./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/systemc/token_ring.05.cil-2.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/systemc/token_ring.05.cil-2.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 16e147b68a860b93a665f8bd36a316225675cf186d50a72fc3242bc6ec552f78 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 23:19:19,810 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 23:19:19,886 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-10 23:19:19,892 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 23:19:19,893 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 23:19:19,893 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-10 23:19:19,923 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 23:19:19,923 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 23:19:19,924 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 23:19:19,926 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 23:19:19,926 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 23:19:19,927 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 23:19:19,928 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 23:19:19,928 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 23:19:19,931 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-10 23:19:19,931 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-10 23:19:19,932 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-10 23:19:19,932 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-10 23:19:19,932 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-10 23:19:19,932 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-10 23:19:19,933 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 23:19:19,933 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-10 23:19:19,933 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 23:19:19,933 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 23:19:19,934 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 23:19:19,934 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 23:19:19,935 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-10 23:19:19,935 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-10 23:19:19,935 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-10 23:19:19,935 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 23:19:19,936 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 23:19:19,936 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 23:19:19,937 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 23:19:19,937 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-10 23:19:19,937 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 23:19:19,937 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 23:19:19,937 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 23:19:19,938 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 23:19:19,938 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 23:19:19,938 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-10 23:19:19,939 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16e147b68a860b93a665f8bd36a316225675cf186d50a72fc3242bc6ec552f78 [2024-11-10 23:19:20,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 23:19:20,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 23:19:20,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 23:19:20,205 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 23:19:20,205 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 23:19:20,206 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.05.cil-2.c [2024-11-10 23:19:21,635 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 23:19:21,835 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 23:19:21,836 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.05.cil-2.c [2024-11-10 23:19:21,850 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d504d37db/139dcb269ffd4586b5f917a7ecff6421/FLAGbb4eb0207 [2024-11-10 23:19:21,869 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d504d37db/139dcb269ffd4586b5f917a7ecff6421 [2024-11-10 23:19:21,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 23:19:21,876 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 23:19:21,877 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 23:19:21,877 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 23:19:21,882 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 23:19:21,882 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:19:21" (1/1) ... [2024-11-10 23:19:21,883 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a701df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:21, skipping insertion in model container [2024-11-10 23:19:21,883 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:19:21" (1/1) ... [2024-11-10 23:19:21,923 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 23:19:22,197 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:19:22,220 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 23:19:22,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:19:22,301 INFO L204 MainTranslator]: Completed translation [2024-11-10 23:19:22,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:22 WrapperNode [2024-11-10 23:19:22,301 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 23:19:22,302 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 23:19:22,302 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 23:19:22,302 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 23:19:22,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:22" (1/1) ... [2024-11-10 23:19:22,320 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:22" (1/1) ... [2024-11-10 23:19:22,393 INFO L138 Inliner]: procedures = 38, calls = 48, calls flagged for inlining = 43, calls inlined = 97, statements flattened = 1360 [2024-11-10 23:19:22,394 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 23:19:22,394 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 23:19:22,395 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 23:19:22,395 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 23:19:22,412 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:22" (1/1) ... [2024-11-10 23:19:22,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:22" (1/1) ... [2024-11-10 23:19:22,423 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:22" (1/1) ... [2024-11-10 23:19:22,466 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 23:19:22,470 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:22" (1/1) ... [2024-11-10 23:19:22,470 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:22" (1/1) ... [2024-11-10 23:19:22,489 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:22" (1/1) ... [2024-11-10 23:19:22,491 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:22" (1/1) ... [2024-11-10 23:19:22,492 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:22" (1/1) ... [2024-11-10 23:19:22,495 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:22" (1/1) ... [2024-11-10 23:19:22,499 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 23:19:22,500 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 23:19:22,500 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 23:19:22,500 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 23:19:22,505 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:22" (1/1) ... [2024-11-10 23:19:22,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:19:22,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:19:22,551 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 23:19:22,558 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 23:19:22,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 23:19:22,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 23:19:22,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 23:19:22,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 23:19:22,685 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 23:19:22,687 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 23:19:23,803 INFO L? ?]: Removed 256 outVars from TransFormulas that were not future-live. [2024-11-10 23:19:23,804 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 23:19:23,837 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 23:19:23,840 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 23:19:23,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:19:23 BoogieIcfgContainer [2024-11-10 23:19:23,840 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 23:19:23,841 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-10 23:19:23,841 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-10 23:19:23,846 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-10 23:19:23,847 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:19:23,847 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 11:19:21" (1/3) ... [2024-11-10 23:19:23,848 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4afb3a16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:19:23, skipping insertion in model container [2024-11-10 23:19:23,848 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:19:23,848 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:22" (2/3) ... [2024-11-10 23:19:23,849 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4afb3a16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:19:23, skipping insertion in model container [2024-11-10 23:19:23,849 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:19:23,850 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:19:23" (3/3) ... [2024-11-10 23:19:23,851 INFO L332 chiAutomizerObserver]: Analyzing ICFG token_ring.05.cil-2.c [2024-11-10 23:19:23,915 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-10 23:19:23,915 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-10 23:19:23,915 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-10 23:19:23,915 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-10 23:19:23,916 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-10 23:19:23,916 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-10 23:19:23,916 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-10 23:19:23,916 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-10 23:19:23,923 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 642 states, 587 states have (on average 1.5298126064735946) internal successors, (898), 641 states have internal predecessors, (898), 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 23:19:23,992 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 456 [2024-11-10 23:19:23,992 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:19:23,992 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:19:24,006 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:19:24,006 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:19:24,006 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-10 23:19:24,009 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 642 states, 587 states have (on average 1.5298126064735946) internal successors, (898), 641 states have internal predecessors, (898), 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 23:19:24,022 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 456 [2024-11-10 23:19:24,025 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:19:24,026 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:19:24,029 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:19:24,032 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:19:24,041 INFO L745 eck$LassoCheckResult]: Stem: 624#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(22, 2);call #Ultimate.allocInit(12, 3);~m_pc~0 := 0;~t1_pc~0 := 0;~t2_pc~0 := 0;~t3_pc~0 := 0;~t4_pc~0 := 0;~t5_pc~0 := 0;~m_st~0 := 0;~t1_st~0 := 0;~t2_st~0 := 0;~t3_st~0 := 0;~t4_st~0 := 0;~t5_st~0 := 0;~m_i~0 := 0;~t1_i~0 := 0;~t2_i~0 := 0;~t3_i~0 := 0;~t4_i~0 := 0;~t5_i~0 := 0;~M_E~0 := 2;~T1_E~0 := 2;~T2_E~0 := 2;~T3_E~0 := 2;~T4_E~0 := 2;~T5_E~0 := 2;~E_M~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~token~0 := 0;~local~0 := 0; 38#ULTIMATE.init_returnLabel#1true assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~7#1;havoc main_~__retres1~7#1;assume { :begin_inline_init_model } true;~m_i~0 := 1;~t1_i~0 := 1;~t2_i~0 := 1;~t3_i~0 := 1;~t4_i~0 := 1;~t5_i~0 := 1; 275#L903true assume true;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 469#L419-1true assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 287#L426true assume !(1 == ~m_i~0);~m_st~0 := 2; 304#L431true assume !(1 == ~t1_i~0);~t1_st~0 := 2; 530#L436true assume !(1 == ~t2_i~0);~t2_st~0 := 2; 31#L441true assume !(1 == ~t3_i~0);~t3_st~0 := 2; 610#L446true assume !(1 == ~t4_i~0);~t4_st~0 := 2; 161#L451true assume !(1 == ~t5_i~0);~t5_st~0 := 2; 187#L457true assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 600#L611-1true assume !(0 == ~M_E~0); 417#L616-1true assume !(0 == ~T1_E~0); 429#L621-1true assume !(0 == ~T2_E~0); 70#L626-1true assume !(0 == ~T3_E~0); 373#L631-1true assume !(0 == ~T4_E~0); 191#L636-1true assume !(0 == ~T5_E~0); 100#L641-1true assume !(0 == ~E_M~0); 201#L646-1true assume !(0 == ~E_1~0); 565#L651-1true assume !(0 == ~E_2~0); 502#L656-1true assume !(0 == ~E_3~0); 385#L661-1true assume !(0 == ~E_4~0); 446#L666-1true assume !(0 == ~E_5~0); 375#L672-1true assume true;assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#1, activate_threads_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~0#1;havoc activate_threads_~tmp___1~0#1;havoc activate_threads_~tmp___2~0#1;havoc activate_threads_~tmp___3~0#1;havoc activate_threads_~tmp___4~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~0#1;havoc is_master_triggered_~__retres1~0#1; 199#L304-8true assume 1 == ~m_pc~0; 111#L305-8true assume !(1 == ~E_M~0);is_master_triggered_~__retres1~0#1 := 0; 590#L307-8true assume true;is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1; 39#L316-8true assume true;activate_threads_#t~ret13#1 := is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~0#1;assume { :end_inline_is_master_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret13#1;havoc activate_threads_#t~ret13#1; 27#L755-8true assume !(0 != activate_threads_~tmp~1#1); 94#L761-8true assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~1#1;havoc is_transmit1_triggered_~__retres1~1#1; 154#L323-8true assume 1 == ~t1_pc~0; 633#L324-8true assume !(1 == ~E_1~0);is_transmit1_triggered_~__retres1~1#1 := 0; 627#L326-8true assume true;is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1; 286#L335-8true assume true;activate_threads_#t~ret14#1 := is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~1#1;assume { :end_inline_is_transmit1_triggered } true;activate_threads_~tmp___0~0#1 := activate_threads_#t~ret14#1;havoc activate_threads_#t~ret14#1; 284#L763-8true assume !(0 != activate_threads_~tmp___0~0#1); 436#L769-8true assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~2#1;havoc is_transmit2_triggered_~__retres1~2#1; 228#L342-8true assume 1 == ~t2_pc~0; 137#L343-8true assume !(1 == ~E_2~0);is_transmit2_triggered_~__retres1~2#1 := 0; 313#L345-8true assume true;is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1; 349#L354-8true assume true;activate_threads_#t~ret15#1 := is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~2#1;assume { :end_inline_is_transmit2_triggered } true;activate_threads_~tmp___1~0#1 := activate_threads_#t~ret15#1;havoc activate_threads_#t~ret15#1; 482#L771-8true assume !(0 != activate_threads_~tmp___1~0#1); 271#L777-8true assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~3#1;havoc is_transmit3_triggered_~__retres1~3#1; 315#L361-8true assume 1 == ~t3_pc~0; 168#L362-8true assume !(1 == ~E_3~0);is_transmit3_triggered_~__retres1~3#1 := 0; 511#L364-8true assume true;is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1; 23#L373-8true assume true;activate_threads_#t~ret16#1 := is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~3#1;assume { :end_inline_is_transmit3_triggered } true;activate_threads_~tmp___2~0#1 := activate_threads_#t~ret16#1;havoc activate_threads_#t~ret16#1; 619#L779-8true assume !(0 != activate_threads_~tmp___2~0#1); 474#L785-8true assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~4#1;havoc is_transmit4_triggered_~__retres1~4#1; 77#L380-8true assume 1 == ~t4_pc~0; 318#L381-8true assume !(1 == ~E_4~0);is_transmit4_triggered_~__retres1~4#1 := 0; 214#L383-8true assume true;is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1; 418#L392-8true assume true;activate_threads_#t~ret17#1 := is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~4#1;assume { :end_inline_is_transmit4_triggered } true;activate_threads_~tmp___3~0#1 := activate_threads_#t~ret17#1;havoc activate_threads_#t~ret17#1; 57#L787-8true assume !(0 != activate_threads_~tmp___3~0#1); 545#L793-8true assume { :begin_inline_is_transmit5_triggered } true;havoc is_transmit5_triggered_#res#1;havoc is_transmit5_triggered_~__retres1~5#1;havoc is_transmit5_triggered_~__retres1~5#1; 639#L399-8true assume 1 == ~t5_pc~0; 585#L400-8true assume !(1 == ~E_5~0);is_transmit5_triggered_~__retres1~5#1 := 0; 368#L402-8true assume true;is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1; 102#L411-8true assume true;activate_threads_#t~ret18#1 := is_transmit5_triggered_#res#1;havoc is_transmit5_triggered_~__retres1~5#1;assume { :end_inline_is_transmit5_triggered } true;activate_threads_~tmp___4~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1; 48#L795-8true assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0; 251#L801-8true assume true;havoc activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#1, activate_threads_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 407#L679-1true assume !(1 == ~M_E~0); 122#L684-1true assume !(1 == ~T1_E~0); 269#L689-1true assume !(1 == ~T2_E~0); 616#L694-1true assume !(1 == ~T3_E~0); 267#L699-1true assume !(1 == ~T4_E~0); 386#L704-1true assume !(1 == ~T5_E~0); 238#L709-1true assume 1 == ~E_M~0;~E_M~0 := 2; 193#L714-1true assume !(1 == ~E_1~0); 366#L719-1true assume !(1 == ~E_2~0); 549#L724-1true assume !(1 == ~E_3~0); 64#L729-1true assume !(1 == ~E_4~0); 526#L734-1true assume !(1 == ~E_5~0); 140#L740-1true assume true;assume { :end_inline_reset_delta_events } true; 591#L940true [2024-11-10 23:19:24,046 INFO L747 eck$LassoCheckResult]: Loop: 591#L940true assume true; 58#L940-1true assume !false;assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret6#1, eval_#t~nondet7#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet11#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet12#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1; 455#L506true assume !true; 97#L514true assume true; 224#L604true assume true;havoc eval_#t~ret6#1, eval_#t~nondet7#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet11#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet12#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2;assume { :begin_inline_update_channels } true; 3#L419true assume true;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 222#L611true assume 0 == ~M_E~0;~M_E~0 := 1; 609#L616true assume 0 == ~T1_E~0;~T1_E~0 := 1; 75#L621true assume 0 == ~T2_E~0;~T2_E~0 := 1; 247#L626true assume 0 == ~T3_E~0;~T3_E~0 := 1; 570#L631true assume !(0 == ~T4_E~0); 598#L636true assume 0 == ~T5_E~0;~T5_E~0 := 1; 216#L641true assume 0 == ~E_M~0;~E_M~0 := 1; 266#L646true assume 0 == ~E_1~0;~E_1~0 := 1; 291#L651true assume 0 == ~E_2~0;~E_2~0 := 1; 424#L656true assume 0 == ~E_3~0;~E_3~0 := 1; 449#L661true assume 0 == ~E_4~0;~E_4~0 := 1; 503#L666true assume 0 == ~E_5~0;~E_5~0 := 1; 448#L672true assume true;assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#1, activate_threads_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~0#1;havoc activate_threads_~tmp___1~0#1;havoc activate_threads_~tmp___2~0#1;havoc activate_threads_~tmp___3~0#1;havoc activate_threads_~tmp___4~0#1;assume { :begin_inline_is_master_triggered } true;havoc is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~0#1;havoc is_master_triggered_~__retres1~0#1; 427#L304-1true assume 1 == ~m_pc~0; 34#L305-1true assume 1 == ~E_M~0;is_master_triggered_~__retres1~0#1 := 1; 516#L307-1true assume true;is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1; 403#L316-1true assume true;activate_threads_#t~ret13#1 := is_master_triggered_#res#1;havoc is_master_triggered_~__retres1~0#1;assume { :end_inline_is_master_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret13#1;havoc activate_threads_#t~ret13#1; 383#L755-1true assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0; 141#L761-1true assume { :begin_inline_is_transmit1_triggered } true;havoc is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~1#1;havoc is_transmit1_triggered_~__retres1~1#1; 419#L323-1true assume 1 == ~t1_pc~0; 595#L324-1true assume 1 == ~E_1~0;is_transmit1_triggered_~__retres1~1#1 := 1; 339#L326-1true assume true;is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1; 452#L335-1true assume true;activate_threads_#t~ret14#1 := is_transmit1_triggered_#res#1;havoc is_transmit1_triggered_~__retres1~1#1;assume { :end_inline_is_transmit1_triggered } true;activate_threads_~tmp___0~0#1 := activate_threads_#t~ret14#1;havoc activate_threads_#t~ret14#1; 476#L763-1true assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0; 553#L769-1true assume { :begin_inline_is_transmit2_triggered } true;havoc is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~2#1;havoc is_transmit2_triggered_~__retres1~2#1; 11#L342-1true assume 1 == ~t2_pc~0; 362#L343-1true assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1; 98#L345-1true assume true;is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1; 56#L354-1true assume true;activate_threads_#t~ret15#1 := is_transmit2_triggered_#res#1;havoc is_transmit2_triggered_~__retres1~2#1;assume { :end_inline_is_transmit2_triggered } true;activate_threads_~tmp___1~0#1 := activate_threads_#t~ret15#1;havoc activate_threads_#t~ret15#1; 303#L771-1true assume 0 != activate_threads_~tmp___1~0#1;~t2_st~0 := 0; 337#L777-1true assume { :begin_inline_is_transmit3_triggered } true;havoc is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~3#1;havoc is_transmit3_triggered_~__retres1~3#1; 188#L361-1true assume 1 == ~t3_pc~0; 200#L362-1true assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1; 53#L364-1true assume true;is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1; 189#L373-1true assume true;activate_threads_#t~ret16#1 := is_transmit3_triggered_#res#1;havoc is_transmit3_triggered_~__retres1~3#1;assume { :end_inline_is_transmit3_triggered } true;activate_threads_~tmp___2~0#1 := activate_threads_#t~ret16#1;havoc activate_threads_#t~ret16#1; 388#L779-1true assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0; 335#L785-1true assume { :begin_inline_is_transmit4_triggered } true;havoc is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~4#1;havoc is_transmit4_triggered_~__retres1~4#1; 490#L380-1true assume 1 == ~t4_pc~0; 431#L381-1true assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1; 322#L383-1true assume true;is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1; 588#L392-1true assume true;activate_threads_#t~ret17#1 := is_transmit4_triggered_#res#1;havoc is_transmit4_triggered_~__retres1~4#1;assume { :end_inline_is_transmit4_triggered } true;activate_threads_~tmp___3~0#1 := activate_threads_#t~ret17#1;havoc activate_threads_#t~ret17#1; 81#L787-1true assume !(0 != activate_threads_~tmp___3~0#1); 340#L793-1true assume { :begin_inline_is_transmit5_triggered } true;havoc is_transmit5_triggered_#res#1;havoc is_transmit5_triggered_~__retres1~5#1;havoc is_transmit5_triggered_~__retres1~5#1; 465#L399-1true assume 1 == ~t5_pc~0; 246#L400-1true assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1; 167#L402-1true assume true;is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1; 524#L411-1true assume true;activate_threads_#t~ret18#1 := is_transmit5_triggered_#res#1;havoc is_transmit5_triggered_~__retres1~5#1;assume { :end_inline_is_transmit5_triggered } true;activate_threads_~tmp___4~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1; 331#L795-1true assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0; 536#L801-1true assume true;havoc activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#1, activate_threads_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 604#L679true assume 1 == ~M_E~0;~M_E~0 := 2; 485#L684true assume 1 == ~T1_E~0;~T1_E~0 := 2; 263#L689true assume 1 == ~T2_E~0;~T2_E~0 := 2; 415#L694true assume 1 == ~T3_E~0;~T3_E~0 := 2; 220#L699true assume 1 == ~T4_E~0;~T4_E~0 := 2; 554#L704true assume 1 == ~T5_E~0;~T5_E~0 := 2; 139#L709true assume 1 == ~E_M~0;~E_M~0 := 2; 493#L714true assume 1 == ~E_1~0;~E_1~0 := 2; 568#L719true assume 1 == ~E_2~0;~E_2~0 := 2; 29#L724true assume 1 == ~E_3~0;~E_3~0 := 2; 208#L729true assume 1 == ~E_4~0;~E_4~0 := 2; 114#L734true assume 1 == ~E_5~0;~E_5~0 := 2; 543#L740true assume true;assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;havoc exists_runnable_thread_~__retres1~6#1; 42#L464-1true assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1; 149#L486-1true assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1; 47#L497-1true assume true;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1; 274#L959true assume !(0 == start_simulation_~tmp~3#1); 30#L970true assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;havoc exists_runnable_thread_~__retres1~6#1; 612#L464true assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1; 115#L486true assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1; 630#L497true assume true;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#1; 400#L914true assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0; 293#L916true assume true;stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 629#L922true assume true;start_simulation_#t~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1; 326#L972true assume !(0 != start_simulation_~tmp___0~1#1); 591#L940true [2024-11-10 23:19:24,056 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:19:24,060 INFO L85 PathProgramCache]: Analyzing trace with hash 491729394, now seen corresponding path program 1 times [2024-11-10 23:19:24,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:19:24,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640460507] [2024-11-10 23:19:24,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:19:24,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:19:24,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 23:19:24,376 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 23:19:24,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 23:19:24,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640460507] [2024-11-10 23:19:24,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640460507] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 23:19:24,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 23:19:24,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 23:19:24,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582296027] [2024-11-10 23:19:24,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 23:19:24,385 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-10 23:19:24,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:19:24,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1461817066, now seen corresponding path program 1 times [2024-11-10 23:19:24,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:19:24,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710049765] [2024-11-10 23:19:24,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:19:24,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:19:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 23:19:24,449 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 23:19:24,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 23:19:24,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710049765] [2024-11-10 23:19:24,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710049765] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 23:19:24,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 23:19:24,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 23:19:24,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087353945] [2024-11-10 23:19:24,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 23:19:24,456 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-10 23:19:24,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 23:19:24,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 23:19:24,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 23:19:24,496 INFO L87 Difference]: Start difference. First operand has 642 states, 587 states have (on average 1.5298126064735946) internal successors, (898), 641 states have internal predecessors, (898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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 23:19:24,509 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.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:65) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.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.TotalizeNwa.internalSuccessors(TotalizeNwa.java:246) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:210) 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.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiAutomatonCegarLoop.refineFinite(BuchiAutomatonCegarLoop.java:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiAutomatonCegarLoop.refineFinite(BuchiAutomatonCegarLoop.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.refineFiniteInternal(AbstractBuchiCegarLoop.java:469) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:398) 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 23:19:24,516 INFO L158 Benchmark]: Toolchain (without parser) took 2638.99ms. Allocated memory is still 172.0MB. Free memory was 103.1MB in the beginning and 95.7MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-10 23:19:24,518 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 107.0MB. Free memory is still 68.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 23:19:24,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 424.37ms. Allocated memory is still 172.0MB. Free memory was 103.0MB in the beginning and 133.0MB in the end (delta: -30.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-10 23:19:24,519 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.93ms. Allocated memory is still 172.0MB. Free memory was 132.4MB in the beginning and 127.4MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-10 23:19:24,520 INFO L158 Benchmark]: Boogie Preprocessor took 104.54ms. Allocated memory is still 172.0MB. Free memory was 127.4MB in the beginning and 122.5MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 23:19:24,521 INFO L158 Benchmark]: IcfgBuilder took 1340.62ms. Allocated memory is still 172.0MB. Free memory was 122.5MB in the beginning and 133.4MB in the end (delta: -10.9MB). Peak memory consumption was 82.6MB. Max. memory is 16.1GB. [2024-11-10 23:19:24,521 INFO L158 Benchmark]: BuchiAutomizer took 673.32ms. Allocated memory is still 172.0MB. Free memory was 133.4MB in the beginning and 95.7MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-10 23:19:24,525 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 107.0MB. Free memory is still 68.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 424.37ms. Allocated memory is still 172.0MB. Free memory was 103.0MB in the beginning and 133.0MB in the end (delta: -30.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.93ms. Allocated memory is still 172.0MB. Free memory was 132.4MB in the beginning and 127.4MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.54ms. Allocated memory is still 172.0MB. Free memory was 127.4MB in the beginning and 122.5MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 1340.62ms. Allocated memory is still 172.0MB. Free memory was 122.5MB in the beginning and 133.4MB in the end (delta: -10.9MB). Peak memory consumption was 82.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 673.32ms. Allocated memory is still 172.0MB. Free memory was 133.4MB in the beginning and 95.7MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. 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.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-10 23:19:24,558 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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