./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-15/cstrncpy_mixed_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 48c9605d 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-15/cstrncpy_mixed_alloca.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 99fa7faeff0fbb15c403f314a2e472d357eac4283760e9e7213aeabb8b292c8a --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 14:27:18,055 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 14:27:18,093 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2025-02-08 14:27:18,096 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 14:27:18,096 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 14:27:18,096 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-02-08 14:27:18,111 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 14:27:18,111 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 14:27:18,111 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 14:27:18,112 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 14:27:18,112 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 14:27:18,112 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 14:27:18,112 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 14:27:18,112 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 14:27:18,112 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-02-08 14:27:18,112 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-02-08 14:27:18,112 INFO L153 SettingsManager]: * Use old map elimination=false [2025-02-08 14:27:18,112 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-02-08 14:27:18,112 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-02-08 14:27:18,112 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-02-08 14:27:18,112 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 14:27:18,112 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-02-08 14:27:18,113 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 14:27:18,113 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 14:27:18,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-02-08 14:27:18,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-02-08 14:27:18,113 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-02-08 14:27:18,113 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 14:27:18,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 14:27:18,113 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-02-08 14:27:18,113 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 14:27:18,113 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 14:27:18,113 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 14:27:18,113 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 14:27:18,113 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 14:27:18,113 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 14:27:18,113 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-02-08 14:27:18,113 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 -> 99fa7faeff0fbb15c403f314a2e472d357eac4283760e9e7213aeabb8b292c8a [2025-02-08 14:27:18,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 14:27:18,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 14:27:18,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 14:27:18,304 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 14:27:18,305 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 14:27:18,305 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-15/cstrncpy_mixed_alloca.i [2025-02-08 14:27:19,524 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/9eb80380a/39a0ddd5b55249c8b7e563cf2c74a12c/FLAG2021ae414 [2025-02-08 14:27:19,874 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 14:27:19,876 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/termination-15/cstrncpy_mixed_alloca.i [2025-02-08 14:27:19,886 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/9eb80380a/39a0ddd5b55249c8b7e563cf2c74a12c/FLAG2021ae414 [2025-02-08 14:27:20,112 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/9eb80380a/39a0ddd5b55249c8b7e563cf2c74a12c [2025-02-08 14:27:20,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 14:27:20,115 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 14:27:20,117 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 14:27:20,120 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 14:27:20,125 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 14:27:20,125 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:27:20" (1/1) ... [2025-02-08 14:27:20,126 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@207b3483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:27:20, skipping insertion in model container [2025-02-08 14:27:20,127 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:27:20" (1/1) ... [2025-02-08 14:27:20,148 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 14:27:20,370 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:27:20,378 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 14:27:20,402 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:27:20,421 INFO L204 MainTranslator]: Completed translation [2025-02-08 14:27:20,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:27:20 WrapperNode [2025-02-08 14:27:20,421 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 14:27:20,425 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 14:27:20,425 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 14:27:20,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 14:27:20,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:27:20" (1/1) ... [2025-02-08 14:27:20,436 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:27:20" (1/1) ... [2025-02-08 14:27:20,456 INFO L138 Inliner]: procedures = 152, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 71 [2025-02-08 14:27:20,456 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 14:27:20,457 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 14:27:20,457 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 14:27:20,457 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 14:27:20,463 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:27:20" (1/1) ... [2025-02-08 14:27:20,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:27:20" (1/1) ... [2025-02-08 14:27:20,466 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:27:20" (1/1) ... [2025-02-08 14:27:20,479 INFO L175 MemorySlicer]: Split 4 memory accesses to 2 slices as follows [2, 2]. 50 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 3 writes are split as follows [1, 2]. [2025-02-08 14:27:20,482 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:27:20" (1/1) ... [2025-02-08 14:27:20,482 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:27:20" (1/1) ... [2025-02-08 14:27:20,485 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:27:20" (1/1) ... [2025-02-08 14:27:20,486 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:27:20" (1/1) ... [2025-02-08 14:27:20,486 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:27:20" (1/1) ... [2025-02-08 14:27:20,490 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:27:20" (1/1) ... [2025-02-08 14:27:20,491 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 14:27:20,492 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 14:27:20,492 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 14:27:20,492 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 14:27:20,493 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:27:20" (1/1) ... [2025-02-08 14:27:20,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:20,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:20,524 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) [2025-02-08 14:27:20,529 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 [2025-02-08 14:27:20,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 14:27:20,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 14:27:20,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 14:27:20,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 14:27:20,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 14:27:20,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 14:27:20,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 14:27:20,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 14:27:20,613 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 14:27:20,614 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 14:27:20,726 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L391: call ULTIMATE.dealloc(main_#t~malloc213#1.base, main_#t~malloc213#1.offset);havoc main_#t~malloc213#1.base, main_#t~malloc213#1.offset;call ULTIMATE.dealloc(main_#t~malloc214#1.base, main_#t~malloc214#1.offset);havoc main_#t~malloc214#1.base, main_#t~malloc214#1.offset; [2025-02-08 14:27:20,737 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2025-02-08 14:27:20,737 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 14:27:20,745 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 14:27:20,746 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 14:27:20,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:27:20 BoogieIcfgContainer [2025-02-08 14:27:20,747 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 14:27:20,748 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-02-08 14:27:20,748 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-02-08 14:27:20,752 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-02-08 14:27:20,753 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:27:20,753 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.02 02:27:20" (1/3) ... [2025-02-08 14:27:20,754 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7b41f2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:27:20, skipping insertion in model container [2025-02-08 14:27:20,754 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:27:20,754 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:27:20" (2/3) ... [2025-02-08 14:27:20,754 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7b41f2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:27:20, skipping insertion in model container [2025-02-08 14:27:20,755 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:27:20,755 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:27:20" (3/3) ... [2025-02-08 14:27:20,756 INFO L363 chiAutomizerObserver]: Analyzing ICFG cstrncpy_mixed_alloca.i [2025-02-08 14:27:20,796 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-02-08 14:27:20,797 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-02-08 14:27:20,797 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-02-08 14:27:20,798 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-02-08 14:27:20,798 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-02-08 14:27:20,798 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-02-08 14:27:20,798 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-02-08 14:27:20,799 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-02-08 14:27:20,803 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:27:20,813 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2025-02-08 14:27:20,814 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:27:20,814 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:27:20,817 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2025-02-08 14:27:20,817 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-02-08 14:27:20,817 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-02-08 14:27:20,817 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:27:20,819 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2025-02-08 14:27:20,819 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:27:20,819 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:27:20,819 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2025-02-08 14:27:20,819 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-02-08 14:27:20,824 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~nondet211#1, main_#t~nondet212#1, main_#t~malloc213#1.base, main_#t~malloc213#1.offset, main_#t~malloc214#1.base, main_#t~malloc214#1.offset, main_#t~ret215#1.base, main_#t~ret215#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;havoc main_#t~nondet211#1;main_~length~0#1 := main_#t~nondet211#1;havoc main_#t~nondet211#1;havoc main_#t~nondet212#1;main_~n~0#1 := main_#t~nondet212#1;havoc main_#t~nondet212#1;" "assume !(main_~length~0#1 < 1);" "assume main_~n~0#1 < 1;main_~n~0#1 := 1;" "call main_#t~malloc213#1.base, main_#t~malloc213#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 18446744073709551616);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc213#1.base, main_#t~malloc213#1.offset;call main_#t~malloc214#1.base, main_#t~malloc214#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 18446744073709551616);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc214#1.base, main_#t~malloc214#1.offset;call write~int#0(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset + (main_~n~0#1 - 1);assume { :begin_inline_cstrncpy } true;cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset, cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset, cstrncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstrncpy_#res#1.base, cstrncpy_#res#1.offset;havoc cstrncpy_#t~post205#1, cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset, cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset, cstrncpy_#t~mem208#1, cstrncpy_#t~post209#1, cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset, cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset, cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset, cstrncpy_~n#1, cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset, cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset, cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset, cstrncpy_~n2~0#1;cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset := cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset;cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset := cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset;cstrncpy_~n#1 := cstrncpy_#in~n#1;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset;havoc cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset;havoc cstrncpy_~n2~0#1;" [2025-02-08 14:27:20,824 INFO L754 eck$LassoCheckResult]: Loop: "assume cstrncpy_~n#1 > 0;cstrncpy_#t~post205#1 := cstrncpy_~n#1;cstrncpy_~n#1 := cstrncpy_#t~post205#1 - 1;havoc cstrncpy_#t~post205#1;cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset := cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset - 1;cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset := cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_#t~post207#1.base, 1 + cstrncpy_#t~post207#1.offset;call cstrncpy_#t~mem208#1 := read~int#0(cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset, 1);call write~int#1(cstrncpy_#t~mem208#1, cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset, 1);" "assume !(0 == cstrncpy_#t~mem208#1);havoc cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset;havoc cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset;havoc cstrncpy_#t~mem208#1;" [2025-02-08 14:27:20,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:27:20,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1507327, now seen corresponding path program 1 times [2025-02-08 14:27:20,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:27:20,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717610554] [2025-02-08 14:27:20,835 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:27:20,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:27:20,893 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-08 14:27:20,920 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-08 14:27:20,921 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:20,921 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:27:20,921 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:27:20,925 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-08 14:27:20,944 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-08 14:27:20,944 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:20,944 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:27:20,962 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:27:20,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:27:20,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1344, now seen corresponding path program 1 times [2025-02-08 14:27:20,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:27:20,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849892349] [2025-02-08 14:27:20,964 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:27:20,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:27:20,969 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:27:20,972 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:27:20,972 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:20,973 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:27:20,973 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:27:20,974 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:27:20,977 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:27:20,977 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:20,977 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:27:20,979 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:27:20,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:27:20,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1448541630, now seen corresponding path program 1 times [2025-02-08 14:27:20,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:27:20,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973035749] [2025-02-08 14:27:20,980 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:27:20,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:27:20,992 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-08 14:27:21,011 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-08 14:27:21,011 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:21,011 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:27:21,011 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:27:21,015 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-08 14:27:21,035 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-08 14:27:21,035 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:21,036 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:27:21,041 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:27:21,735 INFO L204 LassoAnalysis]: Preferences: [2025-02-08 14:27:21,735 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-08 14:27:21,735 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-08 14:27:21,735 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-08 14:27:21,735 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-08 14:27:21,736 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:21,736 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-08 14:27:21,736 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-08 14:27:21,736 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrncpy_mixed_alloca.i_Iteration1_Lasso [2025-02-08 14:27:21,736 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-08 14:27:21,736 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-08 14:27:21,745 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:21,749 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:21,751 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:21,752 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:21,754 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:21,755 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:21,757 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:21,759 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:21,760 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:21,762 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:21,764 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:21,766 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:21,768 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:21,770 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:22,040 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:22,043 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:22,045 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:22,047 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:22,050 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:22,051 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:22,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:22,055 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:22,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:22,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:22,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:22,069 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:22,071 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:22,073 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:22,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:22,076 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:22,330 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-08 14:27:22,332 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-08 14:27:22,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,335 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) [2025-02-08 14:27:22,339 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 [2025-02-08 14:27:22,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:22,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:22,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:22,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:22,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:22,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:22,354 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:22,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:22,355 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:22,361 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2025-02-08 14:27:22,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,365 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) [2025-02-08 14:27:22,366 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 [2025-02-08 14:27:22,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:22,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:22,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:22,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:22,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:22,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:22,378 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:22,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:22,379 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:22,385 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 [2025-02-08 14:27:22,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,387 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) [2025-02-08 14:27:22,389 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 [2025-02-08 14:27:22,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:22,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:22,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:22,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:22,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:22,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:22,400 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:22,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:22,401 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:22,411 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 [2025-02-08 14:27:22,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,416 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) [2025-02-08 14:27:22,418 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 [2025-02-08 14:27:22,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:22,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:22,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:22,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:22,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:22,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:22,430 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:22,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:22,431 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:22,436 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2025-02-08 14:27:22,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,438 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) [2025-02-08 14:27:22,443 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 [2025-02-08 14:27:22,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:22,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:22,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:22,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:22,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:22,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:22,455 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:22,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:22,459 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:22,467 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 [2025-02-08 14:27:22,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,469 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) [2025-02-08 14:27:22,470 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 [2025-02-08 14:27:22,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:22,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:22,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:22,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:22,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:22,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:22,482 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:22,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:22,483 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:22,488 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 [2025-02-08 14:27:22,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,490 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) [2025-02-08 14:27:22,495 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 [2025-02-08 14:27:22,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:22,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:22,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:22,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:22,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:22,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:22,506 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:22,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:22,507 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:22,512 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2025-02-08 14:27:22,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,514 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) [2025-02-08 14:27:22,518 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 [2025-02-08 14:27:22,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:22,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:22,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:22,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:22,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:22,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:22,529 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:22,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:22,530 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:22,535 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 [2025-02-08 14:27:22,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,537 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) [2025-02-08 14:27:22,538 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 [2025-02-08 14:27:22,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:22,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:22,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:22,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:22,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:22,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:22,550 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:22,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:22,551 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:22,557 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 [2025-02-08 14:27:22,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,560 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) [2025-02-08 14:27:22,561 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 [2025-02-08 14:27:22,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:22,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:22,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:22,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:22,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:22,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:22,575 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:22,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:22,578 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:22,584 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2025-02-08 14:27:22,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,586 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) [2025-02-08 14:27:22,587 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 [2025-02-08 14:27:22,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:22,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:22,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:22,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:22,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:22,600 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:27:22,600 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:27:22,602 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:22,608 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 [2025-02-08 14:27:22,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,611 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) [2025-02-08 14:27:22,613 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 [2025-02-08 14:27:22,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:22,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:22,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:22,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:22,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:22,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:22,627 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:22,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:22,629 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:22,634 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 [2025-02-08 14:27:22,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,637 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) [2025-02-08 14:27:22,638 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 [2025-02-08 14:27:22,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:22,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:22,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:22,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:22,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:22,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:22,650 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:22,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:22,656 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:22,663 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 [2025-02-08 14:27:22,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,666 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) [2025-02-08 14:27:22,667 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 [2025-02-08 14:27:22,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:22,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:22,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:22,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:22,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:22,680 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:27:22,680 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:27:22,684 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:22,697 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 [2025-02-08 14:27:22,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,700 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) [2025-02-08 14:27:22,700 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 [2025-02-08 14:27:22,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:22,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:22,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:22,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:22,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:22,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:22,718 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:22,718 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:22,722 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:22,736 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2025-02-08 14:27:22,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,739 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) [2025-02-08 14:27:22,740 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 [2025-02-08 14:27:22,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:22,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:22,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:22,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:22,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:22,758 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:27:22,758 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:27:22,764 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:22,771 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2025-02-08 14:27:22,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,775 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) [2025-02-08 14:27:22,777 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 [2025-02-08 14:27:22,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:22,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:22,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:22,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:22,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:22,793 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:27:22,794 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:27:22,800 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-08 14:27:22,820 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2025-02-08 14:27:22,822 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2025-02-08 14:27:22,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:22,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:22,828 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) [2025-02-08 14:27:22,830 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 [2025-02-08 14:27:22,830 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-08 14:27:22,842 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-02-08 14:27:22,842 INFO L474 LassoAnalysis]: Proved termination. [2025-02-08 14:27:22,842 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_cstrncpy_~dst~0#1.base)_1, ULTIMATE.start_cstrncpy_~dst~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_cstrncpy_~dst~0#1.base)_1 + 2*ULTIMATE.start_cstrncpy_~dst~0#1.offset Supporting invariants [] [2025-02-08 14:27:22,849 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2025-02-08 14:27:22,873 INFO L156 tatePredicateManager]: 10 out of 10 supporting invariants were superfluous and have been removed [2025-02-08 14:27:22,878 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-02-08 14:27:22,878 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-02-08 14:27:22,879 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dst~0!offset [2025-02-08 14:27:22,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:27:22,904 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-08 14:27:22,918 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-08 14:27:22,918 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:22,918 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:27:22,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-08 14:27:22,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:27:22,934 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:27:22,940 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:27:22,940 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:22,940 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:27:22,941 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-02-08 14:27:22,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:27:22,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:27:22,988 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-02-08 14:27:22,989 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:27:23,016 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 18 states and 26 transitions. Complement of second has 5 states. [2025-02-08 14:27:23,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2025-02-08 14:27:23,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:27:23,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 11 transitions. [2025-02-08 14:27:23,031 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 4 letters. Loop has 2 letters. [2025-02-08 14:27:23,032 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:27:23,033 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 6 letters. Loop has 2 letters. [2025-02-08 14:27:23,033 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:27:23,033 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 4 letters. Loop has 4 letters. [2025-02-08 14:27:23,033 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:27:23,034 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 26 transitions. [2025-02-08 14:27:23,035 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-08 14:27:23,037 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 10 states and 13 transitions. [2025-02-08 14:27:23,038 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2025-02-08 14:27:23,038 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2025-02-08 14:27:23,038 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2025-02-08 14:27:23,039 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-08 14:27:23,039 INFO L218 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2025-02-08 14:27:23,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2025-02-08 14:27:23,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2025-02-08 14:27:23,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:27:23,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 12 transitions. [2025-02-08 14:27:23,054 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 12 transitions. [2025-02-08 14:27:23,054 INFO L432 stractBuchiCegarLoop]: Abstraction has 9 states and 12 transitions. [2025-02-08 14:27:23,054 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-02-08 14:27:23,054 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 12 transitions. [2025-02-08 14:27:23,054 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-08 14:27:23,054 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:27:23,054 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:27:23,054 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2025-02-08 14:27:23,055 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-02-08 14:27:23,055 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~nondet211#1, main_#t~nondet212#1, main_#t~malloc213#1.base, main_#t~malloc213#1.offset, main_#t~malloc214#1.base, main_#t~malloc214#1.offset, main_#t~ret215#1.base, main_#t~ret215#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;havoc main_#t~nondet211#1;main_~length~0#1 := main_#t~nondet211#1;havoc main_#t~nondet211#1;havoc main_#t~nondet212#1;main_~n~0#1 := main_#t~nondet212#1;havoc main_#t~nondet212#1;" "assume !(main_~length~0#1 < 1);" "assume main_~n~0#1 < 1;main_~n~0#1 := 1;" "call main_#t~malloc213#1.base, main_#t~malloc213#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 18446744073709551616);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc213#1.base, main_#t~malloc213#1.offset;call main_#t~malloc214#1.base, main_#t~malloc214#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 18446744073709551616);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc214#1.base, main_#t~malloc214#1.offset;call write~int#0(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset + (main_~n~0#1 - 1);assume { :begin_inline_cstrncpy } true;cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset, cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset, cstrncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstrncpy_#res#1.base, cstrncpy_#res#1.offset;havoc cstrncpy_#t~post205#1, cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset, cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset, cstrncpy_#t~mem208#1, cstrncpy_#t~post209#1, cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset, cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset, cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset, cstrncpy_~n#1, cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset, cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset, cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset, cstrncpy_~n2~0#1;cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset := cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset;cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset := cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset;cstrncpy_~n#1 := cstrncpy_#in~n#1;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset;havoc cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset;havoc cstrncpy_~n2~0#1;" "assume cstrncpy_~n#1 > 0;cstrncpy_#t~post205#1 := cstrncpy_~n#1;cstrncpy_~n#1 := cstrncpy_#t~post205#1 - 1;havoc cstrncpy_#t~post205#1;cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset := cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset - 1;cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset := cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_#t~post207#1.base, 1 + cstrncpy_#t~post207#1.offset;call cstrncpy_#t~mem208#1 := read~int#0(cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset, 1);call write~int#1(cstrncpy_#t~mem208#1, cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset, 1);" "assume 0 == cstrncpy_#t~mem208#1;havoc cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset;havoc cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset;havoc cstrncpy_#t~mem208#1;cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset := cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset;cstrncpy_~n2~0#1 := cstrncpy_~n#1;" [2025-02-08 14:27:23,055 INFO L754 eck$LassoCheckResult]: Loop: "assume true;cstrncpy_#t~post209#1 := cstrncpy_~n2~0#1;cstrncpy_~n2~0#1 := cstrncpy_#t~post209#1 - 1;" "assume 0 != cstrncpy_#t~post209#1;havoc cstrncpy_#t~post209#1;cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset := cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset;cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset := cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset - 1;call write~int#1(0, cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset, 1);" [2025-02-08 14:27:23,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:27:23,055 INFO L85 PathProgramCache]: Analyzing trace with hash 1448541629, now seen corresponding path program 1 times [2025-02-08 14:27:23,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:27:23,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488637160] [2025-02-08 14:27:23,055 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:27:23,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:27:23,061 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-08 14:27:23,078 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-08 14:27:23,079 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:23,079 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:27:23,079 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:27:23,082 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-08 14:27:23,101 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-08 14:27:23,101 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:23,101 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:27:23,107 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:27:23,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:27:23,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1216, now seen corresponding path program 1 times [2025-02-08 14:27:23,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:27:23,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680739701] [2025-02-08 14:27:23,108 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:27:23,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:27:23,114 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:27:23,120 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:27:23,123 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:23,124 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:27:23,124 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:27:23,125 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:27:23,127 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:27:23,127 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:23,127 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:27:23,132 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:27:23,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:27:23,133 INFO L85 PathProgramCache]: Analyzing trace with hash 479101820, now seen corresponding path program 1 times [2025-02-08 14:27:23,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:27:23,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601540091] [2025-02-08 14:27:23,133 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:27:23,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:27:23,152 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-08 14:27:23,171 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-08 14:27:23,172 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:23,172 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:27:23,256 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2025-02-08 14:27:23,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:27:23,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 14:27:23,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601540091] [2025-02-08 14:27:23,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601540091] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 14:27:23,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 14:27:23,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-08 14:27:23,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170572700] [2025-02-08 14:27:23,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 14:27:23,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 14:27:23,530 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-08 14:27:23,530 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-02-08 14:27:23,531 INFO L87 Difference]: Start difference. First operand 9 states and 12 transitions. cyclomatic complexity: 5 Second operand has 6 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:27:23,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-08 14:27:23,564 INFO L93 Difference]: Finished difference Result 15 states and 17 transitions. [2025-02-08 14:27:23,564 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 17 transitions. [2025-02-08 14:27:23,565 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-08 14:27:23,565 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 9 states and 11 transitions. [2025-02-08 14:27:23,565 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2025-02-08 14:27:23,565 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2025-02-08 14:27:23,565 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2025-02-08 14:27:23,565 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-08 14:27:23,565 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2025-02-08 14:27:23,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2025-02-08 14:27:23,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2025-02-08 14:27:23,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 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) [2025-02-08 14:27:23,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2025-02-08 14:27:23,566 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2025-02-08 14:27:23,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-08 14:27:23,567 INFO L432 stractBuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2025-02-08 14:27:23,567 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-02-08 14:27:23,568 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 11 transitions. [2025-02-08 14:27:23,568 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-08 14:27:23,568 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:27:23,568 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:27:23,568 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2025-02-08 14:27:23,568 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-02-08 14:27:23,568 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~nondet211#1, main_#t~nondet212#1, main_#t~malloc213#1.base, main_#t~malloc213#1.offset, main_#t~malloc214#1.base, main_#t~malloc214#1.offset, main_#t~ret215#1.base, main_#t~ret215#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;havoc main_#t~nondet211#1;main_~length~0#1 := main_#t~nondet211#1;havoc main_#t~nondet211#1;havoc main_#t~nondet212#1;main_~n~0#1 := main_#t~nondet212#1;havoc main_#t~nondet212#1;" "assume !(main_~length~0#1 < 1);" "assume !