./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-dietlibc/strcspn.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-dietlibc/strcspn.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3537cd0bed922b783c5bc2cf1d153661eb68e22062217013fbb7937014c3d604 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-10 07:04:59,595 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-10 07:04:59,635 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2025-01-10 07:04:59,639 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-10 07:04:59,639 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-10 07:04:59,653 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-10 07:04:59,654 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-10 07:04:59,654 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-10 07:04:59,654 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-10 07:04:59,654 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-10 07:04:59,654 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-10 07:04:59,654 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-10 07:04:59,655 INFO L153 SettingsManager]: * Use SBE=true [2025-01-10 07:04:59,655 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-01-10 07:04:59,655 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-01-10 07:04:59,655 INFO L153 SettingsManager]: * Use old map elimination=false [2025-01-10 07:04:59,655 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-01-10 07:04:59,655 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-01-10 07:04:59,655 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-01-10 07:04:59,655 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-10 07:04:59,655 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-01-10 07:04:59,655 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-10 07:04:59,656 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-10 07:04:59,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-01-10 07:04:59,656 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-01-10 07:04:59,656 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-01-10 07:04:59,656 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-01-10 07:04:59,656 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-10 07:04:59,656 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-01-10 07:04:59,656 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-10 07:04:59,656 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-10 07:04:59,656 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-10 07:04:59,656 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 07:04:59,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-10 07:04:59,657 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-10 07:04:59,657 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-01-10 07:04:59,657 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3537cd0bed922b783c5bc2cf1d153661eb68e22062217013fbb7937014c3d604 [2025-01-10 07:04:59,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-10 07:04:59,835 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-10 07:04:59,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-10 07:04:59,837 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-10 07:04:59,837 INFO L274 PluginConnector]: CDTParser initialized [2025-01-10 07:04:59,838 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-dietlibc/strcspn.i [2025-01-10 07:05:00,908 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d246b3183/5960564baee141a4ae025f9899c66416/FLAGad37973e6 [2025-01-10 07:05:01,270 INFO L384 CDTParser]: Found 1 translation units. [2025-01-10 07:05:01,271 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/strcspn.i [2025-01-10 07:05:01,288 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d246b3183/5960564baee141a4ae025f9899c66416/FLAGad37973e6 [2025-01-10 07:05:01,300 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d246b3183/5960564baee141a4ae025f9899c66416 [2025-01-10 07:05:01,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-10 07:05:01,304 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-10 07:05:01,305 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-10 07:05:01,305 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-10 07:05:01,308 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-10 07:05:01,309 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:05:01" (1/1) ... [2025-01-10 07:05:01,309 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8636263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:05:01, skipping insertion in model container [2025-01-10 07:05:01,309 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:05:01" (1/1) ... [2025-01-10 07:05:01,330 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-10 07:05:01,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:05:01,525 INFO L200 MainTranslator]: Completed pre-run [2025-01-10 07:05:01,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:05:01,588 INFO L204 MainTranslator]: Completed translation [2025-01-10 07:05:01,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:05:01 WrapperNode [2025-01-10 07:05:01,590 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-10 07:05:01,591 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-10 07:05:01,591 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-10 07:05:01,592 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-10 07:05:01,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:05:01" (1/1) ... [2025-01-10 07:05:01,606 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:05:01" (1/1) ... [2025-01-10 07:05:01,622 INFO L138 Inliner]: procedures = 113, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2025-01-10 07:05:01,624 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-10 07:05:01,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-10 07:05:01,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-10 07:05:01,624 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-10 07:05:01,630 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:05:01" (1/1) ... [2025-01-10 07:05:01,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:05:01" (1/1) ... [2025-01-10 07:05:01,633 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:05:01" (1/1) ... [2025-01-10 07:05:01,648 INFO L175 MemorySlicer]: Split 6 memory accesses to 2 slices as follows [3, 3]. 50 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 2 writes are split as follows [1, 1]. [2025-01-10 07:05:01,648 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:05:01" (1/1) ... [2025-01-10 07:05:01,649 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:05:01" (1/1) ... [2025-01-10 07:05:01,652 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:05:01" (1/1) ... [2025-01-10 07:05:01,654 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:05:01" (1/1) ... [2025-01-10 07:05:01,656 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:05:01" (1/1) ... [2025-01-10 07:05:01,657 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:05:01" (1/1) ... [2025-01-10 07:05:01,657 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:05:01" (1/1) ... [2025-01-10 07:05:01,658 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-10 07:05:01,659 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-10 07:05:01,659 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-10 07:05:01,659 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-10 07:05:01,660 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:05:01" (1/1) ... [2025-01-10 07:05:01,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:01,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:01,694 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:01,696 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-01-10 07:05:01,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-10 07:05:01,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-10 07:05:01,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-10 07:05:01,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-10 07:05:01,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-10 07:05:01,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-10 07:05:01,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-10 07:05:01,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-10 07:05:01,768 INFO L234 CfgBuilder]: Building ICFG [2025-01-10 07:05:01,770 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-10 07:05:01,902 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2025-01-10 07:05:01,902 INFO L283 CfgBuilder]: Performing block encoding [2025-01-10 07:05:01,907 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-10 07:05:01,907 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2025-01-10 07:05:01,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:05:01 BoogieIcfgContainer [2025-01-10 07:05:01,908 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-10 07:05:01,908 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-01-10 07:05:01,909 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-01-10 07:05:01,912 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-01-10 07:05:01,912 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:05:01,913 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.01 07:05:01" (1/3) ... [2025-01-10 07:05:01,913 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@295916db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:05:01, skipping insertion in model container [2025-01-10 07:05:01,913 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:05:01,914 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:05:01" (2/3) ... [2025-01-10 07:05:01,914 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@295916db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:05:01, skipping insertion in model container [2025-01-10 07:05:01,914 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:05:01,914 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:05:01" (3/3) ... [2025-01-10 07:05:01,915 INFO L363 chiAutomizerObserver]: Analyzing ICFG strcspn.i [2025-01-10 07:05:01,947 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-01-10 07:05:01,947 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-01-10 07:05:01,947 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-01-10 07:05:01,947 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-01-10 07:05:01,948 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-01-10 07:05:01,948 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-01-10 07:05:01,948 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-01-10 07:05:01,948 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-01-10 07:05:01,951 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.4375) internal successors, (23), 16 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) [2025-01-10 07:05:01,961 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2025-01-10 07:05:01,962 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:05:01,962 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:05:01,965 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2025-01-10 07:05:01,965 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2025-01-10 07:05:01,965 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-01-10 07:05:01,965 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.4375) internal successors, (23), 16 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) [2025-01-10 07:05:01,966 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2025-01-10 07:05:01,966 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:05:01,966 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:05:01,966 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2025-01-10 07:05:01,966 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2025-01-10 07:05:01,971 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~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~ret13#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out~0#1.base, main_~out~0#1.offset;havoc main_#t~nondet9#1;main_~in_len~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call write~int#1(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet11#1;main_~out_len~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call write~int#0(0, main_~out~0#1.base, main_~out~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~out~0#1.base, main_~out~0#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem2#1, strcspn_#t~mem3#1, strcspn_#t~mem4#1, strcspn_#t~mem5#1, strcspn_#t~pre6#1, strcspn_#t~pre7#1, strcspn_#t~pre8#1.base, strcspn_#t~pre8#1.offset, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~0#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~0#1 := 0;havoc strcspn_~i~0#1;" [2025-01-10 07:05:01,971 INFO L754 eck$LassoCheckResult]: Loop: "call strcspn_#t~mem2#1 := read~int#1(strcspn_~s#1.base, strcspn_~s#1.offset, 1);" "assume 0 != strcspn_#t~mem2#1;havoc strcspn_#t~mem2#1;" "strcspn_~i~0#1 := 0;" "assume !true;" "strcspn_#t~pre7#1 := 1 + strcspn_~l~0#1;strcspn_~l~0#1 := 1 + strcspn_~l~0#1;havoc strcspn_#t~pre7#1;strcspn_#t~pre8#1.base, strcspn_#t~pre8#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre8#1.base, strcspn_#t~pre8#1.offset;" [2025-01-10 07:05:01,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:01,975 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2025-01-10 07:05:01,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:05:01,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601630305] [2025-01-10 07:05:01,980 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:05:01,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:05:02,029 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:02,051 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:02,052 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:02,052 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:02,052 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:05:02,058 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:02,075 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:02,075 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:02,076 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:02,088 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:05:02,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:02,090 INFO L85 PathProgramCache]: Analyzing trace with hash 43994933, now seen corresponding path program 1 times [2025-01-10 07:05:02,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:05:02,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052094324] [2025-01-10 07:05:02,091 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:05:02,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:05:02,094 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:05:02,100 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:05:02,100 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:02,101 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:05:02,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:05:02,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:05:02,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052094324] [2025-01-10 07:05:02,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052094324] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 07:05:02,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 07:05:02,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-10 07:05:02,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731977090] [2025-01-10 07:05:02,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 07:05:02,134 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-01-10 07:05:02,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:05:02,154 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-10 07:05:02,155 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-10 07:05:02,156 INFO L87 Difference]: Start difference. First operand has 17 states, 16 states have (on average 1.4375) internal successors, (23), 16 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) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:05:02,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:05:02,161 INFO L93 Difference]: Finished difference Result 17 states and 21 transitions. [2025-01-10 07:05:02,162 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 21 transitions. [2025-01-10 07:05:02,163 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2025-01-10 07:05:02,168 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 12 states and 13 transitions. [2025-01-10 07:05:02,169 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2025-01-10 07:05:02,170 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2025-01-10 07:05:02,171 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 13 transitions. [2025-01-10 07:05:02,171 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:05:02,171 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 13 transitions. [2025-01-10 07:05:02,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 13 transitions. [2025-01-10 07:05:02,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2025-01-10 07:05:02,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 11 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:05:02,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 13 transitions. [2025-01-10 07:05:02,191 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 13 transitions. [2025-01-10 07:05:02,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-10 07:05:02,196 INFO L432 stractBuchiCegarLoop]: Abstraction has 12 states and 13 transitions. [2025-01-10 07:05:02,196 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-01-10 07:05:02,196 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 13 transitions. [2025-01-10 07:05:02,197 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2025-01-10 07:05:02,197 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:05:02,197 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:05:02,198 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2025-01-10 07:05:02,198 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2025-01-10 07:05:02,198 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~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~ret13#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out~0#1.base, main_~out~0#1.offset;havoc main_#t~nondet9#1;main_~in_len~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call write~int#1(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet11#1;main_~out_len~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call write~int#0(0, main_~out~0#1.base, main_~out~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~out~0#1.base, main_~out~0#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem2#1, strcspn_#t~mem3#1, strcspn_#t~mem4#1, strcspn_#t~mem5#1, strcspn_#t~pre6#1, strcspn_#t~pre7#1, strcspn_#t~pre8#1.base, strcspn_#t~pre8#1.offset, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~0#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~0#1 := 0;havoc strcspn_~i~0#1;" [2025-01-10 07:05:02,198 INFO L754 eck$LassoCheckResult]: Loop: "call strcspn_#t~mem2#1 := read~int#1(strcspn_~s#1.base, strcspn_~s#1.offset, 1);" "assume 0 != strcspn_#t~mem2#1;havoc strcspn_#t~mem2#1;" "strcspn_~i~0#1 := 0;" "call strcspn_#t~mem3#1 := read~int#0(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1);" "assume !(0 != strcspn_#t~mem3#1);havoc strcspn_#t~mem3#1;" "strcspn_#t~pre7#1 := 1 + strcspn_~l~0#1;strcspn_~l~0#1 := 1 + strcspn_~l~0#1;havoc strcspn_#t~pre7#1;strcspn_#t~pre8#1.base, strcspn_#t~pre8#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre8#1.base, strcspn_#t~pre8#1.offset;" [2025-01-10 07:05:02,198 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:02,198 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 2 times [2025-01-10 07:05:02,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:05:02,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013404444] [2025-01-10 07:05:02,199 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:05:02,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:05:02,215 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:02,231 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:02,233 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-10 07:05:02,233 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:02,233 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:05:02,237 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:02,252 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:02,255 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:02,256 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:02,258 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:05:02,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:02,263 INFO L85 PathProgramCache]: Analyzing trace with hash 1363829171, now seen corresponding path program 1 times [2025-01-10 07:05:02,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:05:02,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221714031] [2025-01-10 07:05:02,263 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:05:02,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:05:02,272 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:05:02,275 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:05:02,277 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:02,278 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:02,278 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:05:02,279 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:05:02,286 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:05:02,286 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:02,286 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:02,287 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:05:02,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:02,291 INFO L85 PathProgramCache]: Analyzing trace with hash 734312538, now seen corresponding path program 1 times [2025-01-10 07:05:02,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:05:02,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32862121] [2025-01-10 07:05:02,291 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:05:02,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:05:02,307 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-01-10 07:05:02,337 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-01-10 07:05:02,337 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:02,337 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:02,337 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:05:02,341 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-01-10 07:05:02,369 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-01-10 07:05:02,369 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:02,369 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:02,372 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:05:03,050 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:05:03,050 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:05:03,050 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:05:03,051 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:05:03,051 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:05:03,051 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,051 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:05:03,051 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:05:03,051 INFO L132 ssoRankerPreferences]: Filename of dumped script: strcspn.i_Iteration2_Lasso [2025-01-10 07:05:03,051 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:05:03,051 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:05:03,061 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,076 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,077 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,082 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,084 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,085 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,087 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,089 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,092 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,096 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,098 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,099 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,101 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,103 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,105 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,416 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,418 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:03,672 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:05:03,674 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:05:03,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,678 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2025-01-10 07:05:03,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,696 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,700 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,706 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2025-01-10 07:05:03,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,708 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2025-01-10 07:05:03,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,726 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,727 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,733 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:03,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,736 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,736 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2025-01-10 07:05:03,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,749 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,751 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,756 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:03,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,759 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,760 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2025-01-10 07:05:03,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,775 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,777 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,787 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:03,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,789 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2025-01-10 07:05:03,792 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 [2025-01-10 07:05:03,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,806 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:05:03,806 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:05:03,809 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,815 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2025-01-10 07:05:03,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,819 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2025-01-10 07:05:03,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,835 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,837 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,845 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:03,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,848 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2025-01-10 07:05:03,850 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 [2025-01-10 07:05:03,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,862 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,868 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:03,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,876 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2025-01-10 07:05:03,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,888 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,889 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,895 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2025-01-10 07:05:03,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,898 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2025-01-10 07:05:03,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,915 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,917 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,923 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:03,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,930 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,931 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2025-01-10 07:05:03,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,959 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,960 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,966 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:03,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,968 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2025-01-10 07:05:03,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,981 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,982 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,988 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:03,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,992 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2025-01-10 07:05:03,995 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 [2025-01-10 07:05:04,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:04,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:04,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:04,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:04,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:04,005 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:04,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:04,006 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:04,012 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:04,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:04,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:04,014 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:04,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2025-01-10 07:05:04,016 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 [2025-01-10 07:05:04,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:04,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:04,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:04,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:04,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:04,030 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:04,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:04,031 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:04,037 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:04,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:04,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:04,040 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:04,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2025-01-10 07:05:04,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:04,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:04,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:04,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:04,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:04,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:04,053 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:04,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:04,054 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:04,059 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:04,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:04,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:04,061 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:04,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2025-01-10 07:05:04,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:04,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:04,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:04,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:04,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:04,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:04,074 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:04,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:04,075 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:04,081 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:04,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:04,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:04,083 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:04,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2025-01-10 07:05:04,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:04,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:04,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:04,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:04,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:04,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:04,095 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:04,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:04,096 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:04,102 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2025-01-10 07:05:04,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:04,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:04,105 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:04,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2025-01-10 07:05:04,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:04,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:04,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:04,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:04,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:04,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:04,132 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:04,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:04,133 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:04,139 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2025-01-10 07:05:04,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:04,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:04,141 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:04,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2025-01-10 07:05:04,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:04,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:04,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:04,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:04,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:04,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:04,154 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:04,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:04,156 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:04,164 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2025-01-10 07:05:04,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:04,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:04,165 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:04,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2025-01-10 07:05:04,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:04,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:04,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:04,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:04,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:04,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:04,178 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:04,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:04,179 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:04,185 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2025-01-10 07:05:04,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:04,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:04,187 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:04,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2025-01-10 07:05:04,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:04,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:04,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:04,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:04,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:04,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:04,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:04,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:04,201 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:04,208 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2025-01-10 07:05:04,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:04,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:04,210 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:04,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2025-01-10 07:05:04,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:04,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:04,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:04,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:04,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:04,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:04,223 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:04,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:04,224 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:04,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:04,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:04,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:04,231 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:04,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2025-01-10 07:05:04,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:04,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:04,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:04,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:04,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:04,247 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:05:04,247 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:05:04,253 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:05:04,273 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2025-01-10 07:05:04,275 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2025-01-10 07:05:04,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:04,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:04,281 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:04,283 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2025-01-10 07:05:04,287 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:05:04,302 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:05:04,303 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:05:04,303 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc10#1.base)_1, ULTIMATE.start_strcspn_~s#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc10#1.base)_1 - 1*ULTIMATE.start_strcspn_~s#1.offset Supporting invariants [] [2025-01-10 07:05:04,310 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:04,349 INFO L156 tatePredicateManager]: 9 out of 10 supporting invariants were superfluous and have been removed [2025-01-10 07:05:04,355 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-01-10 07:05:04,356 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-01-10 07:05:04,357 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s!offset [2025-01-10 07:05:04,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:04,397 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:04,413 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:04,413 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:04,413 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:05:04,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-01-10 07:05:04,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:05:04,438 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:05:04,442 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:05:04,443 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:04,443 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:05:04,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-01-10 07:05:04,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:05:04,496 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 9 treesize of output 3 [2025-01-10 07:05:04,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:05:04,508 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2025-01-10 07:05:04,509 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states and 13 transitions. cyclomatic complexity: 2 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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) [2025-01-10 07:05:04,556 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states and 13 transitions. cyclomatic complexity: 2. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 20 states and 23 transitions. Complement of second has 5 states. [2025-01-10 07:05:04,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2025-01-10 07:05:04,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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) [2025-01-10 07:05:04,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2025-01-10 07:05:04,561 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 4 letters. Loop has 6 letters. [2025-01-10 07:05:04,565 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:05:04,565 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 10 letters. Loop has 6 letters. [2025-01-10 07:05:04,565 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:05:04,565 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 4 letters. Loop has 12 letters. [2025-01-10 07:05:04,565 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:05:04,566 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 23 transitions. [2025-01-10 07:05:04,566 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:05:04,566 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 19 states and 22 transitions. [2025-01-10 07:05:04,566 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2025-01-10 07:05:04,566 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2025-01-10 07:05:04,567 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 22 transitions. [2025-01-10 07:05:04,567 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-01-10 07:05:04,567 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 22 transitions. [2025-01-10 07:05:04,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 22 transitions. [2025-01-10 07:05:04,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2025-01-10 07:05:04,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 18 states have internal predecessors, (22), 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) [2025-01-10 07:05:04,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 22 transitions. [2025-01-10 07:05:04,568 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 22 transitions. [2025-01-10 07:05:04,571 INFO L432 stractBuchiCegarLoop]: Abstraction has 19 states and 22 transitions. [2025-01-10 07:05:04,571 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-01-10 07:05:04,572 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 22 transitions. [2025-01-10 07:05:04,572 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:05:04,572 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:05:04,572 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:05:04,572 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:05:04,572 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-01-10 07:05:04,572 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~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~ret13#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out~0#1.base, main_~out~0#1.offset;havoc main_#t~nondet9#1;main_~in_len~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call write~int#1(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet11#1;main_~out_len~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call write~int#0(0, main_~out~0#1.base, main_~out~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~out~0#1.base, main_~out~0#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem2#1, strcspn_#t~mem3#1, strcspn_#t~mem4#1, strcspn_#t~mem5#1, strcspn_#t~pre6#1, strcspn_#t~pre7#1, strcspn_#t~pre8#1.base, strcspn_#t~pre8#1.offset, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~0#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~0#1 := 0;havoc strcspn_~i~0#1;" "call strcspn_#t~mem2#1 := read~int#1(strcspn_~s#1.base, strcspn_~s#1.offset, 1);" "assume 0 != strcspn_#t~mem2#1;havoc strcspn_#t~mem2#1;" "strcspn_~i~0#1 := 0;" [2025-01-10 07:05:04,572 INFO L754 eck$LassoCheckResult]: Loop: "call strcspn_#t~mem3#1 := read~int#0(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1);" "assume 0 != strcspn_#t~mem3#1;havoc strcspn_#t~mem3#1;" "call strcspn_#t~mem4#1 := read~int#1(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem5#1 := read~int#0(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1);" "assume !(strcspn_#t~mem4#1 == strcspn_#t~mem5#1);havoc strcspn_#t~mem4#1;havoc strcspn_#t~mem5#1;strcspn_#t~pre6#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre6#1;" [2025-01-10 07:05:04,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:04,573 INFO L85 PathProgramCache]: Analyzing trace with hash 1806906764, now seen corresponding path program 1 times [2025-01-10 07:05:04,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:05:04,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432282590] [2025-01-10 07:05:04,573 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:05:04,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:05:04,583 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-01-10 07:05:04,597 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-01-10 07:05:04,597 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:04,598 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:04,598 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:05:04,600 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-01-10 07:05:04,608 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-01-10 07:05:04,608 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:04,608 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:04,610 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:05:04,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:04,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1757801, now seen corresponding path program 1 times [2025-01-10 07:05:04,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:05:04,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500542277] [2025-01-10 07:05:04,611 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:05:04,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:05:04,614 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:04,616 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:04,616 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:04,616 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:04,616 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:05:04,617 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:04,623 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:04,623 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:04,623 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:04,625 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:05:04,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:04,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1288850036, now seen corresponding path program 1 times [2025-01-10 07:05:04,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:05:04,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030671554] [2025-01-10 07:05:04,625 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:05:04,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:05:04,638 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-01-10 07:05:04,663 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-01-10 07:05:04,666 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:04,667 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:04,667 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:05:04,673 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-01-10 07:05:04,683 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-01-10 07:05:04,683 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:04,683 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:04,686 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:05:05,026 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2025-01-10 07:05:05,339 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:05:05,340 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:05:05,340 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:05:05,340 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:05:05,340 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:05:05,340 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:05,340 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:05:05,340 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:05:05,340 INFO L132 ssoRankerPreferences]: Filename of dumped script: strcspn.i_Iteration3_Lasso [2025-01-10 07:05:05,340 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:05:05,340 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:05:05,342 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,345 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,346 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,348 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,351 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,353 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,355 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,357 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,358 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,360 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,363 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,365 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,366 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,368 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,554 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,556 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,557 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,559 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,561 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,564 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,566 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,567 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:05,811 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:05:05,811 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:05:05,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:05,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:05,823 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:05,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2025-01-10 07:05:05,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:05,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:05,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:05,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:05,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:05,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:05,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:05,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:05,849 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:05,854 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2025-01-10 07:05:05,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:05,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:05,857 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:05,858 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2025-01-10 07:05:05,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:05,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:05,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:05,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:05,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:05,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:05,870 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:05,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:05,871 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:05,877 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2025-01-10 07:05:05,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:05,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:05,879 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:05,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2025-01-10 07:05:05,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:05,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:05,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:05,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:05,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:05,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:05,891 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:05,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:05,893 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:05,898 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2025-01-10 07:05:05,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:05,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:05,900 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:05,901 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2025-01-10 07:05:05,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:05,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:05,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:05,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:05,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:05,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:05,920 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:05,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:05,921 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:05,926 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2025-01-10 07:05:05,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:05,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:05,929 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:05,930 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2025-01-10 07:05:05,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:05,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:05,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:05,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:05,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:05,941 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:05,942 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:05,942 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:05,946 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:05,952 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2025-01-10 07:05:05,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:05,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:05,957 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:05,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2025-01-10 07:05:05,960 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 [2025-01-10 07:05:05,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:05,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:05,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:05,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:05,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:05,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:05,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:05,971 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:05,978 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2025-01-10 07:05:05,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:05,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:05,983 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:05,984 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2025-01-10 07:05:05,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:05,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:05,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:05,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:05,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:05,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:05,996 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:05,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:05,997 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:06,003 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:06,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:06,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:06,005 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:06,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2025-01-10 07:05:06,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:06,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:06,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:06,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:06,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:06,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:06,018 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:06,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:06,019 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:06,025 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:06,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:06,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:06,028 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:06,028 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2025-01-10 07:05:06,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:06,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:06,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:06,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:06,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:06,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:06,040 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:06,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:06,042 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:06,051 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:06,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:06,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:06,056 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:06,057 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2025-01-10 07:05:06,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:06,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:06,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:06,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:06,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:06,071 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:05:06,071 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:05:06,073 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:06,081 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2025-01-10 07:05:06,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:06,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:06,088 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:06,094 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2025-01-10 07:05:06,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:06,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:06,105 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:06,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:06,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:06,105 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:06,105 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:06,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:06,106 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:06,113 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2025-01-10 07:05:06,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:06,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:06,114 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:06,124 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2025-01-10 07:05:06,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:06,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:06,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:06,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:06,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:06,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:06,136 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:06,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:06,139 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:06,148 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2025-01-10 07:05:06,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:06,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:06,151 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:06,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2025-01-10 07:05:06,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:06,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:06,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:06,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:06,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:06,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:06,176 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:06,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:06,177 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:06,183 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:06,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:06,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:06,185 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:06,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2025-01-10 07:05:06,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:06,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:06,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:06,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:06,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:06,200 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:05:06,201 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:05:06,207 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:06,216 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2025-01-10 07:05:06,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:06,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:06,218 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:06,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2025-01-10 07:05:06,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:06,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:06,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:06,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:06,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:06,235 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:05:06,235 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:05:06,241 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:06,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:06,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:06,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:06,249 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:06,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2025-01-10 07:05:06,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:06,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:06,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:06,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:06,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:06,268 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:05:06,268 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:05:06,274 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:05:06,302 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2025-01-10 07:05:06,302 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2025-01-10 07:05:06,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:06,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:06,306 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:06,308 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2025-01-10 07:05:06,308 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:05:06,319 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2025-01-10 07:05:06,319 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:05:06,319 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_strcspn_~reject#1.base)_2, ULTIMATE.start_strcspn_~i~0#1) = 1*v_rep(select #length ULTIMATE.start_strcspn_~reject#1.base)_2 - 1*ULTIMATE.start_strcspn_~i~0#1 Supporting invariants [1*ULTIMATE.start_strcspn_~reject#1.offset >= 0] [2025-01-10 07:05:06,325 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2025-01-10 07:05:06,360 INFO L156 tatePredicateManager]: 10 out of 11 supporting invariants were superfluous and have been removed [2025-01-10 07:05:06,362 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-01-10 07:05:06,362 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-01-10 07:05:06,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:06,389 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-01-10 07:05:06,399 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-01-10 07:05:06,399 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:06,399 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:05:06,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-10 07:05:06,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:05:06,434 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:06,440 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:06,441 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:06,441 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:05:06,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-01-10 07:05:06,442 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:05:06,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:05:06,473 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2025-01-10 07:05:06,473 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 22 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:05:06,506 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 22 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 50 states and 56 transitions. Complement of second has 6 states. [2025-01-10 07:05:06,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2025-01-10 07:05:06,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:05:06,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 15 transitions. [2025-01-10 07:05:06,507 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 7 letters. Loop has 4 letters. [2025-01-10 07:05:06,507 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:05:06,507 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 11 letters. Loop has 4 letters. [2025-01-10 07:05:06,508 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:05:06,508 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 7 letters. Loop has 8 letters. [2025-01-10 07:05:06,508 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:05:06,508 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 56 transitions. [2025-01-10 07:05:06,509 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:05:06,509 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 32 states and 36 transitions. [2025-01-10 07:05:06,509 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2025-01-10 07:05:06,509 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2025-01-10 07:05:06,510 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 36 transitions. [2025-01-10 07:05:06,510 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-01-10 07:05:06,510 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32 states and 36 transitions. [2025-01-10 07:05:06,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 36 transitions. [2025-01-10 07:05:06,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 26. [2025-01-10 07:05:06,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 25 states have internal predecessors, (29), 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) [2025-01-10 07:05:06,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 29 transitions. [2025-01-10 07:05:06,511 INFO L240 hiAutomatonCegarLoop]: Abstraction has 26 states and 29 transitions. [2025-01-10 07:05:06,511 INFO L432 stractBuchiCegarLoop]: Abstraction has 26 states and 29 transitions. [2025-01-10 07:05:06,511 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-01-10 07:05:06,511 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 29 transitions. [2025-01-10 07:05:06,512 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:05:06,512 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:05:06,512 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:05:06,512 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:05:06,512 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-01-10 07:05:06,512 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~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~ret13#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out~0#1.base, main_~out~0#1.offset;havoc main_#t~nondet9#1;main_~in_len~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call write~int#1(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet11#1;main_~out_len~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call write~int#0(0, main_~out~0#1.base, main_~out~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~out~0#1.base, main_~out~0#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem2#1, strcspn_#t~mem3#1, strcspn_#t~mem4#1, strcspn_#t~mem5#1, strcspn_#t~pre6#1, strcspn_#t~pre7#1, strcspn_#t~pre8#1.base, strcspn_#t~pre8#1.offset, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~0#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~0#1 := 0;havoc strcspn_~i~0#1;" "call strcspn_#t~mem2#1 := read~int#1(strcspn_~s#1.base, strcspn_~s#1.offset, 1);" "assume 0 != strcspn_#t~mem2#1;havoc strcspn_#t~mem2#1;" "strcspn_~i~0#1 := 0;" "call strcspn_#t~mem3#1 := read~int#0(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1);" "assume !(0 != strcspn_#t~mem3#1);havoc strcspn_#t~mem3#1;" "strcspn_#t~pre7#1 := 1 + strcspn_~l~0#1;strcspn_~l~0#1 := 1 + strcspn_~l~0#1;havoc strcspn_#t~pre7#1;strcspn_#t~pre8#1.base, strcspn_#t~pre8#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre8#1.base, strcspn_#t~pre8#1.offset;" "call strcspn_#t~mem2#1 := read~int#1(strcspn_~s#1.base, strcspn_~s#1.offset, 1);" "assume 0 != strcspn_#t~mem2#1;havoc strcspn_#t~mem2#1;" "strcspn_~i~0#1 := 0;" [2025-01-10 07:05:06,512 INFO L754 eck$LassoCheckResult]: Loop: "call strcspn_#t~mem3#1 := read~int#0(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1);" "assume 0 != strcspn_#t~mem3#1;havoc strcspn_#t~mem3#1;" "call strcspn_#t~mem4#1 := read~int#1(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem5#1 := read~int#0(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1);" "assume !(strcspn_#t~mem4#1 == strcspn_#t~mem5#1);havoc strcspn_#t~mem4#1;havoc strcspn_#t~mem5#1;strcspn_#t~pre6#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre6#1;" [2025-01-10 07:05:06,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:06,513 INFO L85 PathProgramCache]: Analyzing trace with hash 1636397018, now seen corresponding path program 2 times [2025-01-10 07:05:06,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:05:06,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89748639] [2025-01-10 07:05:06,513 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:05:06,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:05:06,523 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 13 statements into 2 equivalence classes. [2025-01-10 07:05:06,546 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 13 of 13 statements. [2025-01-10 07:05:06,549 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-10 07:05:06,550 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:06,550 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:05:06,552 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-01-10 07:05:06,568 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-01-10 07:05:06,571 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:06,572 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:06,577 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:05:06,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:06,577 INFO L85 PathProgramCache]: Analyzing trace with hash 1757801, now seen corresponding path program 2 times [2025-01-10 07:05:06,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:05:06,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102137352] [2025-01-10 07:05:06,578 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:05:06,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:05:06,581 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:06,583 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:06,583 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-10 07:05:06,583 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:06,583 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:05:06,584 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:06,585 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:06,586 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:06,586 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:06,587 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:05:06,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:06,587 INFO L85 PathProgramCache]: Analyzing trace with hash -1656312382, now seen corresponding path program 1 times [2025-01-10 07:05:06,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:05:06,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86437988] [2025-01-10 07:05:06,588 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:05:06,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:05:06,594 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-01-10 07:05:06,604 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-01-10 07:05:06,605 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:06,605 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:05:06,909 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:05:06,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:05:06,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86437988] [2025-01-10 07:05:06,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86437988] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 07:05:06,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [330174819] [2025-01-10 07:05:06,911 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:05:06,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 07:05:06,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:06,915 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 07:05:06,926 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2025-01-10 07:05:06,960 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-01-10 07:05:06,973 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-01-10 07:05:06,973 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:06,973 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:05:06,974 INFO L256 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-01-10 07:05:06,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:05:07,076 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:05:07,076 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 07:05:07,131 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2025-01-10 07:05:07,131 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 11 [2025-01-10 07:05:07,134 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:05:07,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [330174819] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 07:05:07,134 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 07:05:07,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 15 [2025-01-10 07:05:07,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596328686] [2025-01-10 07:05:07,134 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 07:05:07,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:05:07,186 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2025-01-10 07:05:07,186 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2025-01-10 07:05:07,186 INFO L87 Difference]: Start difference. First operand 26 states and 29 transitions. cyclomatic complexity: 6 Second operand has 15 states, 15 states have (on average 2.2) internal successors, (33), 15 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) [2025-01-10 07:05:07,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:05:07,296 INFO L93 Difference]: Finished difference Result 49 states and 54 transitions. [2025-01-10 07:05:07,296 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 49 states and 54 transitions. [2025-01-10 07:05:07,297 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:05:07,297 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 49 states to 38 states and 41 transitions. [2025-01-10 07:05:07,297 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2025-01-10 07:05:07,297 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2025-01-10 07:05:07,297 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 41 transitions. [2025-01-10 07:05:07,298 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-01-10 07:05:07,298 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 41 transitions. [2025-01-10 07:05:07,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 41 transitions. [2025-01-10 07:05:07,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 29. [2025-01-10 07:05:07,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.103448275862069) internal successors, (32), 28 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) [2025-01-10 07:05:07,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2025-01-10 07:05:07,299 INFO L240 hiAutomatonCegarLoop]: Abstraction has 29 states and 32 transitions. [2025-01-10 07:05:07,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-10 07:05:07,300 INFO L432 stractBuchiCegarLoop]: Abstraction has 29 states and 32 transitions. [2025-01-10 07:05:07,300 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-01-10 07:05:07,300 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 32 transitions. [2025-01-10 07:05:07,301 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:05:07,301 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:05:07,301 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:05:07,301 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:05:07,301 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-01-10 07:05:07,301 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~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~ret13#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out~0#1.base, main_~out~0#1.offset;havoc main_#t~nondet9#1;main_~in_len~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call write~int#1(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet11#1;main_~out_len~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call write~int#0(0, main_~out~0#1.base, main_~out~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strcspn } true;strcspn_#in~s#1.base, strcspn_#in~s#1.offset, strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~out~0#1.base, main_~out~0#1.offset;havoc strcspn_#res#1;havoc strcspn_#t~mem2#1, strcspn_#t~mem3#1, strcspn_#t~mem4#1, strcspn_#t~mem5#1, strcspn_#t~pre6#1, strcspn_#t~pre7#1, strcspn_#t~pre8#1.base, strcspn_#t~pre8#1.offset, strcspn_~s#1.base, strcspn_~s#1.offset, strcspn_~reject#1.base, strcspn_~reject#1.offset, strcspn_~l~0#1, strcspn_~i~0#1;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_#in~s#1.base, strcspn_#in~s#1.offset;strcspn_~reject#1.base, strcspn_~reject#1.offset := strcspn_#in~reject#1.base, strcspn_#in~reject#1.offset;strcspn_~l~0#1 := 0;havoc strcspn_~i~0#1;" "call strcspn_#t~mem2#1 := read~int#1(strcspn_~s#1.base, strcspn_~s#1.offset, 1);" "assume 0 != strcspn_#t~mem2#1;havoc strcspn_#t~mem2#1;" "strcspn_~i~0#1 := 0;" "call strcspn_#t~mem3#1 := read~int#0(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1);" "assume 0 != strcspn_#t~mem3#1;havoc strcspn_#t~mem3#1;" "call strcspn_#t~mem4#1 := read~int#1(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem5#1 := read~int#0(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1);" "assume !(strcspn_#t~mem4#1 == strcspn_#t~mem5#1);havoc strcspn_#t~mem4#1;havoc strcspn_#t~mem5#1;strcspn_#t~pre6#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre6#1;" "call strcspn_#t~mem3#1 := read~int#0(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1);" "assume !(0 != strcspn_#t~mem3#1);havoc strcspn_#t~mem3#1;" "strcspn_#t~pre7#1 := 1 + strcspn_~l~0#1;strcspn_~l~0#1 := 1 + strcspn_~l~0#1;havoc strcspn_#t~pre7#1;strcspn_#t~pre8#1.base, strcspn_#t~pre8#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;strcspn_~s#1.base, strcspn_~s#1.offset := strcspn_~s#1.base, 1 + strcspn_~s#1.offset;havoc strcspn_#t~pre8#1.base, strcspn_#t~pre8#1.offset;" "call strcspn_#t~mem2#1 := read~int#1(strcspn_~s#1.base, strcspn_~s#1.offset, 1);" "assume 0 != strcspn_#t~mem2#1;havoc strcspn_#t~mem2#1;" "strcspn_~i~0#1 := 0;" [2025-01-10 07:05:07,301 INFO L754 eck$LassoCheckResult]: Loop: "call strcspn_#t~mem3#1 := read~int#0(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1);" "assume 0 != strcspn_#t~mem3#1;havoc strcspn_#t~mem3#1;" "call strcspn_#t~mem4#1 := read~int#1(strcspn_~s#1.base, strcspn_~s#1.offset, 1);call strcspn_#t~mem5#1 := read~int#0(strcspn_~reject#1.base, strcspn_~reject#1.offset + strcspn_~i~0#1, 1);" "assume !(strcspn_#t~mem4#1 == strcspn_#t~mem5#1);havoc strcspn_#t~mem4#1;havoc strcspn_#t~mem5#1;strcspn_#t~pre6#1 := 1 + strcspn_~i~0#1;strcspn_~i~0#1 := 1 + strcspn_~i~0#1;havoc strcspn_#t~pre6#1;" [2025-01-10 07:05:07,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:07,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1666238782, now seen corresponding path program 2 times [2025-01-10 07:05:07,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:05:07,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420647921] [2025-01-10 07:05:07,301 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:05:07,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:05:07,310 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 17 statements into 2 equivalence classes. [2025-01-10 07:05:07,317 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 17 of 17 statements. [2025-01-10 07:05:07,317 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-10 07:05:07,317 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:07,318 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:05:07,320 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-01-10 07:05:07,325 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-01-10 07:05:07,325 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:07,325 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:07,328 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:05:07,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:07,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1757801, now seen corresponding path program 3 times [2025-01-10 07:05:07,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:05:07,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679996742] [2025-01-10 07:05:07,328 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-10 07:05:07,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:05:07,364 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:07,366 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:07,366 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-01-10 07:05:07,366 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:07,366 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:05:07,367 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:07,367 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:07,367 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:07,367 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:07,369 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:07,371 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:05:07,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:07,371 INFO L85 PathProgramCache]: Analyzing trace with hash -1327578966, now seen corresponding path program 3 times [2025-01-10 07:05:07,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:05:07,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39256873] [2025-01-10 07:05:07,371 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-10 07:05:07,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:05:07,376 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 21 statements into 3 equivalence classes. [2025-01-10 07:05:07,388 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 21 of 21 statements. [2025-01-10 07:05:07,388 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-01-10 07:05:07,388 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:07,388 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:05:07,390 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-01-10 07:05:07,395 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-01-10 07:05:07,395 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:07,395 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:07,398 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:05:08,091 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:05:08,091 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:05:08,091 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:05:08,091 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:05:08,091 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:05:08,091 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:08,091 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:05:08,091 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:05:08,091 INFO L132 ssoRankerPreferences]: Filename of dumped script: strcspn.i_Iteration5_Lasso [2025-01-10 07:05:08,091 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:05:08,091 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:05:08,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,097 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,098 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,099 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,101 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,102 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,104 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,105 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,111 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,112 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,113 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,115 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,116 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,117 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,119 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,120 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,121 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,123 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,124 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,407 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,408 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,410 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:08,911 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:05:08,911 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:05:08,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:08,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:08,913 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:08,914 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2025-01-10 07:05:08,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:08,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:08,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:08,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:08,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:08,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:08,926 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:08,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:08,928 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:08,934 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2025-01-10 07:05:08,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:08,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:08,936 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:08,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2025-01-10 07:05:08,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:08,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:08,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:08,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:08,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:08,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:08,955 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:08,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:08,960 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:08,969 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2025-01-10 07:05:08,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:08,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:08,976 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:08,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2025-01-10 07:05:08,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:08,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:08,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:08,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:08,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:08,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,000 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:09,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:09,001 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,009 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2025-01-10 07:05:09,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,012 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2025-01-10 07:05:09,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:09,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,034 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:09,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:09,039 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,044 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2025-01-10 07:05:09,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,050 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2025-01-10 07:05:09,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:09,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,063 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:09,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:09,064 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,070 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2025-01-10 07:05:09,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,072 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2025-01-10 07:05:09,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:09,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,092 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,093 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:09,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:09,094 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,099 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2025-01-10 07:05:09,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,102 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,104 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2025-01-10 07:05:09,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,115 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:05:09,115 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:05:09,117 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,123 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2025-01-10 07:05:09,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,126 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2025-01-10 07:05:09,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:09,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,139 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:09,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:09,140 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,145 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:09,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,148 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2025-01-10 07:05:09,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:09,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,167 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:09,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:09,168 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,174 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:09,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,177 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2025-01-10 07:05:09,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:09,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,189 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:09,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:09,190 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,195 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:09,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,200 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2025-01-10 07:05:09,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:09,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,212 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:09,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:09,213 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,219 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:09,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,222 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2025-01-10 07:05:09,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:09,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,234 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:09,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:09,235 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,241 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:09,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,244 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2025-01-10 07:05:09,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:09,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,257 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,257 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:09,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:09,258 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,264 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:09,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,266 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,267 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2025-01-10 07:05:09,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:09,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,279 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:09,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:09,280 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,285 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:09,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,287 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2025-01-10 07:05:09,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:09,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:09,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:09,300 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,305 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:09,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,307 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,309 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2025-01-10 07:05:09,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:09,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:09,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:09,326 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,331 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:09,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,334 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2025-01-10 07:05:09,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:09,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,346 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:09,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:09,347 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,352 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:09,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,354 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,356 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2025-01-10 07:05:09,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:09,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,367 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:09,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:09,368 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,373 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:09,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,375 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2025-01-10 07:05:09,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:09,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,388 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:09,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:09,390 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,395 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2025-01-10 07:05:09,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,397 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,399 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2025-01-10 07:05:09,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,411 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:05:09,411 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:05:09,415 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,420 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2025-01-10 07:05:09,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,422 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,423 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2025-01-10 07:05:09,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,441 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:05:09,441 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:05:09,444 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:09,450 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:09,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,453 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2025-01-10 07:05:09,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:09,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:09,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:09,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:09,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:09,467 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:05:09,467 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:05:09,474 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:05:09,485 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2025-01-10 07:05:09,485 INFO L444 ModelExtractionUtils]: 4 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2025-01-10 07:05:09,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:09,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:09,487 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:09,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2025-01-10 07:05:09,490 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:05:09,502 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:05:09,502 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:05:09,502 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcspn_~i~0#1, v_rep(select #length ULTIMATE.start_main_#t~malloc12#1.base)_3, ULTIMATE.start_strcspn_~reject#1.offset) = -1*ULTIMATE.start_strcspn_~i~0#1 + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc12#1.base)_3 - 1*ULTIMATE.start_strcspn_~reject#1.offset Supporting invariants [] [2025-01-10 07:05:09,509 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2025-01-10 07:05:09,537 INFO L156 tatePredicateManager]: 12 out of 13 supporting invariants were superfluous and have been removed [2025-01-10 07:05:09,539 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-01-10 07:05:09,539 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-01-10 07:05:09,539 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~reject!offset [2025-01-10 07:05:09,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:09,562 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-01-10 07:05:09,571 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-01-10 07:05:09,572 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:09,572 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:05:09,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-01-10 07:05:09,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:05:09,622 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:09,624 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:09,624 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:09,624 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:05:09,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-10 07:05:09,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:05:09,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:05:09,648 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2025-01-10 07:05:09,648 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 29 states and 32 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2025-01-10 07:05:09,687 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 29 states and 32 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) Result 45 states and 50 transitions. Complement of second has 6 states. [2025-01-10 07:05:09,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2025-01-10 07:05:09,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2025-01-10 07:05:09,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 15 transitions. [2025-01-10 07:05:09,688 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 17 letters. Loop has 4 letters. [2025-01-10 07:05:09,689 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:05:09,689 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-01-10 07:05:09,702 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:09,715 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-01-10 07:05:09,725 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-01-10 07:05:09,725 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:09,725 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:05:09,725 INFO L256 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-01-10 07:05:09,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:05:09,761 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:09,763 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:09,763 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:09,763 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:05:09,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-10 07:05:09,764 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:05:09,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:05:09,791 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 2 loop predicates [2025-01-10 07:05:09,791 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 29 states and 32 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2025-01-10 07:05:09,820 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 29 states and 32 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) Result 45 states and 50 transitions. Complement of second has 6 states. [2025-01-10 07:05:09,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2025-01-10 07:05:09,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2025-01-10 07:05:09,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 15 transitions. [2025-01-10 07:05:09,827 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 17 letters. Loop has 4 letters. [2025-01-10 07:05:09,827 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:05:09,827 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-01-10 07:05:09,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:09,852 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-01-10 07:05:09,861 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-01-10 07:05:09,862 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:09,862 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:05:09,862 INFO L256 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-01-10 07:05:09,863 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:05:09,901 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:09,903 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:09,903 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:09,903 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:05:09,903 INFO L256 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-10 07:05:09,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:05:09,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:05:09,935 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2025-01-10 07:05:09,935 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 29 states and 32 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2025-01-10 07:05:09,973 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 29 states and 32 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) Result 47 states and 54 transitions. Complement of second has 5 states. [2025-01-10 07:05:09,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2025-01-10 07:05:09,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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) [2025-01-10 07:05:09,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 22 transitions. [2025-01-10 07:05:09,974 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 17 letters. Loop has 4 letters. [2025-01-10 07:05:09,974 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:05:09,974 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 21 letters. Loop has 4 letters. [2025-01-10 07:05:09,975 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:05:09,975 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 17 letters. Loop has 8 letters. [2025-01-10 07:05:09,975 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:05:09,975 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47 states and 54 transitions. [2025-01-10 07:05:09,976 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:05:09,976 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47 states to 0 states and 0 transitions. [2025-01-10 07:05:09,976 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-01-10 07:05:09,976 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-01-10 07:05:09,976 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-01-10 07:05:09,976 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:05:09,977 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:05:09,977 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:05:09,977 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:05:09,977 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-01-10 07:05:09,977 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-01-10 07:05:09,977 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:05:09,977 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-01-10 07:05:09,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.01 07:05:09 BoogieIcfgContainer [2025-01-10 07:05:09,981 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-01-10 07:05:09,982 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-10 07:05:09,982 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-10 07:05:09,982 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-10 07:05:09,982 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:05:01" (3/4) ... [2025-01-10 07:05:09,983 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-10 07:05:09,984 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-10 07:05:09,984 INFO L158 Benchmark]: Toolchain (without parser) took 8680.71ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 105.9MB in the beginning and 111.0MB in the end (delta: -5.1MB). Peak memory consumption was 155.1MB. Max. memory is 16.1GB. [2025-01-10 07:05:09,984 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 114.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:05:09,985 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.13ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 89.4MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-10 07:05:09,985 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.38ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 87.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:05:09,985 INFO L158 Benchmark]: Boogie Preprocessor took 34.46ms. Allocated memory is still 142.6MB. Free memory was 87.7MB in the beginning and 86.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:05:09,985 INFO L158 Benchmark]: RCFGBuilder took 248.85ms. Allocated memory is still 142.6MB. Free memory was 86.0MB in the beginning and 74.4MB in the end (delta: 11.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-10 07:05:09,985 INFO L158 Benchmark]: BuchiAutomizer took 8073.01ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 74.4MB in the beginning and 111.0MB in the end (delta: -36.6MB). Peak memory consumption was 121.6MB. Max. memory is 16.1GB. [2025-01-10 07:05:09,985 INFO L158 Benchmark]: Witness Printer took 2.05ms. Allocated memory is still 302.0MB. Free memory was 111.0MB in the beginning and 111.0MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:05:09,986 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 114.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.13ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 89.4MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.38ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 87.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.46ms. Allocated memory is still 142.6MB. Free memory was 87.7MB in the beginning and 86.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 248.85ms. Allocated memory is still 142.6MB. Free memory was 86.0MB in the beginning and 74.4MB in the end (delta: 11.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 8073.01ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 74.4MB in the beginning and 111.0MB in the end (delta: -36.6MB). Peak memory consumption was 121.6MB. Max. memory is 16.1GB. * Witness Printer took 2.05ms. Allocated memory is still 302.0MB. Free memory was 111.0MB in the beginning and 111.0MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s!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: ~reject!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (2 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. One nondeterministic module has affine ranking function null and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 15 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.0s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 7.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 15 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 113 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 113 mSDsluCounter, 205 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 113 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 124 IncrementalHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 92 mSDtfsCounter, 124 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital236 mio100 ax100 hnf100 lsp97 ukn66 mio100 lsp29 div100 bol100 ite100 ukn100 eq149 hnf93 smp98 dnf289 smp90 tf100 neg100 sie109 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 22ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-01-10 07:05:09,995 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:10,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:10,400 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE