./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-dietlibc/strcmp_short.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-dietlibc/strcmp_short.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 b1c2170b573195199b536f4216072331a44f601eea992fff1c8334eed63f3a51 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-10 07:04:52,481 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-10 07:04:52,555 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2025-01-10 07:04:52,560 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-10 07:04:52,561 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-10 07:04:52,587 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-10 07:04:52,587 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-10 07:04:52,587 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-10 07:04:52,588 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-10 07:04:52,588 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-10 07:04:52,588 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-10 07:04:52,588 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-10 07:04:52,588 INFO L153 SettingsManager]: * Use SBE=true [2025-01-10 07:04:52,588 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-01-10 07:04:52,588 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-01-10 07:04:52,588 INFO L153 SettingsManager]: * Use old map elimination=false [2025-01-10 07:04:52,588 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-01-10 07:04:52,588 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-01-10 07:04:52,588 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-01-10 07:04:52,589 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-10 07:04:52,589 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-01-10 07:04:52,589 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-10 07:04:52,589 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-10 07:04:52,589 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-01-10 07:04:52,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-01-10 07:04:52,589 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-01-10 07:04:52,589 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-01-10 07:04:52,589 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-10 07:04:52,589 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-01-10 07:04:52,589 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-10 07:04:52,589 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-10 07:04:52,589 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-10 07:04:52,589 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 07:04:52,590 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-10 07:04:52,590 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-10 07:04:52,590 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-01-10 07:04:52,590 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 -> b1c2170b573195199b536f4216072331a44f601eea992fff1c8334eed63f3a51 [2025-01-10 07:04:52,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-10 07:04:52,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-10 07:04:52,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-10 07:04:52,821 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-10 07:04:52,821 INFO L274 PluginConnector]: CDTParser initialized [2025-01-10 07:04:52,822 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-dietlibc/strcmp_short.i [2025-01-10 07:04:54,151 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/29aa1705d/158fed14f73a4e99b6a50230340dfb97/FLAGb013759e9 [2025-01-10 07:04:54,429 INFO L384 CDTParser]: Found 1 translation units. [2025-01-10 07:04:54,429 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/strcmp_short.i [2025-01-10 07:04:54,451 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/29aa1705d/158fed14f73a4e99b6a50230340dfb97/FLAGb013759e9 [2025-01-10 07:04:54,480 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/29aa1705d/158fed14f73a4e99b6a50230340dfb97 [2025-01-10 07:04:54,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-10 07:04:54,487 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-10 07:04:54,488 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-10 07:04:54,488 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-10 07:04:54,492 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-10 07:04:54,493 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:04:54" (1/1) ... [2025-01-10 07:04:54,494 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7edbcd16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:54, skipping insertion in model container [2025-01-10 07:04:54,494 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:04:54" (1/1) ... [2025-01-10 07:04:54,521 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-10 07:04:54,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:04:54,770 INFO L200 MainTranslator]: Completed pre-run [2025-01-10 07:04:54,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:04:54,830 INFO L204 MainTranslator]: Completed translation [2025-01-10 07:04:54,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:54 WrapperNode [2025-01-10 07:04:54,831 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-10 07:04:54,831 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-10 07:04:54,832 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-10 07:04:54,832 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-10 07:04:54,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:54" (1/1) ... [2025-01-10 07:04:54,844 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:54" (1/1) ... [2025-01-10 07:04:54,856 INFO L138 Inliner]: procedures = 114, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2025-01-10 07:04:54,856 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-10 07:04:54,857 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-10 07:04:54,857 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-10 07:04:54,857 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-10 07:04:54,866 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:54" (1/1) ... [2025-01-10 07:04:54,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:54" (1/1) ... [2025-01-10 07:04:54,873 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:54" (1/1) ... [2025-01-10 07:04:54,887 INFO L175 MemorySlicer]: Split 9 memory accesses to 2 slices as follows [4, 5]. 56 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 4 writes are split as follows [2, 2]. [2025-01-10 07:04:54,888 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:54" (1/1) ... [2025-01-10 07:04:54,888 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:54" (1/1) ... [2025-01-10 07:04:54,892 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:54" (1/1) ... [2025-01-10 07:04:54,893 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:54" (1/1) ... [2025-01-10 07:04:54,895 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:54" (1/1) ... [2025-01-10 07:04:54,895 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:54" (1/1) ... [2025-01-10 07:04:54,896 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:54" (1/1) ... [2025-01-10 07:04:54,897 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-10 07:04:54,898 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-10 07:04:54,898 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-10 07:04:54,898 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-10 07:04:54,899 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:54" (1/1) ... [2025-01-10 07:04:54,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:54,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:54,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:54,929 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-01-10 07:04:54,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-10 07:04:54,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-10 07:04:54,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-10 07:04:54,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-10 07:04:54,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-10 07:04:54,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-10 07:04:54,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-10 07:04:54,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-10 07:04:55,012 INFO L234 CfgBuilder]: Building ICFG [2025-01-10 07:04:55,014 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-10 07:04:55,162 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2025-01-10 07:04:55,163 INFO L283 CfgBuilder]: Performing block encoding [2025-01-10 07:04:55,169 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-10 07:04:55,170 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-10 07:04:55,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:04:55 BoogieIcfgContainer [2025-01-10 07:04:55,171 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-10 07:04:55,172 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-01-10 07:04:55,172 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-01-10 07:04:55,175 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-01-10 07:04:55,176 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:04:55,176 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.01 07:04:54" (1/3) ... [2025-01-10 07:04:55,177 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5eab7d6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:04:55, skipping insertion in model container [2025-01-10 07:04:55,178 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:04:55,178 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:04:54" (2/3) ... [2025-01-10 07:04:55,179 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5eab7d6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:04:55, skipping insertion in model container [2025-01-10 07:04:55,179 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:04:55,179 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:04:55" (3/3) ... [2025-01-10 07:04:55,180 INFO L363 chiAutomizerObserver]: Analyzing ICFG strcmp_short.i [2025-01-10 07:04:55,212 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-01-10 07:04:55,212 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-01-10 07:04:55,212 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-01-10 07:04:55,212 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-01-10 07:04:55,213 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-01-10 07:04:55,213 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-01-10 07:04:55,213 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-01-10 07:04:55,213 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-01-10 07:04:55,217 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:04:55,229 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2025-01-10 07:04:55,230 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:04:55,230 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:04:55,233 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-01-10 07:04:55,233 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:04:55,233 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-01-10 07:04:55,234 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:04:55,235 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2025-01-10 07:04:55,235 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:04:55,235 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:04:55,235 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-01-10 07:04:55,235 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:04:55,240 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~post17#1, main_~i~1#1, main_#t~ret18#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out~0#1.base, main_~out~0#1.offset;havoc main_#t~nondet10#1;main_~in_len~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" [2025-01-10 07:04:55,240 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~0#1 < main_~in_len~0#1 - 1;havoc main_#t~nondet12#1;call write~int#1(main_#t~nondet12#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" [2025-01-10 07:04:55,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:55,246 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2025-01-10 07:04:55,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:55,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984177527] [2025-01-10 07:04:55,252 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:04:55,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:55,305 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:04:55,317 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:04:55,319 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:55,319 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:55,319 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:04:55,322 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:04:55,326 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:04:55,327 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:55,328 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:55,338 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:04:55,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:55,340 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2025-01-10 07:04:55,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:55,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311540155] [2025-01-10 07:04:55,340 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:04:55,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:55,346 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:04:55,352 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:04:55,353 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:55,353 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:55,353 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:04:55,355 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:04:55,358 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:04:55,359 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:55,360 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:55,361 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:04:55,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:55,363 INFO L85 PathProgramCache]: Analyzing trace with hash 925671, now seen corresponding path program 1 times [2025-01-10 07:04:55,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:55,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415424183] [2025-01-10 07:04:55,364 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:04:55,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:55,372 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:04:55,391 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:04:55,393 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:55,393 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:55,393 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:04:55,397 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:04:55,410 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:04:55,413 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:55,413 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:55,415 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:04:55,608 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:04:55,609 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:04:55,610 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:04:55,610 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:04:55,610 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:04:55,610 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,611 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:04:55,611 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:04:55,611 INFO L132 ssoRankerPreferences]: Filename of dumped script: strcmp_short.i_Iteration1_Lasso [2025-01-10 07:04:55,611 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:04:55,611 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:04:55,621 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:55,742 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:55,745 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:55,747 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:55,750 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:55,751 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:55,754 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:55,756 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:55,759 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:55,761 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:55,763 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:55,766 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:55,768 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:55,771 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:55,772 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:55,775 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:55,992 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:04:55,994 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:04:55,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:55,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:55,998 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:56,005 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2025-01-10 07:04:56,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:04:56,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:56,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:56,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:56,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:56,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:56,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:56,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:56,023 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:56,031 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2025-01-10 07:04:56,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:56,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:56,036 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:56,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2025-01-10 07:04:56,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:04:56,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:56,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:56,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:56,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:56,054 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:04:56,054 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:04:56,059 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:56,064 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2025-01-10 07:04:56,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:56,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:56,068 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:56,070 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2025-01-10 07:04:56,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:04:56,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:56,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:56,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:56,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:56,085 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:04:56,086 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:04:56,089 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:56,095 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2025-01-10 07:04:56,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:56,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:56,097 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:56,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2025-01-10 07:04:56,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:04:56,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:56,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:56,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:56,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:56,119 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:04:56,120 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:04:56,135 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:04:56,157 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2025-01-10 07:04:56,159 INFO L444 ModelExtractionUtils]: 1 out of 19 variables were initially zero. Simplification set additionally 15 variables to zero. [2025-01-10 07:04:56,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:56,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:56,164 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:56,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2025-01-10 07:04:56,168 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:04:56,183 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:04:56,184 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:04:56,184 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~in_len~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~in_len~0#1 Supporting invariants [] [2025-01-10 07:04:56,193 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2025-01-10 07:04:56,201 INFO L156 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2025-01-10 07:04:56,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:56,231 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:04:56,234 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:04:56,234 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:56,234 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:04:56,235 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:04:56,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:04:56,243 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:04:56,245 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:04:56,245 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:56,245 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:04:56,245 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-10 07:04:56,246 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:04:56,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:04:56,264 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-01-10 07:04:56,265 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:04:56,283 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.5) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 19 states and 25 transitions. Complement of second has 3 states. [2025-01-10 07:04:56,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2025-01-10 07:04:56,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:04:56,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 7 transitions. [2025-01-10 07:04:56,291 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 3 letters. Loop has 1 letters. [2025-01-10 07:04:56,292 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:04:56,292 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 4 letters. Loop has 1 letters. [2025-01-10 07:04:56,292 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:04:56,292 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 3 letters. Loop has 2 letters. [2025-01-10 07:04:56,292 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:04:56,292 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 25 transitions. [2025-01-10 07:04:56,293 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2025-01-10 07:04:56,294 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 11 states and 15 transitions. [2025-01-10 07:04:56,295 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2025-01-10 07:04:56,295 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2025-01-10 07:04:56,295 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 15 transitions. [2025-01-10 07:04:56,295 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:04:56,296 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11 states and 15 transitions. [2025-01-10 07:04:56,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 15 transitions. [2025-01-10 07:04:56,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2025-01-10 07:04:56,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:04:56,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 15 transitions. [2025-01-10 07:04:56,309 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11 states and 15 transitions. [2025-01-10 07:04:56,309 INFO L432 stractBuchiCegarLoop]: Abstraction has 11 states and 15 transitions. [2025-01-10 07:04:56,309 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-01-10 07:04:56,309 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 15 transitions. [2025-01-10 07:04:56,310 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2025-01-10 07:04:56,310 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:04:56,310 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:04:56,310 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2025-01-10 07:04:56,310 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:04:56,310 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~post17#1, main_~i~1#1, main_#t~ret18#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out~0#1.base, main_~out~0#1.offset;havoc main_#t~nondet10#1;main_~in_len~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~in_len~0#1 - 1);havoc main_~i~0#1;call write~int#1(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet14#1;main_~out_len~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;main_~i~1#1 := 0;" [2025-01-10 07:04:56,310 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~1#1 < main_~out_len~0#1 - 1;havoc main_#t~nondet16#1;call write~int#0(main_#t~nondet16#1, main_~out~0#1.base, main_~out~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet16#1;main_#t~post17#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1;" [2025-01-10 07:04:56,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:56,311 INFO L85 PathProgramCache]: Analyzing trace with hash 28695881, now seen corresponding path program 1 times [2025-01-10 07:04:56,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:56,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337121148] [2025-01-10 07:04:56,311 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:04:56,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:56,316 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:04:56,323 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:04:56,324 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:56,324 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:56,324 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:04:56,326 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:04:56,331 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:04:56,331 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:56,331 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:56,337 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:04:56,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:56,337 INFO L85 PathProgramCache]: Analyzing trace with hash 53, now seen corresponding path program 1 times [2025-01-10 07:04:56,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:56,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332875462] [2025-01-10 07:04:56,337 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:04:56,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:56,344 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:04:56,346 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:04:56,346 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:56,346 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:56,346 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:04:56,351 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:04:56,352 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:04:56,352 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:56,352 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:56,353 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:04:56,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:56,358 INFO L85 PathProgramCache]: Analyzing trace with hash 889572333, now seen corresponding path program 1 times [2025-01-10 07:04:56,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:56,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322086593] [2025-01-10 07:04:56,358 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:04:56,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:56,365 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:04:56,396 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:04:56,396 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:56,396 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:56,396 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:04:56,402 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:04:56,420 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:04:56,420 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:56,420 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:56,423 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:04:56,747 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:04:56,747 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:04:56,747 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:04:56,749 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:04:56,749 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:04:56,750 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:56,750 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:04:56,750 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:04:56,750 INFO L132 ssoRankerPreferences]: Filename of dumped script: strcmp_short.i_Iteration2_Lasso [2025-01-10 07:04:56,750 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:04:56,750 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:04:56,752 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:56,755 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:56,757 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:56,759 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:56,761 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:56,763 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:56,906 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2025-01-10 07:04:56,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:56,960 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:56,962 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:56,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:56,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:56,967 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:56,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:57,226 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:04:57,227 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:04:57,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:57,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:57,232 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:57,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2025-01-10 07:04:57,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:04:57,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:57,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:57,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:57,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:57,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:57,253 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:57,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:57,255 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:57,261 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2025-01-10 07:04:57,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:57,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:57,267 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:57,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2025-01-10 07:04:57,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:04:57,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:57,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:57,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:57,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:57,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:57,287 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:57,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:57,288 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:57,295 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 [2025-01-10 07:04:57,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:57,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:57,297 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:57,299 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2025-01-10 07:04:57,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:04:57,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:57,309 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:57,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:57,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:57,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:57,310 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:57,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:57,311 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:57,316 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2025-01-10 07:04:57,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:57,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:57,319 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:57,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2025-01-10 07:04:57,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:04:57,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:57,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:57,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:57,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:57,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:57,332 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:57,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:57,333 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:57,340 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2025-01-10 07:04:57,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:57,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:57,343 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:57,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2025-01-10 07:04:57,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:04:57,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:57,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:57,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:57,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:57,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:57,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:57,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:57,360 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:57,367 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 [2025-01-10 07:04:57,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:57,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:57,370 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:57,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2025-01-10 07:04:57,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:04:57,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:57,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:04:57,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:57,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:57,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:57,385 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:04:57,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:04:57,387 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:57,394 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2025-01-10 07:04:57,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:57,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:57,396 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:57,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2025-01-10 07:04:57,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:04:57,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:57,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:57,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:57,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:57,411 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:04:57,411 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:04:57,421 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:04:57,430 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2025-01-10 07:04:57,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:57,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:57,432 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:57,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2025-01-10 07:04:57,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:04:57,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:04:57,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:04:57,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:04:57,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:04:57,449 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:04:57,449 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:04:57,456 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:04:57,481 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2025-01-10 07:04:57,481 INFO L444 ModelExtractionUtils]: 1 out of 19 variables were initially zero. Simplification set additionally 15 variables to zero. [2025-01-10 07:04:57,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:57,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:04:57,484 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:04:57,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2025-01-10 07:04:57,488 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:04:57,499 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:04:57,499 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:04:57,499 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~out_len~0#1, ULTIMATE.start_main_~i~1#1) = 1*ULTIMATE.start_main_~out_len~0#1 - 1*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2025-01-10 07:04:57,506 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2025-01-10 07:04:57,525 INFO L156 tatePredicateManager]: 9 out of 9 supporting invariants were superfluous and have been removed [2025-01-10 07:04:57,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:57,547 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:04:57,556 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:04:57,557 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:57,557 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:04:57,557 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:04:57,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:04:57,566 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:04:57,568 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:04:57,568 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:57,569 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:04:57,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-10 07:04:57,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:04:57,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:04:57,573 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-01-10 07:04:57,574 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 15 transitions. cyclomatic complexity: 7 Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:04:57,579 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 15 transitions. cyclomatic complexity: 7. Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 13 states and 18 transitions. Complement of second has 3 states. [2025-01-10 07:04:57,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2025-01-10 07:04:57,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:04:57,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 7 transitions. [2025-01-10 07:04:57,580 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 5 letters. Loop has 1 letters. [2025-01-10 07:04:57,580 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:04:57,580 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 6 letters. Loop has 1 letters. [2025-01-10 07:04:57,581 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:04:57,581 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 5 letters. Loop has 2 letters. [2025-01-10 07:04:57,581 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:04:57,581 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 18 transitions. [2025-01-10 07:04:57,581 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:04:57,581 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 18 transitions. [2025-01-10 07:04:57,582 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2025-01-10 07:04:57,582 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2025-01-10 07:04:57,582 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 18 transitions. [2025-01-10 07:04:57,582 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:04:57,582 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 18 transitions. [2025-01-10 07:04:57,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 18 transitions. [2025-01-10 07:04:57,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2025-01-10 07:04:57,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.4166666666666667) 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) [2025-01-10 07:04:57,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 17 transitions. [2025-01-10 07:04:57,583 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 17 transitions. [2025-01-10 07:04:57,583 INFO L432 stractBuchiCegarLoop]: Abstraction has 12 states and 17 transitions. [2025-01-10 07:04:57,583 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-01-10 07:04:57,583 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 17 transitions. [2025-01-10 07:04:57,583 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:04:57,583 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:04:57,583 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:04:57,584 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2025-01-10 07:04:57,584 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-01-10 07:04:57,584 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~nondet10#1, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~post17#1, main_~i~1#1, main_#t~ret18#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out~0#1.base, main_~out~0#1.offset;havoc main_#t~nondet10#1;main_~in_len~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~in_len~0#1 - 1);havoc main_~i~0#1;call write~int#1(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet14#1;main_~out_len~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < main_~out_len~0#1 - 1);havoc main_~i~1#1;call write~int#0(0, main_~out~0#1.base, main_~out~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strcmp } true;strcmp_#in~s1#1.base, strcmp_#in~s1#1.offset, strcmp_#in~s2#1.base, strcmp_#in~s2#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~out~0#1.base, main_~out~0#1.offset;havoc strcmp_#res#1;havoc strcmp_#t~mem4#1, strcmp_#t~mem2#1, strcmp_#t~mem3#1, strcmp_#t~short5#1, strcmp_#t~post6#1.base, strcmp_#t~post6#1.offset, strcmp_#t~post7#1.base, strcmp_#t~post7#1.offset, strcmp_#t~mem8#1, strcmp_#t~mem9#1, strcmp_~s1#1.base, strcmp_~s1#1.offset, strcmp_~s2#1.base, strcmp_~s2#1.offset;strcmp_~s1#1.base, strcmp_~s1#1.offset := strcmp_#in~s1#1.base, strcmp_#in~s1#1.offset;strcmp_~s2#1.base, strcmp_~s2#1.offset := strcmp_#in~s2#1.base, strcmp_#in~s2#1.offset;" [2025-01-10 07:04:57,584 INFO L754 eck$LassoCheckResult]: Loop: "call strcmp_#t~mem4#1 := read~int#1(strcmp_~s1#1.base, strcmp_~s1#1.offset, 1);strcmp_#t~short5#1 := 0 != strcmp_#t~mem4#1;" "assume !strcmp_#t~short5#1;" "assume strcmp_#t~short5#1;havoc strcmp_#t~mem4#1;havoc strcmp_#t~mem2#1;havoc strcmp_#t~mem3#1;havoc strcmp_#t~short5#1;" "strcmp_#t~post6#1.base, strcmp_#t~post6#1.offset := strcmp_~s1#1.base, strcmp_~s1#1.offset;strcmp_~s1#1.base, strcmp_~s1#1.offset := strcmp_#t~post6#1.base, 1 + strcmp_#t~post6#1.offset;strcmp_#t~post7#1.base, strcmp_#t~post7#1.offset := strcmp_~s2#1.base, strcmp_~s2#1.offset;strcmp_~s2#1.base, strcmp_~s2#1.offset := strcmp_#t~post7#1.base, 1 + strcmp_#t~post7#1.offset;" [2025-01-10 07:04:57,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:57,584 INFO L85 PathProgramCache]: Analyzing trace with hash 889572335, now seen corresponding path program 1 times [2025-01-10 07:04:57,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:57,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015607041] [2025-01-10 07:04:57,585 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:04:57,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:57,589 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:04:57,601 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:04:57,601 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:57,601 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:57,601 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:04:57,604 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:04:57,615 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:04:57,615 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:57,615 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:57,622 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:04:57,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:57,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1790570, now seen corresponding path program 1 times [2025-01-10 07:04:57,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:57,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729268514] [2025-01-10 07:04:57,622 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:04:57,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:57,628 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:04:57,630 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:04:57,630 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:57,630 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:04:57,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:04:57,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:04:57,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729268514] [2025-01-10 07:04:57,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729268514] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 07:04:57,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 07:04:57,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-10 07:04:57,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155663534] [2025-01-10 07:04:57,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 07:04:57,657 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-01-10 07:04:57,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:04:57,658 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 07:04:57,658 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 07:04:57,659 INFO L87 Difference]: Start difference. First operand 12 states and 17 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:04:57,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:04:57,669 INFO L93 Difference]: Finished difference Result 13 states and 17 transitions. [2025-01-10 07:04:57,670 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 17 transitions. [2025-01-10 07:04:57,670 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:04:57,670 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 12 states and 16 transitions. [2025-01-10 07:04:57,670 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2025-01-10 07:04:57,670 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2025-01-10 07:04:57,670 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 16 transitions. [2025-01-10 07:04:57,671 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:04:57,671 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 16 transitions. [2025-01-10 07:04:57,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 16 transitions. [2025-01-10 07:04:57,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2025-01-10 07:04:57,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:04:57,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 16 transitions. [2025-01-10 07:04:57,672 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 16 transitions. [2025-01-10 07:04:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 07:04:57,674 INFO L432 stractBuchiCegarLoop]: Abstraction has 12 states and 16 transitions. [2025-01-10 07:04:57,674 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-01-10 07:04:57,674 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 16 transitions. [2025-01-10 07:04:57,674 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:04:57,675 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:04:57,675 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:04:57,675 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2025-01-10 07:04:57,675 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-01-10 07:04:57,675 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~nondet10#1, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~post17#1, main_~i~1#1, main_#t~ret18#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out~0#1.base, main_~out~0#1.offset;havoc main_#t~nondet10#1;main_~in_len~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~in_len~0#1 - 1);havoc main_~i~0#1;call write~int#1(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet14#1;main_~out_len~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < main_~out_len~0#1 - 1);havoc main_~i~1#1;call write~int#0(0, main_~out~0#1.base, main_~out~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strcmp } true;strcmp_#in~s1#1.base, strcmp_#in~s1#1.offset, strcmp_#in~s2#1.base, strcmp_#in~s2#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~out~0#1.base, main_~out~0#1.offset;havoc strcmp_#res#1;havoc strcmp_#t~mem4#1, strcmp_#t~mem2#1, strcmp_#t~mem3#1, strcmp_#t~short5#1, strcmp_#t~post6#1.base, strcmp_#t~post6#1.offset, strcmp_#t~post7#1.base, strcmp_#t~post7#1.offset, strcmp_#t~mem8#1, strcmp_#t~mem9#1, strcmp_~s1#1.base, strcmp_~s1#1.offset, strcmp_~s2#1.base, strcmp_~s2#1.offset;strcmp_~s1#1.base, strcmp_~s1#1.offset := strcmp_#in~s1#1.base, strcmp_#in~s1#1.offset;strcmp_~s2#1.base, strcmp_~s2#1.offset := strcmp_#in~s2#1.base, strcmp_#in~s2#1.offset;" [2025-01-10 07:04:57,675 INFO L754 eck$LassoCheckResult]: Loop: "call strcmp_#t~mem4#1 := read~int#1(strcmp_~s1#1.base, strcmp_~s1#1.offset, 1);strcmp_#t~short5#1 := 0 != strcmp_#t~mem4#1;" "assume strcmp_#t~short5#1;call strcmp_#t~mem2#1 := read~int#1(strcmp_~s1#1.base, strcmp_~s1#1.offset, 1);call strcmp_#t~mem3#1 := read~int#0(strcmp_~s2#1.base, strcmp_~s2#1.offset, 1);strcmp_#t~short5#1 := strcmp_#t~mem2#1 == strcmp_#t~mem3#1;" "assume strcmp_#t~short5#1;havoc strcmp_#t~mem4#1;havoc strcmp_#t~mem2#1;havoc strcmp_#t~mem3#1;havoc strcmp_#t~short5#1;" "strcmp_#t~post6#1.base, strcmp_#t~post6#1.offset := strcmp_~s1#1.base, strcmp_~s1#1.offset;strcmp_~s1#1.base, strcmp_~s1#1.offset := strcmp_#t~post6#1.base, 1 + strcmp_#t~post6#1.offset;strcmp_#t~post7#1.base, strcmp_#t~post7#1.offset := strcmp_~s2#1.base, strcmp_~s2#1.offset;strcmp_~s2#1.base, strcmp_~s2#1.offset := strcmp_#t~post7#1.base, 1 + strcmp_#t~post7#1.offset;" [2025-01-10 07:04:57,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:57,675 INFO L85 PathProgramCache]: Analyzing trace with hash 889572335, now seen corresponding path program 2 times [2025-01-10 07:04:57,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:57,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608171951] [2025-01-10 07:04:57,676 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:04:57,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:57,683 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:04:57,696 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:04:57,702 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-10 07:04:57,702 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:57,703 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:04:57,705 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:04:57,718 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:04:57,718 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:57,718 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:57,722 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:04:57,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:57,722 INFO L85 PathProgramCache]: Analyzing trace with hash 1788648, now seen corresponding path program 1 times [2025-01-10 07:04:57,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:57,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597974815] [2025-01-10 07:04:57,722 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:04:57,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:57,728 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:04:57,730 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:04:57,731 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:57,731 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:57,731 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:04:57,736 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:04:57,738 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:04:57,738 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:57,738 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:57,744 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:04:57,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:57,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1683845078, now seen corresponding path program 1 times [2025-01-10 07:04:57,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:57,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133824001] [2025-01-10 07:04:57,744 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:04:57,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:57,755 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-01-10 07:04:57,772 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-01-10 07:04:57,772 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:57,772 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:04:58,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:04:58,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:04:58,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133824001] [2025-01-10 07:04:58,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133824001] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 07:04:58,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 07:04:58,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-10 07:04:58,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463529783] [2025-01-10 07:04:58,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 07:04:58,105 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2025-01-10 07:04:58,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:04:58,206 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-10 07:04:58,206 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-01-10 07:04:58,206 INFO L87 Difference]: Start difference. First operand 12 states and 16 transitions. cyclomatic complexity: 7 Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:04:58,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:04:58,232 INFO L93 Difference]: Finished difference Result 17 states and 22 transitions. [2025-01-10 07:04:58,233 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 22 transitions. [2025-01-10 07:04:58,233 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:04:58,233 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 12 states and 15 transitions. [2025-01-10 07:04:58,233 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2025-01-10 07:04:58,233 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2025-01-10 07:04:58,233 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2025-01-10 07:04:58,234 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:04:58,234 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 15 transitions. [2025-01-10 07:04:58,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2025-01-10 07:04:58,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2025-01-10 07:04:58,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:04:58,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 15 transitions. [2025-01-10 07:04:58,235 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 15 transitions. [2025-01-10 07:04:58,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-10 07:04:58,235 INFO L432 stractBuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2025-01-10 07:04:58,235 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-01-10 07:04:58,235 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 15 transitions. [2025-01-10 07:04:58,236 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:04:58,236 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:04:58,236 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:04:58,236 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:04:58,236 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-01-10 07:04:58,236 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~nondet10#1, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~post17#1, main_~i~1#1, main_#t~ret18#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out~0#1.base, main_~out~0#1.offset;havoc main_#t~nondet10#1;main_~in_len~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~in_len~0#1 - 1;havoc main_#t~nondet12#1;call write~int#1(main_#t~nondet12#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !(main_~i~0#1 < main_~in_len~0#1 - 1);havoc main_~i~0#1;call write~int#1(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet14#1;main_~out_len~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < main_~out_len~0#1 - 1);havoc main_~i~1#1;call write~int#0(0, main_~out~0#1.base, main_~out~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strcmp } true;strcmp_#in~s1#1.base, strcmp_#in~s1#1.offset, strcmp_#in~s2#1.base, strcmp_#in~s2#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~out~0#1.base, main_~out~0#1.offset;havoc strcmp_#res#1;havoc strcmp_#t~mem4#1, strcmp_#t~mem2#1, strcmp_#t~mem3#1, strcmp_#t~short5#1, strcmp_#t~post6#1.base, strcmp_#t~post6#1.offset, strcmp_#t~post7#1.base, strcmp_#t~post7#1.offset, strcmp_#t~mem8#1, strcmp_#t~mem9#1, strcmp_~s1#1.base, strcmp_~s1#1.offset, strcmp_~s2#1.base, strcmp_~s2#1.offset;strcmp_~s1#1.base, strcmp_~s1#1.offset := strcmp_#in~s1#1.base, strcmp_#in~s1#1.offset;strcmp_~s2#1.base, strcmp_~s2#1.offset := strcmp_#in~s2#1.base, strcmp_#in~s2#1.offset;" [2025-01-10 07:04:58,236 INFO L754 eck$LassoCheckResult]: Loop: "call strcmp_#t~mem4#1 := read~int#1(strcmp_~s1#1.base, strcmp_~s1#1.offset, 1);strcmp_#t~short5#1 := 0 != strcmp_#t~mem4#1;" "assume strcmp_#t~short5#1;call strcmp_#t~mem2#1 := read~int#1(strcmp_~s1#1.base, strcmp_~s1#1.offset, 1);call strcmp_#t~mem3#1 := read~int#0(strcmp_~s2#1.base, strcmp_~s2#1.offset, 1);strcmp_#t~short5#1 := strcmp_#t~mem2#1 == strcmp_#t~mem3#1;" "assume strcmp_#t~short5#1;havoc strcmp_#t~mem4#1;havoc strcmp_#t~mem2#1;havoc strcmp_#t~mem3#1;havoc strcmp_#t~short5#1;" "strcmp_#t~post6#1.base, strcmp_#t~post6#1.offset := strcmp_~s1#1.base, strcmp_~s1#1.offset;strcmp_~s1#1.base, strcmp_~s1#1.offset := strcmp_#t~post6#1.base, 1 + strcmp_#t~post6#1.offset;strcmp_#t~post7#1.base, strcmp_#t~post7#1.offset := strcmp_~s2#1.base, strcmp_~s2#1.offset;strcmp_~s2#1.base, strcmp_~s2#1.offset := strcmp_#t~post7#1.base, 1 + strcmp_#t~post7#1.offset;" [2025-01-10 07:04:58,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:58,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1806874060, now seen corresponding path program 1 times [2025-01-10 07:04:58,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:58,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874837919] [2025-01-10 07:04:58,237 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:04:58,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:58,241 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-01-10 07:04:58,245 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-01-10 07:04:58,245 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:58,245 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:58,245 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:04:58,246 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-01-10 07:04:58,250 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-01-10 07:04:58,250 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:58,250 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:58,251 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:04:58,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:58,252 INFO L85 PathProgramCache]: Analyzing trace with hash 1788648, now seen corresponding path program 2 times [2025-01-10 07:04:58,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:58,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661356416] [2025-01-10 07:04:58,252 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:04:58,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:58,254 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:04:58,260 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:04:58,260 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-10 07:04:58,260 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:58,260 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:04:58,261 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:04:58,262 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:04:58,262 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:58,262 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:58,263 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:04:58,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:58,264 INFO L85 PathProgramCache]: Analyzing trace with hash 1150821171, now seen corresponding path program 1 times [2025-01-10 07:04:58,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:58,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434409874] [2025-01-10 07:04:58,264 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:04:58,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:58,269 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-01-10 07:04:58,277 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-01-10 07:04:58,277 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:58,277 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:04:58,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-10 07:04:58,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:04:58,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434409874] [2025-01-10 07:04:58,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434409874] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 07:04:58,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 07:04:58,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-10 07:04:58,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874159328] [2025-01-10 07:04:58,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 07:04:58,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:04:58,620 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-10 07:04:58,620 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-01-10 07:04:58,620 INFO L87 Difference]: Start difference. First operand 12 states and 15 transitions. cyclomatic complexity: 6 Second operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:04:58,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:04:58,652 INFO L93 Difference]: Finished difference Result 15 states and 17 transitions. [2025-01-10 07:04:58,652 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 17 transitions. [2025-01-10 07:04:58,653 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:04:58,653 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 12 states and 14 transitions. [2025-01-10 07:04:58,653 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2025-01-10 07:04:58,654 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2025-01-10 07:04:58,654 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 14 transitions. [2025-01-10 07:04:58,654 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:04:58,654 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 14 transitions. [2025-01-10 07:04:58,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 14 transitions. [2025-01-10 07:04:58,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2025-01-10 07:04:58,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 11 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:04:58,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 14 transitions. [2025-01-10 07:04:58,655 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 14 transitions. [2025-01-10 07:04:58,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-10 07:04:58,656 INFO L432 stractBuchiCegarLoop]: Abstraction has 12 states and 14 transitions. [2025-01-10 07:04:58,656 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-01-10 07:04:58,656 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 14 transitions. [2025-01-10 07:04:58,656 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:04:58,656 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:04:58,657 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:04:58,657 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:04:58,657 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-01-10 07:04:58,657 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~nondet10#1, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~post17#1, main_~i~1#1, main_#t~ret18#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out~0#1.base, main_~out~0#1.offset;havoc main_#t~nondet10#1;main_~in_len~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~in_len~0#1 - 1;havoc main_#t~nondet12#1;call write~int#1(main_#t~nondet12#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !(main_~i~0#1 < main_~in_len~0#1 - 1);havoc main_~i~0#1;call write~int#1(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet14#1;main_~out_len~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~out_len~0#1 - 1;havoc main_#t~nondet16#1;call write~int#0(main_#t~nondet16#1, main_~out~0#1.base, main_~out~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet16#1;main_#t~post17#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1;" "assume !(main_~i~1#1 < main_~out_len~0#1 - 1);havoc main_~i~1#1;call write~int#0(0, main_~out~0#1.base, main_~out~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strcmp } true;strcmp_#in~s1#1.base, strcmp_#in~s1#1.offset, strcmp_#in~s2#1.base, strcmp_#in~s2#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~out~0#1.base, main_~out~0#1.offset;havoc strcmp_#res#1;havoc strcmp_#t~mem4#1, strcmp_#t~mem2#1, strcmp_#t~mem3#1, strcmp_#t~short5#1, strcmp_#t~post6#1.base, strcmp_#t~post6#1.offset, strcmp_#t~post7#1.base, strcmp_#t~post7#1.offset, strcmp_#t~mem8#1, strcmp_#t~mem9#1, strcmp_~s1#1.base, strcmp_~s1#1.offset, strcmp_~s2#1.base, strcmp_~s2#1.offset;strcmp_~s1#1.base, strcmp_~s1#1.offset := strcmp_#in~s1#1.base, strcmp_#in~s1#1.offset;strcmp_~s2#1.base, strcmp_~s2#1.offset := strcmp_#in~s2#1.base, strcmp_#in~s2#1.offset;" [2025-01-10 07:04:58,657 INFO L754 eck$LassoCheckResult]: Loop: "call strcmp_#t~mem4#1 := read~int#1(strcmp_~s1#1.base, strcmp_~s1#1.offset, 1);strcmp_#t~short5#1 := 0 != strcmp_#t~mem4#1;" "assume strcmp_#t~short5#1;call strcmp_#t~mem2#1 := read~int#1(strcmp_~s1#1.base, strcmp_~s1#1.offset, 1);call strcmp_#t~mem3#1 := read~int#0(strcmp_~s2#1.base, strcmp_~s2#1.offset, 1);strcmp_#t~short5#1 := strcmp_#t~mem2#1 == strcmp_#t~mem3#1;" "assume strcmp_#t~short5#1;havoc strcmp_#t~mem4#1;havoc strcmp_#t~mem2#1;havoc strcmp_#t~mem3#1;havoc strcmp_#t~short5#1;" "strcmp_#t~post6#1.base, strcmp_#t~post6#1.offset := strcmp_~s1#1.base, strcmp_~s1#1.offset;strcmp_~s1#1.base, strcmp_~s1#1.offset := strcmp_#t~post6#1.base, 1 + strcmp_#t~post6#1.offset;strcmp_#t~post7#1.base, strcmp_#t~post7#1.offset := strcmp_~s2#1.base, strcmp_~s2#1.offset;strcmp_~s2#1.base, strcmp_~s2#1.offset := strcmp_#t~post7#1.base, 1 + strcmp_#t~post7#1.offset;" [2025-01-10 07:04:58,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:58,658 INFO L85 PathProgramCache]: Analyzing trace with hash 178520974, now seen corresponding path program 1 times [2025-01-10 07:04:58,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:58,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801139304] [2025-01-10 07:04:58,658 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:04:58,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:58,690 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-01-10 07:04:58,695 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-01-10 07:04:58,696 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:58,696 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:58,696 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:04:58,698 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-01-10 07:04:58,703 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-01-10 07:04:58,703 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:58,703 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:58,705 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:04:58,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:58,706 INFO L85 PathProgramCache]: Analyzing trace with hash 1788648, now seen corresponding path program 3 times [2025-01-10 07:04:58,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:58,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857879624] [2025-01-10 07:04:58,706 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-10 07:04:58,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:58,710 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:04:58,711 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:04:58,711 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-01-10 07:04:58,711 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:58,712 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:04:58,712 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:04:58,714 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:04:58,714 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:58,714 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:58,715 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:04:58,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:04:58,716 INFO L85 PathProgramCache]: Analyzing trace with hash 1254670325, now seen corresponding path program 1 times [2025-01-10 07:04:58,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:04:58,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219255396] [2025-01-10 07:04:58,716 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:04:58,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:04:58,722 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-01-10 07:04:58,729 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-01-10 07:04:58,729 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:58,729 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:58,729 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:04:58,731 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-01-10 07:04:58,737 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-01-10 07:04:58,737 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:04:58,737 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:04:58,739 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:04:59,526 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:04:59,526 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:04:59,526 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:04:59,526 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:04:59,526 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:04:59,526 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:04:59,526 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:04:59,526 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:04:59,526 INFO L132 ssoRankerPreferences]: Filename of dumped script: strcmp_short.i_Iteration6_Lasso [2025-01-10 07:04:59,526 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:04:59,526 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:04:59,531 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,533 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,540 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,541 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,543 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,544 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,549 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,550 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,552 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,557 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,558 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,560 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,566 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,952 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,960 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,967 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,975 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,985 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,986 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,987 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:04:59,989 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:00,353 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:05:00,353 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:05:00,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:00,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:00,358 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:00,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2025-01-10 07:05:00,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:00,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:00,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:00,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:00,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:00,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:00,373 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:00,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:00,378 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:00,392 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 [2025-01-10 07:05:00,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:00,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:00,394 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:00,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2025-01-10 07:05:00,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:00,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:00,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:00,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:00,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:00,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:00,407 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:00,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:00,408 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:00,414 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 [2025-01-10 07:05:00,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:00,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:00,419 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:00,419 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2025-01-10 07:05:00,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:00,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:00,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:00,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:00,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:00,431 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:00,432 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:00,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:00,433 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:00,438 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2025-01-10 07:05:00,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:00,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:00,440 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:00,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2025-01-10 07:05:00,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:00,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:00,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:00,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:00,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:00,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:00,454 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:00,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:00,455 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:00,460 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 [2025-01-10 07:05:00,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:00,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:00,462 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:00,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2025-01-10 07:05:00,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:00,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:00,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:00,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:00,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:00,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:00,474 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:00,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:00,475 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:00,481 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2025-01-10 07:05:00,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:00,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:00,488 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:00,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2025-01-10 07:05:00,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:00,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:00,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:00,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:00,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:00,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:00,503 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:00,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:00,504 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:00,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:00,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:00,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:00,515 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:00,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2025-01-10 07:05:00,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:00,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:00,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:00,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:00,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:00,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:00,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:00,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:00,528 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:00,535 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2025-01-10 07:05:00,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:00,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:00,541 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:00,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2025-01-10 07:05:00,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:00,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:00,552 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:00,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:00,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:00,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:00,553 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:00,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:00,554 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:00,559 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 [2025-01-10 07:05:00,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:00,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:00,566 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:00,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2025-01-10 07:05:00,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:00,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:00,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:00,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:00,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:00,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:00,578 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:00,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:00,581 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:00,587 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2025-01-10 07:05:00,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:00,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:00,589 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:00,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2025-01-10 07:05:00,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:00,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:00,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:00,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:00,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:00,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:00,604 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:00,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:00,605 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:00,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:00,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:00,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:00,613 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:00,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2025-01-10 07:05:00,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:00,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:00,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:00,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:00,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:00,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:00,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:00,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:00,627 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:00,632 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2025-01-10 07:05:00,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:00,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:00,634 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:00,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2025-01-10 07:05:00,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:00,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:00,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:00,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:00,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:00,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:00,648 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:00,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:00,649 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:00,656 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:00,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:00,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:00,659 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:00,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2025-01-10 07:05:00,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:00,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:00,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:00,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:00,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:00,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:00,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:00,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:00,673 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:00,677 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:00,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:00,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:00,680 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:00,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2025-01-10 07:05:00,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:00,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:00,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:00,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:00,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:00,701 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:05:00,701 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:05:00,711 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:00,718 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2025-01-10 07:05:00,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:00,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:00,724 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:00,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2025-01-10 07:05:00,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:00,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:00,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:00,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:00,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:00,746 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:05:00,746 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:05:00,753 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:05:00,772 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2025-01-10 07:05:00,773 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 8 variables to zero. [2025-01-10 07:05:00,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:00,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:00,774 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:00,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2025-01-10 07:05:00,776 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:05:00,787 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2025-01-10 07:05:00,787 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:05:00,787 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcmp_~s1#1.offset) = -2*ULTIMATE.start_strcmp_~s1#1.offset + 3 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_3 + 2 >= 0] [2025-01-10 07:05:00,794 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2025-01-10 07:05:00,821 INFO L156 tatePredicateManager]: 10 out of 12 supporting invariants were superfluous and have been removed [2025-01-10 07:05:00,825 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s1!offset [2025-01-10 07:05:00,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:00,853 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-01-10 07:05:00,865 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-01-10 07:05:00,865 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:00,865 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:05:00,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-01-10 07:05:00,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:05:00,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2025-01-10 07:05:00,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2025-01-10 07:05:00,965 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:01,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-01-10 07:05:01,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2025-01-10 07:05:01,022 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2025-01-10 07:05:01,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2025-01-10 07:05:01,068 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:01,078 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:01,078 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:01,078 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:05:01,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-01-10 07:05:01,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:05:01,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:05:01,116 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2025-01-10 07:05:01,117 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states and 14 transitions. cyclomatic complexity: 5 Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 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) [2025-01-10 07:05:01,202 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states and 14 transitions. cyclomatic complexity: 5. Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 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) Result 26 states and 31 transitions. Complement of second has 9 states. [2025-01-10 07:05:01,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 4 stem states 1 non-accepting loop states 2 accepting loop states [2025-01-10 07:05:01,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 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) [2025-01-10 07:05:01,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 18 transitions. [2025-01-10 07:05:01,204 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 18 transitions. Stem has 8 letters. Loop has 4 letters. [2025-01-10 07:05:01,204 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:05:01,204 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 18 transitions. Stem has 12 letters. Loop has 4 letters. [2025-01-10 07:05:01,204 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:05:01,204 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 18 transitions. Stem has 8 letters. Loop has 8 letters. [2025-01-10 07:05:01,204 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:05:01,204 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 31 transitions. [2025-01-10 07:05:01,205 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:05:01,205 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 15 states and 17 transitions. [2025-01-10 07:05:01,205 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2025-01-10 07:05:01,205 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2025-01-10 07:05:01,205 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 17 transitions. [2025-01-10 07:05:01,205 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:05:01,205 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 17 transitions. [2025-01-10 07:05:01,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 17 transitions. [2025-01-10 07:05:01,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 13. [2025-01-10 07:05:01,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 12 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:05:01,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 15 transitions. [2025-01-10 07:05:01,206 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 15 transitions. [2025-01-10 07:05:01,206 INFO L432 stractBuchiCegarLoop]: Abstraction has 13 states and 15 transitions. [2025-01-10 07:05:01,207 INFO L338 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2025-01-10 07:05:01,207 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 15 transitions. [2025-01-10 07:05:01,207 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:05:01,207 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:05:01,207 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:05:01,207 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:05:01,207 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-01-10 07:05:01,207 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~nondet10#1, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet12#1, main_#t~post13#1, main_~i~0#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~post17#1, main_~i~1#1, main_#t~ret18#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out~0#1.base, main_~out~0#1.offset;havoc main_#t~nondet10#1;main_~in_len~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;" "assume !(main_~in_len~0#1 < 1);call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~in_len~0#1 - 1;havoc main_#t~nondet12#1;call write~int#1(main_#t~nondet12#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume main_~i~0#1 < main_~in_len~0#1 - 1;havoc main_#t~nondet12#1;call write~int#1(main_#t~nondet12#1, main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" "assume !(main_~i~0#1 < main_~in_len~0#1 - 1);havoc main_~i~0#1;call write~int#1(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);havoc main_#t~nondet14#1;main_~out_len~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1;" "assume !(main_~out_len~0#1 < 1);call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~out_len~0#1 - 1;havoc main_#t~nondet16#1;call write~int#0(main_#t~nondet16#1, main_~out~0#1.base, main_~out~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet16#1;main_#t~post17#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1;" "assume !(main_~i~1#1 < main_~out_len~0#1 - 1);havoc main_~i~1#1;call write~int#0(0, main_~out~0#1.base, main_~out~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strcmp } true;strcmp_#in~s1#1.base, strcmp_#in~s1#1.offset, strcmp_#in~s2#1.base, strcmp_#in~s2#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~out~0#1.base, main_~out~0#1.offset;havoc strcmp_#res#1;havoc strcmp_#t~mem4#1, strcmp_#t~mem2#1, strcmp_#t~mem3#1, strcmp_#t~short5#1, strcmp_#t~post6#1.base, strcmp_#t~post6#1.offset, strcmp_#t~post7#1.base, strcmp_#t~post7#1.offset, strcmp_#t~mem8#1, strcmp_#t~mem9#1, strcmp_~s1#1.base, strcmp_~s1#1.offset, strcmp_~s2#1.base, strcmp_~s2#1.offset;strcmp_~s1#1.base, strcmp_~s1#1.offset := strcmp_#in~s1#1.base, strcmp_#in~s1#1.offset;strcmp_~s2#1.base, strcmp_~s2#1.offset := strcmp_#in~s2#1.base, strcmp_#in~s2#1.offset;" [2025-01-10 07:05:01,207 INFO L754 eck$LassoCheckResult]: Loop: "call strcmp_#t~mem4#1 := read~int#1(strcmp_~s1#1.base, strcmp_~s1#1.offset, 1);strcmp_#t~short5#1 := 0 != strcmp_#t~mem4#1;" "assume strcmp_#t~short5#1;call strcmp_#t~mem2#1 := read~int#1(strcmp_~s1#1.base, strcmp_~s1#1.offset, 1);call strcmp_#t~mem3#1 := read~int#0(strcmp_~s2#1.base, strcmp_~s2#1.offset, 1);strcmp_#t~short5#1 := strcmp_#t~mem2#1 == strcmp_#t~mem3#1;" "assume strcmp_#t~short5#1;havoc strcmp_#t~mem4#1;havoc strcmp_#t~mem2#1;havoc strcmp_#t~mem3#1;havoc strcmp_#t~short5#1;" "strcmp_#t~post6#1.base, strcmp_#t~post6#1.offset := strcmp_~s1#1.base, strcmp_~s1#1.offset;strcmp_~s1#1.base, strcmp_~s1#1.offset := strcmp_#t~post6#1.base, 1 + strcmp_#t~post6#1.offset;strcmp_#t~post7#1.base, strcmp_#t~post7#1.offset := strcmp_~s2#1.base, strcmp_~s2#1.offset;strcmp_~s2#1.base, strcmp_~s2#1.offset := strcmp_#t~post7#1.base, 1 + strcmp_#t~post7#1.offset;" [2025-01-10 07:05:01,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:01,208 INFO L85 PathProgramCache]: Analyzing trace with hash 1237183019, now seen corresponding path program 2 times [2025-01-10 07:05:01,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:05:01,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403793196] [2025-01-10 07:05:01,208 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:05:01,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:05:01,213 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 9 statements into 2 equivalence classes. [2025-01-10 07:05:01,220 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 9 of 9 statements. [2025-01-10 07:05:01,220 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-10 07:05:01,220 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:01,220 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:05:01,222 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-01-10 07:05:01,227 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-01-10 07:05:01,227 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:01,227 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:01,229 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:05:01,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:01,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1788648, now seen corresponding path program 4 times [2025-01-10 07:05:01,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:05:01,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339157756] [2025-01-10 07:05:01,230 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-10 07:05:01,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:05:01,236 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 4 statements into 2 equivalence classes. [2025-01-10 07:05:01,238 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:01,238 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-10 07:05:01,238 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:01,238 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:05:01,239 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:01,240 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:01,240 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:01,240 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:01,241 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:05:01,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:01,241 INFO L85 PathProgramCache]: Analyzing trace with hash 119803922, now seen corresponding path program 2 times [2025-01-10 07:05:01,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:05:01,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594114622] [2025-01-10 07:05:01,242 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:05:01,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:05:01,251 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 13 statements into 2 equivalence classes. [2025-01-10 07:05:01,261 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 13 of 13 statements. [2025-01-10 07:05:01,261 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-10 07:05:01,261 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:01,261 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:05:01,263 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-01-10 07:05:01,270 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-01-10 07:05:01,270 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:01,271 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:05:01,273 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:05:02,284 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:05:02,284 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:05:02,284 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:05:02,284 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:05:02,284 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:05:02,284 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:02,285 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:05:02,285 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:05:02,285 INFO L132 ssoRankerPreferences]: Filename of dumped script: strcmp_short.i_Iteration7_Lasso [2025-01-10 07:05:02,285 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:05:02,285 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:05:02,286 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,287 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,289 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,290 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,292 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,293 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,295 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,296 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,298 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,300 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,303 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,304 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,306 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,307 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,322 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,324 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,325 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,328 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,570 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,573 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,575 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,585 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,586 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,589 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,600 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,601 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:05:02,874 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:05:02,875 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:05:02,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:02,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:02,876 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:02,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2025-01-10 07:05:02,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:02,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:02,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:02,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:02,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:02,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:02,889 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:02,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:02,890 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:02,895 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:02,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:02,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:02,897 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:02,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2025-01-10 07:05:02,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:02,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:02,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:02,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:02,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:02,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:02,910 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:02,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:02,911 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:02,916 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 [2025-01-10 07:05:02,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:02,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:02,918 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:02,919 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2025-01-10 07:05:02,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:02,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:02,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:02,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:02,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:02,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:02,930 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:02,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:02,931 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:02,936 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:02,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:02,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:02,938 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:02,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2025-01-10 07:05:02,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:02,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:02,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:02,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:02,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:02,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:02,950 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:02,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:02,951 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:02,956 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:02,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:02,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:02,958 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:02,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2025-01-10 07:05:02,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:02,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:02,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:02,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:02,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:02,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:02,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:02,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:02,971 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:02,976 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 [2025-01-10 07:05:02,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:02,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:02,979 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:02,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2025-01-10 07:05:02,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:02,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:02,990 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:02,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:02,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:02,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:02,991 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:02,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:02,992 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:02,997 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:02,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:02,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:02,999 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2025-01-10 07:05:03,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,012 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,014 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,019 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2025-01-10 07:05:03,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,021 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2025-01-10 07:05:03,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,034 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,040 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2025-01-10 07:05:03,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,043 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2025-01-10 07:05:03,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,055 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,056 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,061 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2025-01-10 07:05:03,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,063 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2025-01-10 07:05:03,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,075 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,076 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,081 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2025-01-10 07:05:03,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,083 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2025-01-10 07:05:03,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,095 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,096 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,101 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2025-01-10 07:05:03,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,104 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,105 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2025-01-10 07:05:03,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,117 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,118 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,123 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:03,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,126 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2025-01-10 07:05:03,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,137 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,138 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,147 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:03,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,149 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2025-01-10 07:05:03,151 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 [2025-01-10 07:05:03,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,161 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,162 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,167 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:03,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,169 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2025-01-10 07:05:03,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,182 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,183 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,188 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:03,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,190 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2025-01-10 07:05:03,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,203 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,204 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,209 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2025-01-10 07:05:03,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,211 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2025-01-10 07:05:03,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,223 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,224 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,230 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2025-01-10 07:05:03,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,232 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2025-01-10 07:05:03,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:05:03,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:05:03,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:05:03,247 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:05:03,252 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2025-01-10 07:05:03,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,254 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2025-01-10 07:05:03,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:05:03,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:05:03,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:05:03,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:05:03,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:05:03,273 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:05:03,273 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:05:03,278 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:05:03,294 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2025-01-10 07:05:03,294 INFO L444 ModelExtractionUtils]: 4 out of 13 variables were initially zero. Simplification set additionally 6 variables to zero. [2025-01-10 07:05:03,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:05:03,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:05:03,296 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:05:03,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2025-01-10 07:05:03,302 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:05:03,312 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:05:03,312 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:05:03,312 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc15#1.base)_3, ULTIMATE.start_strcmp_~s2#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc15#1.base)_3 - 1*ULTIMATE.start_strcmp_~s2#1.offset Supporting invariants [] [2025-01-10 07:05:03,318 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:03,333 INFO L156 tatePredicateManager]: 10 out of 11 supporting invariants were superfluous and have been removed [2025-01-10 07:05:03,335 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s2!offset [2025-01-10 07:05:03,335 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-01-10 07:05:03,335 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-01-10 07:05:03,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:05:03,358 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-01-10 07:05:03,366 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-01-10 07:05:03,366 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:03,366 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:05:03,366 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-01-10 07:05:03,368 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:05:03,396 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:05:03,400 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:05:03,400 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:05:03,400 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:05:03,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-01-10 07:05:03,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:05:03,438 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2025-01-10 07:05:03,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:05:03,441 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2025-01-10 07:05:03,441 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 15 transitions. cyclomatic complexity: 5 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 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) [2025-01-10 07:05:03,471 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 15 transitions. cyclomatic complexity: 5. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 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) Result 17 states and 20 transitions. Complement of second has 7 states. [2025-01-10 07:05:03,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2025-01-10 07:05:03,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 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) [2025-01-10 07:05:03,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 12 transitions. [2025-01-10 07:05:03,472 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 9 letters. Loop has 4 letters. [2025-01-10 07:05:03,472 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:05:03,472 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 13 letters. Loop has 4 letters. [2025-01-10 07:05:03,472 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:05:03,472 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 9 letters. Loop has 8 letters. [2025-01-10 07:05:03,472 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:05:03,472 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 20 transitions. [2025-01-10 07:05:03,472 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:05:03,472 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 0 states and 0 transitions. [2025-01-10 07:05:03,472 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-01-10 07:05:03,472 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-01-10 07:05:03,472 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-01-10 07:05:03,472 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:05:03,472 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:05:03,472 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:05:03,472 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:05:03,472 INFO L338 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2025-01-10 07:05:03,472 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-01-10 07:05:03,473 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:05:03,473 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-01-10 07:05:03,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.01 07:05:03 BoogieIcfgContainer [2025-01-10 07:05:03,478 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-01-10 07:05:03,479 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-10 07:05:03,479 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-10 07:05:03,479 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-10 07:05:03,479 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:04:55" (3/4) ... [2025-01-10 07:05:03,481 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-10 07:05:03,481 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-10 07:05:03,482 INFO L158 Benchmark]: Toolchain (without parser) took 8994.80ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 132.6MB in the beginning and 159.5MB in the end (delta: -26.9MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2025-01-10 07:05:03,482 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:05:03,482 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.62ms. Allocated memory is still 167.8MB. Free memory was 132.2MB in the beginning and 116.0MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-10 07:05:03,482 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.96ms. Allocated memory is still 167.8MB. Free memory was 116.0MB in the beginning and 114.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:05:03,482 INFO L158 Benchmark]: Boogie Preprocessor took 40.72ms. Allocated memory is still 167.8MB. Free memory was 114.4MB in the beginning and 112.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:05:03,483 INFO L158 Benchmark]: RCFGBuilder took 272.96ms. Allocated memory is still 167.8MB. Free memory was 112.8MB in the beginning and 99.2MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-10 07:05:03,483 INFO L158 Benchmark]: BuchiAutomizer took 8306.75ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 99.2MB in the beginning and 159.6MB in the end (delta: -60.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:05:03,483 INFO L158 Benchmark]: Witness Printer took 2.58ms. Allocated memory is still 201.3MB. Free memory was 159.6MB in the beginning and 159.5MB in the end (delta: 60.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:05:03,484 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.62ms. Allocated memory is still 167.8MB. Free memory was 132.2MB in the beginning and 116.0MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.96ms. Allocated memory is still 167.8MB. Free memory was 116.0MB in the beginning and 114.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.72ms. Allocated memory is still 167.8MB. Free memory was 114.4MB in the beginning and 112.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 272.96ms. Allocated memory is still 167.8MB. Free memory was 112.8MB in the beginning and 99.2MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 8306.75ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 99.2MB in the beginning and 159.6MB in the end (delta: -60.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.58ms. Allocated memory is still 201.3MB. Free memory was 159.6MB in the beginning and 159.5MB in the end (delta: 60.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s1!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s2!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 7 terminating modules (3 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long) -1 * i) + in_len) and consists of 2 locations. One deterministic module has affine ranking function (out_len + ((long) -1 * i)) and consists of 2 locations. One deterministic module has affine ranking function null and consists of 7 locations. One deterministic module has affine ranking function null and consists of 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.2s and 8 iterations. TraceHistogramMax:2. Analysis of lassos took 7.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 7. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 3 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 39 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 37 mSDsluCounter, 109 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 56 mSDsCounter, 18 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 104 IncrementalHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18 mSolverCounterUnsat, 53 mSDtfsCounter, 104 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital150 mio100 ax100 hnf100 lsp100 ukn80 mio100 lsp35 div143 bol100 ite100 ukn100 eq176 hnf90 smp85 dnf125 smp100 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 27ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-01-10 07:05:03,495 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE