./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 32bit --witnessprinter.graph.data.programhash 9c0fb6a0d32b99c9a776859d2bc15d9177dc584955a2c1baa8ac133e976f40f7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-12 01:00:12,062 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 01:00:12,130 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-12 01:00:12,134 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 01:00:12,135 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 01:00:12,155 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 01:00:12,155 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 01:00:12,156 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 01:00:12,156 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 01:00:12,157 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 01:00:12,158 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 01:00:12,158 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 01:00:12,159 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 01:00:12,159 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-12 01:00:12,160 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-12 01:00:12,160 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-12 01:00:12,161 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-12 01:00:12,161 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-12 01:00:12,161 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-12 01:00:12,161 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 01:00:12,161 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-12 01:00:12,162 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-12 01:00:12,162 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-12 01:00:12,162 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-12 01:00:12,162 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 01:00:12,162 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-12 01:00:12,164 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-12 01:00:12,165 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-12 01:00:12,165 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 01:00:12,165 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-12 01:00:12,165 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-12 01:00:12,165 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 01:00:12,165 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-12 01:00:12,166 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 01:00:12,166 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 01:00:12,166 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 01:00:12,166 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 01:00:12,166 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-12 01:00:12,166 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-12 01:00:12,167 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c0fb6a0d32b99c9a776859d2bc15d9177dc584955a2c1baa8ac133e976f40f7 [2024-10-12 01:00:12,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 01:00:12,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 01:00:12,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 01:00:12,388 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 01:00:12,389 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 01:00:12,390 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c [2024-10-12 01:00:13,716 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 01:00:13,866 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 01:00:13,866 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c [2024-10-12 01:00:13,872 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/e3873bf95/830c837844b2489ea5e6f9a0ee801c71/FLAGacdb43279 [2024-10-12 01:00:13,883 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/e3873bf95/830c837844b2489ea5e6f9a0ee801c71 [2024-10-12 01:00:13,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 01:00:13,886 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 01:00:13,887 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 01:00:13,889 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 01:00:13,893 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 01:00:13,893 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 01:00:13" (1/1) ... [2024-10-12 01:00:13,894 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78a151bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:00:13, skipping insertion in model container [2024-10-12 01:00:13,894 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 01:00:13" (1/1) ... [2024-10-12 01:00:13,910 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 01:00:14,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 01:00:14,101 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 01:00:14,113 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 01:00:14,128 INFO L204 MainTranslator]: Completed translation [2024-10-12 01:00:14,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:00:14 WrapperNode [2024-10-12 01:00:14,128 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 01:00:14,129 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 01:00:14,130 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 01:00:14,130 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 01:00:14,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:00:14" (1/1) ... [2024-10-12 01:00:14,141 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:00:14" (1/1) ... [2024-10-12 01:00:14,153 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 18 [2024-10-12 01:00:14,154 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 01:00:14,155 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 01:00:14,155 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 01:00:14,155 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 01:00:14,163 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:00:14" (1/1) ... [2024-10-12 01:00:14,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:00:14" (1/1) ... [2024-10-12 01:00:14,165 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:00:14" (1/1) ... [2024-10-12 01:00:14,174 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-12 01:00:14,174 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:00:14" (1/1) ... [2024-10-12 01:00:14,174 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:00:14" (1/1) ... [2024-10-12 01:00:14,176 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:00:14" (1/1) ... [2024-10-12 01:00:14,178 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:00:14" (1/1) ... [2024-10-12 01:00:14,178 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:00:14" (1/1) ... [2024-10-12 01:00:14,179 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:00:14" (1/1) ... [2024-10-12 01:00:14,180 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 01:00:14,181 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 01:00:14,181 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 01:00:14,181 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 01:00:14,182 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:00:14" (1/1) ... [2024-10-12 01:00:14,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:14,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:14,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:14,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-12 01:00:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 01:00:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-12 01:00:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2024-10-12 01:00:14,269 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2024-10-12 01:00:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 01:00:14,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 01:00:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure id [2024-10-12 01:00:14,270 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2024-10-12 01:00:14,332 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 01:00:14,334 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 01:00:14,450 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-10-12 01:00:14,450 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 01:00:14,468 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 01:00:14,469 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-12 01:00:14,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 01:00:14 BoogieIcfgContainer [2024-10-12 01:00:14,471 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 01:00:14,472 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-12 01:00:14,472 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-12 01:00:14,476 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-12 01:00:14,477 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 01:00:14,477 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.10 01:00:13" (1/3) ... [2024-10-12 01:00:14,478 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6adbbc89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 01:00:14, skipping insertion in model container [2024-10-12 01:00:14,478 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 01:00:14,479 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:00:14" (2/3) ... [2024-10-12 01:00:14,479 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6adbbc89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 01:00:14, skipping insertion in model container [2024-10-12 01:00:14,480 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 01:00:14,480 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 01:00:14" (3/3) ... [2024-10-12 01:00:14,481 INFO L332 chiAutomizerObserver]: Analyzing ICFG id2_i5_o5-2.c [2024-10-12 01:00:14,541 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-12 01:00:14,541 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-12 01:00:14,542 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-12 01:00:14,542 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-12 01:00:14,542 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-12 01:00:14,542 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-12 01:00:14,543 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-12 01:00:14,543 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-12 01:00:14,548 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 16 states have (on average 1.1875) internal successors, (19), 16 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-10-12 01:00:14,568 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-10-12 01:00:14,569 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:00:14,569 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:00:14,574 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-10-12 01:00:14,575 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-10-12 01:00:14,575 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-12 01:00:14,575 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 16 states have (on average 1.1875) internal successors, (19), 16 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-10-12 01:00:14,577 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-10-12 01:00:14,578 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:00:14,578 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:00:14,578 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-10-12 01:00:14,578 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-10-12 01:00:14,588 INFO L745 eck$LassoCheckResult]: Stem: 16#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3); 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret6#1, main_~input~0#1, main_~result~0#1;main_~input~0#1 := 5; 12#L21true call main_#t~ret6#1 := id(main_~input~0#1);< 4#$Ultimate##0true [2024-10-12 01:00:14,589 INFO L747 eck$LassoCheckResult]: Loop: 4#$Ultimate##0true ~x := #in~x; 5#L10true assume !(0 == ~x); 20#L11true call #t~ret4 := id2(~x - 1);< 11#$Ultimate##0true ~x := #in~x; 15#L15true assume !(0 == ~x); 6#L16true call #t~ret5 := id(~x - 1);< 4#$Ultimate##0true [2024-10-12 01:00:14,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:00:14,595 INFO L85 PathProgramCache]: Analyzing trace with hash 37824, now seen corresponding path program 1 times [2024-10-12 01:00:14,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:00:14,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8126603] [2024-10-12 01:00:14,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:00:14,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:00:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:00:14,695 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 01:00:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:00:14,721 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 01:00:14,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:00:14,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1631116989, now seen corresponding path program 1 times [2024-10-12 01:00:14,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:00:14,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522205666] [2024-10-12 01:00:14,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:00:14,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:00:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:00:14,731 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 01:00:14,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:00:14,737 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 01:00:14,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:00:14,738 INFO L85 PathProgramCache]: Analyzing trace with hash 218457916, now seen corresponding path program 1 times [2024-10-12 01:00:14,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:00:14,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792104582] [2024-10-12 01:00:14,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:00:14,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:00:14,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:00:14,750 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 01:00:14,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:00:14,762 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 01:00:14,940 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 01:00:14,940 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 01:00:14,940 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 01:00:14,941 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 01:00:14,941 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-10-12 01:00:14,941 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:14,941 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 01:00:14,941 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 01:00:14,941 INFO L132 ssoRankerPreferences]: Filename of dumped script: id2_i5_o5-2.c_Iteration1_Loop [2024-10-12 01:00:14,941 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 01:00:14,942 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 01:00:14,955 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:14,968 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:14,973 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:14,983 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:14,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:14,993 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:15,090 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 01:00:15,091 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-10-12 01:00:15,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:15,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:15,095 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:15,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-12 01:00:15,097 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-12 01:00:15,097 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 01:00:15,115 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-12 01:00:15,115 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#res=0} Honda state: {id_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-12 01:00:15,127 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-12 01:00:15,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:15,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:15,132 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:15,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-12 01:00:15,135 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-12 01:00:15,135 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 01:00:15,147 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-12 01:00:15,147 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#res=0} Honda state: {id2_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-12 01:00:15,158 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-10-12 01:00:15,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:15,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:15,160 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:15,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-12 01:00:15,162 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-12 01:00:15,163 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 01:00:15,186 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-10-12 01:00:15,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:15,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:15,188 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:15,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-12 01:00:15,190 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-12 01:00:15,190 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 01:00:15,217 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-12 01:00:15,218 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#in~x=-6} Honda state: {id_#in~x=-6} Generalized eigenvectors: [{id_#in~x=0}, {id_#in~x=0}, {id_#in~x=-2}] Lambdas: [5, 11, 1] Nus: [0, 0] [2024-10-12 01:00:15,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-10-12 01:00:15,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:15,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:15,232 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:15,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-12 01:00:15,233 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-12 01:00:15,233 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 01:00:15,248 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-12 01:00:15,248 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#t~ret5=0} Honda state: {id2_#t~ret5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-12 01:00:15,261 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-10-12 01:00:15,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:15,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:15,264 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:15,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-12 01:00:15,267 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-12 01:00:15,267 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 01:00:15,280 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-12 01:00:15,281 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#t~ret4=0} Honda state: {id_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-12 01:00:15,294 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-12 01:00:15,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:15,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:15,298 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:15,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-12 01:00:15,313 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-12 01:00:15,313 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 01:00:15,325 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-12 01:00:15,325 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#in~x=0} Honda state: {id2_#in~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-12 01:00:15,337 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-10-12 01:00:15,513 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 01:00:15,513 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 01:00:15,513 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 01:00:15,513 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 01:00:15,513 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 01:00:15,513 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:15,513 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 01:00:15,514 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 01:00:15,514 INFO L132 ssoRankerPreferences]: Filename of dumped script: id2_i5_o5-2.c_Iteration1_Lasso [2024-10-12 01:00:15,514 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 01:00:15,514 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 01:00:15,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:15,519 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:15,531 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:15,533 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:15,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:15,564 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:15,566 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:15,568 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:15,570 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:15,577 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:15,579 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:15,581 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:15,583 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:15,593 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:00:15,736 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 01:00:15,741 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 01:00:15,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:15,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:15,744 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:15,745 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-12 01:00:15,746 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 [2024-10-12 01:00:15,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:00:15,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:00:15,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:00:15,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:00:15,758 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:00:15,760 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:00:15,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:00:15,764 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:00:15,779 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-10-12 01:00:15,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:15,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:15,781 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:15,782 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-12 01:00:15,783 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 [2024-10-12 01:00:15,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:00:15,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:00:15,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:00:15,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:00:15,797 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:00:15,797 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:00:15,803 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:00:15,815 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-10-12 01:00:15,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:15,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:15,817 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:15,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-12 01:00:15,827 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 [2024-10-12 01:00:15,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:00:15,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:00:15,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:00:15,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:00:15,840 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:00:15,840 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:00:15,846 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:00:15,857 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-10-12 01:00:15,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:15,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:15,859 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:15,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-12 01:00:15,862 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 [2024-10-12 01:00:15,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:00:15,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:00:15,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:00:15,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:00:15,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:00:15,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:00:15,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:00:15,877 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:00:15,889 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-10-12 01:00:15,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:15,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:15,890 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:15,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-12 01:00:15,893 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 [2024-10-12 01:00:15,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:00:15,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:00:15,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:00:15,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:00:15,908 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:00:15,908 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:00:15,913 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:00:15,924 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-10-12 01:00:15,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:15,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:15,926 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:15,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-12 01:00:15,928 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 [2024-10-12 01:00:15,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:00:15,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:00:15,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:00:15,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:00:15,943 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:00:15,943 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:00:15,949 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:00:15,960 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-10-12 01:00:15,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:15,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:15,962 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:15,963 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-12 01:00:15,964 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 [2024-10-12 01:00:15,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:00:15,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:00:15,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:00:15,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:00:15,977 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:00:15,977 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:00:15,980 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:00:15,990 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-10-12 01:00:15,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:15,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:15,992 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:15,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-12 01:00:15,997 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 [2024-10-12 01:00:16,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:00:16,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:00:16,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:00:16,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:00:16,011 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:00:16,011 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:00:16,014 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:00:16,025 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-10-12 01:00:16,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:16,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:16,028 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:16,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-12 01:00:16,030 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 [2024-10-12 01:00:16,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:00:16,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:00:16,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:00:16,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:00:16,043 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:00:16,043 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:00:16,046 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:00:16,058 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-12 01:00:16,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:16,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:16,060 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:16,061 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-12 01:00:16,062 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 [2024-10-12 01:00:16,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:00:16,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:00:16,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:00:16,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:00:16,074 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:00:16,074 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:00:16,078 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:00:16,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-10-12 01:00:16,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:16,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:16,092 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:16,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-12 01:00:16,097 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 [2024-10-12 01:00:16,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:00:16,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:00:16,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:00:16,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:00:16,109 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:00:16,109 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:00:16,112 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:00:16,123 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-10-12 01:00:16,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:16,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:16,126 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:16,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-12 01:00:16,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:00:16,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:00:16,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:00:16,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:00:16,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:00:16,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:00:16,140 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:00:16,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:00:16,141 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:00:16,152 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-10-12 01:00:16,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:16,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:16,154 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:16,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-12 01:00:16,155 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 [2024-10-12 01:00:16,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:00:16,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:00:16,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:00:16,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:00:16,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:00:16,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:00:16,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:00:16,168 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:00:16,179 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-10-12 01:00:16,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:16,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:16,181 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:16,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-12 01:00:16,182 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 [2024-10-12 01:00:16,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:00:16,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:00:16,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:00:16,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:00:16,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:00:16,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:00:16,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:00:16,194 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:00:16,205 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-10-12 01:00:16,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:16,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:16,207 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:16,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-12 01:00:16,208 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 [2024-10-12 01:00:16,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:00:16,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:00:16,219 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-12 01:00:16,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:00:16,223 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-10-12 01:00:16,224 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-10-12 01:00:16,233 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-12 01:00:16,256 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-10-12 01:00:16,257 INFO L444 ModelExtractionUtils]: 0 out of 11 variables were initially zero. Simplification set additionally 8 variables to zero. [2024-10-12 01:00:16,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:00:16,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:00:16,275 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:00:16,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-12 01:00:16,278 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-12 01:00:16,291 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2024-10-12 01:00:16,291 INFO L474 LassoAnalysis]: Proved termination. [2024-10-12 01:00:16,292 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(id_#in~x) = 1*id_#in~x Supporting invariants [1*id_#in~x >= 0] [2024-10-12 01:00:16,303 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-10-12 01:00:16,311 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-10-12 01:00:16,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:00:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:00:16,349 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-12 01:00:16,352 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 01:00:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:00:16,388 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-10-12 01:00:16,389 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 01:00:16,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:00:16,529 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 6 loop predicates [2024-10-12 01:00:16,531 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 22 states, 16 states have (on average 1.1875) internal successors, (19), 16 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 8 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:00:16,636 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-10-12 01:00:16,758 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 22 states, 16 states have (on average 1.1875) internal successors, (19), 16 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 8 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 56 states and 63 transitions. Complement of second has 27 states. [2024-10-12 01:00:16,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 2 stem states 7 non-accepting loop states 1 accepting loop states [2024-10-12 01:00:16,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:00:16,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 16 transitions. [2024-10-12 01:00:16,765 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 16 transitions. Stem has 3 letters. Loop has 6 letters. [2024-10-12 01:00:16,765 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 01:00:16,765 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 16 transitions. Stem has 9 letters. Loop has 6 letters. [2024-10-12 01:00:16,766 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 01:00:16,766 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 16 transitions. Stem has 3 letters. Loop has 12 letters. [2024-10-12 01:00:16,766 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 01:00:16,766 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 63 transitions. [2024-10-12 01:00:16,769 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-12 01:00:16,771 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 0 states and 0 transitions. [2024-10-12 01:00:16,771 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-12 01:00:16,772 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-12 01:00:16,772 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-12 01:00:16,772 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 01:00:16,772 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-12 01:00:16,772 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-12 01:00:16,772 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-12 01:00:16,772 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-12 01:00:16,773 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-12 01:00:16,773 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-12 01:00:16,773 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-12 01:00:16,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 01:00:16 BoogieIcfgContainer [2024-10-12 01:00:16,778 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-12 01:00:16,779 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-12 01:00:16,779 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-12 01:00:16,779 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-12 01:00:16,780 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 01:00:14" (3/4) ... [2024-10-12 01:00:16,781 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-12 01:00:16,782 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-12 01:00:16,782 INFO L158 Benchmark]: Toolchain (without parser) took 2896.14ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 90.1MB in the beginning and 149.4MB in the end (delta: -59.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 01:00:16,783 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 109.1MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 01:00:16,783 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.27ms. Allocated memory is still 159.4MB. Free memory was 89.8MB in the beginning and 123.8MB in the end (delta: -34.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-12 01:00:16,783 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.60ms. Allocated memory is still 159.4MB. Free memory was 123.8MB in the beginning and 122.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 01:00:16,783 INFO L158 Benchmark]: Boogie Preprocessor took 25.50ms. Allocated memory is still 159.4MB. Free memory was 122.3MB in the beginning and 120.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-12 01:00:16,784 INFO L158 Benchmark]: RCFGBuilder took 290.23ms. Allocated memory is still 159.4MB. Free memory was 120.5MB in the beginning and 110.8MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-12 01:00:16,784 INFO L158 Benchmark]: BuchiAutomizer took 2306.60ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 110.8MB in the beginning and 150.4MB in the end (delta: -39.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 01:00:16,784 INFO L158 Benchmark]: Witness Printer took 2.86ms. Allocated memory is still 192.9MB. Free memory was 150.4MB in the beginning and 150.4MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-12 01:00:16,786 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 109.1MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.27ms. Allocated memory is still 159.4MB. Free memory was 89.8MB in the beginning and 123.8MB in the end (delta: -34.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.60ms. Allocated memory is still 159.4MB. Free memory was 123.8MB in the beginning and 122.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.50ms. Allocated memory is still 159.4MB. Free memory was 122.3MB in the beginning and 120.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 290.23ms. Allocated memory is still 159.4MB. Free memory was 120.5MB in the beginning and 110.8MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 2306.60ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 110.8MB in the beginning and 150.4MB in the end (delta: -39.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.86ms. Allocated memory is still 192.9MB. Free memory was 150.4MB in the beginning and 150.4MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. 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 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(x) and consists of 10 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. 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, 15 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 59 IncrementalHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 11 mSDtfsCounter, 59 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital42 mio100 ax100 hnf100 lsp65 ukn88 mio100 lsp100 div100 bol100 ite100 ukn100 eq199 hnf96 smp100 dnf236 smp45 tf103 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 86ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 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! [2024-10-12 01:00:16,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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