(main_~n~0#1 < 1);" "call main_#t~malloc213#1.base, main_#t~malloc213#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 18446744073709551616);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc213#1.base, main_#t~malloc213#1.offset;call main_#t~malloc214#1.base, main_#t~malloc214#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 18446744073709551616);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc214#1.base, main_#t~malloc214#1.offset;call write~int#0(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset + (main_~n~0#1 - 1);assume { :begin_inline_cstrncpy } true;cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset, cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset, cstrncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstrncpy_#res#1.base, cstrncpy_#res#1.offset;havoc cstrncpy_#t~post205#1, cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset, cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset, cstrncpy_#t~mem208#1, cstrncpy_#t~post209#1, cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset, cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset, cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset, cstrncpy_~n#1, cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset, cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset, cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset, cstrncpy_~n2~0#1;cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset := cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset;cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset := cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset;cstrncpy_~n#1 := cstrncpy_#in~n#1;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset;havoc cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset;havoc cstrncpy_~n2~0#1;" "assume cstrncpy_~n#1 > 0;cstrncpy_#t~post205#1 := cstrncpy_~n#1;cstrncpy_~n#1 := cstrncpy_#t~post205#1 - 1;havoc cstrncpy_#t~post205#1;cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset := cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset - 1;cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset := cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_#t~post207#1.base, 1 + cstrncpy_#t~post207#1.offset;call cstrncpy_#t~mem208#1 := read~int#0(cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset, 1);call write~int#1(cstrncpy_#t~mem208#1, cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset, 1);" "assume 0 == cstrncpy_#t~mem208#1;havoc cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset;havoc cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset;havoc cstrncpy_#t~mem208#1;cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset := cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset;cstrncpy_~n2~0#1 := cstrncpy_~n#1;" [2025-02-08 14:27:23,568 INFO L754 eck$LassoCheckResult]: Loop: "assume true;cstrncpy_#t~post209#1 := cstrncpy_~n2~0#1;cstrncpy_~n2~0#1 := cstrncpy_#t~post209#1 - 1;" "assume 0 != cstrncpy_#t~post209#1;havoc cstrncpy_#t~post209#1;cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset := cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset;cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset := cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset - 1;call write~int#1(0, cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset, 1);" [2025-02-08 14:27:23,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:27:23,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1448571420, now seen corresponding path program 1 times [2025-02-08 14:27:23,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:27:23,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292245851] [2025-02-08 14:27:23,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:27:23,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:27:23,576 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-08 14:27:23,583 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-08 14:27:23,583 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:23,583 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:27:23,583 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:27:23,588 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-08 14:27:23,597 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-08 14:27:23,597 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:23,597 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:27:23,601 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:27:23,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:27:23,601 INFO L85 PathProgramCache]: Analyzing trace with hash 1216, now seen corresponding path program 2 times [2025-02-08 14:27:23,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:27:23,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101780352] [2025-02-08 14:27:23,602 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-08 14:27:23,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:27:23,606 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:27:23,607 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:27:23,607 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-08 14:27:23,607 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:27:23,607 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:27:23,608 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:27:23,610 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:27:23,610 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:23,610 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:27:23,611 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:27:23,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:27:23,612 INFO L85 PathProgramCache]: Analyzing trace with hash 507730971, now seen corresponding path program 1 times [2025-02-08 14:27:23,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:27:23,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64092446] [2025-02-08 14:27:23,612 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:27:23,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:27:23,619 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-08 14:27:23,631 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-08 14:27:23,631 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:23,631 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:27:23,632 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:27:23,636 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-08 14:27:23,643 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-08 14:27:23,643 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:23,643 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:27:23,646 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:27:24,364 INFO L204 LassoAnalysis]: Preferences: [2025-02-08 14:27:24,364 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-08 14:27:24,364 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-08 14:27:24,364 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-08 14:27:24,364 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-08 14:27:24,365 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:24,365 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-08 14:27:24,365 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-08 14:27:24,365 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrncpy_mixed_alloca.i_Iteration3_Lasso [2025-02-08 14:27:24,365 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-08 14:27:24,365 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-08 14:27:24,367 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,368 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,370 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,371 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,373 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,374 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,376 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,377 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,378 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,380 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,381 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,383 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,384 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,386 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,654 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,659 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,661 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,663 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,665 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,666 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,669 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,672 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,678 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,683 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,684 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,688 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:24,689 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:27:25,006 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-08 14:27:25,006 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-08 14:27:25,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:25,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:25,012 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) [2025-02-08 14:27:25,013 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 [2025-02-08 14:27:25,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:25,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:25,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:25,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:25,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:25,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:25,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:25,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:25,026 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:25,031 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 [2025-02-08 14:27:25,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:25,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:25,034 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) [2025-02-08 14:27:25,035 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 [2025-02-08 14:27:25,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:25,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:25,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:25,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:25,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:25,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:25,046 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:25,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:25,047 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:25,052 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 [2025-02-08 14:27:25,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:25,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:25,057 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) [2025-02-08 14:27:25,059 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 [2025-02-08 14:27:25,059 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 [2025-02-08 14:27:25,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:25,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:25,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:25,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:25,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:25,073 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:25,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:25,074 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:25,080 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 [2025-02-08 14:27:25,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:25,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:25,082 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) [2025-02-08 14:27:25,083 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 [2025-02-08 14:27:25,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:25,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:25,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:25,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:25,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:25,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:25,095 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:25,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:25,096 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:25,102 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2025-02-08 14:27:25,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:25,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:25,104 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) [2025-02-08 14:27:25,106 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 [2025-02-08 14:27:25,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:25,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:25,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:25,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:25,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:25,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:25,117 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:25,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:25,118 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:25,124 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2025-02-08 14:27:25,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:25,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:25,126 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) [2025-02-08 14:27:25,127 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 [2025-02-08 14:27:25,129 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 [2025-02-08 14:27:25,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:25,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:25,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:25,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:25,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:25,139 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:25,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:25,140 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:25,146 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 [2025-02-08 14:27:25,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:25,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:25,149 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) [2025-02-08 14:27:25,150 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 [2025-02-08 14:27:25,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:25,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:25,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:25,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:25,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:25,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:25,161 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:25,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:25,162 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:25,169 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 [2025-02-08 14:27:25,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:25,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:25,172 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) [2025-02-08 14:27:25,173 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 [2025-02-08 14:27:25,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:25,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:25,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:25,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:25,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:25,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:25,186 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:25,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:25,187 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:25,193 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 [2025-02-08 14:27:25,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:25,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:25,195 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) [2025-02-08 14:27:25,197 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 [2025-02-08 14:27:25,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:25,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:25,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:25,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:25,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:25,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:25,208 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:25,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:25,209 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:25,215 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 [2025-02-08 14:27:25,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:25,215 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:25,217 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) [2025-02-08 14:27:25,218 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 [2025-02-08 14:27:25,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:25,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:25,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:25,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:25,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:25,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:25,229 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:25,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:25,230 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:25,236 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 [2025-02-08 14:27:25,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:25,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:25,238 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) [2025-02-08 14:27:25,240 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 [2025-02-08 14:27:25,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:25,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:25,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:25,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:25,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:25,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:25,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:25,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:25,252 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:25,258 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 [2025-02-08 14:27:25,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:25,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:25,261 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) [2025-02-08 14:27:25,262 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 [2025-02-08 14:27:25,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:25,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:25,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:25,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:25,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:25,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:25,272 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:25,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:25,273 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:25,278 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2025-02-08 14:27:25,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:25,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:25,281 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) [2025-02-08 14:27:25,282 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 [2025-02-08 14:27:25,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:25,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:25,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:27:25,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:25,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:25,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:25,295 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:27:25,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:27:25,297 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:25,303 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2025-02-08 14:27:25,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:25,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:25,305 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) [2025-02-08 14:27:25,306 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 [2025-02-08 14:27:25,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:25,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:25,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:25,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:25,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:25,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:27:25,318 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:27:25,320 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:25,326 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2025-02-08 14:27:25,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:25,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:25,328 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) [2025-02-08 14:27:25,328 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 [2025-02-08 14:27:25,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:25,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:25,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:25,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:27:25,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:25,350 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-08 14:27:25,350 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-08 14:27:25,357 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:27:25,363 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 [2025-02-08 14:27:25,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:25,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:25,365 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) [2025-02-08 14:27:25,366 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 [2025-02-08 14:27:25,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-08 14:27:25,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:27:25,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:27:25,377 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-02-08 14:27:25,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:27:25,402 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2025-02-08 14:27:25,402 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2025-02-08 14:27:25,457 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-08 14:27:25,521 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2025-02-08 14:27:25,521 INFO L444 ModelExtractionUtils]: 4 out of 31 variables were initially zero. Simplification set additionally 24 variables to zero. [2025-02-08 14:27:25,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:27:25,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:27:25,523 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) [2025-02-08 14:27:25,526 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 [2025-02-08 14:27:25,526 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-08 14:27:25,541 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 4. [2025-02-08 14:27:25,541 INFO L474 LassoAnalysis]: Proved termination. [2025-02-08 14:27:25,541 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc213#1.base)_2, ULTIMATE.start_cstrncpy_~us~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc213#1.base)_2 + 2*ULTIMATE.start_cstrncpy_~us~0#1.offset Supporting invariants [] [2025-02-08 14:27:25,550 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 [2025-02-08 14:27:25,574 INFO L156 tatePredicateManager]: 9 out of 10 supporting invariants were superfluous and have been removed [2025-02-08 14:27:25,576 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~us~0!offset [2025-02-08 14:27:25,577 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-02-08 14:27:25,577 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-02-08 14:27:25,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:27:25,607 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-08 14:27:25,625 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-08 14:27:25,625 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:25,625 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:27:25,626 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 16 conjuncts are in the unsatisfiable core [2025-02-08 14:27:25,627 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:27:25,653 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:27:25,656 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:27:25,656 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:27:25,656 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:27:25,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-02-08 14:27:25,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:27:25,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:27:25,666 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 1 loop predicates [2025-02-08 14:27:25,667 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9 states and 11 transitions. cyclomatic complexity: 4 Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:27:25,690 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9 states and 11 transitions. cyclomatic complexity: 4. Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 11 states and 14 transitions. Complement of second has 5 states. [2025-02-08 14:27:25,691 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 [2025-02-08 14:27:25,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:27:25,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 10 transitions. [2025-02-08 14:27:25,692 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 6 letters. Loop has 2 letters. [2025-02-08 14:27:25,692 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:27:25,692 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 8 letters. Loop has 2 letters. [2025-02-08 14:27:25,692 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:27:25,693 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 6 letters. Loop has 4 letters. [2025-02-08 14:27:25,693 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:27:25,693 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 14 transitions. [2025-02-08 14:27:25,693 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-08 14:27:25,693 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 0 states and 0 transitions. [2025-02-08 14:27:25,693 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-02-08 14:27:25,693 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-02-08 14:27:25,693 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-02-08 14:27:25,693 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-08 14:27:25,693 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:27:25,693 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:27:25,693 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:27:25,693 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-02-08 14:27:25,693 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-02-08 14:27:25,693 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-08 14:27:25,693 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-02-08 14:27:25,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.02 02:27:25 BoogieIcfgContainer [2025-02-08 14:27:25,704 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-02-08 14:27:25,705 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 14:27:25,705 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 14:27:25,705 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 14:27:25,705 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:27:20" (3/4) ... [2025-02-08 14:27:25,711 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-08 14:27:25,712 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 14:27:25,712 INFO L158 Benchmark]: Toolchain (without parser) took 5596.90ms. Allocated memory was 167.8MB in the beginning and 335.5MB in the end (delta: 167.8MB). Free memory was 123.1MB in the beginning and 131.3MB in the end (delta: -8.2MB). Peak memory consumption was 163.3MB. Max. memory is 16.1GB. [2025-02-08 14:27:25,713 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:27:25,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.62ms. Allocated memory is still 167.8MB. Free memory was 123.1MB in the beginning and 105.1MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-08 14:27:25,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.24ms. Allocated memory is still 167.8MB. Free memory was 105.1MB in the beginning and 103.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:27:25,713 INFO L158 Benchmark]: Boogie Preprocessor took 34.71ms. Allocated memory is still 167.8MB. Free memory was 103.4MB in the beginning and 101.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:27:25,713 INFO L158 Benchmark]: IcfgBuilder took 254.79ms. Allocated memory is still 167.8MB. Free memory was 101.8MB in the beginning and 87.8MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-08 14:27:25,717 INFO L158 Benchmark]: BuchiAutomizer took 4956.37ms. Allocated memory was 167.8MB in the beginning and 335.5MB in the end (delta: 167.8MB). Free memory was 87.8MB in the beginning and 131.3MB in the end (delta: -43.6MB). Peak memory consumption was 121.3MB. Max. memory is 16.1GB. [2025-02-08 14:27:25,718 INFO L158 Benchmark]: Witness Printer took 7.13ms. Allocated memory is still 335.5MB. Free memory was 131.3MB in the beginning and 131.3MB in the end (delta: 33.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 14:27:25,719 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.62ms. Allocated memory is still 167.8MB. Free memory was 123.1MB in the beginning and 105.1MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.24ms. Allocated memory is still 167.8MB. Free memory was 105.1MB in the beginning and 103.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.71ms. Allocated memory is still 167.8MB. Free memory was 103.4MB in the beginning and 101.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 254.79ms. Allocated memory is still 167.8MB. Free memory was 101.8MB in the beginning and 87.8MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 4956.37ms. Allocated memory was 167.8MB in the beginning and 335.5MB in the end (delta: 167.8MB). Free memory was 87.8MB in the beginning and 131.3MB in the end (delta: -43.6MB). Peak memory consumption was 121.3MB. Max. memory is 16.1GB. * Witness Printer took 7.13ms. Allocated memory is still 335.5MB. Free memory was 131.3MB in the beginning and 131.3MB in the end (delta: 33.1kB). Peak memory consumption was 8.4MB. 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: ~dst~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~us~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 3 locations. One deterministic module has affine ranking function null and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.9s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 4.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 62 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 33 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29 IncrementalHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 29 mSDtfsCounter, 29 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital195 mio100 ax100 hnf100 lsp96 ukn77 mio100 lsp33 div132 bol100 ite100 ukn100 eq166 hnf91 smp84 dnf118 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 177ms VariablesStem: 7 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 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! [2025-02-08 14:27:25,738 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2025-02-08 14:27:25,938 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE