./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted/MenloPark.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-crafted/MenloPark.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6dae4b60aa9efa1955ef5fbb576e87a787ed072bbe9c11eb4417a5220402d102 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-23 02:04:53,910 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 02:04:53,964 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-23 02:04:53,970 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 02:04:53,971 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 02:04:53,997 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 02:04:53,998 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 02:04:53,998 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 02:04:53,999 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 02:04:54,002 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 02:04:54,002 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 02:04:54,002 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 02:04:54,003 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 02:04:54,003 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-23 02:04:54,003 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-23 02:04:54,003 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-23 02:04:54,003 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-23 02:04:54,004 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-23 02:04:54,005 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-23 02:04:54,005 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 02:04:54,005 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-23 02:04:54,006 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 02:04:54,006 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 02:04:54,006 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-23 02:04:54,006 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-23 02:04:54,007 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-23 02:04:54,007 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-23 02:04:54,007 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-23 02:04:54,007 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 02:04:54,007 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-23 02:04:54,007 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 02:04:54,007 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 02:04:54,008 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 02:04:54,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 02:04:54,008 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 02:04:54,009 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-23 02:04:54,010 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6dae4b60aa9efa1955ef5fbb576e87a787ed072bbe9c11eb4417a5220402d102 [2024-11-23 02:04:54,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 02:04:54,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 02:04:54,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 02:04:54,251 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 02:04:54,252 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 02:04:54,253 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/MenloPark.c [2024-11-23 02:04:55,699 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-23 02:04:55,877 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 02:04:55,878 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/MenloPark.c [2024-11-23 02:04:55,884 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52ba79aa1/6ca5102053674655965ffc2d432dc811/FLAG219c3dc66 [2024-11-23 02:04:56,277 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52ba79aa1/6ca5102053674655965ffc2d432dc811 [2024-11-23 02:04:56,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 02:04:56,280 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 02:04:56,281 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 02:04:56,281 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 02:04:56,286 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 02:04:56,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:04:56" (1/1) ... [2024-11-23 02:04:56,287 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63589e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:56, skipping insertion in model container [2024-11-23 02:04:56,289 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:04:56" (1/1) ... [2024-11-23 02:04:56,312 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 02:04:56,487 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 02:04:56,494 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 02:04:56,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 02:04:56,518 INFO L204 MainTranslator]: Completed translation [2024-11-23 02:04:56,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:56 WrapperNode [2024-11-23 02:04:56,519 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 02:04:56,520 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 02:04:56,520 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 02:04:56,520 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 02:04:56,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:56" (1/1) ... [2024-11-23 02:04:56,537 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:56" (1/1) ... [2024-11-23 02:04:56,564 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2024-11-23 02:04:56,569 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 02:04:56,570 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 02:04:56,570 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 02:04:56,570 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 02:04:56,582 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:56" (1/1) ... [2024-11-23 02:04:56,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:56" (1/1) ... [2024-11-23 02:04:56,589 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:56" (1/1) ... [2024-11-23 02:04:56,598 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-23 02:04:56,602 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:56" (1/1) ... [2024-11-23 02:04:56,602 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:56" (1/1) ... [2024-11-23 02:04:56,604 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:56" (1/1) ... [2024-11-23 02:04:56,606 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:56" (1/1) ... [2024-11-23 02:04:56,611 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:56" (1/1) ... [2024-11-23 02:04:56,611 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:56" (1/1) ... [2024-11-23 02:04:56,612 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 02:04:56,613 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 02:04:56,613 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 02:04:56,614 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 02:04:56,614 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:56" (1/1) ... [2024-11-23 02:04:56,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:04:56,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:04:56,678 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:04:56,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-23 02:04:56,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 02:04:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 02:04:56,783 INFO L238 CfgBuilder]: Building ICFG [2024-11-23 02:04:56,784 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 02:04:56,829 INFO L? ?]: Removed 3 outVars from TransFormulas that were not future-live. [2024-11-23 02:04:56,829 INFO L287 CfgBuilder]: Performing block encoding [2024-11-23 02:04:56,840 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 02:04:56,841 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-23 02:04:56,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:04:56 BoogieIcfgContainer [2024-11-23 02:04:56,845 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 02:04:56,846 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-23 02:04:56,846 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-23 02:04:56,849 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-23 02:04:56,852 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-23 02:04:56,853 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 02:04:56" (1/3) ... [2024-11-23 02:04:56,853 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3b345fcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 02:04:56, skipping insertion in model container [2024-11-23 02:04:56,853 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-23 02:04:56,854 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:04:56" (2/3) ... [2024-11-23 02:04:56,854 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3b345fcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 02:04:56, skipping insertion in model container [2024-11-23 02:04:56,854 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-23 02:04:56,854 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:04:56" (3/3) ... [2024-11-23 02:04:56,855 INFO L332 chiAutomizerObserver]: Analyzing ICFG MenloPark.c [2024-11-23 02:04:56,897 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-23 02:04:56,897 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-23 02:04:56,897 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-23 02:04:56,897 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-23 02:04:56,897 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-23 02:04:56,897 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-23 02:04:56,898 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-23 02:04:56,898 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-23 02:04:56,901 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 02:04:56,911 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-23 02:04:56,912 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 02:04:56,912 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 02:04:56,915 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-23 02:04:56,915 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-11-23 02:04:56,915 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-23 02:04:56,916 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 02:04:56,916 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-23 02:04:56,916 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 02:04:56,916 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 02:04:56,917 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-23 02:04:56,917 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-11-23 02:04:56,922 INFO L745 eck$LassoCheckResult]: Stem: 4#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 100;main_~z~0#1 := 1; 7#L22-2true [2024-11-23 02:04:56,922 INFO L747 eck$LassoCheckResult]: Loop: 7#L22-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := main_~y~0#1 - main_~z~0#1;main_~z~0#1 := -main_~z~0#1; 7#L22-2true [2024-11-23 02:04:56,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:04:56,926 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-23 02:04:56,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 02:04:56,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947355696] [2024-11-23 02:04:56,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 02:04:56,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 02:04:56,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:04:56,991 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 02:04:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:04:57,006 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 02:04:57,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:04:57,008 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2024-11-23 02:04:57,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 02:04:57,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992068784] [2024-11-23 02:04:57,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 02:04:57,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 02:04:57,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:04:57,026 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 02:04:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:04:57,032 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 02:04:57,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:04:57,034 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2024-11-23 02:04:57,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 02:04:57,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733538013] [2024-11-23 02:04:57,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 02:04:57,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 02:04:57,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:04:57,045 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 02:04:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 02:04:57,051 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 02:04:57,133 INFO L204 LassoAnalysis]: Preferences: [2024-11-23 02:04:57,134 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-23 02:04:57,134 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-23 02:04:57,134 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-23 02:04:57,134 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-23 02:04:57,134 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:04:57,134 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-23 02:04:57,135 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-23 02:04:57,135 INFO L132 ssoRankerPreferences]: Filename of dumped script: MenloPark.c_Iteration1_Lasso [2024-11-23 02:04:57,135 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-23 02:04:57,135 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-23 02:04:57,147 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:04:57,156 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:04:57,182 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:04:57,185 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:04:57,190 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:04:57,277 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-23 02:04:57,281 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-23 02:04:57,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:04:57,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:04:57,294 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:04:57,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-23 02:04:57,304 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-23 02:04:57,304 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-23 02:04:57,337 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-23 02:04:57,337 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: [] [2024-11-23 02:04:57,352 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-23 02:04:57,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:04:57,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:04:57,360 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:04:57,363 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-23 02:04:57,369 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-23 02:04:57,370 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-23 02:04:57,401 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-23 02:04:57,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:04:57,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:04:57,403 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:04:57,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-23 02:04:57,409 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-23 02:04:57,409 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-23 02:04:57,445 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-23 02:04:57,450 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-23 02:04:57,451 INFO L204 LassoAnalysis]: Preferences: [2024-11-23 02:04:57,451 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-23 02:04:57,451 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-23 02:04:57,451 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-23 02:04:57,451 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-23 02:04:57,451 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:04:57,452 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-23 02:04:57,452 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-23 02:04:57,452 INFO L132 ssoRankerPreferences]: Filename of dumped script: MenloPark.c_Iteration1_Lasso [2024-11-23 02:04:57,452 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-23 02:04:57,452 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-23 02:04:57,454 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:04:57,459 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:04:57,465 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:04:57,485 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:04:57,488 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 02:04:57,584 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-23 02:04:57,588 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-23 02:04:57,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:04:57,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:04:57,592 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:04:57,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-23 02:04:57,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 02:04:57,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:04:57,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:04:57,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:04:57,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:04:57,609 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 02:04:57,609 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 02:04:57,613 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:04:57,620 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-23 02:04:57,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:04:57,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:04:57,622 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:04:57,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-23 02:04:57,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 02:04:57,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:04:57,635 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:04:57,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:04:57,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:04:57,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:04:57,636 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:04:57,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:04:57,637 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:04:57,643 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-23 02:04:57,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:04:57,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:04:57,646 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:04:57,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-23 02:04:57,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 02:04:57,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:04:57,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:04:57,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:04:57,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:04:57,663 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 02:04:57,664 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 02:04:57,671 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:04:57,677 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-23 02:04:57,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:04:57,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:04:57,679 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:04:57,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-23 02:04:57,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 02:04:57,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:04:57,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:04:57,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:04:57,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:04:57,692 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:04:57,694 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 02:04:57,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:04:57,696 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:04:57,706 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-23 02:04:57,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:04:57,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:04:57,709 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:04:57,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-23 02:04:57,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 02:04:57,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:04:57,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:04:57,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:04:57,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 02:04:57,724 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 02:04:57,724 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 02:04:57,729 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:04:57,736 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-23 02:04:57,736 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-23 02:04:57,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:04:57,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:04:57,739 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:04:57,740 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-23 02:04:57,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 02:04:57,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:04:57,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:04:57,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:04:57,752 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-23 02:04:57,754 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-23 02:04:57,754 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-23 02:04:57,759 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:04:57,765 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-23 02:04:57,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:04:57,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:04:57,766 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:04:57,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-23 02:04:57,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 02:04:57,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:04:57,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 02:04:57,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:04:57,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:04:57,781 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-23 02:04:57,782 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-23 02:04:57,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 02:04:57,785 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 02:04:57,793 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-23 02:04:57,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:04:57,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:04:57,798 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:04:57,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-23 02:04:57,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 02:04:57,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 02:04:57,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 02:04:57,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 02:04:57,815 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-23 02:04:57,819 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-23 02:04:57,820 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-23 02:04:57,829 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-23 02:04:57,847 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-23 02:04:57,847 INFO L444 ModelExtractionUtils]: 8 out of 21 variables were initially zero. Simplification set additionally 2 variables to zero. [2024-11-23 02:04:57,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 02:04:57,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-23 02:04:57,851 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 02:04:57,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-23 02:04:57,853 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-23 02:04:57,865 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 3. [2024-11-23 02:04:57,866 INFO L474 LassoAnalysis]: Proved termination. [2024-11-23 02:04:57,866 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function 2-nested ranking function: f0 = 4*ULTIMATE.start_main_~x~0#1 - 1*ULTIMATE.start_main_~z~0#1 f1 = 2*ULTIMATE.start_main_~x~0#1 + 1 Supporting invariants [2*ULTIMATE.start_main_~y~0#1 - 1*ULTIMATE.start_main_~z~0#1 - 1 >= 0] [2024-11-23 02:04:57,875 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-23 02:04:57,886 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2024-11-23 02:04:57,893 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: IfThenElseExpression [2024-11-23 02:04:57,894 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: IfThenElseExpression [2024-11-23 02:04:57,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 02:04:57,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 02:04:57,936 WARN L253 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-23 02:04:57,937 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 02:04:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 02:04:57,950 WARN L253 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-23 02:04:57,950 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 02:04:57,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 02:04:57,975 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 [2024-11-23 02:04:57,976 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2024-11-23 02:04:58,038 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 14 transitions. Complement of second has 4 states. [2024-11-23 02:04:58,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-23 02:04:58,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) [2024-11-23 02:04:58,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 7 transitions. [2024-11-23 02:04:58,048 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 2 letters. Loop has 1 letters. [2024-11-23 02:04:58,048 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 02:04:58,048 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 3 letters. Loop has 1 letters. [2024-11-23 02:04:58,048 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 02:04:58,048 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 7 transitions. Stem has 2 letters. Loop has 2 letters. [2024-11-23 02:04:58,049 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 02:04:58,049 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 14 transitions. [2024-11-23 02:04:58,050 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-23 02:04:58,053 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2024-11-23 02:04:58,053 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-23 02:04:58,053 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-23 02:04:58,054 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-23 02:04:58,054 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-23 02:04:58,054 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 02:04:58,054 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 02:04:58,054 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 02:04:58,054 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-23 02:04:58,054 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-23 02:04:58,054 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-23 02:04:58,054 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-23 02:04:58,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 02:04:58 BoogieIcfgContainer [2024-11-23 02:04:58,062 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-23 02:04:58,063 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 02:04:58,064 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 02:04:58,065 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 02:04:58,065 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:04:56" (3/4) ... [2024-11-23 02:04:58,067 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-23 02:04:58,068 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 02:04:58,068 INFO L158 Benchmark]: Toolchain (without parser) took 1788.16ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 86.8MB in the beginning and 109.7MB in the end (delta: -22.9MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2024-11-23 02:04:58,068 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 159.4MB. Free memory is still 110.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 02:04:58,069 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.82ms. Allocated memory is still 159.4MB. Free memory was 86.5MB in the beginning and 75.4MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-23 02:04:58,069 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.24ms. Allocated memory is still 159.4MB. Free memory was 75.2MB in the beginning and 74.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-23 02:04:58,069 INFO L158 Benchmark]: Boogie Preprocessor took 42.74ms. Allocated memory is still 159.4MB. Free memory was 74.0MB in the beginning and 72.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 02:04:58,070 INFO L158 Benchmark]: RCFGBuilder took 232.40ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 72.5MB in the beginning and 186.3MB in the end (delta: -113.8MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2024-11-23 02:04:58,070 INFO L158 Benchmark]: BuchiAutomizer took 1215.44ms. Allocated memory is still 220.2MB. Free memory was 185.2MB in the beginning and 110.8MB in the end (delta: 74.4MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2024-11-23 02:04:58,070 INFO L158 Benchmark]: Witness Printer took 5.07ms. Allocated memory is still 220.2MB. Free memory is still 109.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 02:04:58,072 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 159.4MB. Free memory is still 110.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.82ms. Allocated memory is still 159.4MB. Free memory was 86.5MB in the beginning and 75.4MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.24ms. Allocated memory is still 159.4MB. Free memory was 75.2MB in the beginning and 74.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.74ms. Allocated memory is still 159.4MB. Free memory was 74.0MB in the beginning and 72.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 232.40ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 72.5MB in the beginning and 186.3MB in the end (delta: -113.8MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * BuchiAutomizer took 1215.44ms. Allocated memory is still 220.2MB. Free memory was 185.2MB in the beginning and 110.8MB in the end (delta: 74.4MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * Witness Printer took 5.07ms. Allocated memory is still 220.2MB. Free memory is still 109.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: IfThenElseExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: IfThenElseExpression * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has 2-nested ranking function null, null and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. 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 [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 2 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital26 mio100 ax146 hnf100 lsp68 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq200 hnf90 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 21ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 3 MotzkinApplications: 9 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-23 02:04:58,093 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-23 02:04:58,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE