:55,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:55,944 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) [2025-03-09 06:59:55,946 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 [2025-03-09 06:59:55,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 06:59:55,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:55,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:55,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:55,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:55,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:55,958 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:55,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:55,959 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:55,965 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:55,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:55,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:55,967 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) [2025-03-09 06:59:55,969 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 [2025-03-09 06:59:55,972 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 [2025-03-09 06:59:55,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:55,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:55,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:55,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:55,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:55,982 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:55,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:55,983 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:55,988 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 [2025-03-09 06:59:55,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:55,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:55,990 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) [2025-03-09 06:59:55,991 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 [2025-03-09 06:59:55,992 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 [2025-03-09 06:59:56,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:56,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:56,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:56,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:56,003 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:56,003 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:56,006 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:56,011 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 [2025-03-09 06:59:56,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:56,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:56,013 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) [2025-03-09 06:59:56,015 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 [2025-03-09 06:59:56,016 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 [2025-03-09 06:59:56,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:56,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:56,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:56,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:56,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:56,026 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:56,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:56,027 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:56,033 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:56,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:56,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:56,034 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) [2025-03-09 06:59:56,035 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 [2025-03-09 06:59:56,036 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 [2025-03-09 06:59:56,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:56,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:56,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:56,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:56,048 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:56,048 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:56,050 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:56,056 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 [2025-03-09 06:59:56,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:56,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:56,058 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) [2025-03-09 06:59:56,060 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 [2025-03-09 06:59:56,061 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 [2025-03-09 06:59:56,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:56,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:56,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:56,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:56,072 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:56,072 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:56,075 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:56,081 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 [2025-03-09 06:59:56,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:56,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:56,083 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) [2025-03-09 06:59:56,084 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 [2025-03-09 06:59:56,086 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 [2025-03-09 06:59:56,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:56,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:56,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:56,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:56,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:56,097 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:56,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:56,099 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:56,106 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:56,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:56,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:56,109 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) [2025-03-09 06:59:56,110 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 [2025-03-09 06:59:56,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 06:59:56,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:56,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:56,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:56,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:56,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:56,121 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:56,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:56,122 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:56,127 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 [2025-03-09 06:59:56,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:56,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:56,129 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) [2025-03-09 06:59:56,130 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 [2025-03-09 06:59:56,131 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 [2025-03-09 06:59:56,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:56,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:56,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:56,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:56,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:56,141 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:56,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:56,142 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:56,147 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 [2025-03-09 06:59:56,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:56,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:56,149 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) [2025-03-09 06:59:56,150 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 [2025-03-09 06:59:56,151 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 [2025-03-09 06:59:56,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:56,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:56,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:56,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:56,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:56,161 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:56,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:56,161 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:56,167 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 [2025-03-09 06:59:56,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:56,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:56,169 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) [2025-03-09 06:59:56,169 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 [2025-03-09 06:59:56,170 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 [2025-03-09 06:59:56,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:56,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:56,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:56,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:56,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:56,184 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:56,187 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:56,192 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2025-03-09 06:59:56,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:56,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:56,195 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) [2025-03-09 06:59:56,196 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 [2025-03-09 06:59:56,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 06:59:56,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:56,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:56,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:56,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:56,209 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:56,209 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:56,213 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:56,219 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 [2025-03-09 06:59:56,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:56,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:56,221 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) [2025-03-09 06:59:56,222 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 [2025-03-09 06:59:56,223 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 [2025-03-09 06:59:56,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:56,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:56,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:56,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:56,235 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:56,235 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:56,240 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:56,245 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2025-03-09 06:59:56,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:56,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:56,248 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) [2025-03-09 06:59:56,249 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 [2025-03-09 06:59:56,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 06:59:56,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:56,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:56,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:56,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:56,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:56,261 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:56,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:56,262 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:56,268 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 [2025-03-09 06:59:56,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:56,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:56,270 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) [2025-03-09 06:59:56,272 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 [2025-03-09 06:59:56,273 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 [2025-03-09 06:59:56,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:56,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:56,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:56,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:56,285 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:56,285 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:56,288 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:56,295 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 [2025-03-09 06:59:56,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:56,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:56,297 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) [2025-03-09 06:59:56,298 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 [2025-03-09 06:59:56,300 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 [2025-03-09 06:59:56,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:56,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:56,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:56,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:56,311 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:56,311 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:56,315 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:56,321 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 [2025-03-09 06:59:56,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:56,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:56,323 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) [2025-03-09 06:59:56,325 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 [2025-03-09 06:59:56,326 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 [2025-03-09 06:59:56,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:56,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:56,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:56,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:56,339 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:56,339 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:56,347 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-09 06:59:56,360 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2025-03-09 06:59:56,360 INFO L444 ModelExtractionUtils]: 2 out of 19 variables were initially zero. Simplification set additionally 14 variables to zero. [2025-03-09 06:59:56,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:56,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:56,362 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) [2025-03-09 06:59:56,363 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 [2025-03-09 06:59:56,364 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-09 06:59:56,374 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-09 06:59:56,374 INFO L474 LassoAnalysis]: Proved termination. [2025-03-09 06:59:56,374 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~1#1, ULTIMATE.start_main_~length2~0#1) = -1*ULTIMATE.start_main_~i~1#1 + 1*ULTIMATE.start_main_~length2~0#1 Supporting invariants [] [2025-03-09 06:59:56,380 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 [2025-03-09 06:59:56,408 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 [2025-03-09 06:59:56,419 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2025-03-09 06:59:56,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:56,437 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-09 06:59:56,442 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-09 06:59:56,443 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:56,443 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:56,443 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-09 06:59:56,443 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:56,454 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-03-09 06:59:56,456 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-03-09 06:59:56,456 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:56,456 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:56,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-09 06:59:56,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:56,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 06:59:56,458 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-03-09 06:59:56,458 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 28 transitions. cyclomatic complexity: 13 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 06:59:56,465 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 28 transitions. cyclomatic complexity: 13. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 21 states and 31 transitions. Complement of second has 3 states. [2025-03-09 06:59:56,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2025-03-09 06:59:56,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 06:59:56,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 10 transitions. [2025-03-09 06:59:56,467 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 6 letters. Loop has 1 letters. [2025-03-09 06:59:56,467 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:56,467 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 7 letters. Loop has 1 letters. [2025-03-09 06:59:56,467 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:56,467 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 6 letters. Loop has 2 letters. [2025-03-09 06:59:56,467 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 06:59:56,467 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 31 transitions. [2025-03-09 06:59:56,468 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2025-03-09 06:59:56,468 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 21 states and 31 transitions. [2025-03-09 06:59:56,468 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2025-03-09 06:59:56,468 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2025-03-09 06:59:56,468 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 31 transitions. [2025-03-09 06:59:56,468 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 06:59:56,468 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 31 transitions. [2025-03-09 06:59:56,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 31 transitions. [2025-03-09 06:59:56,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 20. [2025-03-09 06:59:56,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.5) internal successors, (30), 19 states have internal predecessors, (30), 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) [2025-03-09 06:59:56,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 30 transitions. [2025-03-09 06:59:56,470 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 30 transitions. [2025-03-09 06:59:56,470 INFO L432 stractBuchiCegarLoop]: Abstraction has 20 states and 30 transitions. [2025-03-09 06:59:56,470 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-03-09 06:59:56,470 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 30 transitions. [2025-03-09 06:59:56,471 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2025-03-09 06:59:56,471 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:56,471 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:56,472 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2025-03-09 06:59:56,472 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2025-03-09 06:59:56,472 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~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset;" [2025-03-09 06:59:56,472 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1);" "assume 0 != substring_#t~mem2#1;havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset;" "assume true;call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1;" "assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1;" "assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;" "call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);" "assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset;" [2025-03-09 06:59:56,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:56,473 INFO L85 PathProgramCache]: Analyzing trace with hash 367607518, now seen corresponding path program 1 times [2025-03-09 06:59:56,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:56,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192439020] [2025-03-09 06:59:56,473 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:56,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:56,478 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 06:59:56,484 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 06:59:56,484 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:56,484 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:56,484 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:56,486 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 06:59:56,491 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 06:59:56,491 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:56,491 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:56,493 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:56,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:56,494 INFO L85 PathProgramCache]: Analyzing trace with hash -2051320785, now seen corresponding path program 1 times [2025-03-09 06:59:56,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:56,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712699984] [2025-03-09 06:59:56,494 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:56,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:56,497 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 06:59:56,500 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 06:59:56,500 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:56,500 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:56,500 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:56,501 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 06:59:56,503 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 06:59:56,503 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:56,503 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:56,505 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:56,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:56,505 INFO L85 PathProgramCache]: Analyzing trace with hash -571206990, now seen corresponding path program 1 times [2025-03-09 06:59:56,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:56,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164268555] [2025-03-09 06:59:56,506 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:56,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:56,511 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-03-09 06:59:56,531 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-09 06:59:56,531 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:56,531 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:56,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 06:59:56,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 06:59:56,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164268555] [2025-03-09 06:59:56,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164268555] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 06:59:56,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 06:59:56,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-03-09 06:59:56,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713155401] [2025-03-09 06:59:56,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 06:59:56,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 06:59:56,870 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-09 06:59:56,871 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2025-03-09 06:59:56,871 INFO L87 Difference]: Start difference. First operand 20 states and 30 transitions. cyclomatic complexity: 14 Second operand has 8 states, 7 states have (on average 2.0) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 06:59:56,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 06:59:56,920 INFO L93 Difference]: Finished difference Result 32 states and 45 transitions. [2025-03-09 06:59:56,920 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 45 transitions. [2025-03-09 06:59:56,921 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 17 [2025-03-09 06:59:56,921 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 30 states and 43 transitions. [2025-03-09 06:59:56,921 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 27 [2025-03-09 06:59:56,921 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 27 [2025-03-09 06:59:56,921 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 43 transitions. [2025-03-09 06:59:56,921 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 06:59:56,921 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 43 transitions. [2025-03-09 06:59:56,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 43 transitions. [2025-03-09 06:59:56,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2025-03-09 06:59:56,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.4333333333333333) internal successors, (43), 29 states have internal predecessors, (43), 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) [2025-03-09 06:59:56,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 43 transitions. [2025-03-09 06:59:56,923 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 43 transitions. [2025-03-09 06:59:56,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-09 06:59:56,924 INFO L432 stractBuchiCegarLoop]: Abstraction has 30 states and 43 transitions. [2025-03-09 06:59:56,924 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-03-09 06:59:56,924 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 43 transitions. [2025-03-09 06:59:56,925 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 17 [2025-03-09 06:59:56,925 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:56,925 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:56,925 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2025-03-09 06:59:56,925 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1] [2025-03-09 06:59:56,925 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~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset;" [2025-03-09 06:59:56,925 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1);" "assume 0 != substring_#t~mem2#1;havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset;" "assume true;call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1;" "assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1;" "assume substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;substring_#t~post7#1.base, substring_#t~post7#1.offset := substring_~pt~0#1.base, substring_~pt~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_#t~post7#1.base, 1 + substring_#t~post7#1.offset;havoc substring_#t~post7#1.base, substring_#t~post7#1.offset;substring_#t~post8#1.base, substring_#t~post8#1.offset := substring_~ps2~0#1.base, substring_~ps2~0#1.offset;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_#t~post8#1.base, 1 + substring_#t~post8#1.offset;havoc substring_#t~post8#1.base, substring_#t~post8#1.offset;" "assume true;call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1;" "assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1;" "assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;" "call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);" "assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset;" [2025-03-09 06:59:56,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:56,926 INFO L85 PathProgramCache]: Analyzing trace with hash 367607518, now seen corresponding path program 2 times [2025-03-09 06:59:56,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:56,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487198761] [2025-03-09 06:59:56,926 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 06:59:56,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:56,930 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 7 statements into 1 equivalence classes. [2025-03-09 06:59:56,935 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 06:59:56,937 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-09 06:59:56,939 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:56,939 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:56,941 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 06:59:56,943 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 06:59:56,944 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:56,944 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:56,947 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:56,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:56,949 INFO L85 PathProgramCache]: Analyzing trace with hash -2067532098, now seen corresponding path program 1 times [2025-03-09 06:59:56,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:56,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737118866] [2025-03-09 06:59:56,949 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:56,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:56,953 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-03-09 06:59:56,955 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-03-09 06:59:56,957 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:56,958 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:56,958 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:56,959 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-03-09 06:59:56,961 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-03-09 06:59:56,961 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:56,961 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:56,965 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:56,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:56,965 INFO L85 PathProgramCache]: Analyzing trace with hash -131725989, now seen corresponding path program 1 times [2025-03-09 06:59:56,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:56,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13957585] [2025-03-09 06:59:56,965 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:56,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:56,971 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-03-09 06:59:56,981 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-03-09 06:59:56,981 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:56,981 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:57,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 06:59:57,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 06:59:57,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13957585] [2025-03-09 06:59:57,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13957585] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 06:59:57,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1996890566] [2025-03-09 06:59:57,185 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:57,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 06:59:57,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:57,187 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-09 06:59:57,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2025-03-09 06:59:57,229 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-03-09 06:59:57,246 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-03-09 06:59:57,246 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:57,246 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:57,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 33 conjuncts are in the unsatisfiable core [2025-03-09 06:59:57,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:57,295 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2025-03-09 06:59:57,362 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 06:59:57,362 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-09 06:59:57,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1996890566] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 06:59:57,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-09 06:59:57,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [8] total 15 [2025-03-09 06:59:57,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222967046] [2025-03-09 06:59:57,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 06:59:57,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 06:59:57,582 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-03-09 06:59:57,583 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2025-03-09 06:59:57,584 INFO L87 Difference]: Start difference. First operand 30 states and 43 transitions. cyclomatic complexity: 18 Second operand has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 06:59:57,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 06:59:57,716 INFO L93 Difference]: Finished difference Result 57 states and 76 transitions. [2025-03-09 06:59:57,716 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 76 transitions. [2025-03-09 06:59:57,717 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 19 [2025-03-09 06:59:57,717 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 46 states and 61 transitions. [2025-03-09 06:59:57,717 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41 [2025-03-09 06:59:57,718 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 41 [2025-03-09 06:59:57,718 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 61 transitions. [2025-03-09 06:59:57,718 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 06:59:57,718 INFO L218 hiAutomatonCegarLoop]: Abstraction has 46 states and 61 transitions. [2025-03-09 06:59:57,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 61 transitions. [2025-03-09 06:59:57,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 42. [2025-03-09 06:59:57,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 41 states have internal predecessors, (57), 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) [2025-03-09 06:59:57,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 57 transitions. [2025-03-09 06:59:57,721 INFO L240 hiAutomatonCegarLoop]: Abstraction has 42 states and 57 transitions. [2025-03-09 06:59:57,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-09 06:59:57,725 INFO L432 stractBuchiCegarLoop]: Abstraction has 42 states and 57 transitions. [2025-03-09 06:59:57,725 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-03-09 06:59:57,725 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 42 states and 57 transitions. [2025-03-09 06:59:57,726 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 19 [2025-03-09 06:59:57,726 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:57,726 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:57,726 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 06:59:57,726 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1] [2025-03-09 06:59:57,726 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~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~length1~0#1 - 1;havoc main_#t~nondet15#1;call write~int#1(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1;main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset;" [2025-03-09 06:59:57,726 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1);" "assume 0 != substring_#t~mem2#1;havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset;" "assume true;call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1;" "assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1;" "assume substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;substring_#t~post7#1.base, substring_#t~post7#1.offset := substring_~pt~0#1.base, substring_~pt~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_#t~post7#1.base, 1 + substring_#t~post7#1.offset;havoc substring_#t~post7#1.base, substring_#t~post7#1.offset;substring_#t~post8#1.base, substring_#t~post8#1.offset := substring_~ps2~0#1.base, substring_~ps2~0#1.offset;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_#t~post8#1.base, 1 + substring_#t~post8#1.offset;havoc substring_#t~post8#1.base, substring_#t~post8#1.offset;" "assume true;call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1;" "assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1;" "assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;" "call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);" "assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset;" [2025-03-09 06:59:57,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:57,726 INFO L85 PathProgramCache]: Analyzing trace with hash -1489067781, now seen corresponding path program 1 times [2025-03-09 06:59:57,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:57,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011547537] [2025-03-09 06:59:57,726 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:57,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:57,734 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-09 06:59:57,742 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-09 06:59:57,742 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:57,742 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:57,742 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:57,746 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-09 06:59:57,749 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-09 06:59:57,750 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:57,750 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:57,752 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:57,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:57,753 INFO L85 PathProgramCache]: Analyzing trace with hash -2067532098, now seen corresponding path program 2 times [2025-03-09 06:59:57,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:57,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531625631] [2025-03-09 06:59:57,753 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 06:59:57,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:57,759 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 10 statements into 2 equivalence classes. [2025-03-09 06:59:57,762 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 10 of 10 statements. [2025-03-09 06:59:57,762 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-09 06:59:57,762 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:57,762 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:57,763 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-03-09 06:59:57,765 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-03-09 06:59:57,765 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:57,765 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:57,768 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:57,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:57,769 INFO L85 PathProgramCache]: Analyzing trace with hash 227616568, now seen corresponding path program 1 times [2025-03-09 06:59:57,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:57,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877547959] [2025-03-09 06:59:57,769 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:57,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:57,776 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-03-09 06:59:57,781 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-03-09 06:59:57,781 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:57,781 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:57,963 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-09 06:59:57,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 06:59:57,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877547959] [2025-03-09 06:59:57,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877547959] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 06:59:57,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1140154792] [2025-03-09 06:59:57,964 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:57,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 06:59:57,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:57,966 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-09 06:59:57,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2025-03-09 06:59:58,017 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-03-09 06:59:58,035 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-03-09 06:59:58,035 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:58,035 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 06:59:58,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 25 conjuncts are in the unsatisfiable core [2025-03-09 06:59:58,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 06:59:58,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2025-03-09 06:59:58,146 INFO L173 IndexEqualityManager]: detected equality via solver [2025-03-09 06:59:58,149 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-03-09 06:59:58,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 20 [2025-03-09 06:59:58,162 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-03-09 06:59:58,163 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-09 06:59:58,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1140154792] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 06:59:58,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-09 06:59:58,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2025-03-09 06:59:58,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031075191] [2025-03-09 06:59:58,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 06:59:58,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 06:59:58,395 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-09 06:59:58,395 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2025-03-09 06:59:58,396 INFO L87 Difference]: Start difference. First operand 42 states and 57 transitions. cyclomatic complexity: 22 Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 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) [2025-03-09 06:59:58,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 06:59:58,473 INFO L93 Difference]: Finished difference Result 36 states and 48 transitions. [2025-03-09 06:59:58,474 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 48 transitions. [2025-03-09 06:59:58,474 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2025-03-09 06:59:58,474 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 28 states and 38 transitions. [2025-03-09 06:59:58,474 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2025-03-09 06:59:58,474 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2025-03-09 06:59:58,474 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 38 transitions. [2025-03-09 06:59:58,475 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 06:59:58,475 INFO L218 hiAutomatonCegarLoop]: Abstraction has 28 states and 38 transitions. [2025-03-09 06:59:58,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 38 transitions. [2025-03-09 06:59:58,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 27. [2025-03-09 06:59:58,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.3703703703703705) internal successors, (37), 26 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 06:59:58,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2025-03-09 06:59:58,476 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27 states and 37 transitions. [2025-03-09 06:59:58,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-09 06:59:58,476 INFO L432 stractBuchiCegarLoop]: Abstraction has 27 states and 37 transitions. [2025-03-09 06:59:58,476 INFO L338 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2025-03-09 06:59:58,476 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 37 transitions. [2025-03-09 06:59:58,480 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2025-03-09 06:59:58,481 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 06:59:58,481 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 06:59:58,481 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 06:59:58,481 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2025-03-09 06:59:58,481 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~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~length1~0#1 - 1;havoc main_#t~nondet15#1;call write~int#1(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1;main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~length2~0#1 - 1;havoc main_#t~nondet17#1;call write~int#0(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1;main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset;" [2025-03-09 06:59:58,481 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1);" "assume 0 != substring_#t~mem2#1;havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset;" "assume true;call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1;" "assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1;" "assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;" "call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);" "assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset;" [2025-03-09 06:59:58,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:58,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1083539102, now seen corresponding path program 1 times [2025-03-09 06:59:58,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:58,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683286281] [2025-03-09 06:59:58,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:58,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:58,490 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-03-09 06:59:58,494 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-09 06:59:58,494 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:58,494 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:58,494 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:58,496 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-03-09 06:59:58,499 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-09 06:59:58,499 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:58,499 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:58,501 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:58,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:58,501 INFO L85 PathProgramCache]: Analyzing trace with hash -2051320785, now seen corresponding path program 2 times [2025-03-09 06:59:58,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:58,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790655827] [2025-03-09 06:59:58,502 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 06:59:58,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:58,504 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 7 statements into 1 equivalence classes. [2025-03-09 06:59:58,506 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 06:59:58,506 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-09 06:59:58,506 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:58,506 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:58,507 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 06:59:58,508 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 06:59:58,508 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:58,508 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:58,509 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:58,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 06:59:58,510 INFO L85 PathProgramCache]: Analyzing trace with hash -323708174, now seen corresponding path program 1 times [2025-03-09 06:59:58,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 06:59:58,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407878643] [2025-03-09 06:59:58,510 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 06:59:58,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 06:59:58,516 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-03-09 06:59:58,526 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-03-09 06:59:58,526 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:58,527 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:58,527 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 06:59:58,528 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-03-09 06:59:58,537 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-03-09 06:59:58,537 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 06:59:58,537 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 06:59:58,539 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 06:59:59,115 INFO L204 LassoAnalysis]: Preferences: [2025-03-09 06:59:59,115 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-09 06:59:59,115 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-09 06:59:59,115 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-09 06:59:59,115 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-09 06:59:59,115 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:59,115 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-09 06:59:59,115 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-09 06:59:59,115 INFO L132 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration7_Lasso [2025-03-09 06:59:59,115 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-09 06:59:59,115 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-09 06:59:59,116 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,120 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,122 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,123 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,124 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,128 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,129 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,131 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,132 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,134 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,135 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,137 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,138 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,140 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,141 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,143 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,145 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,146 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,339 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,341 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,342 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,346 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,347 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,349 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,350 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,352 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,353 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,355 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,356 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,358 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,359 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,361 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,362 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,363 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,364 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,366 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,367 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,369 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,371 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 06:59:59,705 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-09 06:59:59,705 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-09 06:59:59,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:59,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:59,707 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) [2025-03-09 06:59:59,708 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 [2025-03-09 06:59:59,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 06:59:59,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:59,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:59,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:59,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:59,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:59,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:59,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:59,720 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:59,726 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:59,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:59,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:59,728 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) [2025-03-09 06:59:59,728 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 [2025-03-09 06:59:59,730 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 [2025-03-09 06:59:59,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:59,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:59,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:59,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:59,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:59,740 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:59,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:59,741 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:59,746 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 [2025-03-09 06:59:59,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:59,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:59,748 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) [2025-03-09 06:59:59,748 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 [2025-03-09 06:59:59,750 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 [2025-03-09 06:59:59,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:59,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:59,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:59,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:59,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:59,759 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:59,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:59,760 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:59,765 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2025-03-09 06:59:59,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:59,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:59,768 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 06:59:59,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2025-03-09 06:59:59,770 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 [2025-03-09 06:59:59,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:59,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:59,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:59,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:59,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:59,780 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:59,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:59,781 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:59,786 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2025-03-09 06:59:59,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:59,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:59,788 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 06:59:59,789 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2025-03-09 06:59:59,790 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 [2025-03-09 06:59:59,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:59,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:59,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:59,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:59,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:59,800 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:59,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:59,801 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:59,806 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2025-03-09 06:59:59,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:59,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:59,807 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 06:59:59,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2025-03-09 06:59:59,809 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 [2025-03-09 06:59:59,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:59,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:59,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:59,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:59,818 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:59,819 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:59,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:59,819 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:59,825 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2025-03-09 06:59:59,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:59,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:59,827 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 06:59:59,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2025-03-09 06:59:59,829 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 [2025-03-09 06:59:59,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:59,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:59,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:59,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:59,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:59,840 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:59,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:59,841 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:59,846 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2025-03-09 06:59:59,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:59,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:59,848 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 06:59:59,849 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2025-03-09 06:59:59,852 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 [2025-03-09 06:59:59,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:59,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:59,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:59,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:59,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:59,862 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:59,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:59,863 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:59,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:59,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:59,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:59,870 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 06:59:59,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2025-03-09 06:59:59,872 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 [2025-03-09 06:59:59,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:59,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:59,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:59,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:59,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:59,883 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:59,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:59,884 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:59,890 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:59,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:59,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:59,893 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 06:59:59,894 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2025-03-09 06:59:59,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 06:59:59,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:59,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:59,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:59,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:59,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:59,906 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:59,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:59,907 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:59,913 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:59,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:59,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:59,915 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 06:59:59,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2025-03-09 06:59:59,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 06:59:59,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:59,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:59,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:59,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:59,928 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 06:59:59,928 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 06:59:59,931 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:59,936 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2025-03-09 06:59:59,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:59,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:59,938 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 06:59:59,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2025-03-09 06:59:59,940 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 [2025-03-09 06:59:59,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:59,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:59,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:59,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:59,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:59,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:59,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:59,950 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:59,956 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:59,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:59,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:59,958 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 06:59:59,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2025-03-09 06:59:59,960 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 [2025-03-09 06:59:59,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:59,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:59,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:59,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:59,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:59,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:59,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:59,972 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:59,977 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2025-03-09 06:59:59,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:59,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:59,979 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 06:59:59,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2025-03-09 06:59:59,981 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 [2025-03-09 06:59:59,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 06:59:59,990 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 06:59:59,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 06:59:59,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 06:59:59,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 06:59:59,990 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 06:59:59,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 06:59:59,992 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 06:59:59,997 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2025-03-09 06:59:59,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 06:59:59,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 06:59:59,999 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:00,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2025-03-09 07:00:00,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 07:00:00,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:00,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:00,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:00,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:00,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:00,012 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:00,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:00,014 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:00,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:00,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:00,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:00,022 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:00,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2025-03-09 07:00:00,023 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 [2025-03-09 07:00:00,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:00,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:00,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:00,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:00,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:00,034 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:00,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:00,035 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:00,041 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2025-03-09 07:00:00,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:00,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:00,043 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:00,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2025-03-09 07:00:00,045 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 [2025-03-09 07:00:00,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:00,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:00,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:00,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:00,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:00,055 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:00,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:00,056 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:00,061 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2025-03-09 07:00:00,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:00,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:00,063 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:00,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2025-03-09 07:00:00,065 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 [2025-03-09 07:00:00,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:00,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:00,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:00,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:00,077 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:00,077 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:00,081 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:00,087 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2025-03-09 07:00:00,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:00,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:00,089 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:00,089 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2025-03-09 07:00:00,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 07:00:00,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:00,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:00,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:00,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:00,102 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:00,102 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:00,106 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:00,112 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2025-03-09 07:00:00,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:00,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:00,114 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:00,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2025-03-09 07:00:00,117 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 [2025-03-09 07:00:00,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:00,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:00,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:00,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:00,129 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:00,130 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:00,135 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:00,141 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:00,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:00,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:00,143 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:00,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2025-03-09 07:00:00,146 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 [2025-03-09 07:00:00,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:00,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:00,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:00,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:00,157 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:00,157 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:00,160 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:00,166 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:00,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:00,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:00,168 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:00,169 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2025-03-09 07:00:00,171 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 [2025-03-09 07:00:00,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:00,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:00,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:00,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:00,182 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:00,183 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:00,185 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:00,191 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:00,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:00,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:00,193 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:00,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2025-03-09 07:00:00,196 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 [2025-03-09 07:00:00,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:00,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:00,206 INFO L204 nArgumentSynthesizer]: 6 loop disjuncts [2025-03-09 07:00:00,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:00,240 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2025-03-09 07:00:00,241 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2025-03-09 07:00:00,318 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:00,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:00,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:00,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:00,328 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:00,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2025-03-09 07:00:00,331 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 [2025-03-09 07:00:00,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:00,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:00,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:00,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:00,344 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:00,344 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:00,349 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:00,355 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:00,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:00,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:00,357 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:00,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2025-03-09 07:00:00,359 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 [2025-03-09 07:00:00,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:00,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:00,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:00,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:00,372 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:00,372 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:00,378 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-09 07:00:00,393 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2025-03-09 07:00:00,393 INFO L444 ModelExtractionUtils]: 2 out of 13 variables were initially zero. Simplification set additionally 6 variables to zero. [2025-03-09 07:00:00,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:00,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:00,395 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:00,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2025-03-09 07:00:00,396 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-09 07:00:00,407 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2025-03-09 07:00:00,408 INFO L474 LassoAnalysis]: Proved termination. [2025-03-09 07:00:00,408 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_substring_~ps~0#1.offset) = -2*ULTIMATE.start_substring_~ps~0#1.offset + 3 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_3 + 2 >= 0] [2025-03-09 07:00:00,413 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:00,434 INFO L156 tatePredicateManager]: 12 out of 14 supporting invariants were superfluous and have been removed [2025-03-09 07:00:00,438 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ps~0!offset [2025-03-09 07:00:00,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:00,465 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-03-09 07:00:00,475 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-09 07:00:00,475 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:00,475 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:00,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-03-09 07:00:00,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 07:00:00,519 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2025-03-09 07:00:00,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-03-09 07:00:00,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2025-03-09 07:00:00,524 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2025-03-09 07:00:00,583 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 07:00:00,587 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 07:00:00,587 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:00,587 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:00,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-03-09 07:00:00,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 07:00:00,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:00:00,636 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2025-03-09 07:00:00,636 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 27 states and 37 transitions. cyclomatic complexity: 15 Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 07:00:00,714 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 27 states and 37 transitions. cyclomatic complexity: 15. Second operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 58 states and 80 transitions. Complement of second has 9 states. [2025-03-09 07:00:00,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 4 stem states 1 non-accepting loop states 2 accepting loop states [2025-03-09 07:00:00,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 07:00:00,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 25 transitions. [2025-03-09 07:00:00,715 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 25 transitions. Stem has 9 letters. Loop has 7 letters. [2025-03-09 07:00:00,715 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 07:00:00,715 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 25 transitions. Stem has 16 letters. Loop has 7 letters. [2025-03-09 07:00:00,715 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 07:00:00,715 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 25 transitions. Stem has 9 letters. Loop has 14 letters. [2025-03-09 07:00:00,715 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 07:00:00,715 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 80 transitions. [2025-03-09 07:00:00,716 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2025-03-09 07:00:00,716 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 52 states and 71 transitions. [2025-03-09 07:00:00,716 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2025-03-09 07:00:00,716 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2025-03-09 07:00:00,716 INFO L73 IsDeterministic]: Start isDeterministic. Operand 52 states and 71 transitions. [2025-03-09 07:00:00,716 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-09 07:00:00,716 INFO L218 hiAutomatonCegarLoop]: Abstraction has 52 states and 71 transitions. [2025-03-09 07:00:00,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states and 71 transitions. [2025-03-09 07:00:00,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 50. [2025-03-09 07:00:00,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 50 states have (on average 1.38) internal successors, (69), 49 states have internal predecessors, (69), 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) [2025-03-09 07:00:00,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 69 transitions. [2025-03-09 07:00:00,720 INFO L240 hiAutomatonCegarLoop]: Abstraction has 50 states and 69 transitions. [2025-03-09 07:00:00,720 INFO L432 stractBuchiCegarLoop]: Abstraction has 50 states and 69 transitions. [2025-03-09 07:00:00,720 INFO L338 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2025-03-09 07:00:00,720 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 50 states and 69 transitions. [2025-03-09 07:00:00,721 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2025-03-09 07:00:00,721 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:00:00,721 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:00:00,721 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 07:00:00,721 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2025-03-09 07:00:00,721 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~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~length1~0#1 - 1;havoc main_#t~nondet15#1;call write~int#1(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1;main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1;" "assume main_~i~0#1 < main_~length1~0#1 - 1;havoc main_#t~nondet15#1;call write~int#1(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1;main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~length2~0#1 - 1;havoc main_#t~nondet17#1;call write~int#0(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1;main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset;" [2025-03-09 07:00:00,721 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1);" "assume 0 != substring_#t~mem2#1;havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset;" "assume true;call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1;" "assume !substring_#t~short6#1;" "assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;" "call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);" "assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset;" [2025-03-09 07:00:00,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:00,723 INFO L85 PathProgramCache]: Analyzing trace with hash -769995397, now seen corresponding path program 2 times [2025-03-09 07:00:00,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:00:00,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38405338] [2025-03-09 07:00:00,723 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 07:00:00,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:00:00,730 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 10 statements into 2 equivalence classes. [2025-03-09 07:00:00,738 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 10 of 10 statements. [2025-03-09 07:00:00,742 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-09 07:00:00,743 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:00,744 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:00:00,746 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-03-09 07:00:00,753 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-03-09 07:00:00,754 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:00,754 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:00,756 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:00:00,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:00,756 INFO L85 PathProgramCache]: Analyzing trace with hash -2051290994, now seen corresponding path program 1 times [2025-03-09 07:00:00,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:00:00,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656439715] [2025-03-09 07:00:00,756 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:00:00,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:00:00,759 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 07:00:00,762 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 07:00:00,762 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:00,763 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:00,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:00:00,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:00:00,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656439715] [2025-03-09 07:00:00,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656439715] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:00:00,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 07:00:00,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-09 07:00:00,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116933128] [2025-03-09 07:00:00,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:00:00,793 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-09 07:00:00,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 07:00:00,795 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-09 07:00:00,795 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-09 07:00:00,795 INFO L87 Difference]: Start difference. First operand 50 states and 69 transitions. cyclomatic complexity: 28 Second operand has 5 states, 4 states have (on average 1.75) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 07:00:00,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 07:00:00,815 INFO L93 Difference]: Finished difference Result 56 states and 73 transitions. [2025-03-09 07:00:00,815 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 73 transitions. [2025-03-09 07:00:00,816 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2025-03-09 07:00:00,818 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 50 states and 65 transitions. [2025-03-09 07:00:00,818 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2025-03-09 07:00:00,818 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2025-03-09 07:00:00,818 INFO L73 IsDeterministic]: Start isDeterministic. Operand 50 states and 65 transitions. [2025-03-09 07:00:00,818 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-09 07:00:00,818 INFO L218 hiAutomatonCegarLoop]: Abstraction has 50 states and 65 transitions. [2025-03-09 07:00:00,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states and 65 transitions. [2025-03-09 07:00:00,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2025-03-09 07:00:00,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 50 states have (on average 1.3) internal successors, (65), 49 states have internal predecessors, (65), 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) [2025-03-09 07:00:00,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 65 transitions. [2025-03-09 07:00:00,820 INFO L240 hiAutomatonCegarLoop]: Abstraction has 50 states and 65 transitions. [2025-03-09 07:00:00,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-09 07:00:00,822 INFO L432 stractBuchiCegarLoop]: Abstraction has 50 states and 65 transitions. [2025-03-09 07:00:00,823 INFO L338 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2025-03-09 07:00:00,823 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 50 states and 65 transitions. [2025-03-09 07:00:00,823 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2025-03-09 07:00:00,823 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:00:00,823 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:00:00,823 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 07:00:00,823 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2025-03-09 07:00:00,823 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~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~length1~0#1 - 1;havoc main_#t~nondet15#1;call write~int#1(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1;main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1;" "assume main_~i~0#1 < main_~length1~0#1 - 1;havoc main_#t~nondet15#1;call write~int#1(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1;main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~length2~0#1 - 1;havoc main_#t~nondet17#1;call write~int#0(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1;main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset;" [2025-03-09 07:00:00,823 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1);" "assume 0 != substring_#t~mem2#1;havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset;" "assume true;call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1;" "assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1;" "assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;" "call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);" "assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset;" [2025-03-09 07:00:00,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:00,824 INFO L85 PathProgramCache]: Analyzing trace with hash -769995397, now seen corresponding path program 3 times [2025-03-09 07:00:00,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:00:00,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151295770] [2025-03-09 07:00:00,824 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-09 07:00:00,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:00:00,830 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 10 statements into 2 equivalence classes. [2025-03-09 07:00:00,834 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) and asserted 10 of 10 statements. [2025-03-09 07:00:00,834 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2025-03-09 07:00:00,834 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:00,834 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:00:00,836 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-03-09 07:00:00,839 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-03-09 07:00:00,839 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:00,839 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:00,841 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:00:00,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:00,842 INFO L85 PathProgramCache]: Analyzing trace with hash -2051320785, now seen corresponding path program 3 times [2025-03-09 07:00:00,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:00:00,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707741476] [2025-03-09 07:00:00,842 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-09 07:00:00,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:00:00,845 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 7 statements into 1 equivalence classes. [2025-03-09 07:00:00,846 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 07:00:00,846 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-09 07:00:00,846 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:00,846 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:00:00,847 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 07:00:00,848 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 07:00:00,848 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:00,848 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:00,850 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:00:00,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:00,850 INFO L85 PathProgramCache]: Analyzing trace with hash -727758475, now seen corresponding path program 2 times [2025-03-09 07:00:00,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:00:00,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463414371] [2025-03-09 07:00:00,850 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 07:00:00,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:00:00,856 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 17 statements into 2 equivalence classes. [2025-03-09 07:00:00,865 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 17 of 17 statements. [2025-03-09 07:00:00,865 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-09 07:00:00,865 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:00,865 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:00:00,867 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-03-09 07:00:00,872 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-03-09 07:00:00,872 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:00,872 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:00,875 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:00:01,788 INFO L204 LassoAnalysis]: Preferences: [2025-03-09 07:00:01,788 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-09 07:00:01,789 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-09 07:00:01,789 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-09 07:00:01,789 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-09 07:00:01,789 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:01,789 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-09 07:00:01,789 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-09 07:00:01,789 INFO L132 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration9_Lasso [2025-03-09 07:00:01,789 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-09 07:00:01,789 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-09 07:00:01,791 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,794 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,795 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,796 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,797 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,798 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,800 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,802 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,803 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,804 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,806 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,807 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,809 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,811 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,815 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,816 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,819 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,820 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,821 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:01,823 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,012 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,013 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,015 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,017 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,018 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,020 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,021 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,022 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,023 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,024 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,026 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,027 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,029 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,030 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,031 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,032 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,033 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,036 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:02,385 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-09 07:00:02,385 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-09 07:00:02,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,389 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2025-03-09 07:00:02,390 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 [2025-03-09 07:00:02,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,401 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,402 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,407 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2025-03-09 07:00:02,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,409 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2025-03-09 07:00:02,412 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 [2025-03-09 07:00:02,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,422 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,423 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,428 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2025-03-09 07:00:02,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,431 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,431 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2025-03-09 07:00:02,432 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 [2025-03-09 07:00:02,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,443 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,444 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,449 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:02,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,451 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,452 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2025-03-09 07:00:02,453 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 [2025-03-09 07:00:02,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,464 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,464 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,470 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2025-03-09 07:00:02,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,472 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2025-03-09 07:00:02,474 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 [2025-03-09 07:00:02,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,484 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,485 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,491 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2025-03-09 07:00:02,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,493 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2025-03-09 07:00:02,495 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 [2025-03-09 07:00:02,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,505 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,506 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,512 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2025-03-09 07:00:02,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,514 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,515 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2025-03-09 07:00:02,516 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 [2025-03-09 07:00:02,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,526 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,527 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,533 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2025-03-09 07:00:02,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,535 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2025-03-09 07:00:02,536 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 [2025-03-09 07:00:02,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,546 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,547 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,553 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2025-03-09 07:00:02,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,555 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,556 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2025-03-09 07:00:02,556 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 [2025-03-09 07:00:02,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,566 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,567 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,573 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2025-03-09 07:00:02,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,575 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,576 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2025-03-09 07:00:02,576 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 [2025-03-09 07:00:02,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,586 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,587 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,592 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2025-03-09 07:00:02,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,594 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2025-03-09 07:00:02,596 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 [2025-03-09 07:00:02,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,606 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,607 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,613 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2025-03-09 07:00:02,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,614 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2025-03-09 07:00:02,616 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 [2025-03-09 07:00:02,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,627 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,632 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2025-03-09 07:00:02,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,634 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2025-03-09 07:00:02,636 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 [2025-03-09 07:00:02,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,646 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:02,646 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:02,648 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,654 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2025-03-09 07:00:02,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,656 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2025-03-09 07:00:02,657 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 [2025-03-09 07:00:02,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,667 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,667 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,668 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,674 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2025-03-09 07:00:02,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,676 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2025-03-09 07:00:02,678 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 [2025-03-09 07:00:02,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,687 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,688 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,694 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2025-03-09 07:00:02,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,696 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,696 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2025-03-09 07:00:02,697 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 [2025-03-09 07:00:02,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,708 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,713 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2025-03-09 07:00:02,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,715 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2025-03-09 07:00:02,717 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 [2025-03-09 07:00:02,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,727 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,728 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,733 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2025-03-09 07:00:02,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,735 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,736 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2025-03-09 07:00:02,737 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 [2025-03-09 07:00:02,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,746 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,747 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,752 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2025-03-09 07:00:02,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,754 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2025-03-09 07:00:02,756 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 [2025-03-09 07:00:02,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:02,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,765 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:02,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:02,766 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,772 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2025-03-09 07:00:02,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,774 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2025-03-09 07:00:02,775 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 [2025-03-09 07:00:02,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,787 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:02,787 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:02,792 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2025-03-09 07:00:02,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,800 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2025-03-09 07:00:02,801 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 [2025-03-09 07:00:02,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,812 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:02,812 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:02,816 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:02,822 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2025-03-09 07:00:02,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,824 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2025-03-09 07:00:02,826 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 [2025-03-09 07:00:02,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:02,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:02,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:02,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:02,838 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:02,838 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:02,844 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-09 07:00:02,864 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2025-03-09 07:00:02,864 INFO L444 ModelExtractionUtils]: 2 out of 13 variables were initially zero. Simplification set additionally 8 variables to zero. [2025-03-09 07:00:02,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:02,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:02,866 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:02,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2025-03-09 07:00:02,869 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-09 07:00:02,880 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-09 07:00:02,880 INFO L474 LassoAnalysis]: Proved termination. [2025-03-09 07:00:02,880 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_substring_~ps~0#1.offset, v_rep(select #length ULTIMATE.start_substring_~ps~0#1.base)_2) = -1*ULTIMATE.start_substring_~ps~0#1.offset + 1*v_rep(select #length ULTIMATE.start_substring_~ps~0#1.base)_2 Supporting invariants [] [2025-03-09 07:00:02,886 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2025-03-09 07:00:02,905 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2025-03-09 07:00:02,906 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-03-09 07:00:02,906 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-03-09 07:00:02,906 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ps~0!offset [2025-03-09 07:00:02,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:02,923 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-03-09 07:00:02,932 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-03-09 07:00:02,933 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:02,933 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:02,933 INFO L256 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-09 07:00:02,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 07:00:02,945 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 07:00:02,950 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 07:00:02,950 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:02,950 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:02,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-09 07:00:02,951 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 07:00:02,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:00:02,975 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-03-09 07:00:02,975 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 50 states and 65 transitions. cyclomatic complexity: 24 Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 07:00:02,991 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 50 states and 65 transitions. cyclomatic complexity: 24. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 75 states and 98 transitions. Complement of second has 4 states. [2025-03-09 07:00:02,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-09 07:00:02,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 07:00:02,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 18 transitions. [2025-03-09 07:00:02,993 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 10 letters. Loop has 7 letters. [2025-03-09 07:00:02,993 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 07:00:02,993 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 17 letters. Loop has 7 letters. [2025-03-09 07:00:02,993 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 07:00:02,993 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 10 letters. Loop has 14 letters. [2025-03-09 07:00:02,993 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 07:00:02,993 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 75 states and 98 transitions. [2025-03-09 07:00:02,994 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2025-03-09 07:00:02,994 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 75 states to 55 states and 72 transitions. [2025-03-09 07:00:02,994 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2025-03-09 07:00:02,994 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2025-03-09 07:00:02,994 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 72 transitions. [2025-03-09 07:00:02,995 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-09 07:00:02,995 INFO L218 hiAutomatonCegarLoop]: Abstraction has 55 states and 72 transitions. [2025-03-09 07:00:02,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 72 transitions. [2025-03-09 07:00:02,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 32. [2025-03-09 07:00:02,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.3125) internal successors, (42), 31 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 07:00:02,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 42 transitions. [2025-03-09 07:00:02,997 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 42 transitions. [2025-03-09 07:00:02,997 INFO L432 stractBuchiCegarLoop]: Abstraction has 32 states and 42 transitions. [2025-03-09 07:00:02,997 INFO L338 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2025-03-09 07:00:02,997 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 42 transitions. [2025-03-09 07:00:02,997 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-09 07:00:02,997 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:00:02,997 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:00:02,997 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 07:00:02,997 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-03-09 07:00:02,998 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~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~length1~0#1 - 1;havoc main_#t~nondet15#1;call write~int#1(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1;main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~length2~0#1 - 1;havoc main_#t~nondet17#1;call write~int#0(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1;main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset;" "assume true;call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1);" "assume 0 != substring_#t~mem2#1;havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset;" [2025-03-09 07:00:02,998 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1;" "assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1;" "assume substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;substring_#t~post7#1.base, substring_#t~post7#1.offset := substring_~pt~0#1.base, substring_~pt~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_#t~post7#1.base, 1 + substring_#t~post7#1.offset;havoc substring_#t~post7#1.base, substring_#t~post7#1.offset;substring_#t~post8#1.base, substring_#t~post8#1.offset := substring_~ps2~0#1.base, substring_~ps2~0#1.offset;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_#t~post8#1.base, 1 + substring_#t~post8#1.offset;havoc substring_#t~post8#1.base, substring_#t~post8#1.offset;" [2025-03-09 07:00:02,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:02,998 INFO L85 PathProgramCache]: Analyzing trace with hash 1898992157, now seen corresponding path program 1 times [2025-03-09 07:00:02,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:00:02,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69815285] [2025-03-09 07:00:02,998 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:00:02,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:00:03,003 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-03-09 07:00:03,008 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-03-09 07:00:03,008 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:03,008 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:03,008 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:00:03,010 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-03-09 07:00:03,013 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-03-09 07:00:03,013 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:03,013 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:03,015 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:00:03,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:03,016 INFO L85 PathProgramCache]: Analyzing trace with hash 47600, now seen corresponding path program 1 times [2025-03-09 07:00:03,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:00:03,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254902006] [2025-03-09 07:00:03,016 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:00:03,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:00:03,018 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 07:00:03,019 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 07:00:03,019 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:03,019 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:03,019 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:00:03,020 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 07:00:03,021 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 07:00:03,021 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:03,021 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:03,022 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:00:03,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:03,022 INFO L85 PathProgramCache]: Analyzing trace with hash -433855916, now seen corresponding path program 1 times [2025-03-09 07:00:03,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:00:03,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297395312] [2025-03-09 07:00:03,023 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:00:03,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:00:03,028 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-03-09 07:00:03,032 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-09 07:00:03,032 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:03,032 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:03,033 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:00:03,035 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-03-09 07:00:03,040 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-09 07:00:03,041 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:03,041 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:03,046 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:00:03,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:03,862 INFO L204 LassoAnalysis]: Preferences: [2025-03-09 07:00:03,863 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-09 07:00:03,863 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-09 07:00:03,863 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-09 07:00:03,863 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-09 07:00:03,863 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:03,863 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-09 07:00:03,863 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-09 07:00:03,863 INFO L132 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration10_Lasso [2025-03-09 07:00:03,863 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-09 07:00:03,863 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-09 07:00:03,864 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,868 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,870 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,871 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,872 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,874 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,875 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,876 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,878 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,879 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,880 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,881 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,882 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,883 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,885 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,886 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,896 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,904 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,905 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,907 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,909 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,910 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,912 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,913 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,914 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,917 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,919 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,920 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,921 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,922 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:03,925 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:04,146 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:04,147 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:04,149 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:04,403 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-09 07:00:04,403 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-09 07:00:04,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,405 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-09 07:00:04,406 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2025-03-09 07:00:04,407 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 [2025-03-09 07:00:04,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,417 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,418 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,423 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2025-03-09 07:00:04,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,425 INFO L229 MonitoredProcess]: Starting monitored process 88 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) [2025-03-09 07:00:04,425 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2025-03-09 07:00:04,426 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 [2025-03-09 07:00:04,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,436 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,437 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,443 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2025-03-09 07:00:04,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,445 INFO L229 MonitoredProcess]: Starting monitored process 89 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) [2025-03-09 07:00:04,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2025-03-09 07:00:04,446 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 [2025-03-09 07:00:04,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,456 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,457 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,462 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2025-03-09 07:00:04,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,465 INFO L229 MonitoredProcess]: Starting monitored process 90 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) [2025-03-09 07:00:04,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2025-03-09 07:00:04,467 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 [2025-03-09 07:00:04,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,476 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,477 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,478 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,483 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:04,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,485 INFO L229 MonitoredProcess]: Starting monitored process 91 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) [2025-03-09 07:00:04,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2025-03-09 07:00:04,487 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 [2025-03-09 07:00:04,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,496 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,497 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,502 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2025-03-09 07:00:04,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,504 INFO L229 MonitoredProcess]: Starting monitored process 92 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) [2025-03-09 07:00:04,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2025-03-09 07:00:04,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 07:00:04,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,517 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2025-03-09 07:00:04,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,524 INFO L229 MonitoredProcess]: Starting monitored process 93 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) [2025-03-09 07:00:04,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2025-03-09 07:00:04,525 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 [2025-03-09 07:00:04,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,536 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,537 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,542 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2025-03-09 07:00:04,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,544 INFO L229 MonitoredProcess]: Starting monitored process 94 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) [2025-03-09 07:00:04,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2025-03-09 07:00:04,546 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 [2025-03-09 07:00:04,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,555 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,556 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,562 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2025-03-09 07:00:04,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,564 INFO L229 MonitoredProcess]: Starting monitored process 95 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) [2025-03-09 07:00:04,564 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2025-03-09 07:00:04,566 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 [2025-03-09 07:00:04,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,576 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,577 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,582 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2025-03-09 07:00:04,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,584 INFO L229 MonitoredProcess]: Starting monitored process 96 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) [2025-03-09 07:00:04,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2025-03-09 07:00:04,585 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 [2025-03-09 07:00:04,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,596 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:04,596 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:04,598 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,605 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2025-03-09 07:00:04,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,607 INFO L229 MonitoredProcess]: Starting monitored process 97 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) [2025-03-09 07:00:04,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2025-03-09 07:00:04,609 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 [2025-03-09 07:00:04,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,620 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,621 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,626 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:04,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,628 INFO L229 MonitoredProcess]: Starting monitored process 98 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) [2025-03-09 07:00:04,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2025-03-09 07:00:04,629 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 [2025-03-09 07:00:04,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,639 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,640 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,645 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:04,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,647 INFO L229 MonitoredProcess]: Starting monitored process 99 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) [2025-03-09 07:00:04,648 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2025-03-09 07:00:04,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 07:00:04,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,659 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,660 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,665 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2025-03-09 07:00:04,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,667 INFO L229 MonitoredProcess]: Starting monitored process 100 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) [2025-03-09 07:00:04,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2025-03-09 07:00:04,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 07:00:04,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,680 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,685 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2025-03-09 07:00:04,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,687 INFO L229 MonitoredProcess]: Starting monitored process 101 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) [2025-03-09 07:00:04,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2025-03-09 07:00:04,689 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 [2025-03-09 07:00:04,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,699 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,700 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,705 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2025-03-09 07:00:04,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,706 INFO L229 MonitoredProcess]: Starting monitored process 102 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) [2025-03-09 07:00:04,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2025-03-09 07:00:04,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 07:00:04,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,718 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,718 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,719 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,725 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:04,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,727 INFO L229 MonitoredProcess]: Starting monitored process 103 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) [2025-03-09 07:00:04,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2025-03-09 07:00:04,728 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 [2025-03-09 07:00:04,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,738 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,739 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,744 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2025-03-09 07:00:04,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,747 INFO L229 MonitoredProcess]: Starting monitored process 104 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) [2025-03-09 07:00:04,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2025-03-09 07:00:04,748 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 [2025-03-09 07:00:04,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,757 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,758 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,763 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:04,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,765 INFO L229 MonitoredProcess]: Starting monitored process 105 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) [2025-03-09 07:00:04,766 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2025-03-09 07:00:04,767 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 [2025-03-09 07:00:04,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,781 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:04,781 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:04,783 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,788 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:04,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,790 INFO L229 MonitoredProcess]: Starting monitored process 106 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) [2025-03-09 07:00:04,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2025-03-09 07:00:04,792 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 [2025-03-09 07:00:04,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,801 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,802 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,808 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2025-03-09 07:00:04,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,810 INFO L229 MonitoredProcess]: Starting monitored process 107 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) [2025-03-09 07:00:04,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2025-03-09 07:00:04,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 07:00:04,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,821 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,822 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,827 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2025-03-09 07:00:04,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,829 INFO L229 MonitoredProcess]: Starting monitored process 108 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) [2025-03-09 07:00:04,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2025-03-09 07:00:04,831 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 [2025-03-09 07:00:04,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,841 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,842 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,847 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2025-03-09 07:00:04,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,849 INFO L229 MonitoredProcess]: Starting monitored process 109 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) [2025-03-09 07:00:04,849 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2025-03-09 07:00:04,850 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 [2025-03-09 07:00:04,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,860 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,860 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,861 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,866 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2025-03-09 07:00:04,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,868 INFO L229 MonitoredProcess]: Starting monitored process 110 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) [2025-03-09 07:00:04,869 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2025-03-09 07:00:04,870 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 [2025-03-09 07:00:04,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,880 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,881 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,888 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2025-03-09 07:00:04,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,890 INFO L229 MonitoredProcess]: Starting monitored process 111 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) [2025-03-09 07:00:04,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2025-03-09 07:00:04,893 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 [2025-03-09 07:00:04,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,903 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,904 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,909 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:04,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,911 INFO L229 MonitoredProcess]: Starting monitored process 112 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) [2025-03-09 07:00:04,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2025-03-09 07:00:04,912 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 [2025-03-09 07:00:04,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,922 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:04,922 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:04,924 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,930 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2025-03-09 07:00:04,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,932 INFO L229 MonitoredProcess]: Starting monitored process 113 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) [2025-03-09 07:00:04,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2025-03-09 07:00:04,933 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 [2025-03-09 07:00:04,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,943 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,944 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,949 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2025-03-09 07:00:04,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,951 INFO L229 MonitoredProcess]: Starting monitored process 114 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) [2025-03-09 07:00:04,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2025-03-09 07:00:04,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 07:00:04,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,962 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,963 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,970 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2025-03-09 07:00:04,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,972 INFO L229 MonitoredProcess]: Starting monitored process 115 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) [2025-03-09 07:00:04,973 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2025-03-09 07:00:04,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 07:00:04,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:04,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:04,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:04,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:04,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:04,985 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:04,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:04,986 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:04,991 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:04,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:04,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:04,994 INFO L229 MonitoredProcess]: Starting monitored process 116 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) [2025-03-09 07:00:04,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2025-03-09 07:00:04,995 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 [2025-03-09 07:00:05,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:05,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:05,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:05,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:05,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:05,005 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:05,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:05,006 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:05,012 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2025-03-09 07:00:05,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:05,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:05,014 INFO L229 MonitoredProcess]: Starting monitored process 117 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) [2025-03-09 07:00:05,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2025-03-09 07:00:05,015 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 [2025-03-09 07:00:05,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:05,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:05,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:05,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:05,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:05,025 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:05,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:05,026 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:05,031 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2025-03-09 07:00:05,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:05,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:05,033 INFO L229 MonitoredProcess]: Starting monitored process 118 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) [2025-03-09 07:00:05,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2025-03-09 07:00:05,035 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 [2025-03-09 07:00:05,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:05,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:05,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:05,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:05,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:05,045 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:05,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:05,046 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:05,051 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2025-03-09 07:00:05,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:05,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:05,053 INFO L229 MonitoredProcess]: Starting monitored process 119 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) [2025-03-09 07:00:05,053 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2025-03-09 07:00:05,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 07:00:05,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:05,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:05,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:05,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:05,066 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:05,066 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:05,071 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-09 07:00:05,084 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2025-03-09 07:00:05,085 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2025-03-09 07:00:05,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:05,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:05,087 INFO L229 MonitoredProcess]: Starting monitored process 120 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) [2025-03-09 07:00:05,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2025-03-09 07:00:05,089 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-09 07:00:05,100 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-09 07:00:05,100 INFO L474 LassoAnalysis]: Proved termination. [2025-03-09 07:00:05,100 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_substring_~pt~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc14#1.base)_5) = -1*ULTIMATE.start_substring_~pt~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc14#1.base)_5 Supporting invariants [] [2025-03-09 07:00:05,106 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2025-03-09 07:00:05,133 INFO L156 tatePredicateManager]: 12 out of 13 supporting invariants were superfluous and have been removed [2025-03-09 07:00:05,134 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pt~0!offset [2025-03-09 07:00:05,135 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-03-09 07:00:05,135 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-03-09 07:00:05,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:05,154 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-03-09 07:00:05,165 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-03-09 07:00:05,165 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:05,165 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:05,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-03-09 07:00:05,166 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 07:00:05,200 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 07:00:05,203 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 07:00:05,203 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:05,203 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:05,204 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-09 07:00:05,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 07:00:05,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:00:05,225 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2025-03-09 07:00:05,225 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 42 transitions. cyclomatic complexity: 16 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 07:00:05,267 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 42 transitions. cyclomatic complexity: 16. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 49 states and 62 transitions. Complement of second has 7 states. [2025-03-09 07:00:05,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-09 07:00:05,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 07:00:05,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 16 transitions. [2025-03-09 07:00:05,269 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 16 transitions. Stem has 11 letters. Loop has 3 letters. [2025-03-09 07:00:05,269 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 07:00:05,269 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 16 transitions. Stem has 14 letters. Loop has 3 letters. [2025-03-09 07:00:05,269 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 07:00:05,269 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 16 transitions. Stem has 11 letters. Loop has 6 letters. [2025-03-09 07:00:05,269 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 07:00:05,269 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 49 states and 62 transitions. [2025-03-09 07:00:05,270 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-09 07:00:05,270 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 49 states to 39 states and 49 transitions. [2025-03-09 07:00:05,270 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2025-03-09 07:00:05,270 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2025-03-09 07:00:05,270 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39 states and 49 transitions. [2025-03-09 07:00:05,270 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-09 07:00:05,270 INFO L218 hiAutomatonCegarLoop]: Abstraction has 39 states and 49 transitions. [2025-03-09 07:00:05,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states and 49 transitions. [2025-03-09 07:00:05,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 36. [2025-03-09 07:00:05,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 35 states have internal predecessors, (46), 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) [2025-03-09 07:00:05,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 46 transitions. [2025-03-09 07:00:05,272 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 46 transitions. [2025-03-09 07:00:05,272 INFO L432 stractBuchiCegarLoop]: Abstraction has 36 states and 46 transitions. [2025-03-09 07:00:05,273 INFO L338 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2025-03-09 07:00:05,273 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 46 transitions. [2025-03-09 07:00:05,273 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-09 07:00:05,273 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:00:05,273 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:00:05,273 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 07:00:05,274 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-03-09 07:00:05,274 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~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "assume main_~length1~0#1 < 1;main_~length1~0#1 := 1;" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~length2~0#1 - 1;havoc main_#t~nondet17#1;call write~int#0(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1;main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset;" "assume true;call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1);" "assume 0 != substring_#t~mem2#1;havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset;" "assume true;call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1;" "assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1;" "assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;" "call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);" "assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset;" "assume true;call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1);" "assume 0 != substring_#t~mem2#1;havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset;" [2025-03-09 07:00:05,274 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1;" "assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1;" "assume substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;substring_#t~post7#1.base, substring_#t~post7#1.offset := substring_~pt~0#1.base, substring_~pt~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_#t~post7#1.base, 1 + substring_#t~post7#1.offset;havoc substring_#t~post7#1.base, substring_#t~post7#1.offset;substring_#t~post8#1.base, substring_#t~post8#1.offset := substring_~ps2~0#1.base, substring_~ps2~0#1.offset;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_#t~post8#1.base, 1 + substring_#t~post8#1.offset;havoc substring_#t~post8#1.base, substring_#t~post8#1.offset;" [2025-03-09 07:00:05,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:05,274 INFO L85 PathProgramCache]: Analyzing trace with hash 582163795, now seen corresponding path program 1 times [2025-03-09 07:00:05,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:00:05,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198074340] [2025-03-09 07:00:05,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:00:05,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:00:05,282 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-03-09 07:00:05,297 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-03-09 07:00:05,297 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:05,298 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:05,310 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2025-03-09 07:00:05,475 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-09 07:00:05,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:00:05,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198074340] [2025-03-09 07:00:05,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198074340] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 07:00:05,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1467536916] [2025-03-09 07:00:05,476 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:00:05,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 07:00:05,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:05,479 INFO L229 MonitoredProcess]: Starting monitored process 121 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-09 07:00:05,479 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (121)] Waiting until timeout for monitored process [2025-03-09 07:00:05,530 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-03-09 07:00:05,544 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-03-09 07:00:05,545 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:05,545 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:05,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 25 conjuncts are in the unsatisfiable core [2025-03-09 07:00:05,551 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 07:00:05,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2025-03-09 07:00:05,575 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2025-03-09 07:00:05,583 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-09 07:00:05,583 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-09 07:00:05,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1467536916] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:00:05,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-09 07:00:05,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2025-03-09 07:00:05,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460256104] [2025-03-09 07:00:05,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:00:05,584 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-09 07:00:05,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:05,584 INFO L85 PathProgramCache]: Analyzing trace with hash 47600, now seen corresponding path program 2 times [2025-03-09 07:00:05,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:00:05,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237076693] [2025-03-09 07:00:05,584 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 07:00:05,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:00:05,588 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 3 statements into 1 equivalence classes. [2025-03-09 07:00:05,589 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 07:00:05,589 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-09 07:00:05,589 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:05,589 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:00:05,590 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 07:00:05,591 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 07:00:05,592 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:05,592 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:05,593 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:00:05,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 07:00:05,693 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-09 07:00:05,694 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2025-03-09 07:00:05,694 INFO L87 Difference]: Start difference. First operand 36 states and 46 transitions. cyclomatic complexity: 17 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 07:00:05,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 07:00:05,720 INFO L93 Difference]: Finished difference Result 40 states and 50 transitions. [2025-03-09 07:00:05,720 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 50 transitions. [2025-03-09 07:00:05,721 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-09 07:00:05,721 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 32 states and 39 transitions. [2025-03-09 07:00:05,721 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2025-03-09 07:00:05,721 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2025-03-09 07:00:05,721 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 39 transitions. [2025-03-09 07:00:05,721 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-09 07:00:05,721 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32 states and 39 transitions. [2025-03-09 07:00:05,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 39 transitions. [2025-03-09 07:00:05,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2025-03-09 07:00:05,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.21875) internal successors, (39), 31 states have internal predecessors, (39), 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) [2025-03-09 07:00:05,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2025-03-09 07:00:05,722 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 39 transitions. [2025-03-09 07:00:05,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-09 07:00:05,727 INFO L432 stractBuchiCegarLoop]: Abstraction has 32 states and 39 transitions. [2025-03-09 07:00:05,727 INFO L338 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2025-03-09 07:00:05,727 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 39 transitions. [2025-03-09 07:00:05,727 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-09 07:00:05,727 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:00:05,727 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:00:05,728 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 07:00:05,728 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-03-09 07:00:05,728 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~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~length2~0#1 - 1;havoc main_#t~nondet17#1;call write~int#0(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1;main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset;" "assume true;call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1);" "assume 0 != substring_#t~mem2#1;havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset;" "assume true;call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1;" "assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1;" "assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;" "call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);" "assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset;" "assume true;call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1);" "assume 0 != substring_#t~mem2#1;havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset;" [2025-03-09 07:00:05,728 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1;" "assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1;" "assume substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;substring_#t~post7#1.base, substring_#t~post7#1.offset := substring_~pt~0#1.base, substring_~pt~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_#t~post7#1.base, 1 + substring_#t~post7#1.offset;havoc substring_#t~post7#1.base, substring_#t~post7#1.offset;substring_#t~post8#1.base, substring_#t~post8#1.offset := substring_~ps2~0#1.base, substring_~ps2~0#1.offset;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_#t~post8#1.base, 1 + substring_#t~post8#1.offset;havoc substring_#t~post8#1.base, substring_#t~post8#1.offset;" [2025-03-09 07:00:05,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:05,729 INFO L85 PathProgramCache]: Analyzing trace with hash 2089715604, now seen corresponding path program 1 times [2025-03-09 07:00:05,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:00:05,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319313332] [2025-03-09 07:00:05,729 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:00:05,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:00:05,739 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-03-09 07:00:05,743 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-03-09 07:00:05,747 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:05,747 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:05,904 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-09 07:00:05,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:00:05,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319313332] [2025-03-09 07:00:05,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319313332] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 07:00:05,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [128653165] [2025-03-09 07:00:05,904 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:00:05,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 07:00:05,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:05,906 INFO L229 MonitoredProcess]: Starting monitored process 122 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-09 07:00:05,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (122)] Waiting until timeout for monitored process [2025-03-09 07:00:05,956 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-03-09 07:00:05,969 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-03-09 07:00:05,970 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:05,970 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:05,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-03-09 07:00:05,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 07:00:05,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2025-03-09 07:00:06,020 INFO L173 IndexEqualityManager]: detected equality via solver [2025-03-09 07:00:06,022 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-03-09 07:00:06,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 10 [2025-03-09 07:00:06,031 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-09 07:00:06,032 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-09 07:00:06,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [128653165] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:00:06,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-09 07:00:06,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2025-03-09 07:00:06,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148360283] [2025-03-09 07:00:06,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:00:06,032 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-09 07:00:06,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:06,033 INFO L85 PathProgramCache]: Analyzing trace with hash 47600, now seen corresponding path program 3 times [2025-03-09 07:00:06,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:00:06,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767572872] [2025-03-09 07:00:06,033 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-09 07:00:06,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:00:06,036 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 3 statements into 1 equivalence classes. [2025-03-09 07:00:06,037 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 07:00:06,037 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-09 07:00:06,037 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:06,037 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:00:06,037 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 07:00:06,038 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 07:00:06,038 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:06,038 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:06,041 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:00:06,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 07:00:06,134 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-09 07:00:06,135 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2025-03-09 07:00:06,135 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. cyclomatic complexity: 13 Second operand has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 07:00:06,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 07:00:06,171 INFO L93 Difference]: Finished difference Result 31 states and 37 transitions. [2025-03-09 07:00:06,171 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 37 transitions. [2025-03-09 07:00:06,171 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-09 07:00:06,171 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 27 states and 32 transitions. [2025-03-09 07:00:06,171 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2025-03-09 07:00:06,171 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2025-03-09 07:00:06,171 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 32 transitions. [2025-03-09 07:00:06,171 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-09 07:00:06,171 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 32 transitions. [2025-03-09 07:00:06,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 32 transitions. [2025-03-09 07:00:06,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2025-03-09 07:00:06,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.1851851851851851) internal successors, (32), 26 states have internal predecessors, (32), 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) [2025-03-09 07:00:06,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 32 transitions. [2025-03-09 07:00:06,172 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27 states and 32 transitions. [2025-03-09 07:00:06,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-09 07:00:06,177 INFO L432 stractBuchiCegarLoop]: Abstraction has 27 states and 32 transitions. [2025-03-09 07:00:06,177 INFO L338 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2025-03-09 07:00:06,177 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 32 transitions. [2025-03-09 07:00:06,177 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-09 07:00:06,177 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:00:06,177 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:00:06,177 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 07:00:06,177 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-03-09 07:00:06,178 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~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~length1~0#1 - 1;havoc main_#t~nondet15#1;call write~int#1(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1;main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~length2~0#1 - 1;havoc main_#t~nondet17#1;call write~int#0(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1;main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset;" "assume true;call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1);" "assume 0 != substring_#t~mem2#1;havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset;" "assume true;call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1;" "assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1;" "assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;" "call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);" "assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset;" "assume true;call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1);" "assume 0 != substring_#t~mem2#1;havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset;" [2025-03-09 07:00:06,178 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1;" "assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1;" "assume substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;substring_#t~post7#1.base, substring_#t~post7#1.offset := substring_~pt~0#1.base, substring_~pt~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_#t~post7#1.base, 1 + substring_#t~post7#1.offset;havoc substring_#t~post7#1.base, substring_#t~post7#1.offset;substring_#t~post8#1.base, substring_#t~post8#1.offset := substring_~ps2~0#1.base, substring_~ps2~0#1.offset;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_#t~post8#1.base, 1 + substring_#t~post8#1.offset;havoc substring_#t~post8#1.base, substring_#t~post8#1.offset;" [2025-03-09 07:00:06,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:06,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1845909135, now seen corresponding path program 3 times [2025-03-09 07:00:06,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:00:06,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865126426] [2025-03-09 07:00:06,180 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-09 07:00:06,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:00:06,185 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 18 statements into 2 equivalence classes. [2025-03-09 07:00:06,190 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) and asserted 18 of 18 statements. [2025-03-09 07:00:06,191 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2025-03-09 07:00:06,191 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:06,459 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-09 07:00:06,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:00:06,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865126426] [2025-03-09 07:00:06,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865126426] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 07:00:06,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1800547954] [2025-03-09 07:00:06,459 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-09 07:00:06,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 07:00:06,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:06,461 INFO L229 MonitoredProcess]: Starting monitored process 123 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-09 07:00:06,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (123)] Waiting until timeout for monitored process [2025-03-09 07:00:06,513 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 18 statements into 2 equivalence classes. [2025-03-09 07:00:06,527 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) and asserted 18 of 18 statements. [2025-03-09 07:00:06,527 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2025-03-09 07:00:06,527 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:06,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 28 conjuncts are in the unsatisfiable core [2025-03-09 07:00:06,529 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 07:00:06,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2025-03-09 07:00:06,603 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-09 07:00:06,603 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-09 07:00:06,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2025-03-09 07:00:06,623 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2025-03-09 07:00:06,639 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-09 07:00:06,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1800547954] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-09 07:00:06,639 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-09 07:00:06,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7] total 17 [2025-03-09 07:00:06,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720070508] [2025-03-09 07:00:06,639 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-09 07:00:06,640 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-09 07:00:06,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:06,640 INFO L85 PathProgramCache]: Analyzing trace with hash 47600, now seen corresponding path program 4 times [2025-03-09 07:00:06,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:00:06,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481624697] [2025-03-09 07:00:06,640 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-09 07:00:06,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:00:06,643 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 3 statements into 2 equivalence classes. [2025-03-09 07:00:06,643 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 07:00:06,643 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-09 07:00:06,643 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:06,643 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:00:06,644 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 07:00:06,644 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 07:00:06,644 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:06,645 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:06,648 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:00:06,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 07:00:06,751 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2025-03-09 07:00:06,751 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2025-03-09 07:00:06,751 INFO L87 Difference]: Start difference. First operand 27 states and 32 transitions. cyclomatic complexity: 10 Second operand has 18 states, 17 states have (on average 2.1176470588235294) internal successors, (36), 18 states have internal predecessors, (36), 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) [2025-03-09 07:00:06,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 07:00:06,843 INFO L93 Difference]: Finished difference Result 42 states and 49 transitions. [2025-03-09 07:00:06,843 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 49 transitions. [2025-03-09 07:00:06,843 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-09 07:00:06,843 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 28 states and 33 transitions. [2025-03-09 07:00:06,843 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2025-03-09 07:00:06,843 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2025-03-09 07:00:06,843 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 33 transitions. [2025-03-09 07:00:06,843 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-09 07:00:06,843 INFO L218 hiAutomatonCegarLoop]: Abstraction has 28 states and 33 transitions. [2025-03-09 07:00:06,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 33 transitions. [2025-03-09 07:00:06,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2025-03-09 07:00:06,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 27 states have internal predecessors, (33), 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) [2025-03-09 07:00:06,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 33 transitions. [2025-03-09 07:00:06,844 INFO L240 hiAutomatonCegarLoop]: Abstraction has 28 states and 33 transitions. [2025-03-09 07:00:06,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-09 07:00:06,846 INFO L432 stractBuchiCegarLoop]: Abstraction has 28 states and 33 transitions. [2025-03-09 07:00:06,846 INFO L338 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2025-03-09 07:00:06,846 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 33 transitions. [2025-03-09 07:00:06,846 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-03-09 07:00:06,846 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:00:06,846 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:00:06,846 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 07:00:06,846 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-03-09 07:00:06,847 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~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~length1~0#1 - 1;havoc main_#t~nondet15#1;call write~int#1(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1;main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1;" "assume main_~i~0#1 < main_~length1~0#1 - 1;havoc main_#t~nondet15#1;call write~int#1(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1;main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~length2~0#1 - 1;havoc main_#t~nondet17#1;call write~int#0(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1;main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset;" "assume true;call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1);" "assume 0 != substring_#t~mem2#1;havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset;" "assume true;call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1;" "assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1;" "assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;" "call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);" "assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset;" "assume true;call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1);" "assume 0 != substring_#t~mem2#1;havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset;" [2025-03-09 07:00:06,847 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1;" "assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1;" "assume substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;substring_#t~post7#1.base, substring_#t~post7#1.offset := substring_~pt~0#1.base, substring_~pt~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_#t~post7#1.base, 1 + substring_#t~post7#1.offset;havoc substring_#t~post7#1.base, substring_#t~post7#1.offset;substring_#t~post8#1.base, substring_#t~post8#1.offset := substring_~ps2~0#1.base, substring_~ps2~0#1.offset;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_#t~post8#1.base, 1 + substring_#t~post8#1.offset;havoc substring_#t~post8#1.base, substring_#t~post8#1.offset;" [2025-03-09 07:00:06,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:06,847 INFO L85 PathProgramCache]: Analyzing trace with hash 703775540, now seen corresponding path program 4 times [2025-03-09 07:00:06,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:00:06,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474212447] [2025-03-09 07:00:06,847 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-09 07:00:06,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:00:06,852 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 19 statements into 2 equivalence classes. [2025-03-09 07:00:06,860 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 19 of 19 statements. [2025-03-09 07:00:06,860 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-09 07:00:06,860 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:06,860 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:00:06,862 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-03-09 07:00:06,867 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-03-09 07:00:06,867 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:06,867 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:06,869 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:00:06,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:06,870 INFO L85 PathProgramCache]: Analyzing trace with hash 47600, now seen corresponding path program 5 times [2025-03-09 07:00:06,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:00:06,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807002744] [2025-03-09 07:00:06,870 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-09 07:00:06,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:00:06,875 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 3 statements into 1 equivalence classes. [2025-03-09 07:00:06,876 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 07:00:06,876 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-09 07:00:06,876 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:06,876 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:00:06,876 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 07:00:06,877 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 07:00:06,877 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:06,877 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:06,878 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:00:06,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:06,879 INFO L85 PathProgramCache]: Analyzing trace with hash -1853209123, now seen corresponding path program 1 times [2025-03-09 07:00:06,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:00:06,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651310890] [2025-03-09 07:00:06,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:00:06,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:00:06,886 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 22 statements into 1 equivalence classes. [2025-03-09 07:00:06,896 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 22 of 22 statements. [2025-03-09 07:00:06,896 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:06,897 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:06,897 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:00:06,905 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 22 statements into 1 equivalence classes. [2025-03-09 07:00:06,911 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 22 of 22 statements. [2025-03-09 07:00:06,911 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:06,911 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:00:06,915 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:00:08,863 INFO L204 LassoAnalysis]: Preferences: [2025-03-09 07:00:08,864 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-09 07:00:08,864 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-09 07:00:08,864 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-09 07:00:08,864 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-09 07:00:08,864 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:08,864 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-09 07:00:08,864 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-09 07:00:08,864 INFO L132 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration14_Lasso [2025-03-09 07:00:08,864 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-09 07:00:08,864 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-09 07:00:08,866 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,868 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,869 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,871 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,873 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,874 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,875 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,877 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,878 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,879 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,881 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,883 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,886 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,887 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,888 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,890 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,892 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,893 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,895 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,896 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,898 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,899 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,900 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,902 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,903 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,904 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,906 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,907 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,910 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:08,911 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:09,313 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:09,314 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:09,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:09,317 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:00:09,790 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-09 07:00:09,791 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-09 07:00:09,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:09,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:09,793 INFO L229 MonitoredProcess]: Starting monitored process 124 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) [2025-03-09 07:00:09,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2025-03-09 07:00:09,794 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 [2025-03-09 07:00:09,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:09,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:09,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:09,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:09,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:09,804 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:09,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:09,805 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:09,810 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2025-03-09 07:00:09,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:09,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:09,812 INFO L229 MonitoredProcess]: Starting monitored process 125 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) [2025-03-09 07:00:09,813 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2025-03-09 07:00:09,814 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 [2025-03-09 07:00:09,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:09,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:09,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:09,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:09,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:09,824 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:09,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:09,825 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:09,831 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:09,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:09,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:09,833 INFO L229 MonitoredProcess]: Starting monitored process 126 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) [2025-03-09 07:00:09,833 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2025-03-09 07:00:09,834 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 [2025-03-09 07:00:09,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:09,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:09,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:09,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:09,845 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:09,845 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:09,847 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:09,852 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2025-03-09 07:00:09,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:09,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:09,854 INFO L229 MonitoredProcess]: Starting monitored process 127 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) [2025-03-09 07:00:09,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2025-03-09 07:00:09,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 07:00:09,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:09,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:09,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:09,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:09,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:09,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:09,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:09,868 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:09,873 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2025-03-09 07:00:09,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:09,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:09,876 INFO L229 MonitoredProcess]: Starting monitored process 128 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) [2025-03-09 07:00:09,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2025-03-09 07:00:09,877 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 [2025-03-09 07:00:09,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:09,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:09,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:09,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:09,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:09,887 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:09,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:09,888 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:09,893 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Ended with exit code 0 [2025-03-09 07:00:09,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:09,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:09,895 INFO L229 MonitoredProcess]: Starting monitored process 129 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) [2025-03-09 07:00:09,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2025-03-09 07:00:09,897 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 [2025-03-09 07:00:09,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:09,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:09,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:09,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:09,907 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:09,907 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:09,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:09,908 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:09,913 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2025-03-09 07:00:09,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:09,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:09,915 INFO L229 MonitoredProcess]: Starting monitored process 130 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) [2025-03-09 07:00:09,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2025-03-09 07:00:09,916 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 [2025-03-09 07:00:09,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:09,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:09,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:09,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:09,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:09,927 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:09,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:09,927 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:09,932 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2025-03-09 07:00:09,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:09,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:09,934 INFO L229 MonitoredProcess]: Starting monitored process 131 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) [2025-03-09 07:00:09,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2025-03-09 07:00:09,938 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 [2025-03-09 07:00:09,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:09,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:09,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:09,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:09,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:09,948 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:09,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:09,949 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:09,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:09,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:09,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:09,957 INFO L229 MonitoredProcess]: Starting monitored process 132 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) [2025-03-09 07:00:09,957 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2025-03-09 07:00:09,958 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 [2025-03-09 07:00:09,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:09,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:09,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:09,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:09,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:09,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:09,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:09,969 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:09,974 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Ended with exit code 0 [2025-03-09 07:00:09,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:09,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:09,976 INFO L229 MonitoredProcess]: Starting monitored process 133 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) [2025-03-09 07:00:09,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2025-03-09 07:00:09,978 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 [2025-03-09 07:00:09,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:09,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:09,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:09,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:09,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:09,988 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:09,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:09,989 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:09,994 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2025-03-09 07:00:09,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:09,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:09,996 INFO L229 MonitoredProcess]: Starting monitored process 134 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) [2025-03-09 07:00:09,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2025-03-09 07:00:09,997 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 [2025-03-09 07:00:10,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,008 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:10,008 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:10,011 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,016 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2025-03-09 07:00:10,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,019 INFO L229 MonitoredProcess]: Starting monitored process 135 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) [2025-03-09 07:00:10,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2025-03-09 07:00:10,020 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 [2025-03-09 07:00:10,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,032 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,037 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2025-03-09 07:00:10,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,039 INFO L229 MonitoredProcess]: Starting monitored process 136 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) [2025-03-09 07:00:10,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2025-03-09 07:00:10,040 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 [2025-03-09 07:00:10,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,051 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,057 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2025-03-09 07:00:10,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,059 INFO L229 MonitoredProcess]: Starting monitored process 137 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) [2025-03-09 07:00:10,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2025-03-09 07:00:10,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 07:00:10,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,070 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,071 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,077 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:10,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,079 INFO L229 MonitoredProcess]: Starting monitored process 138 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) [2025-03-09 07:00:10,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2025-03-09 07:00:10,080 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 [2025-03-09 07:00:10,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,090 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,091 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,096 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2025-03-09 07:00:10,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,098 INFO L229 MonitoredProcess]: Starting monitored process 139 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) [2025-03-09 07:00:10,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2025-03-09 07:00:10,100 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 [2025-03-09 07:00:10,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,110 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,111 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,117 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2025-03-09 07:00:10,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,119 INFO L229 MonitoredProcess]: Starting monitored process 140 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) [2025-03-09 07:00:10,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2025-03-09 07:00:10,120 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 [2025-03-09 07:00:10,130 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,130 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,131 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,137 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2025-03-09 07:00:10,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,138 INFO L229 MonitoredProcess]: Starting monitored process 141 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) [2025-03-09 07:00:10,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2025-03-09 07:00:10,140 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 [2025-03-09 07:00:10,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,150 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,151 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,157 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2025-03-09 07:00:10,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,159 INFO L229 MonitoredProcess]: Starting monitored process 142 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) [2025-03-09 07:00:10,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2025-03-09 07:00:10,161 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 [2025-03-09 07:00:10,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,170 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,171 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,177 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2025-03-09 07:00:10,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,179 INFO L229 MonitoredProcess]: Starting monitored process 143 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) [2025-03-09 07:00:10,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2025-03-09 07:00:10,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 07:00:10,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,190 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,191 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,196 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2025-03-09 07:00:10,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,198 INFO L229 MonitoredProcess]: Starting monitored process 144 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) [2025-03-09 07:00:10,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2025-03-09 07:00:10,200 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 [2025-03-09 07:00:10,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,209 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,209 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,210 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,216 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2025-03-09 07:00:10,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,217 INFO L229 MonitoredProcess]: Starting monitored process 145 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) [2025-03-09 07:00:10,218 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2025-03-09 07:00:10,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 07:00:10,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,230 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,230 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,236 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2025-03-09 07:00:10,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,238 INFO L229 MonitoredProcess]: Starting monitored process 146 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) [2025-03-09 07:00:10,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2025-03-09 07:00:10,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 07:00:10,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,252 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:10,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,257 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,259 INFO L229 MonitoredProcess]: Starting monitored process 147 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) [2025-03-09 07:00:10,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2025-03-09 07:00:10,260 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 [2025-03-09 07:00:10,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,270 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,271 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,276 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2025-03-09 07:00:10,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,278 INFO L229 MonitoredProcess]: Starting monitored process 148 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) [2025-03-09 07:00:10,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2025-03-09 07:00:10,280 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 [2025-03-09 07:00:10,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,292 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,298 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2025-03-09 07:00:10,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,300 INFO L229 MonitoredProcess]: Starting monitored process 149 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) [2025-03-09 07:00:10,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2025-03-09 07:00:10,302 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 [2025-03-09 07:00:10,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,312 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,313 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,319 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:10,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,321 INFO L229 MonitoredProcess]: Starting monitored process 150 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) [2025-03-09 07:00:10,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2025-03-09 07:00:10,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 07:00:10,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,332 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,333 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,339 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2025-03-09 07:00:10,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,341 INFO L229 MonitoredProcess]: Starting monitored process 151 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) [2025-03-09 07:00:10,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2025-03-09 07:00:10,342 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 [2025-03-09 07:00:10,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,353 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,354 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,359 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2025-03-09 07:00:10,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,361 INFO L229 MonitoredProcess]: Starting monitored process 152 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) [2025-03-09 07:00:10,361 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2025-03-09 07:00:10,362 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 [2025-03-09 07:00:10,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,372 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,373 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,379 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:10,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,381 INFO L229 MonitoredProcess]: Starting monitored process 153 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) [2025-03-09 07:00:10,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2025-03-09 07:00:10,382 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 [2025-03-09 07:00:10,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,392 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:10,392 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:10,394 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,400 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Ended with exit code 0 [2025-03-09 07:00:10,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,402 INFO L229 MonitoredProcess]: Starting monitored process 154 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) [2025-03-09 07:00:10,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2025-03-09 07:00:10,403 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 [2025-03-09 07:00:10,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:00:10,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,413 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:00:10,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:00:10,414 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,419 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2025-03-09 07:00:10,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,421 INFO L229 MonitoredProcess]: Starting monitored process 155 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) [2025-03-09 07:00:10,422 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2025-03-09 07:00:10,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-09 07:00:10,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,434 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:10,434 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:10,438 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,445 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2025-03-09 07:00:10,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,447 INFO L229 MonitoredProcess]: Starting monitored process 156 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) [2025-03-09 07:00:10,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2025-03-09 07:00:10,450 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 [2025-03-09 07:00:10,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,463 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:10,463 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:10,470 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:00:10,477 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:10,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,479 INFO L229 MonitoredProcess]: Starting monitored process 157 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) [2025-03-09 07:00:10,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2025-03-09 07:00:10,480 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 [2025-03-09 07:00:10,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:00:10,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:00:10,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:00:10,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:00:10,493 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:00:10,493 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:00:10,500 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-09 07:00:10,509 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2025-03-09 07:00:10,509 INFO L444 ModelExtractionUtils]: 6 out of 19 variables were initially zero. Simplification set additionally 10 variables to zero. [2025-03-09 07:00:10,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:00:10,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:00:10,511 INFO L229 MonitoredProcess]: Starting monitored process 158 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) [2025-03-09 07:00:10,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2025-03-09 07:00:10,524 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-09 07:00:10,535 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-03-09 07:00:10,535 INFO L474 LassoAnalysis]: Proved termination. [2025-03-09 07:00:10,535 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_6, ULTIMATE.start_substring_~ps2~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_6 - 1*ULTIMATE.start_substring_~ps2~0#1.offset Supporting invariants [] [2025-03-09 07:00:10,541 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2025-03-09 07:00:10,578 INFO L156 tatePredicateManager]: 19 out of 20 supporting invariants were superfluous and have been removed [2025-03-09 07:00:10,580 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-03-09 07:00:10,580 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-03-09 07:00:10,580 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ps2~0!offset [2025-03-09 07:00:10,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:10,604 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-03-09 07:00:10,618 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-03-09 07:00:10,618 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:10,618 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:10,619 INFO L256 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 14 conjuncts are in the unsatisfiable core [2025-03-09 07:00:10,620 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 07:00:10,681 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 07:00:10,684 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 07:00:10,684 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:10,685 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:10,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-09 07:00:10,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 07:00:10,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:00:10,707 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2025-03-09 07:00:10,707 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 28 states and 33 transitions. cyclomatic complexity: 10 Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 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) [2025-03-09 07:00:10,744 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 28 states and 33 transitions. cyclomatic complexity: 10. Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 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 36 states and 41 transitions. Complement of second has 9 states. [2025-03-09 07:00:10,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2025-03-09 07:00:10,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 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) [2025-03-09 07:00:10,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 16 transitions. [2025-03-09 07:00:10,745 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 16 transitions. Stem has 19 letters. Loop has 3 letters. [2025-03-09 07:00:10,746 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 07:00:10,746 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-03-09 07:00:10,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:10,770 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-03-09 07:00:10,785 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-03-09 07:00:10,785 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:10,785 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:10,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 14 conjuncts are in the unsatisfiable core [2025-03-09 07:00:10,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 07:00:10,843 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 07:00:10,846 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 07:00:10,846 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:10,846 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:10,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-09 07:00:10,847 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 07:00:10,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:00:10,868 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 2 loop predicates [2025-03-09 07:00:10,868 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 28 states and 33 transitions. cyclomatic complexity: 10 Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 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) [2025-03-09 07:00:10,906 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 28 states and 33 transitions. cyclomatic complexity: 10. Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 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 36 states and 41 transitions. Complement of second has 9 states. [2025-03-09 07:00:10,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2025-03-09 07:00:10,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 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) [2025-03-09 07:00:10,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 16 transitions. [2025-03-09 07:00:10,908 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 16 transitions. Stem has 19 letters. Loop has 3 letters. [2025-03-09 07:00:10,908 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 07:00:10,908 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-03-09 07:00:10,922 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:00:10,932 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-03-09 07:00:10,951 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-03-09 07:00:10,952 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:10,952 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:10,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 14 conjuncts are in the unsatisfiable core [2025-03-09 07:00:10,954 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 07:00:11,004 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-09 07:00:11,007 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-09 07:00:11,007 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:00:11,007 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:00:11,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-09 07:00:11,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 07:00:11,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:00:11,025 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2025-03-09 07:00:11,025 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 28 states and 33 transitions. cyclomatic complexity: 10 Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 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) [2025-03-09 07:00:11,063 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 28 states and 33 transitions. cyclomatic complexity: 10. Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 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 39 states and 46 transitions. Complement of second has 8 states. [2025-03-09 07:00:11,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2025-03-09 07:00:11,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 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) [2025-03-09 07:00:11,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 23 transitions. [2025-03-09 07:00:11,064 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 23 transitions. Stem has 19 letters. Loop has 3 letters. [2025-03-09 07:00:11,064 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 07:00:11,064 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 23 transitions. Stem has 22 letters. Loop has 3 letters. [2025-03-09 07:00:11,064 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 07:00:11,064 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 23 transitions. Stem has 19 letters. Loop has 6 letters. [2025-03-09 07:00:11,064 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 07:00:11,064 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 46 transitions. [2025-03-09 07:00:11,064 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-09 07:00:11,064 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 0 states and 0 transitions. [2025-03-09 07:00:11,064 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-03-09 07:00:11,064 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-03-09 07:00:11,064 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-03-09 07:00:11,064 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 07:00:11,064 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-09 07:00:11,064 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-09 07:00:11,064 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-09 07:00:11,064 INFO L338 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2025-03-09 07:00:11,065 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-03-09 07:00:11,065 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-09 07:00:11,065 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-03-09 07:00:11,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.03 07:00:11 BoogieIcfgContainer [2025-03-09 07:00:11,070 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-03-09 07:00:11,071 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-09 07:00:11,071 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-09 07:00:11,071 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-09 07:00:11,072 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 06:59:53" (3/4) ... [2025-03-09 07:00:11,073 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-09 07:00:11,074 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-09 07:00:11,074 INFO L158 Benchmark]: Toolchain (without parser) took 18138.12ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 120.9MB in the beginning and 117.5MB in the end (delta: 3.4MB). Peak memory consumption was 76.8MB. Max. memory is 16.1GB. [2025-03-09 07:00:11,074 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 120.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 07:00:11,074 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.74ms. Allocated memory is still 167.8MB. Free memory was 120.9MB in the beginning and 104.2MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-09 07:00:11,075 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.98ms. Allocated memory is still 167.8MB. Free memory was 104.2MB in the beginning and 102.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 07:00:11,075 INFO L158 Benchmark]: Boogie Preprocessor took 36.45ms. Allocated memory is still 167.8MB. Free memory was 102.6MB in the beginning and 100.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 07:00:11,075 INFO L158 Benchmark]: IcfgBuilder took 267.65ms. Allocated memory is still 167.8MB. Free memory was 100.8MB in the beginning and 86.9MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-09 07:00:11,075 INFO L158 Benchmark]: BuchiAutomizer took 17522.25ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 86.9MB in the beginning and 117.6MB in the end (delta: -30.7MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2025-03-09 07:00:11,075 INFO L158 Benchmark]: Witness Printer took 2.62ms. Allocated memory is still 243.3MB. Free memory was 117.6MB in the beginning and 117.5MB in the end (delta: 69.2kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 07:00:11,076 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 120.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.74ms. Allocated memory is still 167.8MB. Free memory was 120.9MB in the beginning and 104.2MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.98ms. Allocated memory is still 167.8MB. Free memory was 104.2MB in the beginning and 102.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.45ms. Allocated memory is still 167.8MB. Free memory was 102.6MB in the beginning and 100.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 267.65ms. Allocated memory is still 167.8MB. Free memory was 100.8MB in the beginning and 86.9MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 17522.25ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 86.9MB in the beginning and 117.6MB in the end (delta: -30.7MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. * Witness Printer took 2.62ms. Allocated memory is still 243.3MB. Free memory was 117.6MB in the beginning and 117.5MB in the end (delta: 69.2kB). 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: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ps~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ps~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pt~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ps2~0!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 14 terminating modules (8 trivial, 5 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 2 locations. One deterministic module has affine ranking function (length2 + ((long long) -1 * i)) and consists of 2 locations. One deterministic module has affine ranking function null and consists of 7 locations. One deterministic module has affine ranking function null and consists of 3 locations. One deterministic module has affine ranking function null and consists of 5 locations. One nondeterministic module has affine ranking function null and consists of 6 locations. 8 modules have a trivial ranking function, the largest among these consists of 18 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 17.4s and 15 iterations. TraceHistogramMax:2. Analysis of lassos took 15.7s. Construction of modules took 0.3s. Büchi inclusion checks took 1.3s. Highest rank in rank-based complementation 3. Minimization of det autom 7. Minimization of nondet autom 7. Automata minimization 0.0s AutomataMinimizationTime, 13 MinimizatonAttempts, 35 StatesRemovedByMinimization, 7 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 [5, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 235 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 233 mSDsluCounter, 618 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 420 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 508 IncrementalHoareTripleChecker+Invalid, 557 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 198 mSDtfsCounter, 508 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc4 concLT0 SILN0 SILU3 SILI0 SILT0 lasso6 LassoPreprocessingBenchmarks: Lassos: inital180 mio100 ax110 hnf100 lsp88 ukn79 mio100 lsp32 div127 bol100 ite100 ukn100 eq169 hnf91 smp88 dnf263 smp83 tf100 neg100 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 126ms VariablesStem: 3 VariablesLoop: 5 DisjunctsStem: 1 DisjunctsLoop: 6 SupportingInvariants: 12 MotzkinApplications: 96 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! [2025-03-09 07:00:11,087 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Ended with exit code 0 [2025-03-09 07:00:11,289 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (123)] Ended with exit code 0 [2025-03-09 07:00:11,489 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (122)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:11,689 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (121)] Ended with exit code 0 [2025-03-09 07:00:11,893 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:12,095 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Forceful destruction successful, exit code 0 [2025-03-09 07:00:12,297 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE