./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-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 32bit --witnessprinter.graph.data.programhash 5c227f1dec7d604552aae19de1afcc1049837e83568477af6195219b22e2f636 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 23:20:12,756 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 23:20:12,797 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-10 23:20:12,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 23:20:12,801 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 23:20:12,802 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-10 23:20:12,819 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 23:20:12,819 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 23:20:12,820 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 23:20:12,820 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 23:20:12,821 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 23:20:12,821 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 23:20:12,821 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 23:20:12,822 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 23:20:12,822 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-10 23:20:12,822 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-10 23:20:12,823 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-10 23:20:12,823 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-10 23:20:12,823 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-10 23:20:12,824 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-10 23:20:12,824 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 23:20:12,825 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-10 23:20:12,825 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 23:20:12,825 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 23:20:12,826 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 23:20:12,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 23:20:12,826 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-10 23:20:12,826 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-10 23:20:12,827 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-10 23:20:12,827 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 23:20:12,827 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 23:20:12,827 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 23:20:12,828 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 23:20:12,828 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-10 23:20:12,828 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 23:20:12,828 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 23:20:12,829 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 23:20:12,829 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 23:20:12,829 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 23:20:12,830 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-10 23:20:12,830 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c227f1dec7d604552aae19de1afcc1049837e83568477af6195219b22e2f636 [2024-11-10 23:20:13,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 23:20:13,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 23:20:13,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 23:20:13,052 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 23:20:13,052 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 23:20:13,053 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c [2024-11-10 23:20:14,503 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 23:20:14,675 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 23:20:14,679 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c [2024-11-10 23:20:14,690 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c90a034ff/a429a4ec1a5c4d149ce0282c9f812c43/FLAG8e1689527 [2024-11-10 23:20:14,705 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c90a034ff/a429a4ec1a5c4d149ce0282c9f812c43 [2024-11-10 23:20:14,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 23:20:14,708 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 23:20:14,709 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 23:20:14,709 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 23:20:14,720 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 23:20:14,721 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:20:14" (1/1) ... [2024-11-10 23:20:14,721 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ad30992 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:14, skipping insertion in model container [2024-11-10 23:20:14,721 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:20:14" (1/1) ... [2024-11-10 23:20:14,757 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 23:20:15,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:20:15,019 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 23:20:15,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:20:15,131 INFO L204 MainTranslator]: Completed translation [2024-11-10 23:20:15,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:15 WrapperNode [2024-11-10 23:20:15,133 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 23:20:15,134 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 23:20:15,134 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 23:20:15,134 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 23:20:15,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:15" (1/1) ... [2024-11-10 23:20:15,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:15" (1/1) ... [2024-11-10 23:20:15,225 INFO L138 Inliner]: procedures = 28, calls = 52, calls flagged for inlining = 47, calls inlined = 126, statements flattened = 1622 [2024-11-10 23:20:15,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 23:20:15,227 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 23:20:15,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 23:20:15,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 23:20:15,235 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:15" (1/1) ... [2024-11-10 23:20:15,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:15" (1/1) ... [2024-11-10 23:20:15,252 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:15" (1/1) ... [2024-11-10 23:20:15,280 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]. [2024-11-10 23:20:15,281 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:15" (1/1) ... [2024-11-10 23:20:15,281 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:15" (1/1) ... [2024-11-10 23:20:15,298 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:15" (1/1) ... [2024-11-10 23:20:15,301 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:15" (1/1) ... [2024-11-10 23:20:15,304 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:15" (1/1) ... [2024-11-10 23:20:15,308 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:15" (1/1) ... [2024-11-10 23:20:15,315 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 23:20:15,316 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 23:20:15,316 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 23:20:15,316 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 23:20:15,317 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:15" (1/1) ... [2024-11-10 23:20:15,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:20:15,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:20:15,357 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) [2024-11-10 23:20:15,361 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 [2024-11-10 23:20:15,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 23:20:15,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 23:20:15,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 23:20:15,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 23:20:15,513 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 23:20:15,514 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 23:20:16,675 INFO L? ?]: Removed 669 outVars from TransFormulas that were not future-live. [2024-11-10 23:20:16,675 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 23:20:16,732 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 23:20:16,737 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 23:20:16,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:20:16 BoogieIcfgContainer [2024-11-10 23:20:16,738 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 23:20:16,739 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-10 23:20:16,739 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-10 23:20:16,743 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-10 23:20:16,744 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:20:16,744 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 11:20:14" (1/3) ... [2024-11-10 23:20:16,745 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@59f1df16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:20:16, skipping insertion in model container [2024-11-10 23:20:16,745 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:20:16,745 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:15" (2/3) ... [2024-11-10 23:20:16,745 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@59f1df16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:20:16, skipping insertion in model container [2024-11-10 23:20:16,745 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:20:16,745 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:20:16" (3/3) ... [2024-11-10 23:20:16,746 INFO L332 chiAutomizerObserver]: Analyzing ICFG pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c [2024-11-10 23:20:16,801 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-10 23:20:16,802 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-10 23:20:16,802 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-10 23:20:16,802 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-10 23:20:16,802 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-10 23:20:16,802 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-10 23:20:16,802 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-10 23:20:16,802 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-10 23:20:16,812 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 528 states, 526 states have (on average 1.7243346007604563) internal successors, (907), 527 states have internal predecessors, (907), 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) [2024-11-10 23:20:16,846 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 505 [2024-11-10 23:20:16,846 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:20:16,846 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:20:16,854 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-10 23:20:16,854 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:20:16,854 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-10 23:20:16,855 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 528 states, 526 states have (on average 1.7243346007604563) internal successors, (907), 527 states have internal predecessors, (907), 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) [2024-11-10 23:20:16,867 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 505 [2024-11-10 23:20:16,867 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:20:16,867 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:20:16,868 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-10 23:20:16,868 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:20:16,873 INFO L745 eck$LassoCheckResult]: Stem: 519#ULTIMATE.startENTRYtrue 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(50, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 35#ULTIMATE.init_returnLabel#1true assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~ret55#1, main_#t~ret56#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;havoc main_#t~nondet37#1;assume 0 == main_#t~nondet37#1 || 1 == main_#t~nondet37#1;~gate1Failed~0 := (if 0 == main_#t~nondet37#1 % 256 then 0 else 1);havoc main_#t~nondet37#1;havoc main_#t~nondet38#1;assume 0 == main_#t~nondet38#1 || 1 == main_#t~nondet38#1;~gate2Failed~0 := (if 0 == main_#t~nondet38#1 % 256 then 0 else 1);havoc main_#t~nondet38#1;havoc main_#t~nondet39#1;assume 0 == main_#t~nondet39#1 || 1 == main_#t~nondet39#1;~gate3Failed~0 := (if 0 == main_#t~nondet39#1 % 256 then 0 else 1);havoc main_#t~nondet39#1;havoc main_#t~nondet40#1;~VALUE1~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;havoc main_#t~nondet41#1;~VALUE2~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;havoc main_#t~nondet42#1;~VALUE3~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;havoc main_#t~nondet43#1;assume 0 == main_#t~nondet43#1 || 1 == main_#t~nondet43#1;~gate1Failed_History_0~0 := (if 0 == main_#t~nondet43#1 % 256 then 0 else 1);havoc main_#t~nondet43#1;havoc main_#t~nondet44#1;assume 0 == main_#t~nondet44#1 || 1 == main_#t~nondet44#1;~gate1Failed_History_1~0 := (if 0 == main_#t~nondet44#1 % 256 then 0 else 1);havoc main_#t~nondet44#1;havoc main_#t~nondet45#1;assume 0 == main_#t~nondet45#1 || 1 == main_#t~nondet45#1;~gate1Failed_History_2~0 := (if 0 == main_#t~nondet45#1 % 256 then 0 else 1);havoc main_#t~nondet45#1;havoc main_#t~nondet46#1;assume 0 == main_#t~nondet46#1 || 1 == main_#t~nondet46#1;~gate2Failed_History_0~0 := (if 0 == main_#t~nondet46#1 % 256 then 0 else 1);havoc main_#t~nondet46#1;havoc main_#t~nondet47#1;assume 0 == main_#t~nondet47#1 || 1 == main_#t~nondet47#1;~gate2Failed_History_1~0 := (if 0 == main_#t~nondet47#1 % 256 then 0 else 1);havoc main_#t~nondet47#1;havoc main_#t~nondet48#1;assume 0 == main_#t~nondet48#1 || 1 == main_#t~nondet48#1;~gate2Failed_History_2~0 := (if 0 == main_#t~nondet48#1 % 256 then 0 else 1);havoc main_#t~nondet48#1;havoc main_#t~nondet49#1;assume 0 == main_#t~nondet49#1 || 1 == main_#t~nondet49#1;~gate3Failed_History_0~0 := (if 0 == main_#t~nondet49#1 % 256 then 0 else 1);havoc main_#t~nondet49#1;havoc main_#t~nondet50#1;assume 0 == main_#t~nondet50#1 || 1 == main_#t~nondet50#1;~gate3Failed_History_1~0 := (if 0 == main_#t~nondet50#1 % 256 then 0 else 1);havoc main_#t~nondet50#1;havoc main_#t~nondet51#1;assume 0 == main_#t~nondet51#1 || 1 == main_#t~nondet51#1;~gate3Failed_History_2~0 := (if 0 == main_#t~nondet51#1 % 256 then 0 else 1);havoc main_#t~nondet51#1;havoc main_#t~nondet52#1;~votedValue_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;havoc main_#t~nondet53#1;~votedValue_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;havoc main_#t~nondet54#1;~votedValue_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 39#L74-6true [2024-11-10 23:20:16,877 INFO L747 eck$LassoCheckResult]: Loop: 39#L74-6true assume true; 324#L74-7true assume !!(add_history_type_~var~0#1 < 3); 479#L75-3true assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 311#L129-15true assume 0 == read_history_bool_~history_id#1; 273#L130-15true assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := (if 0 == ~gate1Failed_History_0~0 % 256 then 0 else 1); 85#L156-15true assume true;add_history_type_#t~ret4#1 := read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;havoc read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := (if add_history_type_#t~ret4#1 % 256 % 4294967296 <= 2147483647 then add_history_type_#t~ret4#1 % 256 % 4294967296 else add_history_type_#t~ret4#1 % 256 % 4294967296 - 4294967296);havoc add_history_type_#t~ret4#1; 82#L77-3true assume !!(add_history_type_~tmp~0#1 == (if add_history_type_~ini_bool~0#1 % 256 % 4294967296 <= 2147483647 then add_history_type_~ini_bool~0#1 % 256 % 4294967296 else add_history_type_~ini_bool~0#1 % 256 % 4294967296 - 4294967296));add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 39#L74-6true [2024-11-10 23:20:16,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:20:16,882 INFO L85 PathProgramCache]: Analyzing trace with hash 41536, now seen corresponding path program 1 times [2024-11-10 23:20:16,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:20:16,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544819480] [2024-11-10 23:20:16,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:20:16,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:20:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:20:17,034 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:20:17,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:20:17,086 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:20:17,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:20:17,089 INFO L85 PathProgramCache]: Analyzing trace with hash 2080279840, now seen corresponding path program 1 times [2024-11-10 23:20:17,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:20:17,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371820155] [2024-11-10 23:20:17,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:20:17,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:20:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:20:17,099 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:20:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:20:17,106 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:20:17,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:20:17,108 INFO L85 PathProgramCache]: Analyzing trace with hash -1966230015, now seen corresponding path program 1 times [2024-11-10 23:20:17,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:20:17,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166895526] [2024-11-10 23:20:17,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:20:17,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:20:17,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:20:17,152 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:20:17,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:20:17,193 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:20:17,337 INFO L204 LassoAnalysis]: Preferences: [2024-11-10 23:20:17,337 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-10 23:20:17,337 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-10 23:20:17,338 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-10 23:20:17,338 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-10 23:20:17,338 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:20:17,338 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-10 23:20:17,338 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-10 23:20:17,338 INFO L132 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c_Iteration1_Loop [2024-11-10 23:20:17,338 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-10 23:20:17,338 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-10 23:20:17,352 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,358 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,360 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,362 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,367 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,369 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,393 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,395 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,397 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,399 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,401 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,653 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-10 23:20:17,653 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-10 23:20:17,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:20:17,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:20:17,657 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) [2024-11-10 23:20:17,661 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 [2024-11-10 23:20:17,662 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-10 23:20:17,662 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-10 23:20:17,679 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-10 23:20:17,680 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_read_history_bool_#in~historyIndex#1=0} Honda state: {ULTIMATE.start_read_history_bool_#in~historyIndex#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-10 23:20:17,693 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 [2024-11-10 23:20:17,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:20:17,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:20:17,697 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) [2024-11-10 23:20:17,701 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 [2024-11-10 23:20:17,702 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-10 23:20:17,702 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-10 23:20:17,720 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-10 23:20:17,720 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_read_history_bool_#in~history_id#1=0} Honda state: {ULTIMATE.start_read_history_bool_#in~history_id#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-10 23:20:17,753 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 [2024-11-10 23:20:17,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:20:17,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:20:17,756 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) [2024-11-10 23:20:17,781 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 [2024-11-10 23:20:17,783 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-10 23:20:17,783 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-10 23:20:17,797 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-10 23:20:17,798 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_add_history_type_#t~post8#1=0} Honda state: {ULTIMATE.start_add_history_type_#t~post8#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-10 23:20:17,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-10 23:20:17,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:20:17,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:20:17,817 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) [2024-11-10 23:20:17,842 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-10 23:20:17,842 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-10 23:20:17,850 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 [2024-11-10 23:20:17,869 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 [2024-11-10 23:20:17,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:20:17,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:20:17,871 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) [2024-11-10 23:20:17,872 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 [2024-11-10 23:20:17,873 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-10 23:20:17,873 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-10 23:20:17,899 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-10 23:20:17,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-10 23:20:17,903 INFO L204 LassoAnalysis]: Preferences: [2024-11-10 23:20:17,903 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-10 23:20:17,903 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-10 23:20:17,903 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-10 23:20:17,903 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-10 23:20:17,903 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:20:17,903 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-10 23:20:17,904 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-10 23:20:17,904 INFO L132 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.UNBOUNDED.pals.c_Iteration1_Loop [2024-11-10 23:20:17,904 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-10 23:20:17,904 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-10 23:20:17,905 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,917 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,919 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,921 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,922 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,928 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,931 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,984 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,990 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,992 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:17,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-10 23:20:18,281 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-10 23:20:18,291 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-10 23:20:18,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:20:18,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:20:18,299 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) [2024-11-10 23:20:18,303 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 [2024-11-10 23:20:18,304 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 [2024-11-10 23:20:18,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 23:20:18,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 23:20:18,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 23:20:18,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 23:20:18,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 23:20:18,317 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-10 23:20:18,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 23:20:18,319 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 23:20:18,330 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-10 23:20:18,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:20:18,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:20:18,332 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) [2024-11-10 23:20:18,333 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 [2024-11-10 23:20:18,334 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 [2024-11-10 23:20:18,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 23:20:18,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 23:20:18,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 23:20:18,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 23:20:18,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 23:20:18,345 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-10 23:20:18,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 23:20:18,349 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 23:20:18,362 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-10 23:20:18,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:20:18,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:20:18,366 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) [2024-11-10 23:20:18,375 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 [2024-11-10 23:20:18,376 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 [2024-11-10 23:20:18,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 23:20:18,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 23:20:18,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 23:20:18,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 23:20:18,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 23:20:18,388 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-10 23:20:18,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 23:20:18,389 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 23:20:18,407 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 [2024-11-10 23:20:18,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:20:18,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:20:18,410 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) [2024-11-10 23:20:18,414 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 [2024-11-10 23:20:18,414 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 [2024-11-10 23:20:18,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 23:20:18,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 23:20:18,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 23:20:18,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 23:20:18,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 23:20:18,426 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-10 23:20:18,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 23:20:18,427 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-10 23:20:18,438 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 [2024-11-10 23:20:18,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:20:18,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:20:18,439 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) [2024-11-10 23:20:18,440 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 [2024-11-10 23:20:18,442 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 [2024-11-10 23:20:18,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-10 23:20:18,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-10 23:20:18,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-10 23:20:18,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-10 23:20:18,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-10 23:20:18,454 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-10 23:20:18,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-10 23:20:18,456 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-10 23:20:18,462 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-10 23:20:18,462 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-10 23:20:18,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:20:18,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:20:18,482 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) [2024-11-10 23:20:18,484 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 [2024-11-10 23:20:18,484 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-10 23:20:18,484 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-10 23:20:18,484 INFO L474 LassoAnalysis]: Proved termination. [2024-11-10 23:20:18,485 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_add_history_type_~var~0#1) = -2*ULTIMATE.start_add_history_type_~var~0#1 + 5 Supporting invariants [] [2024-11-10 23:20:18,496 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-10 23:20:18,498 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-10 23:20:18,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:20:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 23:20:18,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-10 23:20:18,562 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 23:20:18,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 23:20:18,580 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-10 23:20:18,580 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 23:20:18,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 23:20:18,644 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-10 23:20:18,647 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 528 states, 526 states have (on average 1.7243346007604563) internal successors, (907), 527 states have internal predecessors, (907), 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 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 23:20:18,697 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiInterpolantAutomatonBouncer.isPredHierLetterFalse(BuchiInterpolantAutomatonBouncer.java:245) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiInterpolantAutomatonBouncer.computeSuccs(BuchiInterpolantAutomatonBouncer.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiInterpolantAutomatonBouncer.computeSuccs(BuchiInterpolantAutomatonBouncer.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.optncsb.NwaToBuchiWrapper.computeSuccessorsInternal(NwaToBuchiWrapper.java:134) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.optncsb.StateNWA.getSuccessorsInternal(StateNWA.java:55) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.optncsb.automata.BuchiNwa.getSuccessorsInternal(BuchiNwa.java:141) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.optncsb.complement.StateNwaNCSB.computeSuccDoubleDeckers_CallOrInternal(StateNwaNCSB.java:103) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.optncsb.complement.StateNwaNCSB.computeSuccCallOrInternal(StateNwaNCSB.java:160) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.optncsb.complement.StateNwaNCSB.getSuccessorsInternal(StateNwaNCSB.java:195) at de.uni_freiburg.informatik.ultimate.automata.nestedword.buchi.BuchiComplementNCSBSimpleNwa2.internalSuccessors(BuchiComplementNCSBSimpleNwa2.java:263) at de.uni_freiburg.informatik.ultimate.automata.nestedword.NwaOutgoingLetterAndTransitionAdapter.internalSuccessors(NwaOutgoingLetterAndTransitionAdapter.java:114) at de.uni_freiburg.informatik.ultimate.automata.nestedword.buchi.BuchiIntersectNwa.internalSuccessors(BuchiIntersectNwa.java:229) at de.uni_freiburg.informatik.ultimate.automata.nestedword.buchi.BuchiIntersectNwa.internalSuccessors(BuchiIntersectNwa.java:220) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.buchi.AbstractBuchiDifference.constructDifferenceFromComplement(AbstractBuchiDifference.java:90) at de.uni_freiburg.informatik.ultimate.automata.nestedword.buchi.BuchiDifferenceNCSBLazy3.constructResult(BuchiDifferenceNCSBLazy3.java:83) at de.uni_freiburg.informatik.ultimate.automata.nestedword.buchi.BuchiDifferenceNCSBLazy3.(BuchiDifferenceNCSBLazy3.java:73) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.RefineBuchi.nsbcDifference(RefineBuchi.java:178) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.RefineBuchi.refineBuchi(RefineBuchi.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiAutomatonCegarLoop.refineBuchi(BuchiAutomatonCegarLoop.java:249) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiAutomatonCegarLoop.refineBuchi(BuchiAutomatonCegarLoop.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.refineBuchiInternal(AbstractBuchiCegarLoop.java:584) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:401) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.runCegarLoops(BuchiAutomizerObserver.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:157) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:341) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-10 23:20:18,703 INFO L158 Benchmark]: Toolchain (without parser) took 3994.83ms. Allocated memory was 142.6MB in the beginning and 199.2MB in the end (delta: 56.6MB). Free memory was 68.2MB in the beginning and 104.7MB in the end (delta: -36.5MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2024-11-10 23:20:18,704 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 142.6MB. Free memory is still 93.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 23:20:18,704 INFO L158 Benchmark]: CACSL2BoogieTranslator took 424.80ms. Allocated memory was 142.6MB in the beginning and 199.2MB in the end (delta: 56.6MB). Free memory was 68.0MB in the beginning and 169.3MB in the end (delta: -101.3MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2024-11-10 23:20:18,705 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.95ms. Allocated memory is still 199.2MB. Free memory was 169.3MB in the beginning and 161.2MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-10 23:20:18,705 INFO L158 Benchmark]: Boogie Preprocessor took 88.72ms. Allocated memory is still 199.2MB. Free memory was 161.2MB in the beginning and 152.9MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-10 23:20:18,705 INFO L158 Benchmark]: IcfgBuilder took 1422.57ms. Allocated memory is still 199.2MB. Free memory was 152.9MB in the beginning and 148.4MB in the end (delta: 4.5MB). Peak memory consumption was 107.0MB. Max. memory is 16.1GB. [2024-11-10 23:20:18,706 INFO L158 Benchmark]: BuchiAutomizer took 1963.14ms. Allocated memory is still 199.2MB. Free memory was 148.4MB in the beginning and 104.7MB in the end (delta: 43.6MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2024-11-10 23:20:18,708 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 142.6MB. Free memory is still 93.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 424.80ms. Allocated memory was 142.6MB in the beginning and 199.2MB in the end (delta: 56.6MB). Free memory was 68.0MB in the beginning and 169.3MB in the end (delta: -101.3MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.95ms. Allocated memory is still 199.2MB. Free memory was 169.3MB in the beginning and 161.2MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.72ms. Allocated memory is still 199.2MB. Free memory was 161.2MB in the beginning and 152.9MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 1422.57ms. Allocated memory is still 199.2MB. Free memory was 152.9MB in the beginning and 148.4MB in the end (delta: 4.5MB). Peak memory consumption was 107.0MB. Max. memory is 16.1GB. * BuchiAutomizer took 1963.14ms. Allocated memory is still 199.2MB. Free memory was 148.4MB in the beginning and 104.7MB in the end (delta: 43.6MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiInterpolantAutomatonBouncer.isPredHierLetterFalse(BuchiInterpolantAutomatonBouncer.java:245) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-10 23:20:18,724 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-10 23:20:18,930 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 Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null