./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-restricted-15/c.01_assume.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/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-restricted-15/c.01_assume.c', '-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) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', 'f716f85b4674adf32c5382ff55713973e95460ac3d0ffe3bfad3cafce9960ed4'] 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-restricted-15/c.01_assume.c -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 f716f85b4674adf32c5382ff55713973e95460ac3d0ffe3bfad3cafce9960ed4 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 23:49:22,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 23:49:22,992 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-07 23:49:22,996 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 23:49:22,996 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 23:49:23,009 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 23:49:23,009 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 23:49:23,010 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 23:49:23,010 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 23:49:23,010 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 23:49:23,010 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 23:49:23,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 23:49:23,010 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 23:49:23,010 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-07 23:49:23,010 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-07 23:49:23,011 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-07 23:49:23,011 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-07 23:49:23,011 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-07 23:49:23,011 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-07 23:49:23,011 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 23:49:23,011 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-07 23:49:23,011 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 23:49:23,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 23:49:23,011 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-07 23:49:23,011 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-07 23:49:23,011 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-07 23:49:23,012 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 23:49:23,012 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 23:49:23,012 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 23:49:23,012 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-07 23:49:23,012 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 23:49:23,012 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 23:49:23,012 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 23:49:23,012 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 23:49:23,012 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 23:49:23,012 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-07 23:49:23,013 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 -> f716f85b4674adf32c5382ff55713973e95460ac3d0ffe3bfad3cafce9960ed4 [2024-11-07 23:49:23,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 23:49:23,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 23:49:23,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 23:49:23,403 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 23:49:23,403 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 23:49:23,404 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-restricted-15/c.01_assume.c [2024-11-07 23:49:24,640 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 23:49:24,902 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 23:49:24,902 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/termination-restricted-15/c.01_assume.c [2024-11-07 23:49:24,906 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a9dde3473/424d7d517f6d4a3fb0656f88f0e96cd2/FLAG15852a607 [2024-11-07 23:49:25,214 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a9dde3473/424d7d517f6d4a3fb0656f88f0e96cd2 [2024-11-07 23:49:25,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 23:49:25,216 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 23:49:25,217 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 23:49:25,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 23:49:25,220 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 23:49:25,220 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:49:25" (1/1) ... [2024-11-07 23:49:25,221 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48aad3cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:49:25, skipping insertion in model container [2024-11-07 23:49:25,221 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:49:25" (1/1) ... [2024-11-07 23:49:25,230 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 23:49:25,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 23:49:25,310 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 23:49:25,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 23:49:25,327 INFO L204 MainTranslator]: Completed translation [2024-11-07 23:49:25,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:49:25 WrapperNode [2024-11-07 23:49:25,327 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 23:49:25,328 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 23:49:25,328 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 23:49:25,328 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 23:49:25,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:49:25" (1/1) ... [2024-11-07 23:49:25,334 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:49:25" (1/1) ... [2024-11-07 23:49:25,342 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2024-11-07 23:49:25,342 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 23:49:25,343 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 23:49:25,343 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 23:49:25,343 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 23:49:25,347 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:49:25" (1/1) ... [2024-11-07 23:49:25,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:49:25" (1/1) ... [2024-11-07 23:49:25,348 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:49:25" (1/1) ... [2024-11-07 23:49:25,351 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-07 23:49:25,351 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:49:25" (1/1) ... [2024-11-07 23:49:25,351 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:49:25" (1/1) ... [2024-11-07 23:49:25,352 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:49:25" (1/1) ... [2024-11-07 23:49:25,354 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:49:25" (1/1) ... [2024-11-07 23:49:25,354 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:49:25" (1/1) ... [2024-11-07 23:49:25,355 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:49:25" (1/1) ... [2024-11-07 23:49:25,355 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 23:49:25,356 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 23:49:25,356 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 23:49:25,356 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 23:49:25,357 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:49:25" (1/1) ... [2024-11-07 23:49:25,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:25,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:25,377 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) [2024-11-07 23:49:25,379 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 [2024-11-07 23:49:25,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 23:49:25,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 23:49:25,438 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 23:49:25,440 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 23:49:25,469 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-07 23:49:25,470 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 23:49:25,475 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 23:49:25,475 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-07 23:49:25,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:49:25 BoogieIcfgContainer [2024-11-07 23:49:25,475 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 23:49:25,476 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-07 23:49:25,476 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-07 23:49:25,479 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-07 23:49:25,480 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-07 23:49:25,480 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.11 11:49:25" (1/3) ... [2024-11-07 23:49:25,481 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@24faadd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 11:49:25, skipping insertion in model container [2024-11-07 23:49:25,481 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-07 23:49:25,481 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:49:25" (2/3) ... [2024-11-07 23:49:25,481 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@24faadd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 11:49:25, skipping insertion in model container [2024-11-07 23:49:25,481 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-07 23:49:25,481 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:49:25" (3/3) ... [2024-11-07 23:49:25,482 INFO L332 chiAutomizerObserver]: Analyzing ICFG c.01_assume.c [2024-11-07 23:49:25,512 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-07 23:49:25,512 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-07 23:49:25,513 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-07 23:49:25,513 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-07 23:49:25,513 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-07 23:49:25,513 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-07 23:49:25,513 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-07 23:49:25,513 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-07 23:49:25,516 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:49:25,524 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-07 23:49:25,524 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:49:25,524 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:49:25,527 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-07 23:49:25,527 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-07 23:49:25,527 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-07 23:49:25,528 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:49:25,528 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-07 23:49:25,528 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:49:25,528 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:49:25,528 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-07 23:49:25,528 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-07 23:49:25,533 INFO L745 eck$LassoCheckResult]: Stem: 4#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 5#L9-2true [2024-11-07 23:49:25,533 INFO L747 eck$LassoCheckResult]: Loop: 5#L9-2true assume !!(main_~x~0#1 >= 0 && main_~y~0#1 > 0);main_~y~0#1 := 1; 9#L11-2true assume !((main_~x~0#1 > main_~y~0#1 && main_~y~0#1 > 0) && main_~y~0#1 < 1073741824); 8#L11-3true main_~x~0#1 := main_~x~0#1 - 1; 5#L9-2true [2024-11-07 23:49:25,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:49:25,537 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-07 23:49:25,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:49:25,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407691058] [2024-11-07 23:49:25,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:49:25,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:49:25,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:49:25,582 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:49:25,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:49:25,592 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:49:25,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:49:25,594 INFO L85 PathProgramCache]: Analyzing trace with hash 40944, now seen corresponding path program 1 times [2024-11-07 23:49:25,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:49:25,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858732094] [2024-11-07 23:49:25,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:49:25,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:49:25,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:49:25,602 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:49:25,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:49:25,605 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:49:25,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:49:25,606 INFO L85 PathProgramCache]: Analyzing trace with hash 28699886, now seen corresponding path program 1 times [2024-11-07 23:49:25,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:49:25,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116670220] [2024-11-07 23:49:25,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:49:25,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:49:25,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:49:25,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:49:25,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:49:25,614 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:49:25,709 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:49:25,711 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:49:25,711 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:49:25,712 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:49:25,712 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-07 23:49:25,712 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:25,712 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:49:25,713 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:49:25,713 INFO L132 ssoRankerPreferences]: Filename of dumped script: c.01_assume.c_Iteration1_Loop [2024-11-07 23:49:25,713 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:49:25,713 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:49:25,723 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:25,731 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:25,736 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:25,744 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:25,808 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:49:25,809 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-07 23:49:25,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:25,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:25,815 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) [2024-11-07 23:49:25,816 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 [2024-11-07 23:49:25,816 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-07 23:49:25,820 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-07 23:49:25,842 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-07 23:49:25,842 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-07 23:49:25,853 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 [2024-11-07 23:49:25,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:25,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:25,856 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) [2024-11-07 23:49:25,856 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 [2024-11-07 23:49:25,857 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-07 23:49:25,857 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-07 23:49:25,875 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-07 23:49:25,875 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-07 23:49:25,886 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-07 23:49:25,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:25,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:25,888 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) [2024-11-07 23:49:25,889 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 [2024-11-07 23:49:25,890 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-07 23:49:25,890 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-07 23:49:25,901 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-07 23:49:25,902 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0#1=1} Honda state: {ULTIMATE.start_main_~y~0#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-07 23:49:25,912 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 [2024-11-07 23:49:25,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:25,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:25,914 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) [2024-11-07 23:49:25,915 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 [2024-11-07 23:49:25,916 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-07 23:49:25,916 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-07 23:49:25,938 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-07 23:49:25,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:25,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:25,940 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) [2024-11-07 23:49:25,941 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 [2024-11-07 23:49:25,942 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-07 23:49:25,942 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-07 23:49:25,955 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-07 23:49:25,965 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-07 23:49:25,966 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:49:25,966 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:49:25,966 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:49:25,966 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:49:25,966 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:49:25,966 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:25,966 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:49:25,966 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:49:25,966 INFO L132 ssoRankerPreferences]: Filename of dumped script: c.01_assume.c_Iteration1_Loop [2024-11-07 23:49:25,966 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:49:25,966 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:49:25,967 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:25,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:25,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:25,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:26,024 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:49:26,028 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:49:26,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:26,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:26,030 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) [2024-11-07 23:49:26,031 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 [2024-11-07 23:49:26,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:49:26,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:49:26,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:49:26,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:49:26,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:49:26,048 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:49:26,048 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:49:26,052 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:49:26,062 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 [2024-11-07 23:49:26,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:26,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:26,064 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) [2024-11-07 23:49:26,065 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 [2024-11-07 23:49:26,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:49:26,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:49:26,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:49:26,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:49:26,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:49:26,079 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:49:26,079 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:49:26,082 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:49:26,092 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 [2024-11-07 23:49:26,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:26,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:26,094 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) [2024-11-07 23:49:26,095 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 [2024-11-07 23:49:26,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:49:26,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:49:26,107 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:49:26,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:49:26,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:49:26,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:49:26,108 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:49:26,108 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:49:26,110 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:49:26,120 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 [2024-11-07 23:49:26,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:26,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:26,123 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) [2024-11-07 23:49:26,124 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 [2024-11-07 23:49:26,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:49:26,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:49:26,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:49:26,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:49:26,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:49:26,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:49:26,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:49:26,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:49:26,137 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-07 23:49:26,139 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-07 23:49:26,141 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-07 23:49:26,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:26,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:26,147 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) [2024-11-07 23:49:26,151 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 [2024-11-07 23:49:26,151 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-07 23:49:26,152 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-07 23:49:26,152 INFO L474 LassoAnalysis]: Proved termination. [2024-11-07 23:49:26,152 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0#1) = 2*ULTIMATE.start_main_~x~0#1 + 1 Supporting invariants [] [2024-11-07 23:49:26,162 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-07 23:49:26,166 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-07 23:49:26,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:49:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:49:26,190 WARN L253 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-07 23:49:26,191 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:49:26,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:49:26,199 INFO L255 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-07 23:49:26,199 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:49:26,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:49:26,237 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-07 23:49:26,238 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:49:26,269 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 20 states and 31 transitions. Complement of second has 6 states. [2024-11-07 23:49:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-07 23:49:26,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:49:26,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2024-11-07 23:49:26,277 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 2 letters. Loop has 3 letters. [2024-11-07 23:49:26,277 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:49:26,277 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 5 letters. Loop has 3 letters. [2024-11-07 23:49:26,277 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:49:26,278 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 2 letters. Loop has 6 letters. [2024-11-07 23:49:26,278 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:49:26,278 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 31 transitions. [2024-11-07 23:49:26,279 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-07 23:49:26,280 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 8 states and 11 transitions. [2024-11-07 23:49:26,281 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 [2024-11-07 23:49:26,281 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2024-11-07 23:49:26,281 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 11 transitions. [2024-11-07 23:49:26,281 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:49:26,281 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8 states and 11 transitions. [2024-11-07 23:49:26,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states and 11 transitions. [2024-11-07 23:49:26,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 7. [2024-11-07 23:49:26,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) 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) [2024-11-07 23:49:26,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 10 transitions. [2024-11-07 23:49:26,295 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7 states and 10 transitions. [2024-11-07 23:49:26,296 INFO L425 stractBuchiCegarLoop]: Abstraction has 7 states and 10 transitions. [2024-11-07 23:49:26,296 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-07 23:49:26,296 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 10 transitions. [2024-11-07 23:49:26,296 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-07 23:49:26,296 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:49:26,296 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:49:26,296 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-07 23:49:26,296 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-11-07 23:49:26,297 INFO L745 eck$LassoCheckResult]: Stem: 68#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 69#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 70#L9-2 assume !!(main_~x~0#1 >= 0 && main_~y~0#1 > 0);main_~y~0#1 := 1; 72#L11-2 [2024-11-07 23:49:26,297 INFO L747 eck$LassoCheckResult]: Loop: 72#L11-2 assume !!((main_~x~0#1 > main_~y~0#1 && main_~y~0#1 > 0) && main_~y~0#1 < 1073741824);main_~y~0#1 := 2 * main_~y~0#1; 72#L11-2 [2024-11-07 23:49:26,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:49:26,297 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2024-11-07 23:49:26,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:49:26,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900980133] [2024-11-07 23:49:26,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:49:26,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:49:26,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:49:26,300 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:49:26,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:49:26,302 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:49:26,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:49:26,302 INFO L85 PathProgramCache]: Analyzing trace with hash 51, now seen corresponding path program 1 times [2024-11-07 23:49:26,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:49:26,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683091719] [2024-11-07 23:49:26,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:49:26,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:49:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:49:26,305 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:49:26,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:49:26,307 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:49:26,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:49:26,313 INFO L85 PathProgramCache]: Analyzing trace with hash 925804, now seen corresponding path program 1 times [2024-11-07 23:49:26,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:49:26,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768482361] [2024-11-07 23:49:26,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:49:26,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:49:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:49:26,318 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:49:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:49:26,321 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:49:26,345 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:49:26,345 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:49:26,345 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:49:26,345 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:49:26,345 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-07 23:49:26,345 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:26,345 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:49:26,345 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:49:26,345 INFO L132 ssoRankerPreferences]: Filename of dumped script: c.01_assume.c_Iteration2_Loop [2024-11-07 23:49:26,345 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:49:26,345 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:49:26,346 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:26,349 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:26,352 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:26,406 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-07 23:49:26,425 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:49:26,426 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-07 23:49:26,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:26,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:26,428 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) [2024-11-07 23:49:26,429 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 [2024-11-07 23:49:26,430 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-07 23:49:26,430 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-07 23:49:26,449 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-07 23:49:26,449 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-07 23:49:26,459 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 [2024-11-07 23:49:26,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:26,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:26,469 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) [2024-11-07 23:49:26,469 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 [2024-11-07 23:49:26,470 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-07 23:49:26,470 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-07 23:49:26,488 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-07 23:49:26,488 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-07 23:49:26,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-07 23:49:26,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:26,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:26,500 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) [2024-11-07 23:49:26,501 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 [2024-11-07 23:49:26,502 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-07 23:49:26,503 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-07 23:49:26,525 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-07 23:49:26,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:26,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:26,527 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) [2024-11-07 23:49:26,529 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 [2024-11-07 23:49:26,529 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-07 23:49:26,529 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-07 23:49:26,558 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-07 23:49:26,566 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-07 23:49:26,567 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:49:26,567 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:49:26,567 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:49:26,567 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:49:26,567 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:49:26,567 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:26,567 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:49:26,567 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:49:26,567 INFO L132 ssoRankerPreferences]: Filename of dumped script: c.01_assume.c_Iteration2_Loop [2024-11-07 23:49:26,567 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:49:26,567 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:49:26,568 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:26,571 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:26,578 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:26,609 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:49:26,609 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:49:26,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:26,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:26,630 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) [2024-11-07 23:49:26,631 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 [2024-11-07 23:49:26,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:49:26,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:49:26,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:49:26,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:49:26,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:49:26,643 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:49:26,643 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:49:26,646 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:49:26,656 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 [2024-11-07 23:49:26,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:26,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:26,659 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) [2024-11-07 23:49:26,659 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 [2024-11-07 23:49:26,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:49:26,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:49:26,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:49:26,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:49:26,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:49:26,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:49:26,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:49:26,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:49:26,674 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-07 23:49:26,676 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-07 23:49:26,676 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-07 23:49:26,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:26,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:26,680 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) [2024-11-07 23:49:26,681 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 [2024-11-07 23:49:26,681 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-07 23:49:26,681 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-07 23:49:26,682 INFO L474 LassoAnalysis]: Proved termination. [2024-11-07 23:49:26,682 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = -2*ULTIMATE.start_main_~y~0#1 + 2147483647 Supporting invariants [] [2024-11-07 23:49:26,692 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 [2024-11-07 23:49:26,693 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-07 23:49:26,704 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:49:26,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:49:26,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-07 23:49:26,707 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:49:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:49:26,713 WARN L253 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-07 23:49:26,713 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:49:26,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:49:26,713 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 [2024-11-07 23:49:26,714 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 10 transitions. cyclomatic complexity: 5 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) [2024-11-07 23:49:26,721 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 10 transitions. cyclomatic complexity: 5. 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 14 states and 19 transitions. Complement of second has 5 states. [2024-11-07 23:49:26,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-07 23:49:26,722 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) [2024-11-07 23:49:26,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 6 transitions. [2024-11-07 23:49:26,722 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 6 transitions. Stem has 3 letters. Loop has 1 letters. [2024-11-07 23:49:26,722 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:49:26,722 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 6 transitions. Stem has 4 letters. Loop has 1 letters. [2024-11-07 23:49:26,722 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:49:26,722 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 6 transitions. Stem has 3 letters. Loop has 2 letters. [2024-11-07 23:49:26,722 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:49:26,723 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 19 transitions. [2024-11-07 23:49:26,723 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-07 23:49:26,723 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 10 states and 14 transitions. [2024-11-07 23:49:26,724 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 [2024-11-07 23:49:26,724 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4 [2024-11-07 23:49:26,724 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 14 transitions. [2024-11-07 23:49:26,724 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:49:26,724 INFO L218 hiAutomatonCegarLoop]: Abstraction has 10 states and 14 transitions. [2024-11-07 23:49:26,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 14 transitions. [2024-11-07 23:49:26,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 7. [2024-11-07 23:49:26,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:49:26,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 9 transitions. [2024-11-07 23:49:26,725 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7 states and 9 transitions. [2024-11-07 23:49:26,725 INFO L425 stractBuchiCegarLoop]: Abstraction has 7 states and 9 transitions. [2024-11-07 23:49:26,725 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-07 23:49:26,725 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 9 transitions. [2024-11-07 23:49:26,725 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-07 23:49:26,725 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:49:26,725 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:49:26,725 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1] [2024-11-07 23:49:26,725 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-11-07 23:49:26,726 INFO L745 eck$LassoCheckResult]: Stem: 120#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 121#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 122#L9-2 assume !!(main_~x~0#1 >= 0 && main_~y~0#1 > 0);main_~y~0#1 := 1; 123#L11-2 assume !((main_~x~0#1 > main_~y~0#1 && main_~y~0#1 > 0) && main_~y~0#1 < 1073741824); 126#L11-3 main_~x~0#1 := main_~x~0#1 - 1; 124#L9-2 assume !!(main_~x~0#1 >= 0 && main_~y~0#1 > 0);main_~y~0#1 := 1; 125#L11-2 [2024-11-07 23:49:26,726 INFO L747 eck$LassoCheckResult]: Loop: 125#L11-2 assume !!((main_~x~0#1 > main_~y~0#1 && main_~y~0#1 > 0) && main_~y~0#1 < 1073741824);main_~y~0#1 := 2 * main_~y~0#1; 125#L11-2 [2024-11-07 23:49:26,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:49:26,726 INFO L85 PathProgramCache]: Analyzing trace with hash 889696477, now seen corresponding path program 2 times [2024-11-07 23:49:26,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:49:26,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230163113] [2024-11-07 23:49:26,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:49:26,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:49:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:49:26,730 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:49:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:49:26,733 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:49:26,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:49:26,733 INFO L85 PathProgramCache]: Analyzing trace with hash 51, now seen corresponding path program 2 times [2024-11-07 23:49:26,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:49:26,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547320736] [2024-11-07 23:49:26,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:49:26,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:49:26,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:49:26,736 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:49:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:49:26,737 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:49:26,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:49:26,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1810787031, now seen corresponding path program 1 times [2024-11-07 23:49:26,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:49:26,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378130385] [2024-11-07 23:49:26,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:49:26,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:49:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:49:26,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:49:26,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 23:49:26,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378130385] [2024-11-07 23:49:26,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378130385] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 23:49:26,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [692001061] [2024-11-07 23:49:26,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:49:26,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 23:49:26,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:26,799 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 23:49:26,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-07 23:49:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:49:26,822 INFO L255 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-07 23:49:26,823 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:49:26,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:49:26,889 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 23:49:26,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:49:26,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [692001061] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 23:49:26,941 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 23:49:26,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-11-07 23:49:26,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916356227] [2024-11-07 23:49:26,942 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 23:49:26,962 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:49:26,962 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:49:26,962 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:49:26,963 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:49:26,963 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-07 23:49:26,963 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:26,963 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:49:26,963 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:49:26,963 INFO L132 ssoRankerPreferences]: Filename of dumped script: c.01_assume.c_Iteration3_Loop [2024-11-07 23:49:26,963 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:49:26,963 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:49:26,964 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:26,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:26,973 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:27,003 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:49:27,004 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-07 23:49:27,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:27,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:27,006 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) [2024-11-07 23:49:27,007 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 [2024-11-07 23:49:27,008 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-07 23:49:27,008 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-07 23:49:27,026 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-07 23:49:27,027 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-07 23:49:27,037 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 [2024-11-07 23:49:27,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:27,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:27,039 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) [2024-11-07 23:49:27,040 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 [2024-11-07 23:49:27,041 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-07 23:49:27,041 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-07 23:49:27,063 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 [2024-11-07 23:49:27,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:27,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:27,065 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) [2024-11-07 23:49:27,066 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 [2024-11-07 23:49:27,067 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-07 23:49:27,067 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-07 23:49:27,094 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-07 23:49:27,098 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-07 23:49:27,098 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:49:27,099 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:49:27,099 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:49:27,099 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:49:27,099 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:49:27,099 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:27,099 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:49:27,099 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:49:27,099 INFO L132 ssoRankerPreferences]: Filename of dumped script: c.01_assume.c_Iteration3_Loop [2024-11-07 23:49:27,099 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:49:27,099 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:49:27,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:27,103 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:27,109 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:49:27,139 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:49:27,139 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:49:27,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:27,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:27,141 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) [2024-11-07 23:49:27,142 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 [2024-11-07 23:49:27,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:49:27,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:49:27,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:49:27,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:49:27,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:49:27,154 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:49:27,154 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-07 23:49:27,157 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:49:27,167 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-11-07 23:49:27,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:27,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:27,169 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) [2024-11-07 23:49:27,170 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 [2024-11-07 23:49:27,171 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 [2024-11-07 23:49:27,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:49:27,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:49:27,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:49:27,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:49:27,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:49:27,183 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:49:27,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:49:27,185 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-07 23:49:27,187 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-07 23:49:27,187 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-07 23:49:27,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:49:27,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:49:27,189 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) [2024-11-07 23:49:27,190 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 [2024-11-07 23:49:27,191 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-07 23:49:27,191 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-07 23:49:27,191 INFO L474 LassoAnalysis]: Proved termination. [2024-11-07 23:49:27,191 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = -2*ULTIMATE.start_main_~y~0#1 + 2147483647 Supporting invariants [] [2024-11-07 23:49:27,202 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-07 23:49:27,202 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-07 23:49:27,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:49:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:49:27,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-07 23:49:27,217 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:49:27,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:49:27,225 WARN L253 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-07 23:49:27,225 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:49:27,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:49:27,227 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 [2024-11-07 23:49:27,227 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 9 transitions. cyclomatic complexity: 4 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:49:27,233 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 9 transitions. cyclomatic complexity: 4. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 12 states and 16 transitions. Complement of second has 5 states. [2024-11-07 23:49:27,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-07 23:49:27,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:49:27,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 6 transitions. [2024-11-07 23:49:27,235 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 6 transitions. Stem has 6 letters. Loop has 1 letters. [2024-11-07 23:49:27,235 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:49:27,235 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:49:27,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:49:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:49:27,248 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-07 23:49:27,248 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:49:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:49:27,256 WARN L253 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-07 23:49:27,256 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:49:27,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:49:27,256 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 1 loop predicates [2024-11-07 23:49:27,257 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 9 transitions. cyclomatic complexity: 4 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:49:27,262 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 9 transitions. cyclomatic complexity: 4. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 12 states and 16 transitions. Complement of second has 5 states. [2024-11-07 23:49:27,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-07 23:49:27,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:49:27,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 6 transitions. [2024-11-07 23:49:27,263 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 6 transitions. Stem has 6 letters. Loop has 1 letters. [2024-11-07 23:49:27,263 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:49:27,263 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-07 23:49:27,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:49:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:49:27,276 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-07 23:49:27,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:49:27,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:49:27,284 WARN L253 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-07 23:49:27,285 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:49:27,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:49:27,285 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2024-11-07 23:49:27,285 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 9 transitions. cyclomatic complexity: 4 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:49:27,292 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 9 transitions. cyclomatic complexity: 4. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 10 states and 12 transitions. Complement of second has 4 states. [2024-11-07 23:49:27,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-07 23:49:27,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:49:27,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2024-11-07 23:49:27,293 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 6 letters. Loop has 1 letters. [2024-11-07 23:49:27,293 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:49:27,293 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 7 letters. Loop has 1 letters. [2024-11-07 23:49:27,293 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:49:27,293 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 6 letters. Loop has 2 letters. [2024-11-07 23:49:27,293 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:49:27,293 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 12 transitions. [2024-11-07 23:49:27,294 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-07 23:49:27,294 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 0 states and 0 transitions. [2024-11-07 23:49:27,294 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-07 23:49:27,294 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-07 23:49:27,294 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-07 23:49:27,294 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-07 23:49:27,294 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-07 23:49:27,294 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-07 23:49:27,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 23:49:27,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-07 23:49:27,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-11-07 23:49:27,296 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 12 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) [2024-11-07 23:49:27,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 23:49:27,297 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2024-11-07 23:49:27,298 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2024-11-07 23:49:27,298 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-07 23:49:27,298 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2024-11-07 23:49:27,298 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-07 23:49:27,298 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-07 23:49:27,298 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-07 23:49:27,298 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-07 23:49:27,298 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-07 23:49:27,298 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-07 23:49:27,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 23:49:27,298 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-07 23:49:27,299 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-07 23:49:27,299 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-07 23:49:27,299 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-07 23:49:27,299 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-07 23:49:27,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.11 11:49:27 BoogieIcfgContainer [2024-11-07 23:49:27,304 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-07 23:49:27,305 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 23:49:27,305 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 23:49:27,305 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 23:49:27,305 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:49:25" (3/4) ... [2024-11-07 23:49:27,307 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-07 23:49:27,307 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 23:49:27,308 INFO L158 Benchmark]: Toolchain (without parser) took 2091.38ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 56.0MB in the end (delta: 61.0MB). Peak memory consumption was 64.3MB. Max. memory is 16.1GB. [2024-11-07 23:49:27,308 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 117.4MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 23:49:27,308 INFO L158 Benchmark]: CACSL2BoogieTranslator took 110.60ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 107.0MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 23:49:27,308 INFO L158 Benchmark]: Boogie Procedure Inliner took 14.21ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 106.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 23:49:27,308 INFO L158 Benchmark]: Boogie Preprocessor took 12.58ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 105.2MB in the end (delta: 826.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 23:49:27,308 INFO L158 Benchmark]: RCFGBuilder took 119.51ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 96.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 23:49:27,309 INFO L158 Benchmark]: BuchiAutomizer took 1828.39ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 56.0MB in the end (delta: 40.4MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2024-11-07 23:49:27,309 INFO L158 Benchmark]: Witness Printer took 2.58ms. Allocated memory is still 142.6MB. Free memory was 56.0MB in the beginning and 56.0MB in the end (delta: 52.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 23:49:27,310 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 117.4MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 110.60ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 107.0MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 14.21ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 106.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 12.58ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 105.2MB in the end (delta: 826.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 119.51ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 96.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 1828.39ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 56.0MB in the end (delta: 40.4MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. * Witness Printer took 2.58ms. Allocated memory is still 142.6MB. Free memory was 56.0MB in the beginning and 56.0MB in the end (delta: 52.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (1 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function (((long) 2 * x) + 1) and consists of 4 locations. One deterministic module has affine ranking function (2147483647 + ((long) -2 * y)) and consists of 3 locations. One nondeterministic module has affine ranking function (2147483647 + ((long) -2 * y)) and consists of 3 locations. 1 modules have a trivial ranking function, the largest among these consists of 12 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.7s and 4 iterations. TraceHistogramMax:2. Analysis of lassos took 1.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 28 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 23 mSDsluCounter, 24 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33 IncrementalHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 21 mSDtfsCounter, 33 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT2 conc0 concLT1 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital18 mio100 ax165 hnf100 lsp53 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq137 hnf95 smp100 dnf100 smp100 tf109 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 23ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-07 23:49:27,323 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 [2024-11-07 23:49:27,530 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-11-07 23:49:27,726 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 [2024-11-07 23:49:27,930 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE