./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/systemc/transmitter.05.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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/transmitter.05.cil.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 d8722862ca37b1ee13dec8b9e420cd40ba7901837b8f3b6258499da6e8a2ca6f --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 20:39:21,777 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 20:39:21,824 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-03-17 20:39:21,828 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 20:39:21,829 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 20:39:21,829 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-03-17 20:39:21,851 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 20:39:21,852 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 20:39:21,852 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 20:39:21,852 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 20:39:21,853 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 20:39:21,854 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 20:39:21,854 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 20:39:21,854 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 20:39:21,854 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-03-17 20:39:21,854 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-03-17 20:39:21,854 INFO L153 SettingsManager]: * Use old map elimination=false [2025-03-17 20:39:21,854 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-03-17 20:39:21,854 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-03-17 20:39:21,854 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-03-17 20:39:21,854 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 20:39:21,854 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-03-17 20:39:21,854 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 20:39:21,854 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 20:39:21,854 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 20:39:21,854 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 20:39:21,855 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-03-17 20:39:21,855 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-03-17 20:39:21,855 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-03-17 20:39:21,855 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-17 20:39:21,855 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 20:39:21,855 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 20:39:21,855 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-03-17 20:39:21,855 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 20:39:21,855 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 20:39:21,855 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 20:39:21,855 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 20:39:21,855 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 20:39:21,855 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 20:39:21,856 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-03-17 20:39:21,856 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/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 -> d8722862ca37b1ee13dec8b9e420cd40ba7901837b8f3b6258499da6e8a2ca6f [2025-03-17 20:39:22,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 20:39:22,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 20:39:22,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 20:39:22,161 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 20:39:22,161 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 20:39:22,162 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/transmitter.05.cil.c [2025-03-17 20:39:22,676 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d63ee048/a0396ff4fbfd46f9a0646a4fe3123440/FLAG34246a713 [2025-03-17 20:39:24,292 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 20:39:24,293 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/transmitter.05.cil.c [2025-03-17 20:39:24,306 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d63ee048/a0396ff4fbfd46f9a0646a4fe3123440/FLAG34246a713 [2025-03-17 20:39:24,326 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d63ee048/a0396ff4fbfd46f9a0646a4fe3123440 [2025-03-17 20:39:24,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 20:39:24,329 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 20:39:24,331 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 20:39:24,331 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 20:39:24,334 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 20:39:24,340 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 08:39:24" (1/1) ... [2025-03-17 20:39:24,341 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66899fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:39:24, skipping insertion in model container [2025-03-17 20:39:24,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 08:39:24" (1/1) ... [2025-03-17 20:39:24,369 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 20:39:24,552 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 20:39:24,567 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 20:39:24,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 20:39:24,622 INFO L204 MainTranslator]: Completed translation [2025-03-17 20:39:24,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:39:24 WrapperNode [2025-03-17 20:39:24,623 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 20:39:24,624 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 20:39:24,624 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 20:39:24,624 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 20:39:24,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:39:24" (1/1) ... [2025-03-17 20:39:24,636 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:39:24" (1/1) ... [2025-03-17 20:39:24,673 INFO L138 Inliner]: procedures = 38, calls = 46, calls flagged for inlining = 41, calls inlined = 87, statements flattened = 1214 [2025-03-17 20:39:24,673 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 20:39:24,674 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 20:39:24,674 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 20:39:24,674 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 20:39:24,683 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:39:24" (1/1) ... [2025-03-17 20:39:24,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:39:24" (1/1) ... [2025-03-17 20:39:24,691 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:39:24" (1/1) ... [2025-03-17 20:39:24,713 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]. [2025-03-17 20:39:24,713 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:39:24" (1/1) ... [2025-03-17 20:39:24,713 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:39:24" (1/1) ... [2025-03-17 20:39:24,730 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:39:24" (1/1) ... [2025-03-17 20:39:24,735 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:39:24" (1/1) ... [2025-03-17 20:39:24,737 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:39:24" (1/1) ... [2025-03-17 20:39:24,741 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:39:24" (1/1) ... [2025-03-17 20:39:24,746 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 20:39:24,746 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 20:39:24,746 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 20:39:24,747 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 20:39:24,748 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:39:24" (1/1) ... [2025-03-17 20:39:24,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:39:24,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:39:24,775 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) [2025-03-17 20:39:24,778 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 [2025-03-17 20:39:24,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 20:39:24,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 20:39:24,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 20:39:24,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 20:39:24,863 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 20:39:24,864 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 20:39:25,670 INFO L? ?]: Removed 174 outVars from TransFormulas that were not future-live. [2025-03-17 20:39:25,670 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 20:39:25,692 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 20:39:25,694 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 20:39:25,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 08:39:25 BoogieIcfgContainer [2025-03-17 20:39:25,695 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 20:39:25,696 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-03-17 20:39:25,696 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-03-17 20:39:25,700 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-03-17 20:39:25,700 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 20:39:25,700 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.03 08:39:24" (1/3) ... [2025-03-17 20:39:25,701 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@280e4cb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.03 08:39:25, skipping insertion in model container [2025-03-17 20:39:25,701 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 20:39:25,701 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:39:24" (2/3) ... [2025-03-17 20:39:25,701 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@280e4cb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.03 08:39:25, skipping insertion in model container [2025-03-17 20:39:25,702 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 20:39:25,702 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 08:39:25" (3/3) ... [2025-03-17 20:39:25,703 INFO L363 chiAutomizerObserver]: Analyzing ICFG transmitter.05.cil.c [2025-03-17 20:39:25,739 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-03-17 20:39:25,739 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-03-17 20:39:25,739 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-03-17 20:39:25,739 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-03-17 20:39:25,739 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-03-17 20:39:25,739 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-03-17 20:39:25,740 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-03-17 20:39:25,740 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-03-17 20:39:25,744 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 437 states, 436 states have (on average 1.5963302752293578) internal successors, (696), 436 states have internal predecessors, (696), 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) [2025-03-17 20:39:25,769 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 366 [2025-03-17 20:39:25,770 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:25,770 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:25,776 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] [2025-03-17 20:39:25,777 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] [2025-03-17 20:39:25,777 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-03-17 20:39:25,778 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 437 states, 436 states have (on average 1.5963302752293578) internal successors, (696), 436 states have internal predecessors, (696), 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) [2025-03-17 20:39:25,790 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 366 [2025-03-17 20:39:25,790 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:25,790 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:25,791 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] [2025-03-17 20:39:25,791 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] [2025-03-17 20:39:25,800 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume !(1 == ~m_i~0);~m_st~0 := 2;" "assume !(1 == ~t1_i~0);~t1_st~0 := 2;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume !(1 == ~t3_i~0);~t3_st~0 := 2;" "assume !(1 == ~t4_i~0);~t4_st~0 := 2;" "assume !(1 == ~t5_i~0);~t5_st~0 := 2;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume 1 == ~t1_pc~0;" "assume 1 == ~E_1~0;is_transmit1_triggered_~__retres1~1#1 := 1;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume 1 == ~t2_pc~0;" "assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume 1 == ~t3_pc~0;" "assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume 1 == ~t4_pc~0;" "assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume 1 == ~t5_pc~0;" "assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume 1 == ~E_5~0;~E_5~0 := 2;" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:25,801 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume !true;" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~M_E~0;~M_E~0 := 1;" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume 0 == ~T2_E~0;~T2_E~0 := 1;" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume 0 == ~E_5~0;~E_5~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume 1 == ~m_pc~0;" "assume 1 == ~M_E~0;is_master_triggered_~__retres1~0#1 := 1;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume 1 == ~t1_pc~0;" "assume 1 == ~E_1~0;is_transmit1_triggered_~__retres1~1#1 := 1;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume 0 != activate_threads_~tmp___1~0#1;~t2_st~0 := 0;" "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;" "assume 1 == ~t3_pc~0;" "assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume 1 == ~t4_pc~0;" "assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume 1 == ~t5_pc~0;" "assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume 1 == ~E_5~0;~E_5~0 := 2;" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:25,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:25,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1636179202, now seen corresponding path program 1 times [2025-03-17 20:39:25,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:25,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644687839] [2025-03-17 20:39:25,814 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:25,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:25,867 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:25,877 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:25,878 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:25,878 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:25,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:25,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:25,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644687839] [2025-03-17 20:39:25,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644687839] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:25,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:25,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:25,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055025066] [2025-03-17 20:39:25,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:25,977 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:25,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:25,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1506064442, now seen corresponding path program 1 times [2025-03-17 20:39:25,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:25,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532891301] [2025-03-17 20:39:25,979 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:25,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:25,991 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 66 statements into 1 equivalence classes. [2025-03-17 20:39:25,995 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 66 of 66 statements. [2025-03-17 20:39:25,996 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:25,996 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:26,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532891301] [2025-03-17 20:39:26,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532891301] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:26,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969983751] [2025-03-17 20:39:26,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,025 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:26,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:26,044 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:26,045 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:26,047 INFO L87 Difference]: Start difference. First operand has 437 states, 436 states have (on average 1.5963302752293578) internal successors, (696), 436 states have internal predecessors, (696), 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 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 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) [2025-03-17 20:39:26,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:26,078 INFO L93 Difference]: Finished difference Result 437 states and 685 transitions. [2025-03-17 20:39:26,079 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 437 states and 685 transitions. [2025-03-17 20:39:26,083 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 365 [2025-03-17 20:39:26,089 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 437 states to 433 states and 681 transitions. [2025-03-17 20:39:26,090 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 433 [2025-03-17 20:39:26,091 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 433 [2025-03-17 20:39:26,091 INFO L73 IsDeterministic]: Start isDeterministic. Operand 433 states and 681 transitions. [2025-03-17 20:39:26,095 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:26,095 INFO L218 hiAutomatonCegarLoop]: Abstraction has 433 states and 681 transitions. [2025-03-17 20:39:26,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states and 681 transitions. [2025-03-17 20:39:26,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 433. [2025-03-17 20:39:26,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 433 states have (on average 1.5727482678983833) internal successors, (681), 432 states have internal predecessors, (681), 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) [2025-03-17 20:39:26,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 681 transitions. [2025-03-17 20:39:26,126 INFO L240 hiAutomatonCegarLoop]: Abstraction has 433 states and 681 transitions. [2025-03-17 20:39:26,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:26,128 INFO L432 stractBuchiCegarLoop]: Abstraction has 433 states and 681 transitions. [2025-03-17 20:39:26,129 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-03-17 20:39:26,129 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 433 states and 681 transitions. [2025-03-17 20:39:26,131 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 365 [2025-03-17 20:39:26,131 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:26,131 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:26,132 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] [2025-03-17 20:39:26,132 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] [2025-03-17 20:39:26,132 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume !(1 == ~t1_i~0);~t1_st~0 := 2;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume !(1 == ~t3_i~0);~t3_st~0 := 2;" "assume !(1 == ~t4_i~0);~t4_st~0 := 2;" "assume !(1 == ~t5_i~0);~t5_st~0 := 2;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume 1 == ~t1_pc~0;" "assume 1 == ~E_1~0;is_transmit1_triggered_~__retres1~1#1 := 1;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume 1 == ~t2_pc~0;" "assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume 1 == ~t3_pc~0;" "assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume 1 == ~t4_pc~0;" "assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume 1 == ~t5_pc~0;" "assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume 1 == ~E_5~0;~E_5~0 := 2;" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:26,133 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~M_E~0;~M_E~0 := 1;" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume 0 == ~T2_E~0;~T2_E~0 := 1;" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume 0 == ~E_5~0;~E_5~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume 1 == ~t1_pc~0;" "assume 1 == ~E_1~0;is_transmit1_triggered_~__retres1~1#1 := 1;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume 1 == ~t2_pc~0;" "assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume 0 != activate_threads_~tmp___1~0#1;~t2_st~0 := 0;" "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;" "assume 1 == ~t3_pc~0;" "assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume 1 == ~t4_pc~0;" "assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume 1 == ~t5_pc~0;" "assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume 1 == ~E_5~0;~E_5~0 := 2;" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:26,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,133 INFO L85 PathProgramCache]: Analyzing trace with hash -1492091775, now seen corresponding path program 1 times [2025-03-17 20:39:26,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032636944] [2025-03-17 20:39:26,134 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,142 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:26,148 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:26,149 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,149 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:26,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032636944] [2025-03-17 20:39:26,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032636944] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:26,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119309886] [2025-03-17 20:39:26,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,196 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:26,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,197 INFO L85 PathProgramCache]: Analyzing trace with hash -412420530, now seen corresponding path program 1 times [2025-03-17 20:39:26,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660636816] [2025-03-17 20:39:26,197 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,208 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-17 20:39:26,216 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 20:39:26,216 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,216 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:26,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660636816] [2025-03-17 20:39:26,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660636816] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:26,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712265226] [2025-03-17 20:39:26,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,313 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:26,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:26,313 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:26,313 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:26,314 INFO L87 Difference]: Start difference. First operand 433 states and 681 transitions. cyclomatic complexity: 249 Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 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) [2025-03-17 20:39:26,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:26,341 INFO L93 Difference]: Finished difference Result 433 states and 680 transitions. [2025-03-17 20:39:26,341 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 433 states and 680 transitions. [2025-03-17 20:39:26,344 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 365 [2025-03-17 20:39:26,346 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 433 states to 433 states and 680 transitions. [2025-03-17 20:39:26,346 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 433 [2025-03-17 20:39:26,347 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 433 [2025-03-17 20:39:26,347 INFO L73 IsDeterministic]: Start isDeterministic. Operand 433 states and 680 transitions. [2025-03-17 20:39:26,348 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:26,348 INFO L218 hiAutomatonCegarLoop]: Abstraction has 433 states and 680 transitions. [2025-03-17 20:39:26,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states and 680 transitions. [2025-03-17 20:39:26,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 433. [2025-03-17 20:39:26,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 433 states have (on average 1.5704387990762125) internal successors, (680), 432 states have internal predecessors, (680), 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) [2025-03-17 20:39:26,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 680 transitions. [2025-03-17 20:39:26,357 INFO L240 hiAutomatonCegarLoop]: Abstraction has 433 states and 680 transitions. [2025-03-17 20:39:26,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:26,361 INFO L432 stractBuchiCegarLoop]: Abstraction has 433 states and 680 transitions. [2025-03-17 20:39:26,361 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-03-17 20:39:26,361 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 433 states and 680 transitions. [2025-03-17 20:39:26,363 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 365 [2025-03-17 20:39:26,363 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:26,363 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:26,369 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] [2025-03-17 20:39:26,369 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] [2025-03-17 20:39:26,369 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume !(1 == ~t3_i~0);~t3_st~0 := 2;" "assume !(1 == ~t4_i~0);~t4_st~0 := 2;" "assume !(1 == ~t5_i~0);~t5_st~0 := 2;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume 1 == ~t1_pc~0;" "assume 1 == ~E_1~0;is_transmit1_triggered_~__retres1~1#1 := 1;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume 1 == ~t2_pc~0;" "assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume 1 == ~t3_pc~0;" "assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume 1 == ~t4_pc~0;" "assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume 1 == ~t5_pc~0;" "assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume 1 == ~E_5~0;~E_5~0 := 2;" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:26,369 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~M_E~0;~M_E~0 := 1;" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume 0 == ~T2_E~0;~T2_E~0 := 1;" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume 0 == ~E_5~0;~E_5~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume 1 == ~m_pc~0;" "assume 1 == ~M_E~0;is_master_triggered_~__retres1~0#1 := 1;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume 1 == ~t1_pc~0;" "assume 1 == ~E_1~0;is_transmit1_triggered_~__retres1~1#1 := 1;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume 0 != activate_threads_~tmp___1~0#1;~t2_st~0 := 0;" "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;" "assume 1 == ~t3_pc~0;" "assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume 1 == ~t4_pc~0;" "assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume 1 == ~t5_pc~0;" "assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume 1 == ~E_5~0;~E_5~0 := 2;" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:26,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,370 INFO L85 PathProgramCache]: Analyzing trace with hash -1593003742, now seen corresponding path program 1 times [2025-03-17 20:39:26,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865467876] [2025-03-17 20:39:26,370 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,380 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:26,383 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:26,383 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,384 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:26,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865467876] [2025-03-17 20:39:26,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865467876] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:26,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595837325] [2025-03-17 20:39:26,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,428 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:26,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1704422926, now seen corresponding path program 1 times [2025-03-17 20:39:26,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824996923] [2025-03-17 20:39:26,429 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,441 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-17 20:39:26,445 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 20:39:26,445 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,445 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:26,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824996923] [2025-03-17 20:39:26,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824996923] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:26,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970521899] [2025-03-17 20:39:26,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,522 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:26,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:26,522 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:26,522 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:26,522 INFO L87 Difference]: Start difference. First operand 433 states and 680 transitions. cyclomatic complexity: 248 Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 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) [2025-03-17 20:39:26,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:26,536 INFO L93 Difference]: Finished difference Result 433 states and 679 transitions. [2025-03-17 20:39:26,536 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 433 states and 679 transitions. [2025-03-17 20:39:26,538 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 365 [2025-03-17 20:39:26,540 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 433 states to 433 states and 679 transitions. [2025-03-17 20:39:26,541 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 433 [2025-03-17 20:39:26,541 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 433 [2025-03-17 20:39:26,541 INFO L73 IsDeterministic]: Start isDeterministic. Operand 433 states and 679 transitions. [2025-03-17 20:39:26,542 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:26,542 INFO L218 hiAutomatonCegarLoop]: Abstraction has 433 states and 679 transitions. [2025-03-17 20:39:26,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states and 679 transitions. [2025-03-17 20:39:26,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 433. [2025-03-17 20:39:26,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 433 states have (on average 1.5681293302540416) internal successors, (679), 432 states have internal predecessors, (679), 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) [2025-03-17 20:39:26,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 679 transitions. [2025-03-17 20:39:26,557 INFO L240 hiAutomatonCegarLoop]: Abstraction has 433 states and 679 transitions. [2025-03-17 20:39:26,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:26,559 INFO L432 stractBuchiCegarLoop]: Abstraction has 433 states and 679 transitions. [2025-03-17 20:39:26,559 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-03-17 20:39:26,559 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 433 states and 679 transitions. [2025-03-17 20:39:26,561 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 365 [2025-03-17 20:39:26,563 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:26,563 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:26,565 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] [2025-03-17 20:39:26,565 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] [2025-03-17 20:39:26,565 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume !(1 == ~t4_i~0);~t4_st~0 := 2;" "assume !(1 == ~t5_i~0);~t5_st~0 := 2;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume 1 == ~t1_pc~0;" "assume 1 == ~E_1~0;is_transmit1_triggered_~__retres1~1#1 := 1;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume 1 == ~t2_pc~0;" "assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume 1 == ~t3_pc~0;" "assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume 1 == ~t4_pc~0;" "assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume 1 == ~t5_pc~0;" "assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume 1 == ~E_5~0;~E_5~0 := 2;" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:26,565 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~M_E~0;~M_E~0 := 1;" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume 0 == ~T2_E~0;~T2_E~0 := 1;" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume 0 == ~E_5~0;~E_5~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume 1 == ~t2_pc~0;" "assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume 0 != activate_threads_~tmp___1~0#1;~t2_st~0 := 0;" "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;" "assume 1 == ~t3_pc~0;" "assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume 1 == ~t4_pc~0;" "assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume 1 == ~E_5~0;~E_5~0 := 2;" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:26,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,569 INFO L85 PathProgramCache]: Analyzing trace with hash 337615363, now seen corresponding path program 1 times [2025-03-17 20:39:26,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332822079] [2025-03-17 20:39:26,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,580 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:26,588 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:26,589 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,589 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:26,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332822079] [2025-03-17 20:39:26,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332822079] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:26,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663705047] [2025-03-17 20:39:26,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,619 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:26,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1696184328, now seen corresponding path program 1 times [2025-03-17 20:39:26,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900758114] [2025-03-17 20:39:26,620 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,629 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-17 20:39:26,637 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 20:39:26,640 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,640 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:26,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900758114] [2025-03-17 20:39:26,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900758114] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:26,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416934462] [2025-03-17 20:39:26,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,696 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:26,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:26,696 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:26,696 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:26,696 INFO L87 Difference]: Start difference. First operand 433 states and 679 transitions. cyclomatic complexity: 247 Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 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) [2025-03-17 20:39:26,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:26,706 INFO L93 Difference]: Finished difference Result 433 states and 678 transitions. [2025-03-17 20:39:26,706 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 433 states and 678 transitions. [2025-03-17 20:39:26,708 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 365 [2025-03-17 20:39:26,710 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 433 states to 433 states and 678 transitions. [2025-03-17 20:39:26,711 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 433 [2025-03-17 20:39:26,711 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 433 [2025-03-17 20:39:26,711 INFO L73 IsDeterministic]: Start isDeterministic. Operand 433 states and 678 transitions. [2025-03-17 20:39:26,712 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:26,712 INFO L218 hiAutomatonCegarLoop]: Abstraction has 433 states and 678 transitions. [2025-03-17 20:39:26,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states and 678 transitions. [2025-03-17 20:39:26,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 433. [2025-03-17 20:39:26,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 433 states have (on average 1.5658198614318706) internal successors, (678), 432 states have internal predecessors, (678), 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) [2025-03-17 20:39:26,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 678 transitions. [2025-03-17 20:39:26,721 INFO L240 hiAutomatonCegarLoop]: Abstraction has 433 states and 678 transitions. [2025-03-17 20:39:26,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:26,722 INFO L432 stractBuchiCegarLoop]: Abstraction has 433 states and 678 transitions. [2025-03-17 20:39:26,722 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-03-17 20:39:26,722 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 433 states and 678 transitions. [2025-03-17 20:39:26,724 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 365 [2025-03-17 20:39:26,724 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:26,724 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:26,725 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] [2025-03-17 20:39:26,725 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] [2025-03-17 20:39:26,725 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume !(1 == ~t5_i~0);~t5_st~0 := 2;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume 1 == ~t1_pc~0;" "assume 1 == ~E_1~0;is_transmit1_triggered_~__retres1~1#1 := 1;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume 1 == ~t2_pc~0;" "assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume 1 == ~t3_pc~0;" "assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume 1 == ~t4_pc~0;" "assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume 1 == ~t5_pc~0;" "assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume 1 == ~E_5~0;~E_5~0 := 2;" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:26,727 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~M_E~0;~M_E~0 := 1;" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume 0 == ~T2_E~0;~T2_E~0 := 1;" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume 0 == ~E_5~0;~E_5~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume 1 == ~t1_pc~0;" "assume 1 == ~E_1~0;is_transmit1_triggered_~__retres1~1#1 := 1;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume 1 == ~t2_pc~0;" "assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume 0 != activate_threads_~tmp___1~0#1;~t2_st~0 := 0;" "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;" "assume 1 == ~t3_pc~0;" "assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume 1 == ~t4_pc~0;" "assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume 1 == ~t5_pc~0;" "assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume 1 == ~E_5~0;~E_5~0 := 2;" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:26,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,728 INFO L85 PathProgramCache]: Analyzing trace with hash -292843262, now seen corresponding path program 1 times [2025-03-17 20:39:26,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978867075] [2025-03-17 20:39:26,728 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,736 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:26,741 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:26,741 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,741 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:26,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978867075] [2025-03-17 20:39:26,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978867075] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:26,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613168280] [2025-03-17 20:39:26,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,774 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:26,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,774 INFO L85 PathProgramCache]: Analyzing trace with hash -412420530, now seen corresponding path program 2 times [2025-03-17 20:39:26,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836819301] [2025-03-17 20:39:26,775 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:39:26,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,785 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 69 statements into 1 equivalence classes. [2025-03-17 20:39:26,791 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 20:39:26,792 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:26,792 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:26,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836819301] [2025-03-17 20:39:26,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836819301] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:26,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034920151] [2025-03-17 20:39:26,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,827 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:26,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:26,827 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:26,827 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:26,827 INFO L87 Difference]: Start difference. First operand 433 states and 678 transitions. cyclomatic complexity: 246 Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 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) [2025-03-17 20:39:26,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:26,835 INFO L93 Difference]: Finished difference Result 433 states and 677 transitions. [2025-03-17 20:39:26,836 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 433 states and 677 transitions. [2025-03-17 20:39:26,838 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 365 [2025-03-17 20:39:26,840 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 433 states to 433 states and 677 transitions. [2025-03-17 20:39:26,841 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 433 [2025-03-17 20:39:26,841 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 433 [2025-03-17 20:39:26,841 INFO L73 IsDeterministic]: Start isDeterministic. Operand 433 states and 677 transitions. [2025-03-17 20:39:26,842 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:26,842 INFO L218 hiAutomatonCegarLoop]: Abstraction has 433 states and 677 transitions. [2025-03-17 20:39:26,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states and 677 transitions. [2025-03-17 20:39:26,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 433. [2025-03-17 20:39:26,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 433 states have (on average 1.5635103926096998) internal successors, (677), 432 states have internal predecessors, (677), 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) [2025-03-17 20:39:26,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 677 transitions. [2025-03-17 20:39:26,849 INFO L240 hiAutomatonCegarLoop]: Abstraction has 433 states and 677 transitions. [2025-03-17 20:39:26,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:26,851 INFO L432 stractBuchiCegarLoop]: Abstraction has 433 states and 677 transitions. [2025-03-17 20:39:26,852 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-03-17 20:39:26,852 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 433 states and 677 transitions. [2025-03-17 20:39:26,853 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 365 [2025-03-17 20:39:26,854 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:26,854 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:26,854 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] [2025-03-17 20:39:26,855 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] [2025-03-17 20:39:26,856 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume 1 == ~t1_pc~0;" "assume 1 == ~E_1~0;is_transmit1_triggered_~__retres1~1#1 := 1;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume 1 == ~t2_pc~0;" "assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume 1 == ~t3_pc~0;" "assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume 1 == ~t4_pc~0;" "assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume 1 == ~t5_pc~0;" "assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume 1 == ~E_5~0;~E_5~0 := 2;" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:26,856 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~M_E~0;~M_E~0 := 1;" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume 0 == ~T2_E~0;~T2_E~0 := 1;" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume 0 == ~E_5~0;~E_5~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume 1 == ~m_pc~0;" "assume 1 == ~M_E~0;is_master_triggered_~__retres1~0#1 := 1;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume 1 == ~t2_pc~0;" "assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume 0 != activate_threads_~tmp___1~0#1;~t2_st~0 := 0;" "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;" "assume 1 == ~t3_pc~0;" "assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume 1 == ~t4_pc~0;" "assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume 1 == ~t5_pc~0;" "assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume 1 == ~E_5~0;~E_5~0 := 2;" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:26,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,857 INFO L85 PathProgramCache]: Analyzing trace with hash -313180637, now seen corresponding path program 1 times [2025-03-17 20:39:26,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763444129] [2025-03-17 20:39:26,857 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,865 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:26,871 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:26,873 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,873 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:26,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763444129] [2025-03-17 20:39:26,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763444129] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:26,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670700691] [2025-03-17 20:39:26,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,906 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:26,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,906 INFO L85 PathProgramCache]: Analyzing trace with hash 191442280, now seen corresponding path program 1 times [2025-03-17 20:39:26,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053009511] [2025-03-17 20:39:26,907 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,915 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-17 20:39:26,916 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 20:39:26,917 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,917 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:26,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053009511] [2025-03-17 20:39:26,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053009511] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:26,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166635650] [2025-03-17 20:39:26,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,960 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:26,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:26,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:26,960 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:26,960 INFO L87 Difference]: Start difference. First operand 433 states and 677 transitions. cyclomatic complexity: 245 Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 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) [2025-03-17 20:39:27,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:27,029 INFO L93 Difference]: Finished difference Result 753 states and 1167 transitions. [2025-03-17 20:39:27,029 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 753 states and 1167 transitions. [2025-03-17 20:39:27,034 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 684 [2025-03-17 20:39:27,037 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 753 states to 753 states and 1167 transitions. [2025-03-17 20:39:27,037 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 753 [2025-03-17 20:39:27,037 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 753 [2025-03-17 20:39:27,037 INFO L73 IsDeterministic]: Start isDeterministic. Operand 753 states and 1167 transitions. [2025-03-17 20:39:27,038 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:27,038 INFO L218 hiAutomatonCegarLoop]: Abstraction has 753 states and 1167 transitions. [2025-03-17 20:39:27,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 753 states and 1167 transitions. [2025-03-17 20:39:27,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 753 to 752. [2025-03-17 20:39:27,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 752 states, 752 states have (on average 1.550531914893617) internal successors, (1166), 751 states have internal predecessors, (1166), 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) [2025-03-17 20:39:27,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 752 states and 1166 transitions. [2025-03-17 20:39:27,051 INFO L240 hiAutomatonCegarLoop]: Abstraction has 752 states and 1166 transitions. [2025-03-17 20:39:27,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:27,052 INFO L432 stractBuchiCegarLoop]: Abstraction has 752 states and 1166 transitions. [2025-03-17 20:39:27,052 INFO L338 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2025-03-17 20:39:27,052 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 752 states and 1166 transitions. [2025-03-17 20:39:27,055 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 683 [2025-03-17 20:39:27,055 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:27,055 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:27,058 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] [2025-03-17 20:39:27,059 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] [2025-03-17 20:39:27,059 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume 1 == ~t2_pc~0;" "assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume 1 == ~t3_pc~0;" "assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume 1 == ~t4_pc~0;" "assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume 1 == ~t5_pc~0;" "assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume 1 == ~E_5~0;~E_5~0 := 2;" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:27,059 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~M_E~0;~M_E~0 := 1;" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume 0 == ~T2_E~0;~T2_E~0 := 1;" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume 0 == ~E_5~0;~E_5~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume 1 == ~t2_pc~0;" "assume 1 == ~E_2~0;is_transmit2_triggered_~__retres1~2#1 := 1;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume 0 != activate_threads_~tmp___1~0#1;~t2_st~0 := 0;" "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;" "assume 1 == ~t3_pc~0;" "assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume 1 == ~t4_pc~0;" "assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume 1 == ~t5_pc~0;" "assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume 1 == ~E_5~0;~E_5~0 := 2;" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:27,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:27,060 INFO L85 PathProgramCache]: Analyzing trace with hash 410951910, now seen corresponding path program 1 times [2025-03-17 20:39:27,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:27,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358542257] [2025-03-17 20:39:27,060 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:27,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:27,067 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:27,069 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:27,069 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:27,069 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:27,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:27,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:27,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358542257] [2025-03-17 20:39:27,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358542257] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:27,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:27,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:27,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262353541] [2025-03-17 20:39:27,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:27,102 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:27,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:27,102 INFO L85 PathProgramCache]: Analyzing trace with hash 1805713131, now seen corresponding path program 1 times [2025-03-17 20:39:27,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:27,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520539177] [2025-03-17 20:39:27,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:27,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:27,110 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-17 20:39:27,115 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 20:39:27,115 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:27,115 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:27,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:27,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:27,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520539177] [2025-03-17 20:39:27,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520539177] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:27,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:27,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:27,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566275367] [2025-03-17 20:39:27,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:27,148 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:27,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:27,148 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:27,148 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:27,148 INFO L87 Difference]: Start difference. First operand 752 states and 1166 transitions. cyclomatic complexity: 416 Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 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) [2025-03-17 20:39:27,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:27,197 INFO L93 Difference]: Finished difference Result 1348 states and 2075 transitions. [2025-03-17 20:39:27,197 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1348 states and 2075 transitions. [2025-03-17 20:39:27,204 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1276 [2025-03-17 20:39:27,210 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1348 states to 1348 states and 2075 transitions. [2025-03-17 20:39:27,210 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1348 [2025-03-17 20:39:27,211 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1348 [2025-03-17 20:39:27,211 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1348 states and 2075 transitions. [2025-03-17 20:39:27,212 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:27,212 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1348 states and 2075 transitions. [2025-03-17 20:39:27,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1348 states and 2075 transitions. [2025-03-17 20:39:27,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1348 to 1346. [2025-03-17 20:39:27,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1346 states, 1346 states have (on average 1.5401188707280833) internal successors, (2073), 1345 states have internal predecessors, (2073), 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) [2025-03-17 20:39:27,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1346 states and 2073 transitions. [2025-03-17 20:39:27,239 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1346 states and 2073 transitions. [2025-03-17 20:39:27,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:27,241 INFO L432 stractBuchiCegarLoop]: Abstraction has 1346 states and 2073 transitions. [2025-03-17 20:39:27,241 INFO L338 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2025-03-17 20:39:27,241 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1346 states and 2073 transitions. [2025-03-17 20:39:27,246 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1274 [2025-03-17 20:39:27,246 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:27,246 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:27,247 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] [2025-03-17 20:39:27,247 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] [2025-03-17 20:39:27,247 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume 1 == ~t3_pc~0;" "assume 1 == ~E_3~0;is_transmit3_triggered_~__retres1~3#1 := 1;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume 1 == ~t4_pc~0;" "assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume 1 == ~t5_pc~0;" "assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume 1 == ~E_5~0;~E_5~0 := 2;" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:27,247 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~M_E~0;~M_E~0 := 1;" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume 0 == ~T2_E~0;~T2_E~0 := 1;" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume 0 == ~E_5~0;~E_5~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume 1 == ~m_pc~0;" "assume 1 == ~M_E~0;is_master_triggered_~__retres1~0#1 := 1;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume 0 != activate_threads_~tmp___1~0#1;~t2_st~0 := 0;" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume 1 == ~E_5~0;~E_5~0 := 2;" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:27,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:27,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1994215491, now seen corresponding path program 1 times [2025-03-17 20:39:27,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:27,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241740562] [2025-03-17 20:39:27,248 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:27,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:27,254 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:27,257 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:27,257 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:27,257 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:27,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:27,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:27,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241740562] [2025-03-17 20:39:27,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241740562] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:27,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:27,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:27,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992277100] [2025-03-17 20:39:27,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:27,307 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:27,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:27,307 INFO L85 PathProgramCache]: Analyzing trace with hash -1654433368, now seen corresponding path program 1 times [2025-03-17 20:39:27,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:27,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457730307] [2025-03-17 20:39:27,307 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:27,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:27,314 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-17 20:39:27,315 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 20:39:27,315 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:27,315 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:27,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:27,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:27,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457730307] [2025-03-17 20:39:27,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457730307] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:27,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:27,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:27,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492065772] [2025-03-17 20:39:27,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:27,348 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:27,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:27,349 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:27,349 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:27,349 INFO L87 Difference]: Start difference. First operand 1346 states and 2073 transitions. cyclomatic complexity: 731 Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 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) [2025-03-17 20:39:27,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:27,470 INFO L93 Difference]: Finished difference Result 3036 states and 4636 transitions. [2025-03-17 20:39:27,471 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3036 states and 4636 transitions. [2025-03-17 20:39:27,487 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 2947 [2025-03-17 20:39:27,538 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3036 states to 3036 states and 4636 transitions. [2025-03-17 20:39:27,539 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3036 [2025-03-17 20:39:27,541 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3036 [2025-03-17 20:39:27,541 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3036 states and 4636 transitions. [2025-03-17 20:39:27,543 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:27,543 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3036 states and 4636 transitions. [2025-03-17 20:39:27,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3036 states and 4636 transitions. [2025-03-17 20:39:27,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3036 to 2453. [2025-03-17 20:39:27,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2453 states, 2453 states have (on average 1.5328169588259275) internal successors, (3760), 2452 states have internal predecessors, (3760), 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) [2025-03-17 20:39:27,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 2453 states and 3760 transitions. [2025-03-17 20:39:27,580 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2453 states and 3760 transitions. [2025-03-17 20:39:27,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:27,582 INFO L432 stractBuchiCegarLoop]: Abstraction has 2453 states and 3760 transitions. [2025-03-17 20:39:27,582 INFO L338 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2025-03-17 20:39:27,582 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2453 states and 3760 transitions. [2025-03-17 20:39:27,590 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 2376 [2025-03-17 20:39:27,590 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:27,590 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:27,592 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] [2025-03-17 20:39:27,592 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] [2025-03-17 20:39:27,592 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume 1 == ~t4_pc~0;" "assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume 1 == ~t5_pc~0;" "assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume 1 == ~E_5~0;~E_5~0 := 2;" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:27,592 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~M_E~0;~M_E~0 := 1;" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume 0 == ~T2_E~0;~T2_E~0 := 1;" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume 0 == ~E_5~0;~E_5~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume 0 != activate_threads_~tmp___1~0#1;~t2_st~0 := 0;" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume 1 == ~t4_pc~0;" "assume 1 == ~E_4~0;is_transmit4_triggered_~__retres1~4#1 := 1;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume 1 == ~t5_pc~0;" "assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume 1 == ~E_5~0;~E_5~0 := 2;" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:27,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:27,593 INFO L85 PathProgramCache]: Analyzing trace with hash -1401177402, now seen corresponding path program 1 times [2025-03-17 20:39:27,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:27,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138136728] [2025-03-17 20:39:27,593 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:27,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:27,600 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:27,606 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:27,606 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:27,606 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:27,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:27,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:27,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138136728] [2025-03-17 20:39:27,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138136728] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:27,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:27,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:27,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061248701] [2025-03-17 20:39:27,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:27,633 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:27,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:27,633 INFO L85 PathProgramCache]: Analyzing trace with hash -258801397, now seen corresponding path program 1 times [2025-03-17 20:39:27,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:27,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005345427] [2025-03-17 20:39:27,634 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:27,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:27,640 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-17 20:39:27,642 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 20:39:27,642 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:27,642 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:27,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:27,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:27,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005345427] [2025-03-17 20:39:27,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005345427] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:27,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:27,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:27,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231442692] [2025-03-17 20:39:27,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:27,668 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:27,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:27,668 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:27,668 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:27,668 INFO L87 Difference]: Start difference. First operand 2453 states and 3760 transitions. cyclomatic complexity: 1311 Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 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) [2025-03-17 20:39:27,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:27,726 INFO L93 Difference]: Finished difference Result 4512 states and 6889 transitions. [2025-03-17 20:39:27,726 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4512 states and 6889 transitions. [2025-03-17 20:39:27,752 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 4408 [2025-03-17 20:39:27,772 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4512 states to 4512 states and 6889 transitions. [2025-03-17 20:39:27,772 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4512 [2025-03-17 20:39:27,777 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4512 [2025-03-17 20:39:27,777 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4512 states and 6889 transitions. [2025-03-17 20:39:27,783 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:27,783 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4512 states and 6889 transitions. [2025-03-17 20:39:27,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4512 states and 6889 transitions. [2025-03-17 20:39:27,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4512 to 4504. [2025-03-17 20:39:27,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4504 states, 4504 states have (on average 1.527753108348135) internal successors, (6881), 4503 states have internal predecessors, (6881), 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) [2025-03-17 20:39:27,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4504 states to 4504 states and 6881 transitions. [2025-03-17 20:39:27,852 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4504 states and 6881 transitions. [2025-03-17 20:39:27,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:27,854 INFO L432 stractBuchiCegarLoop]: Abstraction has 4504 states and 6881 transitions. [2025-03-17 20:39:27,854 INFO L338 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2025-03-17 20:39:27,854 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4504 states and 6881 transitions. [2025-03-17 20:39:27,867 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 4400 [2025-03-17 20:39:27,867 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:27,867 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:27,868 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] [2025-03-17 20:39:27,868 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] [2025-03-17 20:39:27,869 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume 1 == ~t5_pc~0;" "assume 1 == ~E_5~0;is_transmit5_triggered_~__retres1~5#1 := 1;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume 1 == ~E_5~0;~E_5~0 := 2;" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:27,869 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~M_E~0;~M_E~0 := 1;" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume 0 == ~T2_E~0;~T2_E~0 := 1;" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume 0 == ~E_5~0;~E_5~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume 0 != activate_threads_~tmp___1~0#1;~t2_st~0 := 0;" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume 1 == ~E_5~0;~E_5~0 := 2;" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:27,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:27,869 INFO L85 PathProgramCache]: Analyzing trace with hash 433031779, now seen corresponding path program 1 times [2025-03-17 20:39:27,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:27,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153022123] [2025-03-17 20:39:27,869 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:27,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:27,876 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:27,882 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:27,882 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:27,882 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:27,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:27,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:27,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153022123] [2025-03-17 20:39:27,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153022123] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:27,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:27,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:27,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700576969] [2025-03-17 20:39:27,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:27,909 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:27,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:27,910 INFO L85 PathProgramCache]: Analyzing trace with hash -40162517, now seen corresponding path program 1 times [2025-03-17 20:39:27,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:27,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953965149] [2025-03-17 20:39:27,910 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:27,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:27,917 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-17 20:39:27,919 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 20:39:27,919 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:27,919 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:27,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:27,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:27,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953965149] [2025-03-17 20:39:27,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953965149] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:27,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:27,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:27,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675739685] [2025-03-17 20:39:27,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:27,946 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:27,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:27,946 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:27,946 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:27,946 INFO L87 Difference]: Start difference. First operand 4504 states and 6881 transitions. cyclomatic complexity: 2385 Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 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) [2025-03-17 20:39:28,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:28,025 INFO L93 Difference]: Finished difference Result 8847 states and 13406 transitions. [2025-03-17 20:39:28,025 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8847 states and 13406 transitions. [2025-03-17 20:39:28,082 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 8672 [2025-03-17 20:39:28,125 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8847 states to 8847 states and 13406 transitions. [2025-03-17 20:39:28,126 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8847 [2025-03-17 20:39:28,134 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8847 [2025-03-17 20:39:28,134 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8847 states and 13406 transitions. [2025-03-17 20:39:28,147 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:28,147 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8847 states and 13406 transitions. [2025-03-17 20:39:28,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8847 states and 13406 transitions. [2025-03-17 20:39:28,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8847 to 8799. [2025-03-17 20:39:28,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8799 states, 8799 states have (on average 1.5163086714399363) internal successors, (13342), 8798 states have internal predecessors, (13342), 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) [2025-03-17 20:39:28,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8799 states to 8799 states and 13342 transitions. [2025-03-17 20:39:28,276 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8799 states and 13342 transitions. [2025-03-17 20:39:28,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:28,277 INFO L432 stractBuchiCegarLoop]: Abstraction has 8799 states and 13342 transitions. [2025-03-17 20:39:28,277 INFO L338 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2025-03-17 20:39:28,277 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8799 states and 13342 transitions. [2025-03-17 20:39:28,305 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 8656 [2025-03-17 20:39:28,306 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:28,306 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:28,307 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] [2025-03-17 20:39:28,307 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] [2025-03-17 20:39:28,307 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume 1 == ~E_5~0;~E_5~0 := 2;" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:28,307 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~M_E~0;~M_E~0 := 1;" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume 0 == ~T2_E~0;~T2_E~0 := 1;" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume 0 == ~E_5~0;~E_5~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume 1 == ~m_pc~0;" "assume 1 == ~M_E~0;is_master_triggered_~__retres1~0#1 := 1;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume 0 != activate_threads_~tmp___1~0#1;~t2_st~0 := 0;" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume 1 == ~E_5~0;~E_5~0 := 2;" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:28,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:28,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1487557466, now seen corresponding path program 1 times [2025-03-17 20:39:28,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:28,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407033061] [2025-03-17 20:39:28,308 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:28,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:28,315 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:28,355 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:28,355 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:28,355 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:28,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:28,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:28,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407033061] [2025-03-17 20:39:28,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407033061] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:28,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:28,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:28,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629117691] [2025-03-17 20:39:28,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:28,397 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:28,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:28,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1654433368, now seen corresponding path program 2 times [2025-03-17 20:39:28,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:28,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205552990] [2025-03-17 20:39:28,398 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:39:28,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:28,406 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 69 statements into 1 equivalence classes. [2025-03-17 20:39:28,407 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 20:39:28,407 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:28,407 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:28,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:28,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:28,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205552990] [2025-03-17 20:39:28,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205552990] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:28,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:28,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:28,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095425903] [2025-03-17 20:39:28,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:28,441 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:28,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:28,442 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:28,442 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:28,442 INFO L87 Difference]: Start difference. First operand 8799 states and 13342 transitions. cyclomatic complexity: 4559 Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 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) [2025-03-17 20:39:28,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:28,608 INFO L93 Difference]: Finished difference Result 17632 states and 26475 transitions. [2025-03-17 20:39:28,608 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17632 states and 26475 transitions. [2025-03-17 20:39:28,675 INFO L131 ngComponentsAnalysis]: Automaton has 32 accepting balls. 17312 [2025-03-17 20:39:28,741 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17632 states to 17632 states and 26475 transitions. [2025-03-17 20:39:28,741 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17632 [2025-03-17 20:39:28,761 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17632 [2025-03-17 20:39:28,761 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17632 states and 26475 transitions. [2025-03-17 20:39:28,786 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:28,787 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17632 states and 26475 transitions. [2025-03-17 20:39:28,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17632 states and 26475 transitions. [2025-03-17 20:39:28,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17632 to 17632. [2025-03-17 20:39:29,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17632 states, 17632 states have (on average 1.5015313067150635) internal successors, (26475), 17631 states have internal predecessors, (26475), 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) [2025-03-17 20:39:29,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17632 states to 17632 states and 26475 transitions. [2025-03-17 20:39:29,047 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17632 states and 26475 transitions. [2025-03-17 20:39:29,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:29,048 INFO L432 stractBuchiCegarLoop]: Abstraction has 17632 states and 26475 transitions. [2025-03-17 20:39:29,048 INFO L338 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2025-03-17 20:39:29,048 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17632 states and 26475 transitions. [2025-03-17 20:39:29,096 INFO L131 ngComponentsAnalysis]: Automaton has 32 accepting balls. 17312 [2025-03-17 20:39:29,096 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:29,096 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:29,097 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] [2025-03-17 20:39:29,097 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] [2025-03-17 20:39:29,097 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~M_E~0;~M_E~0 := 1;" "assume !(0 == ~T1_E~0);" "assume 0 == ~T2_E~0;~T2_E~0 := 1;" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume 1 == ~E_5~0;~E_5~0 := 2;" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:29,097 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~M_E~0;~M_E~0 := 1;" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume !(0 == ~T2_E~0);" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume 0 == ~E_5~0;~E_5~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume 0 != activate_threads_~tmp___1~0#1;~t2_st~0 := 0;" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume !(1 == ~T2_E~0);" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume 1 == ~E_5~0;~E_5~0 := 2;" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:29,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:29,097 INFO L85 PathProgramCache]: Analyzing trace with hash 1600230312, now seen corresponding path program 1 times [2025-03-17 20:39:29,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:29,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731771070] [2025-03-17 20:39:29,098 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:29,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:29,179 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:29,180 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:29,180 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:29,180 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:29,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:29,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:29,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731771070] [2025-03-17 20:39:29,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731771070] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:29,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:29,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:29,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868967641] [2025-03-17 20:39:29,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:29,199 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:29,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:29,199 INFO L85 PathProgramCache]: Analyzing trace with hash -2051330707, now seen corresponding path program 1 times [2025-03-17 20:39:29,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:29,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47027393] [2025-03-17 20:39:29,199 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:29,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:29,205 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-17 20:39:29,206 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 20:39:29,206 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:29,206 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:29,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:29,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:29,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47027393] [2025-03-17 20:39:29,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47027393] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:29,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:29,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:29,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135042885] [2025-03-17 20:39:29,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:29,233 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:29,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:29,233 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:29,233 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:29,234 INFO L87 Difference]: Start difference. First operand 17632 states and 26475 transitions. cyclomatic complexity: 8875 Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 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) [2025-03-17 20:39:29,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:29,339 INFO L93 Difference]: Finished difference Result 26675 states and 39975 transitions. [2025-03-17 20:39:29,339 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26675 states and 39975 transitions. [2025-03-17 20:39:29,435 INFO L131 ngComponentsAnalysis]: Automaton has 32 accepting balls. 26320 [2025-03-17 20:39:29,520 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26675 states to 26675 states and 39975 transitions. [2025-03-17 20:39:29,520 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26675 [2025-03-17 20:39:29,547 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26675 [2025-03-17 20:39:29,547 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26675 states and 39975 transitions. [2025-03-17 20:39:29,581 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:29,581 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26675 states and 39975 transitions. [2025-03-17 20:39:29,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26675 states and 39975 transitions. [2025-03-17 20:39:29,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26675 to 19386. [2025-03-17 20:39:29,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19386 states, 19386 states have (on average 1.504075105746415) internal successors, (29158), 19385 states have internal predecessors, (29158), 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) [2025-03-17 20:39:29,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19386 states to 19386 states and 29158 transitions. [2025-03-17 20:39:29,958 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19386 states and 29158 transitions. [2025-03-17 20:39:29,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:29,959 INFO L432 stractBuchiCegarLoop]: Abstraction has 19386 states and 29158 transitions. [2025-03-17 20:39:29,959 INFO L338 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2025-03-17 20:39:29,959 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19386 states and 29158 transitions. [2025-03-17 20:39:30,093 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 19120 [2025-03-17 20:39:30,093 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:30,093 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:30,094 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] [2025-03-17 20:39:30,094 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] [2025-03-17 20:39:30,095 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume 0 == ~T2_E~0;~T2_E~0 := 1;" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume 1 == ~E_5~0;~E_5~0 := 2;" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:30,095 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume 0 == ~T2_E~0;~T2_E~0 := 1;" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume 0 == ~E_5~0;~E_5~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume 0 != activate_threads_~tmp___1~0#1;~t2_st~0 := 0;" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume 1 == ~E_5~0;~E_5~0 := 2;" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:30,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:30,095 INFO L85 PathProgramCache]: Analyzing trace with hash 2038239815, now seen corresponding path program 1 times [2025-03-17 20:39:30,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:30,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981992293] [2025-03-17 20:39:30,095 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:30,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:30,102 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:30,103 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:30,103 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:30,103 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:30,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:30,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:30,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981992293] [2025-03-17 20:39:30,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981992293] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:30,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:30,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:30,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358781533] [2025-03-17 20:39:30,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:30,136 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:30,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:30,136 INFO L85 PathProgramCache]: Analyzing trace with hash -248860820, now seen corresponding path program 1 times [2025-03-17 20:39:30,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:30,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992821713] [2025-03-17 20:39:30,136 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:30,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:30,143 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-17 20:39:30,143 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 20:39:30,144 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:30,144 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:30,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:30,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:30,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992821713] [2025-03-17 20:39:30,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992821713] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:30,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:30,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:30,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296597949] [2025-03-17 20:39:30,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:30,173 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:30,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:30,174 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:30,174 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:30,174 INFO L87 Difference]: Start difference. First operand 19386 states and 29158 transitions. cyclomatic complexity: 9788 Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 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) [2025-03-17 20:39:30,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:30,295 INFO L93 Difference]: Finished difference Result 23711 states and 35417 transitions. [2025-03-17 20:39:30,295 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23711 states and 35417 transitions. [2025-03-17 20:39:30,446 INFO L131 ngComponentsAnalysis]: Automaton has 32 accepting balls. 23408 [2025-03-17 20:39:30,515 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23711 states to 23711 states and 35417 transitions. [2025-03-17 20:39:30,515 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23711 [2025-03-17 20:39:30,536 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23711 [2025-03-17 20:39:30,536 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23711 states and 35417 transitions. [2025-03-17 20:39:30,557 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:30,557 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23711 states and 35417 transitions. [2025-03-17 20:39:30,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23711 states and 35417 transitions. [2025-03-17 20:39:30,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23711 to 16431. [2025-03-17 20:39:30,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16431 states, 16431 states have (on average 1.5001521514210943) internal successors, (24649), 16430 states have internal predecessors, (24649), 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) [2025-03-17 20:39:30,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16431 states to 16431 states and 24649 transitions. [2025-03-17 20:39:30,783 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16431 states and 24649 transitions. [2025-03-17 20:39:30,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:30,785 INFO L432 stractBuchiCegarLoop]: Abstraction has 16431 states and 24649 transitions. [2025-03-17 20:39:30,785 INFO L338 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2025-03-17 20:39:30,785 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16431 states and 24649 transitions. [2025-03-17 20:39:30,832 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 16208 [2025-03-17 20:39:30,832 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:30,833 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:30,834 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] [2025-03-17 20:39:30,834 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] [2025-03-17 20:39:30,834 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume 1 == ~E_5~0;~E_5~0 := 2;" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:30,834 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume !(0 == ~T2_E~0);" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume 0 == ~E_5~0;~E_5~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume 0 != activate_threads_~tmp___1~0#1;~t2_st~0 := 0;" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume !(1 == ~T2_E~0);" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume 1 == ~E_5~0;~E_5~0 := 2;" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:30,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:30,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1684070971, now seen corresponding path program 1 times [2025-03-17 20:39:30,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:30,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818223542] [2025-03-17 20:39:30,835 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:30,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:30,841 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:30,844 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:30,844 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:30,844 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:30,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:30,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:30,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818223542] [2025-03-17 20:39:30,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818223542] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:30,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:30,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:30,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481401114] [2025-03-17 20:39:30,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:30,883 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:30,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:30,884 INFO L85 PathProgramCache]: Analyzing trace with hash 2034938286, now seen corresponding path program 1 times [2025-03-17 20:39:30,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:30,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364715862] [2025-03-17 20:39:30,884 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:30,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:30,892 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-17 20:39:30,893 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 20:39:30,893 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:30,893 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:30,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:30,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:30,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364715862] [2025-03-17 20:39:30,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364715862] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:30,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:30,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:30,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798010041] [2025-03-17 20:39:30,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:30,980 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:30,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:30,980 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:30,980 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:30,981 INFO L87 Difference]: Start difference. First operand 16431 states and 24649 transitions. cyclomatic complexity: 8234 Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 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) [2025-03-17 20:39:31,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:31,132 INFO L93 Difference]: Finished difference Result 26187 states and 38780 transitions. [2025-03-17 20:39:31,132 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26187 states and 38780 transitions. [2025-03-17 20:39:31,240 INFO L131 ngComponentsAnalysis]: Automaton has 32 accepting balls. 25824 [2025-03-17 20:39:31,326 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26187 states to 26187 states and 38780 transitions. [2025-03-17 20:39:31,326 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26187 [2025-03-17 20:39:31,347 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26187 [2025-03-17 20:39:31,348 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26187 states and 38780 transitions. [2025-03-17 20:39:31,369 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:31,369 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26187 states and 38780 transitions. [2025-03-17 20:39:31,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26187 states and 38780 transitions. [2025-03-17 20:39:31,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26187 to 19386. [2025-03-17 20:39:31,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19386 states, 19386 states have (on average 1.4841122459506861) internal successors, (28771), 19385 states have internal predecessors, (28771), 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) [2025-03-17 20:39:31,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19386 states to 19386 states and 28771 transitions. [2025-03-17 20:39:31,669 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19386 states and 28771 transitions. [2025-03-17 20:39:31,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:31,670 INFO L432 stractBuchiCegarLoop]: Abstraction has 19386 states and 28771 transitions. [2025-03-17 20:39:31,670 INFO L338 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2025-03-17 20:39:31,670 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19386 states and 28771 transitions. [2025-03-17 20:39:31,727 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 19120 [2025-03-17 20:39:31,728 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:31,728 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:31,729 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] [2025-03-17 20:39:31,729 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] [2025-03-17 20:39:31,729 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume 0 == ~E_5~0;~E_5~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume 1 == ~E_5~0;~E_5~0 := 2;" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:31,729 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume !(0 == ~T2_E~0);" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume 0 == ~E_5~0;~E_5~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume 0 != activate_threads_~tmp___1~0#1;~t2_st~0 := 0;" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume !(1 == ~T2_E~0);" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume 1 == ~E_5~0;~E_5~0 := 2;" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:31,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:31,730 INFO L85 PathProgramCache]: Analyzing trace with hash -659377050, now seen corresponding path program 1 times [2025-03-17 20:39:31,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:31,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293031437] [2025-03-17 20:39:31,730 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:31,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:31,737 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:31,739 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:31,740 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:31,740 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:31,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:31,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:31,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293031437] [2025-03-17 20:39:31,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293031437] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:31,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:31,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:31,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438878372] [2025-03-17 20:39:31,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:31,775 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:31,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:31,775 INFO L85 PathProgramCache]: Analyzing trace with hash 2034938286, now seen corresponding path program 2 times [2025-03-17 20:39:31,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:31,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667157924] [2025-03-17 20:39:31,775 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:39:31,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:31,782 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 69 statements into 1 equivalence classes. [2025-03-17 20:39:31,783 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 20:39:31,783 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:31,784 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:31,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:31,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:31,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667157924] [2025-03-17 20:39:31,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667157924] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:31,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:31,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:31,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595382007] [2025-03-17 20:39:31,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:31,822 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:31,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:31,822 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:31,822 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:31,822 INFO L87 Difference]: Start difference. First operand 19386 states and 28771 transitions. cyclomatic complexity: 9401 Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 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) [2025-03-17 20:39:31,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:31,949 INFO L93 Difference]: Finished difference Result 23167 states and 34223 transitions. [2025-03-17 20:39:31,949 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23167 states and 34223 transitions. [2025-03-17 20:39:32,045 INFO L131 ngComponentsAnalysis]: Automaton has 32 accepting balls. 22848 [2025-03-17 20:39:32,129 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23167 states to 23167 states and 34223 transitions. [2025-03-17 20:39:32,130 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23167 [2025-03-17 20:39:32,149 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23167 [2025-03-17 20:39:32,149 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23167 states and 34223 transitions. [2025-03-17 20:39:32,169 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:32,170 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23167 states and 34223 transitions. [2025-03-17 20:39:32,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23167 states and 34223 transitions. [2025-03-17 20:39:32,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23167 to 16431. [2025-03-17 20:39:32,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16431 states, 16431 states have (on average 1.4805550483841519) internal successors, (24327), 16430 states have internal predecessors, (24327), 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) [2025-03-17 20:39:32,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16431 states to 16431 states and 24327 transitions. [2025-03-17 20:39:32,491 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16431 states and 24327 transitions. [2025-03-17 20:39:32,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:32,492 INFO L432 stractBuchiCegarLoop]: Abstraction has 16431 states and 24327 transitions. [2025-03-17 20:39:32,492 INFO L338 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2025-03-17 20:39:32,492 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16431 states and 24327 transitions. [2025-03-17 20:39:32,530 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 16208 [2025-03-17 20:39:32,530 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:32,530 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:32,531 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] [2025-03-17 20:39:32,531 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] [2025-03-17 20:39:32,531 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:32,532 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume !(0 == ~T2_E~0);" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume 0 != activate_threads_~tmp___1~0#1;~t2_st~0 := 0;" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume !(1 == ~T2_E~0);" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume !(1 == ~E_5~0);" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:32,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:32,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1684070940, now seen corresponding path program 1 times [2025-03-17 20:39:32,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:32,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34255570] [2025-03-17 20:39:32,533 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:32,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:32,538 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:32,542 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:32,542 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:32,542 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:32,542 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:32,544 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:32,549 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:32,549 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:32,549 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:32,576 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:32,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:32,577 INFO L85 PathProgramCache]: Analyzing trace with hash -1687546384, now seen corresponding path program 1 times [2025-03-17 20:39:32,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:32,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943847886] [2025-03-17 20:39:32,577 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:32,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:32,583 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-17 20:39:32,586 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 20:39:32,586 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:32,586 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:32,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:32,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:32,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943847886] [2025-03-17 20:39:32,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943847886] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:32,611 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:32,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:32,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70158266] [2025-03-17 20:39:32,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:32,612 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:32,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:32,612 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:32,612 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:32,612 INFO L87 Difference]: Start difference. First operand 16431 states and 24327 transitions. cyclomatic complexity: 7912 Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 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) [2025-03-17 20:39:32,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:32,718 INFO L93 Difference]: Finished difference Result 16751 states and 24518 transitions. [2025-03-17 20:39:32,718 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16751 states and 24518 transitions. [2025-03-17 20:39:32,844 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 16528 [2025-03-17 20:39:32,881 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16751 states to 16751 states and 24518 transitions. [2025-03-17 20:39:32,881 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16751 [2025-03-17 20:39:32,892 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16751 [2025-03-17 20:39:32,892 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16751 states and 24518 transitions. [2025-03-17 20:39:32,904 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:32,904 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16751 states and 24518 transitions. [2025-03-17 20:39:32,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16751 states and 24518 transitions. [2025-03-17 20:39:33,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16751 to 16751. [2025-03-17 20:39:33,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16751 states, 16751 states have (on average 1.463673810518775) internal successors, (24518), 16750 states have internal predecessors, (24518), 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) [2025-03-17 20:39:33,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16751 states to 16751 states and 24518 transitions. [2025-03-17 20:39:33,042 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16751 states and 24518 transitions. [2025-03-17 20:39:33,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:33,043 INFO L432 stractBuchiCegarLoop]: Abstraction has 16751 states and 24518 transitions. [2025-03-17 20:39:33,043 INFO L338 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2025-03-17 20:39:33,043 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16751 states and 24518 transitions. [2025-03-17 20:39:33,084 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 16528 [2025-03-17 20:39:33,085 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:33,085 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:33,086 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] [2025-03-17 20:39:33,086 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] [2025-03-17 20:39:33,086 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:33,087 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume !(0 == ~T2_E~0);" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume !(1 == ~T2_E~0);" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume !(1 == ~E_5~0);" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:33,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:33,087 INFO L85 PathProgramCache]: Analyzing trace with hash -1684070940, now seen corresponding path program 2 times [2025-03-17 20:39:33,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:33,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533699790] [2025-03-17 20:39:33,088 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:39:33,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:33,095 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:33,097 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:33,097 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:33,098 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:33,098 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:33,100 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:33,102 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:33,103 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:33,103 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:33,112 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:33,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:33,113 INFO L85 PathProgramCache]: Analyzing trace with hash -54742385, now seen corresponding path program 1 times [2025-03-17 20:39:33,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:33,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939496609] [2025-03-17 20:39:33,113 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:33,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:33,119 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-17 20:39:33,120 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 20:39:33,120 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:33,120 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:33,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:33,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:33,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939496609] [2025-03-17 20:39:33,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939496609] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:33,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:33,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:33,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55300254] [2025-03-17 20:39:33,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:33,154 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:33,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:33,155 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:33,155 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:33,155 INFO L87 Difference]: Start difference. First operand 16751 states and 24518 transitions. cyclomatic complexity: 7783 Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 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) [2025-03-17 20:39:33,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:33,224 INFO L93 Difference]: Finished difference Result 17007 states and 24774 transitions. [2025-03-17 20:39:33,224 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17007 states and 24774 transitions. [2025-03-17 20:39:33,288 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 16784 [2025-03-17 20:39:33,335 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17007 states to 17007 states and 24774 transitions. [2025-03-17 20:39:33,335 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17007 [2025-03-17 20:39:33,349 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17007 [2025-03-17 20:39:33,349 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17007 states and 24774 transitions. [2025-03-17 20:39:33,366 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:33,366 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17007 states and 24774 transitions. [2025-03-17 20:39:33,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17007 states and 24774 transitions. [2025-03-17 20:39:33,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17007 to 16879. [2025-03-17 20:39:33,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16879 states, 16879 states have (on average 1.4601575922744239) internal successors, (24646), 16878 states have internal predecessors, (24646), 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) [2025-03-17 20:39:33,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16879 states to 16879 states and 24646 transitions. [2025-03-17 20:39:33,658 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16879 states and 24646 transitions. [2025-03-17 20:39:33,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:33,658 INFO L432 stractBuchiCegarLoop]: Abstraction has 16879 states and 24646 transitions. [2025-03-17 20:39:33,658 INFO L338 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2025-03-17 20:39:33,658 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16879 states and 24646 transitions. [2025-03-17 20:39:33,700 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 16656 [2025-03-17 20:39:33,701 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:33,701 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:33,702 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] [2025-03-17 20:39:33,702 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] [2025-03-17 20:39:33,702 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:33,702 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume !(0 == ~m_st~0);" "assume !(0 == ~t1_st~0);" "assume !(0 == ~t2_st~0);" "assume !(0 == ~t3_st~0);" "assume !(0 == ~t4_st~0);" "assume !(0 == ~t5_st~0);exists_runnable_thread_~__retres1~6#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume !(0 == ~T2_E~0);" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume !(1 == ~T2_E~0);" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume !(1 == ~E_5~0);" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:33,703 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:33,703 INFO L85 PathProgramCache]: Analyzing trace with hash -1684070940, now seen corresponding path program 3 times [2025-03-17 20:39:33,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:33,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246338539] [2025-03-17 20:39:33,703 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-17 20:39:33,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:33,709 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:33,712 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:33,714 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-17 20:39:33,714 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:33,714 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:33,716 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:33,718 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:33,719 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:33,719 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:33,727 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:33,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:33,730 INFO L85 PathProgramCache]: Analyzing trace with hash 2072124968, now seen corresponding path program 1 times [2025-03-17 20:39:33,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:33,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942655161] [2025-03-17 20:39:33,730 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:33,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:33,737 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 74 statements into 1 equivalence classes. [2025-03-17 20:39:33,740 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 74 of 74 statements. [2025-03-17 20:39:33,740 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:33,740 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:33,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:33,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:33,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942655161] [2025-03-17 20:39:33,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942655161] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:33,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:33,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:33,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009200456] [2025-03-17 20:39:33,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:33,768 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:33,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:33,768 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:33,768 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:33,768 INFO L87 Difference]: Start difference. First operand 16879 states and 24646 transitions. cyclomatic complexity: 7783 Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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) [2025-03-17 20:39:33,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:33,878 INFO L93 Difference]: Finished difference Result 17199 states and 24837 transitions. [2025-03-17 20:39:33,878 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17199 states and 24837 transitions. [2025-03-17 20:39:33,938 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 16976 [2025-03-17 20:39:33,980 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17199 states to 17199 states and 24837 transitions. [2025-03-17 20:39:33,981 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17199 [2025-03-17 20:39:33,992 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17199 [2025-03-17 20:39:33,992 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17199 states and 24837 transitions. [2025-03-17 20:39:34,006 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:34,006 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17199 states and 24837 transitions. [2025-03-17 20:39:34,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17199 states and 24837 transitions. [2025-03-17 20:39:34,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17199 to 17199. [2025-03-17 20:39:34,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17199 states, 17199 states have (on average 1.4440955869527299) internal successors, (24837), 17198 states have internal predecessors, (24837), 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) [2025-03-17 20:39:34,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17199 states to 17199 states and 24837 transitions. [2025-03-17 20:39:34,267 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17199 states and 24837 transitions. [2025-03-17 20:39:34,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:34,268 INFO L432 stractBuchiCegarLoop]: Abstraction has 17199 states and 24837 transitions. [2025-03-17 20:39:34,268 INFO L338 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2025-03-17 20:39:34,268 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17199 states and 24837 transitions. [2025-03-17 20:39:34,321 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 16976 [2025-03-17 20:39:34,321 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:34,321 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:34,322 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] [2025-03-17 20:39:34,322 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] [2025-03-17 20:39:34,323 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:34,323 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume !(0 == ~m_st~0);" "assume !(0 == ~t1_st~0);" "assume !(0 == ~t2_st~0);" "assume !(0 == ~t3_st~0);" "assume !(0 == ~t4_st~0);" "assume !(0 == ~t5_st~0);exists_runnable_thread_~__retres1~6#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume !(0 == ~T2_E~0);" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume 0 != activate_threads_~tmp___2~0#1;~t3_st~0 := 0;" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume !(1 == ~T2_E~0);" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume !(1 == ~E_5~0);" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:34,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:34,323 INFO L85 PathProgramCache]: Analyzing trace with hash -1684070940, now seen corresponding path program 4 times [2025-03-17 20:39:34,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:34,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514628931] [2025-03-17 20:39:34,324 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-17 20:39:34,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:34,334 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 62 statements into 2 equivalence classes. [2025-03-17 20:39:34,337 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:34,337 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-17 20:39:34,337 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:34,337 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:34,340 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:34,342 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:34,342 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:34,343 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:34,354 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:34,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:34,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1253261305, now seen corresponding path program 1 times [2025-03-17 20:39:34,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:34,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649183805] [2025-03-17 20:39:34,356 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:34,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:34,362 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 74 statements into 1 equivalence classes. [2025-03-17 20:39:34,365 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 74 of 74 statements. [2025-03-17 20:39:34,365 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:34,365 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:34,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:34,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:34,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649183805] [2025-03-17 20:39:34,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649183805] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:34,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:34,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:34,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770312150] [2025-03-17 20:39:34,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:34,396 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:34,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:34,396 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:34,397 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:34,397 INFO L87 Difference]: Start difference. First operand 17199 states and 24837 transitions. cyclomatic complexity: 7654 Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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) [2025-03-17 20:39:34,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:34,517 INFO L93 Difference]: Finished difference Result 17519 states and 25028 transitions. [2025-03-17 20:39:34,517 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17519 states and 25028 transitions. [2025-03-17 20:39:34,585 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 17296 [2025-03-17 20:39:34,632 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17519 states to 17519 states and 25028 transitions. [2025-03-17 20:39:34,633 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17519 [2025-03-17 20:39:34,645 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17519 [2025-03-17 20:39:34,646 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17519 states and 25028 transitions. [2025-03-17 20:39:34,660 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:34,660 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17519 states and 25028 transitions. [2025-03-17 20:39:34,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17519 states and 25028 transitions. [2025-03-17 20:39:34,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17519 to 17519. [2025-03-17 20:39:34,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17519 states, 17519 states have (on average 1.428620355043096) internal successors, (25028), 17518 states have internal predecessors, (25028), 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) [2025-03-17 20:39:34,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17519 states to 17519 states and 25028 transitions. [2025-03-17 20:39:34,852 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17519 states and 25028 transitions. [2025-03-17 20:39:34,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:34,853 INFO L432 stractBuchiCegarLoop]: Abstraction has 17519 states and 25028 transitions. [2025-03-17 20:39:34,853 INFO L338 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2025-03-17 20:39:34,853 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17519 states and 25028 transitions. [2025-03-17 20:39:34,901 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 17296 [2025-03-17 20:39:34,901 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:34,901 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:34,902 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] [2025-03-17 20:39:34,902 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] [2025-03-17 20:39:34,903 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:34,903 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume !(0 == ~m_st~0);" "assume !(0 == ~t1_st~0);" "assume !(0 == ~t2_st~0);" "assume !(0 == ~t3_st~0);" "assume !(0 == ~t4_st~0);" "assume !(0 == ~t5_st~0);exists_runnable_thread_~__retres1~6#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume !(0 == ~T2_E~0);" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume 0 != activate_threads_~tmp___0~0#1;~t1_st~0 := 0;" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume !(1 == ~T2_E~0);" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume !(1 == ~E_5~0);" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:34,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:34,903 INFO L85 PathProgramCache]: Analyzing trace with hash -1684070940, now seen corresponding path program 5 times [2025-03-17 20:39:34,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:34,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724921554] [2025-03-17 20:39:34,904 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-17 20:39:34,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:34,912 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:34,914 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:34,914 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:34,914 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:34,915 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:34,919 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:34,921 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:34,921 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:34,921 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:34,926 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:34,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:34,927 INFO L85 PathProgramCache]: Analyzing trace with hash 858029064, now seen corresponding path program 1 times [2025-03-17 20:39:34,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:34,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329609546] [2025-03-17 20:39:34,927 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:34,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:34,934 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 74 statements into 1 equivalence classes. [2025-03-17 20:39:34,936 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 74 of 74 statements. [2025-03-17 20:39:34,936 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:34,936 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:34,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:34,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:34,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329609546] [2025-03-17 20:39:34,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329609546] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:34,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:34,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:34,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235187781] [2025-03-17 20:39:34,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:34,962 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:34,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:34,963 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:34,963 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:34,963 INFO L87 Difference]: Start difference. First operand 17519 states and 25028 transitions. cyclomatic complexity: 7525 Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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) [2025-03-17 20:39:35,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:35,085 INFO L93 Difference]: Finished difference Result 17839 states and 25219 transitions. [2025-03-17 20:39:35,085 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17839 states and 25219 transitions. [2025-03-17 20:39:35,155 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 17616 [2025-03-17 20:39:35,205 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17839 states to 17839 states and 25219 transitions. [2025-03-17 20:39:35,205 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17839 [2025-03-17 20:39:35,218 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17839 [2025-03-17 20:39:35,219 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17839 states and 25219 transitions. [2025-03-17 20:39:35,234 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:35,234 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17839 states and 25219 transitions. [2025-03-17 20:39:35,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17839 states and 25219 transitions. [2025-03-17 20:39:35,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17839 to 17839. [2025-03-17 20:39:35,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17839 states, 17839 states have (on average 1.413700319524637) internal successors, (25219), 17838 states have internal predecessors, (25219), 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) [2025-03-17 20:39:35,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17839 states to 17839 states and 25219 transitions. [2025-03-17 20:39:35,435 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17839 states and 25219 transitions. [2025-03-17 20:39:35,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:35,435 INFO L432 stractBuchiCegarLoop]: Abstraction has 17839 states and 25219 transitions. [2025-03-17 20:39:35,435 INFO L338 stractBuchiCegarLoop]: ======== Iteration 21 ============ [2025-03-17 20:39:35,436 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17839 states and 25219 transitions. [2025-03-17 20:39:35,490 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 17616 [2025-03-17 20:39:35,491 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:35,491 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:35,492 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] [2025-03-17 20:39:35,492 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] [2025-03-17 20:39:35,492 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:35,492 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume !(0 == ~m_st~0);" "assume !(0 == ~t1_st~0);" "assume !(0 == ~t2_st~0);" "assume !(0 == ~t3_st~0);" "assume !(0 == ~t4_st~0);" "assume !(0 == ~t5_st~0);exists_runnable_thread_~__retres1~6#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume !(0 == ~T2_E~0);" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume 0 != activate_threads_~tmp___3~0#1;~t4_st~0 := 0;" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume !(1 == ~T2_E~0);" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume !(1 == ~E_5~0);" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:35,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:35,493 INFO L85 PathProgramCache]: Analyzing trace with hash -1684070940, now seen corresponding path program 6 times [2025-03-17 20:39:35,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:35,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918058906] [2025-03-17 20:39:35,493 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-03-17 20:39:35,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:35,500 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:35,503 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:35,503 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) [2025-03-17 20:39:35,503 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:35,503 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:35,506 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:35,508 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:35,508 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:35,508 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:35,514 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:35,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:35,514 INFO L85 PathProgramCache]: Analyzing trace with hash 409332425, now seen corresponding path program 1 times [2025-03-17 20:39:35,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:35,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246872126] [2025-03-17 20:39:35,515 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:35,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:35,522 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 74 statements into 1 equivalence classes. [2025-03-17 20:39:35,523 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 74 of 74 statements. [2025-03-17 20:39:35,524 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:35,524 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:35,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:35,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:35,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246872126] [2025-03-17 20:39:35,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246872126] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:35,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:35,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:35,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265647283] [2025-03-17 20:39:35,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:35,554 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:35,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:35,555 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:35,555 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:35,555 INFO L87 Difference]: Start difference. First operand 17839 states and 25219 transitions. cyclomatic complexity: 7396 Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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) [2025-03-17 20:39:35,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:35,685 INFO L93 Difference]: Finished difference Result 18159 states and 25410 transitions. [2025-03-17 20:39:35,685 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18159 states and 25410 transitions. [2025-03-17 20:39:35,772 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 17936 [2025-03-17 20:39:35,828 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18159 states to 18159 states and 25410 transitions. [2025-03-17 20:39:35,828 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18159 [2025-03-17 20:39:35,845 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18159 [2025-03-17 20:39:35,846 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18159 states and 25410 transitions. [2025-03-17 20:39:35,864 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:35,864 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18159 states and 25410 transitions. [2025-03-17 20:39:35,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18159 states and 25410 transitions. [2025-03-17 20:39:36,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18159 to 18159. [2025-03-17 20:39:36,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18159 states, 18159 states have (on average 1.399306129192136) internal successors, (25410), 18158 states have internal predecessors, (25410), 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) [2025-03-17 20:39:36,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18159 states to 18159 states and 25410 transitions. [2025-03-17 20:39:36,079 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18159 states and 25410 transitions. [2025-03-17 20:39:36,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:36,080 INFO L432 stractBuchiCegarLoop]: Abstraction has 18159 states and 25410 transitions. [2025-03-17 20:39:36,081 INFO L338 stractBuchiCegarLoop]: ======== Iteration 22 ============ [2025-03-17 20:39:36,081 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18159 states and 25410 transitions. [2025-03-17 20:39:36,138 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 17936 [2025-03-17 20:39:36,138 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:36,138 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:36,139 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] [2025-03-17 20:39:36,139 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] [2025-03-17 20:39:36,139 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:36,140 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume !(0 == ~m_st~0);" "assume !(0 == ~t1_st~0);" "assume !(0 == ~t2_st~0);" "assume !(0 == ~t3_st~0);" "assume !(0 == ~t4_st~0);" "assume !(0 == ~t5_st~0);exists_runnable_thread_~__retres1~6#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume !(0 == ~T2_E~0);" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume !(1 == ~T2_E~0);" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume !(1 == ~E_5~0);" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:36,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:36,140 INFO L85 PathProgramCache]: Analyzing trace with hash -1684070940, now seen corresponding path program 7 times [2025-03-17 20:39:36,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:36,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827264638] [2025-03-17 20:39:36,140 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-03-17 20:39:36,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:36,149 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:36,153 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:36,153 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:36,153 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:36,153 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:36,155 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:36,157 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:36,157 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:36,157 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:36,164 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:36,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:36,167 INFO L85 PathProgramCache]: Analyzing trace with hash 154595880, now seen corresponding path program 1 times [2025-03-17 20:39:36,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:36,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914883733] [2025-03-17 20:39:36,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:36,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:36,174 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 74 statements into 1 equivalence classes. [2025-03-17 20:39:36,176 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 74 of 74 statements. [2025-03-17 20:39:36,177 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:36,177 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:36,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:36,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:36,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914883733] [2025-03-17 20:39:36,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914883733] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:36,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:36,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:36,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808869403] [2025-03-17 20:39:36,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:36,205 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:36,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:36,206 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:36,206 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:36,206 INFO L87 Difference]: Start difference. First operand 18159 states and 25410 transitions. cyclomatic complexity: 7267 Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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) [2025-03-17 20:39:36,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:36,309 INFO L93 Difference]: Finished difference Result 18191 states and 25169 transitions. [2025-03-17 20:39:36,309 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18191 states and 25169 transitions. [2025-03-17 20:39:36,381 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 17968 [2025-03-17 20:39:36,427 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18191 states to 18191 states and 25169 transitions. [2025-03-17 20:39:36,428 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18191 [2025-03-17 20:39:36,441 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18191 [2025-03-17 20:39:36,441 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18191 states and 25169 transitions. [2025-03-17 20:39:36,453 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:36,454 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18191 states and 25169 transitions. [2025-03-17 20:39:36,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18191 states and 25169 transitions. [2025-03-17 20:39:36,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18191 to 18191. [2025-03-17 20:39:36,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18191 states, 18191 states have (on average 1.3835962838766422) internal successors, (25169), 18190 states have internal predecessors, (25169), 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) [2025-03-17 20:39:36,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18191 states to 18191 states and 25169 transitions. [2025-03-17 20:39:36,651 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18191 states and 25169 transitions. [2025-03-17 20:39:36,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:36,651 INFO L432 stractBuchiCegarLoop]: Abstraction has 18191 states and 25169 transitions. [2025-03-17 20:39:36,651 INFO L338 stractBuchiCegarLoop]: ======== Iteration 23 ============ [2025-03-17 20:39:36,651 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18191 states and 25169 transitions. [2025-03-17 20:39:36,702 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 17968 [2025-03-17 20:39:36,703 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:36,703 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:36,704 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] [2025-03-17 20:39:36,704 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] [2025-03-17 20:39:36,704 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:36,704 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume !(0 == ~m_st~0);" "assume !(0 == ~t1_st~0);" "assume !(0 == ~t2_st~0);" "assume !(0 == ~t3_st~0);" "assume !(0 == ~t4_st~0);" "assume !(0 == ~t5_st~0);exists_runnable_thread_~__retres1~6#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume !(0 == ~T2_E~0);" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume !(1 == ~T2_E~0);" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume !(1 == ~E_5~0);" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:36,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:36,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1684070940, now seen corresponding path program 8 times [2025-03-17 20:39:36,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:36,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466467] [2025-03-17 20:39:36,705 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:39:36,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:36,712 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:36,716 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:36,716 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:36,716 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:36,717 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:36,718 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:36,722 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:36,722 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:36,722 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:36,729 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:36,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:36,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1399360361, now seen corresponding path program 1 times [2025-03-17 20:39:36,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:36,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469329240] [2025-03-17 20:39:36,730 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:36,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:36,738 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 74 statements into 1 equivalence classes. [2025-03-17 20:39:36,739 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 74 of 74 statements. [2025-03-17 20:39:36,740 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:36,740 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:36,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:36,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:36,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469329240] [2025-03-17 20:39:36,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [469329240] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:36,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:36,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:36,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093447417] [2025-03-17 20:39:36,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:36,757 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:36,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:36,758 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:36,758 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:36,758 INFO L87 Difference]: Start difference. First operand 18191 states and 25169 transitions. cyclomatic complexity: 6994 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2025-03-17 20:39:36,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:36,891 INFO L93 Difference]: Finished difference Result 31498 states and 43156 transitions. [2025-03-17 20:39:36,891 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31498 states and 43156 transitions. [2025-03-17 20:39:37,031 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 31072 [2025-03-17 20:39:37,125 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31498 states to 31498 states and 43156 transitions. [2025-03-17 20:39:37,125 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31498 [2025-03-17 20:39:37,150 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31498 [2025-03-17 20:39:37,150 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31498 states and 43156 transitions. [2025-03-17 20:39:37,171 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:37,171 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31498 states and 43156 transitions. [2025-03-17 20:39:37,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31498 states and 43156 transitions. [2025-03-17 20:39:37,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31498 to 31466. [2025-03-17 20:39:37,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31466 states, 31466 states have (on average 1.3704951376088477) internal successors, (43124), 31465 states have internal predecessors, (43124), 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) [2025-03-17 20:39:37,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31466 states to 31466 states and 43124 transitions. [2025-03-17 20:39:37,566 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31466 states and 43124 transitions. [2025-03-17 20:39:37,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:37,567 INFO L432 stractBuchiCegarLoop]: Abstraction has 31466 states and 43124 transitions. [2025-03-17 20:39:37,567 INFO L338 stractBuchiCegarLoop]: ======== Iteration 24 ============ [2025-03-17 20:39:37,567 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31466 states and 43124 transitions. [2025-03-17 20:39:37,669 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 31040 [2025-03-17 20:39:37,669 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:37,670 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:37,670 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] [2025-03-17 20:39:37,671 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] [2025-03-17 20:39:37,671 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume 0 == ~E_3~0;~E_3~0 := 1;" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume 1 == ~E_3~0;~E_3~0 := 2;" "assume !(1 == ~E_4~0);" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:37,671 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume !(0 == ~m_st~0);" "assume !(0 == ~t1_st~0);" "assume !(0 == ~t2_st~0);" "assume !(0 == ~t3_st~0);" "assume !(0 == ~t4_st~0);" "assume !(0 == ~t5_st~0);exists_runnable_thread_~__retres1~6#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume !(0 == ~T2_E~0);" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume !(0 == ~E_3~0);" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume !(1 == ~T2_E~0);" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume !(1 == ~E_5~0);" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:37,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:37,672 INFO L85 PathProgramCache]: Analyzing trace with hash -500753434, now seen corresponding path program 1 times [2025-03-17 20:39:37,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:37,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667458604] [2025-03-17 20:39:37,672 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:37,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:37,678 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:37,680 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:37,681 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:37,681 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:37,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:37,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:37,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667458604] [2025-03-17 20:39:37,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667458604] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:37,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:37,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:37,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568286473] [2025-03-17 20:39:37,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:37,706 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:37,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:37,706 INFO L85 PathProgramCache]: Analyzing trace with hash 2092753066, now seen corresponding path program 1 times [2025-03-17 20:39:37,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:37,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645590231] [2025-03-17 20:39:37,707 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:37,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:37,716 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 74 statements into 1 equivalence classes. [2025-03-17 20:39:37,718 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 74 of 74 statements. [2025-03-17 20:39:37,718 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:37,718 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:37,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:37,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:37,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645590231] [2025-03-17 20:39:37,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645590231] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:37,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:37,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:37,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450757382] [2025-03-17 20:39:37,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:37,732 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:37,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:37,732 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:37,732 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:37,733 INFO L87 Difference]: Start difference. First operand 31466 states and 43124 transitions. cyclomatic complexity: 11674 Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 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) [2025-03-17 20:39:37,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:37,930 INFO L93 Difference]: Finished difference Result 45026 states and 61412 transitions. [2025-03-17 20:39:37,931 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45026 states and 61412 transitions. [2025-03-17 20:39:38,115 INFO L131 ngComponentsAnalysis]: Automaton has 48 accepting balls. 42608 [2025-03-17 20:39:38,234 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45026 states to 45026 states and 61412 transitions. [2025-03-17 20:39:38,235 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45026 [2025-03-17 20:39:38,268 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45026 [2025-03-17 20:39:38,269 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45026 states and 61412 transitions. [2025-03-17 20:39:38,304 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:38,304 INFO L218 hiAutomatonCegarLoop]: Abstraction has 45026 states and 61412 transitions. [2025-03-17 20:39:38,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45026 states and 61412 transitions. [2025-03-17 20:39:38,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45026 to 31423. [2025-03-17 20:39:38,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31423 states, 31423 states have (on average 1.3686789930942302) internal successors, (43008), 31422 states have internal predecessors, (43008), 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) [2025-03-17 20:39:38,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31423 states to 31423 states and 43008 transitions. [2025-03-17 20:39:38,701 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31423 states and 43008 transitions. [2025-03-17 20:39:38,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:38,701 INFO L432 stractBuchiCegarLoop]: Abstraction has 31423 states and 43008 transitions. [2025-03-17 20:39:38,702 INFO L338 stractBuchiCegarLoop]: ======== Iteration 25 ============ [2025-03-17 20:39:38,702 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31423 states and 43008 transitions. [2025-03-17 20:39:38,789 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 31040 [2025-03-17 20:39:38,789 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:38,789 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:38,790 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] [2025-03-17 20:39:38,790 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] [2025-03-17 20:39:38,790 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:38,791 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume !(0 == ~m_st~0);" "assume !(0 == ~t1_st~0);" "assume !(0 == ~t2_st~0);" "assume !(0 == ~t3_st~0);" "assume !(0 == ~t4_st~0);" "assume !(0 == ~t5_st~0);exists_runnable_thread_~__retres1~6#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume !(0 == ~T2_E~0);" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume !(0 == ~E_3~0);" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume !(1 == ~T2_E~0);" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume !(1 == ~E_5~0);" "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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:38,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:38,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1684070940, now seen corresponding path program 9 times [2025-03-17 20:39:38,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:38,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250786942] [2025-03-17 20:39:38,791 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-17 20:39:38,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:38,797 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:38,800 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:38,800 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-17 20:39:38,800 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:38,800 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:38,801 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:38,803 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:38,804 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:38,804 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:38,809 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:38,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:38,810 INFO L85 PathProgramCache]: Analyzing trace with hash 2092753066, now seen corresponding path program 2 times [2025-03-17 20:39:38,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:38,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361827112] [2025-03-17 20:39:38,810 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:39:38,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:38,816 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 74 statements into 1 equivalence classes. [2025-03-17 20:39:38,818 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 74 of 74 statements. [2025-03-17 20:39:38,819 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:38,819 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:38,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:38,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:38,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361827112] [2025-03-17 20:39:38,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361827112] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:38,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:38,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:38,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330854681] [2025-03-17 20:39:38,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:38,834 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:38,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:38,835 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:38,835 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:38,835 INFO L87 Difference]: Start difference. First operand 31423 states and 43008 transitions. cyclomatic complexity: 11601 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2025-03-17 20:39:38,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:38,983 INFO L93 Difference]: Finished difference Result 52785 states and 71332 transitions. [2025-03-17 20:39:38,983 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52785 states and 71332 transitions. [2025-03-17 20:39:39,225 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 52118 [2025-03-17 20:39:39,377 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52785 states to 52785 states and 71332 transitions. [2025-03-17 20:39:39,378 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52785 [2025-03-17 20:39:39,417 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52785 [2025-03-17 20:39:39,417 INFO L73 IsDeterministic]: Start isDeterministic. Operand 52785 states and 71332 transitions. [2025-03-17 20:39:39,454 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:39,454 INFO L218 hiAutomatonCegarLoop]: Abstraction has 52785 states and 71332 transitions. [2025-03-17 20:39:39,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52785 states and 71332 transitions. [2025-03-17 20:39:39,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52785 to 50775. [2025-03-17 20:39:40,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50775 states, 50775 states have (on average 1.3578335795174792) internal successors, (68944), 50774 states have internal predecessors, (68944), 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) [2025-03-17 20:39:40,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50775 states to 50775 states and 68944 transitions. [2025-03-17 20:39:40,304 INFO L240 hiAutomatonCegarLoop]: Abstraction has 50775 states and 68944 transitions. [2025-03-17 20:39:40,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:40,305 INFO L432 stractBuchiCegarLoop]: Abstraction has 50775 states and 68944 transitions. [2025-03-17 20:39:40,305 INFO L338 stractBuchiCegarLoop]: ======== Iteration 26 ============ [2025-03-17 20:39:40,305 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 50775 states and 68944 transitions. [2025-03-17 20:39:40,433 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 50108 [2025-03-17 20:39:40,433 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:40,433 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:40,434 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] [2025-03-17 20:39:40,434 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, 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] [2025-03-17 20:39:40,435 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:40,435 INFO L754 eck$LassoCheckResult]: Loop: "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" "assume 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;" "assume !(0 == ~m_st~0);" "assume !(0 == ~t1_st~0);" "assume !(0 == ~t2_st~0);" "assume !(0 == ~t3_st~0);" "assume !(0 == ~t4_st~0);" "assume !(0 == ~t5_st~0);exists_runnable_thread_~__retres1~6#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume !(0 != eval_~tmp~0#1);" "havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#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;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume 0 == ~T1_E~0;~T1_E~0 := 1;" "assume !(0 == ~T2_E~0);" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume 0 == ~T4_E~0;~T4_E~0 := 1;" "assume 0 == ~T5_E~0;~T5_E~0 := 1;" "assume 0 == ~E_1~0;~E_1~0 := 1;" "assume 0 == ~E_2~0;~E_2~0 := 1;" "assume !(0 == ~E_3~0);" "assume 0 == ~E_4~0;~E_4~0 := 1;" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume !(1 == ~T2_E~0);" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume !(1 == ~E_3~0);" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume !(1 == ~E_5~0);" "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;" "assume !(0 == ~m_st~0);" "assume 0 == ~t1_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;start_simulation_#t~ret18#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~ret18#1;havoc start_simulation_#t~ret18#1;" "assume 0 == start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 4;assume { :begin_inline_fire_time_events } true;~M_E~0 := 1;assume { :end_inline_fire_time_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume 1 == ~m_pc~0;" "assume 1 == ~M_E~0;is_master_triggered_~__retres1~0#1 := 1;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume 0 != activate_threads_~tmp~1#1;~m_st~0 := 0;" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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_time_events } true;" "assume 1 == ~M_E~0;~M_E~0 := 2;" "assume 1 == ~T1_E~0;~T1_E~0 := 2;" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume 1 == ~T4_E~0;~T4_E~0 := 2;" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~E_1~0;~E_1~0 := 2;" "assume 1 == ~E_2~0;~E_2~0 := 2;" "assume 1 == ~E_3~0;~E_3~0 := 2;" "assume 1 == ~E_4~0;~E_4~0 := 2;" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_time_events } true;" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;stop_simulation_#t~ret17#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~ret17#1;havoc stop_simulation_#t~ret17#1;" "assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;start_simulation_#t~ret19#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret17#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~ret19#1;havoc start_simulation_#t~ret19#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:40,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:40,435 INFO L85 PathProgramCache]: Analyzing trace with hash -1684070940, now seen corresponding path program 10 times [2025-03-17 20:39:40,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:40,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440453791] [2025-03-17 20:39:40,435 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-17 20:39:40,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:40,443 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 62 statements into 2 equivalence classes. [2025-03-17 20:39:40,446 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:40,446 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-17 20:39:40,446 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:40,446 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:40,448 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-17 20:39:40,451 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-17 20:39:40,451 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:40,451 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:40,455 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:40,456 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:40,456 INFO L85 PathProgramCache]: Analyzing trace with hash 400768329, now seen corresponding path program 1 times [2025-03-17 20:39:40,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:40,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839409157] [2025-03-17 20:39:40,456 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:40,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:40,465 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 117 statements into 1 equivalence classes. [2025-03-17 20:39:40,467 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 117 of 117 statements. [2025-03-17 20:39:40,468 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:40,468 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:40,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:40,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:40,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839409157] [2025-03-17 20:39:40,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839409157] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:40,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:40,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:40,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754009533] [2025-03-17 20:39:40,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:40,488 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:40,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:40,488 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:40,488 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:40,488 INFO L87 Difference]: Start difference. First operand 50775 states and 68944 transitions. cyclomatic complexity: 18185 Second operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 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) [2025-03-17 20:39:40,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:40,864 INFO L93 Difference]: Finished difference Result 79744 states and 106645 transitions. [2025-03-17 20:39:40,864 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 79744 states and 106645 transitions. [2025-03-17 20:39:41,163 INFO L131 ngComponentsAnalysis]: Automaton has 48 accepting balls. 77704 [2025-03-17 20:39:41,537 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 79744 states to 79744 states and 106645 transitions. [2025-03-17 20:39:41,537 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 79744 [2025-03-17 20:39:41,567 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 79744 [2025-03-17 20:39:41,567 INFO L73 IsDeterministic]: Start isDeterministic. Operand 79744 states and 106645 transitions. [2025-03-17 20:39:41,598 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:41,598 INFO L218 hiAutomatonCegarLoop]: Abstraction has 79744 states and 106645 transitions. [2025-03-17 20:39:41,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79744 states and 106645 transitions. [2025-03-17 20:39:42,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79744 to 76482. [2025-03-17 20:39:42,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76482 states, 76482 states have (on average 1.3442770848042678) internal successors, (102813), 76481 states have internal predecessors, (102813), 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) [2025-03-17 20:39:42,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76482 states to 76482 states and 102813 transitions. [2025-03-17 20:39:42,315 INFO L240 hiAutomatonCegarLoop]: Abstraction has 76482 states and 102813 transitions. [2025-03-17 20:39:42,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:42,315 INFO L432 stractBuchiCegarLoop]: Abstraction has 76482 states and 102813 transitions. [2025-03-17 20:39:42,315 INFO L338 stractBuchiCegarLoop]: ======== Iteration 27 ============ [2025-03-17 20:39:42,315 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 76482 states and 102813 transitions. [2025-03-17 20:39:42,548 INFO L131 ngComponentsAnalysis]: Automaton has 48 accepting balls. 74442 [2025-03-17 20:39:42,548 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:42,548 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:42,549 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] [2025-03-17 20:39:42,549 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:42,549 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_delta_events } true;" "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" [2025-03-17 20:39:42,549 INFO L754 eck$LassoCheckResult]: Loop: "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume 0 != eval_~tmp~0#1;" "assume 0 == ~m_st~0;havoc eval_~tmp_ndt_1~0#1;havoc eval_#t~nondet5#1;eval_~tmp_ndt_1~0#1 := eval_#t~nondet5#1;havoc eval_#t~nondet5#1;" "assume !(0 != eval_~tmp_ndt_1~0#1);" "havoc eval_~tmp_ndt_1~0#1;" "assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0#1;havoc eval_#t~nondet6#1;eval_~tmp_ndt_2~0#1 := eval_#t~nondet6#1;havoc eval_#t~nondet6#1;" "assume !(0 != eval_~tmp_ndt_2~0#1);" "havoc eval_~tmp_ndt_2~0#1;" "assume !(0 == ~t2_st~0);" "assume !(0 == ~t3_st~0);" "assume !(0 == ~t4_st~0);" "assume !(0 == ~t5_st~0);" [2025-03-17 20:39:42,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:42,550 INFO L85 PathProgramCache]: Analyzing trace with hash -666590920, now seen corresponding path program 1 times [2025-03-17 20:39:42,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:42,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822092391] [2025-03-17 20:39:42,550 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:42,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:42,556 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-03-17 20:39:42,558 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-03-17 20:39:42,558 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:42,559 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:42,559 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:42,560 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-03-17 20:39:42,562 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-03-17 20:39:42,563 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:42,563 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:42,569 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:42,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:42,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1359986825, now seen corresponding path program 1 times [2025-03-17 20:39:42,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:42,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87528819] [2025-03-17 20:39:42,570 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:42,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:42,573 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-03-17 20:39:42,575 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-17 20:39:42,575 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:42,575 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:42,575 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:42,576 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-03-17 20:39:42,576 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-17 20:39:42,576 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:42,576 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:42,578 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:42,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:42,578 INFO L85 PathProgramCache]: Analyzing trace with hash -1370851968, now seen corresponding path program 1 times [2025-03-17 20:39:42,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:42,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334424513] [2025-03-17 20:39:42,579 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:42,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:42,585 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 77 statements into 1 equivalence classes. [2025-03-17 20:39:42,587 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 77 of 77 statements. [2025-03-17 20:39:42,588 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:42,588 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:42,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:42,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:42,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334424513] [2025-03-17 20:39:42,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334424513] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:42,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:42,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:42,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703857129] [2025-03-17 20:39:42,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:42,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:42,691 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:42,691 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:42,691 INFO L87 Difference]: Start difference. First operand 76482 states and 102813 transitions. cyclomatic complexity: 26379 Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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) [2025-03-17 20:39:43,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:43,237 INFO L93 Difference]: Finished difference Result 137116 states and 182525 transitions. [2025-03-17 20:39:43,237 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 137116 states and 182525 transitions. [2025-03-17 20:39:44,034 INFO L131 ngComponentsAnalysis]: Automaton has 134 accepting balls. 126940 [2025-03-17 20:39:44,373 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 137116 states to 137116 states and 182525 transitions. [2025-03-17 20:39:44,373 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 137116 [2025-03-17 20:39:44,466 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 137116 [2025-03-17 20:39:44,467 INFO L73 IsDeterministic]: Start isDeterministic. Operand 137116 states and 182525 transitions. [2025-03-17 20:39:44,545 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:44,545 INFO L218 hiAutomatonCegarLoop]: Abstraction has 137116 states and 182525 transitions. [2025-03-17 20:39:44,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137116 states and 182525 transitions. [2025-03-17 20:39:45,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137116 to 134988. [2025-03-17 20:39:45,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134988 states, 134988 states have (on average 1.3339037544077992) internal successors, (180061), 134987 states have internal predecessors, (180061), 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) [2025-03-17 20:39:46,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134988 states to 134988 states and 180061 transitions. [2025-03-17 20:39:46,093 INFO L240 hiAutomatonCegarLoop]: Abstraction has 134988 states and 180061 transitions. [2025-03-17 20:39:46,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:46,094 INFO L432 stractBuchiCegarLoop]: Abstraction has 134988 states and 180061 transitions. [2025-03-17 20:39:46,094 INFO L338 stractBuchiCegarLoop]: ======== Iteration 28 ============ [2025-03-17 20:39:46,094 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 134988 states and 180061 transitions. [2025-03-17 20:39:46,532 INFO L131 ngComponentsAnalysis]: Automaton has 134 accepting balls. 124812 [2025-03-17 20:39:46,532 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:46,532 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:46,533 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] [2025-03-17 20:39:46,533 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:46,533 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume !(1 == ~t2_i~0);~t2_st~0 := 2;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_delta_events } true;" "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" [2025-03-17 20:39:46,533 INFO L754 eck$LassoCheckResult]: Loop: "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume 0 != eval_~tmp~0#1;" "assume 0 == ~m_st~0;havoc eval_~tmp_ndt_1~0#1;havoc eval_#t~nondet5#1;eval_~tmp_ndt_1~0#1 := eval_#t~nondet5#1;havoc eval_#t~nondet5#1;" "assume !(0 != eval_~tmp_ndt_1~0#1);" "havoc eval_~tmp_ndt_1~0#1;" "assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0#1;havoc eval_#t~nondet6#1;eval_~tmp_ndt_2~0#1 := eval_#t~nondet6#1;havoc eval_#t~nondet6#1;" "assume !(0 != eval_~tmp_ndt_2~0#1);" "havoc eval_~tmp_ndt_2~0#1;" "assume !(0 == ~t2_st~0);" "assume !(0 == ~t3_st~0);" "assume !(0 == ~t4_st~0);" "assume !(0 == ~t5_st~0);" [2025-03-17 20:39:46,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:46,534 INFO L85 PathProgramCache]: Analyzing trace with hash -565678953, now seen corresponding path program 1 times [2025-03-17 20:39:46,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:46,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619537881] [2025-03-17 20:39:46,534 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:46,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:46,867 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-03-17 20:39:46,868 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-03-17 20:39:46,868 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:46,868 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:46,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:46,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:46,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619537881] [2025-03-17 20:39:46,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619537881] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:46,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:46,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:46,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171236657] [2025-03-17 20:39:46,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:46,880 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:46,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:46,881 INFO L85 PathProgramCache]: Analyzing trace with hash 1359986825, now seen corresponding path program 2 times [2025-03-17 20:39:46,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:46,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28008119] [2025-03-17 20:39:46,881 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:39:46,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:46,883 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 14 statements into 1 equivalence classes. [2025-03-17 20:39:46,884 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-17 20:39:46,884 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:46,884 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:46,884 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:46,885 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-03-17 20:39:46,885 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-17 20:39:46,885 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:46,885 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:46,888 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:46,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:46,941 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:46,942 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:46,942 INFO L87 Difference]: Start difference. First operand 134988 states and 180061 transitions. cyclomatic complexity: 45207 Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 2 states have internal predecessors, (63), 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) [2025-03-17 20:39:47,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:47,114 INFO L93 Difference]: Finished difference Result 86514 states and 115658 transitions. [2025-03-17 20:39:47,114 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 86514 states and 115658 transitions. [2025-03-17 20:39:47,422 INFO L131 ngComponentsAnalysis]: Automaton has 82 accepting balls. 81774 [2025-03-17 20:39:47,628 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 86514 states to 86514 states and 115658 transitions. [2025-03-17 20:39:47,629 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 86514 [2025-03-17 20:39:47,698 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 86514 [2025-03-17 20:39:47,698 INFO L73 IsDeterministic]: Start isDeterministic. Operand 86514 states and 115658 transitions. [2025-03-17 20:39:47,756 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:47,756 INFO L218 hiAutomatonCegarLoop]: Abstraction has 86514 states and 115658 transitions. [2025-03-17 20:39:47,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86514 states and 115658 transitions. [2025-03-17 20:39:48,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86514 to 86514. [2025-03-17 20:39:48,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86514 states, 86514 states have (on average 1.3368703331252745) internal successors, (115658), 86513 states have internal predecessors, (115658), 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) [2025-03-17 20:39:48,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86514 states to 86514 states and 115658 transitions. [2025-03-17 20:39:48,786 INFO L240 hiAutomatonCegarLoop]: Abstraction has 86514 states and 115658 transitions. [2025-03-17 20:39:48,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:48,786 INFO L432 stractBuchiCegarLoop]: Abstraction has 86514 states and 115658 transitions. [2025-03-17 20:39:48,786 INFO L338 stractBuchiCegarLoop]: ======== Iteration 29 ============ [2025-03-17 20:39:48,787 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 86514 states and 115658 transitions. [2025-03-17 20:39:49,259 INFO L131 ngComponentsAnalysis]: Automaton has 82 accepting balls. 81774 [2025-03-17 20:39:49,259 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:49,259 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:49,260 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] [2025-03-17 20:39:49,260 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:49,260 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_delta_events } true;" "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" [2025-03-17 20:39:49,260 INFO L754 eck$LassoCheckResult]: Loop: "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume 0 != eval_~tmp~0#1;" "assume 0 == ~m_st~0;havoc eval_~tmp_ndt_1~0#1;havoc eval_#t~nondet5#1;eval_~tmp_ndt_1~0#1 := eval_#t~nondet5#1;havoc eval_#t~nondet5#1;" "assume !(0 != eval_~tmp_ndt_1~0#1);" "havoc eval_~tmp_ndt_1~0#1;" "assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0#1;havoc eval_#t~nondet6#1;eval_~tmp_ndt_2~0#1 := eval_#t~nondet6#1;havoc eval_#t~nondet6#1;" "assume !(0 != eval_~tmp_ndt_2~0#1);" "havoc eval_~tmp_ndt_2~0#1;" "assume 0 == ~t2_st~0;havoc eval_~tmp_ndt_3~0#1;havoc eval_#t~nondet7#1;eval_~tmp_ndt_3~0#1 := eval_#t~nondet7#1;havoc eval_#t~nondet7#1;" "assume !(0 != eval_~tmp_ndt_3~0#1);" "havoc eval_~tmp_ndt_3~0#1;" "assume !(0 == ~t3_st~0);" "assume !(0 == ~t4_st~0);" "assume !(0 == ~t5_st~0);" [2025-03-17 20:39:49,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:49,261 INFO L85 PathProgramCache]: Analyzing trace with hash -666590920, now seen corresponding path program 2 times [2025-03-17 20:39:49,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:49,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765687169] [2025-03-17 20:39:49,261 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:39:49,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:49,266 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 63 statements into 1 equivalence classes. [2025-03-17 20:39:49,268 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-03-17 20:39:49,268 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:49,268 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:49,268 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:49,270 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-03-17 20:39:49,272 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-03-17 20:39:49,272 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:49,272 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:49,276 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:49,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:49,277 INFO L85 PathProgramCache]: Analyzing trace with hash 1319442899, now seen corresponding path program 1 times [2025-03-17 20:39:49,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:49,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524060218] [2025-03-17 20:39:49,277 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:49,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:49,283 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-03-17 20:39:49,284 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-03-17 20:39:49,284 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:49,284 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:49,284 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:49,285 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-03-17 20:39:49,285 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-03-17 20:39:49,285 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:49,285 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:49,288 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:49,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:49,289 INFO L85 PathProgramCache]: Analyzing trace with hash 1208380682, now seen corresponding path program 1 times [2025-03-17 20:39:49,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:49,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458389212] [2025-03-17 20:39:49,289 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:49,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:49,297 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 79 statements into 1 equivalence classes. [2025-03-17 20:39:49,299 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 79 of 79 statements. [2025-03-17 20:39:49,299 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:49,299 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:49,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:49,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:49,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458389212] [2025-03-17 20:39:49,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458389212] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:49,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:49,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:49,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969766690] [2025-03-17 20:39:49,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:49,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:49,371 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:49,371 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:49,371 INFO L87 Difference]: Start difference. First operand 86514 states and 115658 transitions. cyclomatic complexity: 29226 Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2025-03-17 20:39:49,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:49,691 INFO L93 Difference]: Finished difference Result 149048 states and 197896 transitions. [2025-03-17 20:39:49,692 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 149048 states and 197896 transitions. [2025-03-17 20:39:50,696 INFO L131 ngComponentsAnalysis]: Automaton has 96 accepting balls. 139768 [2025-03-17 20:39:51,088 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 149048 states to 149048 states and 197896 transitions. [2025-03-17 20:39:51,089 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 149048 [2025-03-17 20:39:51,199 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 149048 [2025-03-17 20:39:51,199 INFO L73 IsDeterministic]: Start isDeterministic. Operand 149048 states and 197896 transitions. [2025-03-17 20:39:51,290 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:51,290 INFO L218 hiAutomatonCegarLoop]: Abstraction has 149048 states and 197896 transitions. [2025-03-17 20:39:51,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149048 states and 197896 transitions. [2025-03-17 20:39:52,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149048 to 147032. [2025-03-17 20:39:52,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147032 states, 147032 states have (on average 1.3302682409271451) internal successors, (195592), 147031 states have internal predecessors, (195592), 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) [2025-03-17 20:39:52,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147032 states to 147032 states and 195592 transitions. [2025-03-17 20:39:52,899 INFO L240 hiAutomatonCegarLoop]: Abstraction has 147032 states and 195592 transitions. [2025-03-17 20:39:52,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:52,900 INFO L432 stractBuchiCegarLoop]: Abstraction has 147032 states and 195592 transitions. [2025-03-17 20:39:52,900 INFO L338 stractBuchiCegarLoop]: ======== Iteration 30 ============ [2025-03-17 20:39:52,900 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 147032 states and 195592 transitions. [2025-03-17 20:39:53,541 INFO L131 ngComponentsAnalysis]: Automaton has 96 accepting balls. 137752 [2025-03-17 20:39:53,541 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:53,541 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:53,541 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] [2025-03-17 20:39:53,541 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:53,542 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_delta_events } true;" "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" [2025-03-17 20:39:53,542 INFO L754 eck$LassoCheckResult]: Loop: "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume 0 != eval_~tmp~0#1;" "assume 0 == ~m_st~0;havoc eval_~tmp_ndt_1~0#1;havoc eval_#t~nondet5#1;eval_~tmp_ndt_1~0#1 := eval_#t~nondet5#1;havoc eval_#t~nondet5#1;" "assume !(0 != eval_~tmp_ndt_1~0#1);" "havoc eval_~tmp_ndt_1~0#1;" "assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0#1;havoc eval_#t~nondet6#1;eval_~tmp_ndt_2~0#1 := eval_#t~nondet6#1;havoc eval_#t~nondet6#1;" "assume !(0 != eval_~tmp_ndt_2~0#1);" "havoc eval_~tmp_ndt_2~0#1;" "assume 0 == ~t2_st~0;havoc eval_~tmp_ndt_3~0#1;havoc eval_#t~nondet7#1;eval_~tmp_ndt_3~0#1 := eval_#t~nondet7#1;havoc eval_#t~nondet7#1;" "assume !(0 != eval_~tmp_ndt_3~0#1);" "havoc eval_~tmp_ndt_3~0#1;" "assume 0 == ~t3_st~0;havoc eval_~tmp_ndt_4~0#1;havoc eval_#t~nondet8#1;eval_~tmp_ndt_4~0#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1;" "assume !(0 != eval_~tmp_ndt_4~0#1);" "havoc eval_~tmp_ndt_4~0#1;" "assume !(0 == ~t4_st~0);" "assume !(0 == ~t5_st~0);" [2025-03-17 20:39:53,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:53,542 INFO L85 PathProgramCache]: Analyzing trace with hash -666590920, now seen corresponding path program 3 times [2025-03-17 20:39:53,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:53,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187282038] [2025-03-17 20:39:53,542 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-17 20:39:53,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:53,548 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 63 statements into 1 equivalence classes. [2025-03-17 20:39:53,550 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-03-17 20:39:53,550 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-17 20:39:53,550 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:53,550 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:53,552 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-03-17 20:39:53,553 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-03-17 20:39:53,554 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:53,554 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:53,560 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:53,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:53,560 INFO L85 PathProgramCache]: Analyzing trace with hash 970639305, now seen corresponding path program 1 times [2025-03-17 20:39:53,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:53,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759814191] [2025-03-17 20:39:53,561 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:53,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:53,563 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-03-17 20:39:53,564 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-03-17 20:39:53,564 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:53,564 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:53,565 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:53,565 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-03-17 20:39:53,566 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-03-17 20:39:53,566 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:53,566 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:53,567 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:53,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:53,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1614031168, now seen corresponding path program 1 times [2025-03-17 20:39:53,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:53,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447556244] [2025-03-17 20:39:53,568 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:53,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:53,575 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 81 statements into 1 equivalence classes. [2025-03-17 20:39:53,577 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 81 of 81 statements. [2025-03-17 20:39:53,577 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:53,577 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:53,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:53,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:53,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447556244] [2025-03-17 20:39:53,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447556244] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:53,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:53,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:53,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668262840] [2025-03-17 20:39:53,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:53,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:53,649 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:53,649 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:53,649 INFO L87 Difference]: Start difference. First operand 147032 states and 195592 transitions. cyclomatic complexity: 48656 Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 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) [2025-03-17 20:39:54,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:54,091 INFO L93 Difference]: Finished difference Result 178896 states and 236468 transitions. [2025-03-17 20:39:54,092 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 178896 states and 236468 transitions. [2025-03-17 20:39:55,142 INFO L131 ngComponentsAnalysis]: Automaton has 108 accepting balls. 161528 [2025-03-17 20:39:55,582 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 178896 states to 178896 states and 236468 transitions. [2025-03-17 20:39:55,582 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 178896 [2025-03-17 20:39:55,705 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 178896 [2025-03-17 20:39:55,705 INFO L73 IsDeterministic]: Start isDeterministic. Operand 178896 states and 236468 transitions. [2025-03-17 20:39:55,806 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:55,806 INFO L218 hiAutomatonCegarLoop]: Abstraction has 178896 states and 236468 transitions. [2025-03-17 20:39:55,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178896 states and 236468 transitions. [2025-03-17 20:39:57,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178896 to 174000. [2025-03-17 20:39:57,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174000 states, 174000 states have (on average 1.3259080459770114) internal successors, (230708), 173999 states have internal predecessors, (230708), 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) [2025-03-17 20:39:58,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174000 states to 174000 states and 230708 transitions. [2025-03-17 20:39:58,169 INFO L240 hiAutomatonCegarLoop]: Abstraction has 174000 states and 230708 transitions. [2025-03-17 20:39:58,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:58,169 INFO L432 stractBuchiCegarLoop]: Abstraction has 174000 states and 230708 transitions. [2025-03-17 20:39:58,169 INFO L338 stractBuchiCegarLoop]: ======== Iteration 31 ============ [2025-03-17 20:39:58,170 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 174000 states and 230708 transitions. [2025-03-17 20:39:58,638 INFO L131 ngComponentsAnalysis]: Automaton has 108 accepting balls. 156632 [2025-03-17 20:39:58,638 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:58,638 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:58,639 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] [2025-03-17 20:39:58,639 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] [2025-03-17 20:39:58,639 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_delta_events } true;" "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" [2025-03-17 20:39:58,639 INFO L754 eck$LassoCheckResult]: Loop: "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume 0 != eval_~tmp~0#1;" "assume 0 == ~m_st~0;havoc eval_~tmp_ndt_1~0#1;havoc eval_#t~nondet5#1;eval_~tmp_ndt_1~0#1 := eval_#t~nondet5#1;havoc eval_#t~nondet5#1;" "assume !(0 != eval_~tmp_ndt_1~0#1);" "havoc eval_~tmp_ndt_1~0#1;" "assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0#1;havoc eval_#t~nondet6#1;eval_~tmp_ndt_2~0#1 := eval_#t~nondet6#1;havoc eval_#t~nondet6#1;" "assume !(0 != eval_~tmp_ndt_2~0#1);" "havoc eval_~tmp_ndt_2~0#1;" "assume 0 == ~t2_st~0;havoc eval_~tmp_ndt_3~0#1;havoc eval_#t~nondet7#1;eval_~tmp_ndt_3~0#1 := eval_#t~nondet7#1;havoc eval_#t~nondet7#1;" "assume !(0 != eval_~tmp_ndt_3~0#1);" "havoc eval_~tmp_ndt_3~0#1;" "assume 0 == ~t3_st~0;havoc eval_~tmp_ndt_4~0#1;havoc eval_#t~nondet8#1;eval_~tmp_ndt_4~0#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1;" "assume !(0 != eval_~tmp_ndt_4~0#1);" "havoc eval_~tmp_ndt_4~0#1;" "assume 0 == ~t4_st~0;havoc eval_~tmp_ndt_5~0#1;havoc eval_#t~nondet9#1;eval_~tmp_ndt_5~0#1 := eval_#t~nondet9#1;havoc eval_#t~nondet9#1;" "assume !(0 != eval_~tmp_ndt_5~0#1);" "havoc eval_~tmp_ndt_5~0#1;" "assume !(0 == ~t5_st~0);" [2025-03-17 20:39:58,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:58,639 INFO L85 PathProgramCache]: Analyzing trace with hash -666590920, now seen corresponding path program 4 times [2025-03-17 20:39:58,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:58,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827841898] [2025-03-17 20:39:58,640 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-17 20:39:58,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:58,645 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 63 statements into 2 equivalence classes. [2025-03-17 20:39:58,647 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 63 of 63 statements. [2025-03-17 20:39:58,647 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-17 20:39:58,647 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:58,647 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:58,648 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-03-17 20:39:58,650 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-03-17 20:39:58,650 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:58,650 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:58,653 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:58,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:58,654 INFO L85 PathProgramCache]: Analyzing trace with hash 776518547, now seen corresponding path program 1 times [2025-03-17 20:39:58,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:58,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374134235] [2025-03-17 20:39:58,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:58,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:58,656 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 20 statements into 1 equivalence classes. [2025-03-17 20:39:58,657 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 20 of 20 statements. [2025-03-17 20:39:58,657 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:58,657 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:58,657 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:58,658 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 20 statements into 1 equivalence classes. [2025-03-17 20:39:58,658 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 20 of 20 statements. [2025-03-17 20:39:58,658 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:58,659 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:58,660 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:58,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:58,661 INFO L85 PathProgramCache]: Analyzing trace with hash 600808266, now seen corresponding path program 1 times [2025-03-17 20:39:58,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:58,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188252816] [2025-03-17 20:39:58,661 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:58,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:58,667 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 83 statements into 1 equivalence classes. [2025-03-17 20:39:58,668 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 83 of 83 statements. [2025-03-17 20:39:58,669 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:58,669 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:58,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 20:39:58,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:58,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188252816] [2025-03-17 20:39:58,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188252816] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:58,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:58,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:58,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484412131] [2025-03-17 20:39:58,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:58,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:58,756 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:58,756 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:58,756 INFO L87 Difference]: Start difference. First operand 174000 states and 230708 transitions. cyclomatic complexity: 56816 Second operand has 3 states, 2 states have (on average 41.5) internal successors, (83), 3 states have internal predecessors, (83), 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) [2025-03-17 20:39:59,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:59,603 INFO L93 Difference]: Finished difference Result 213416 states and 279013 transitions. [2025-03-17 20:39:59,603 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 213416 states and 279013 transitions. [2025-03-17 20:40:00,415 INFO L131 ngComponentsAnalysis]: Automaton has 110 accepting balls. 182956 [2025-03-17 20:40:01,356 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 213416 states to 213416 states and 279013 transitions. [2025-03-17 20:40:01,356 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 213416 [2025-03-17 20:40:01,499 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 213416 [2025-03-17 20:40:01,499 INFO L73 IsDeterministic]: Start isDeterministic. Operand 213416 states and 279013 transitions. [2025-03-17 20:40:01,615 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:40:01,615 INFO L218 hiAutomatonCegarLoop]: Abstraction has 213416 states and 279013 transitions. [2025-03-17 20:40:01,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213416 states and 279013 transitions. [2025-03-17 20:40:03,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213416 to 213416. [2025-03-17 20:40:03,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213416 states, 213416 states have (on average 1.3073668328522698) internal successors, (279013), 213415 states have internal predecessors, (279013), 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) [2025-03-17 20:40:04,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213416 states to 213416 states and 279013 transitions. [2025-03-17 20:40:04,526 INFO L240 hiAutomatonCegarLoop]: Abstraction has 213416 states and 279013 transitions. [2025-03-17 20:40:04,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:40:04,527 INFO L432 stractBuchiCegarLoop]: Abstraction has 213416 states and 279013 transitions. [2025-03-17 20:40:04,527 INFO L338 stractBuchiCegarLoop]: ======== Iteration 32 ============ [2025-03-17 20:40:04,527 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 213416 states and 279013 transitions. [2025-03-17 20:40:05,136 INFO L131 ngComponentsAnalysis]: Automaton has 110 accepting balls. 182956 [2025-03-17 20:40:05,137 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:40:05,137 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:40:05,137 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] [2025-03-17 20:40:05,137 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] [2025-03-17 20:40:05,137 INFO L752 eck$LassoCheckResult]: Stem: "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(21, 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_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;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;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret18#1, start_simulation_#t~ret19#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;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~m_i~0;~m_st~0 := 0;" "assume 1 == ~t1_i~0;~t1_st~0 := 0;" "assume 1 == ~t2_i~0;~t2_st~0 := 0;" "assume 1 == ~t3_i~0;~t3_st~0 := 0;" "assume 1 == ~t4_i~0;~t4_st~0 := 0;" "assume 1 == ~t5_i~0;~t5_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~M_E~0);" "assume !(0 == ~T1_E~0);" "assume !(0 == ~T2_E~0);" "assume !(0 == ~T3_E~0);" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume !(0 == ~E_1~0);" "assume !(0 == ~E_2~0);" "assume !(0 == ~E_3~0);" "assume !(0 == ~E_4~0);" "assume !(0 == ~E_5~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~m_pc~0);" "is_master_triggered_~__retres1~0#1 := 0;" "is_master_triggered_#res#1 := is_master_triggered_~__retres1~0#1;activate_threads_#t~ret11#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~ret11#1;havoc activate_threads_#t~ret11#1;" "assume !(0 != activate_threads_~tmp~1#1);" "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;" "assume !(1 == ~t1_pc~0);" "is_transmit1_triggered_~__retres1~1#1 := 0;" "is_transmit1_triggered_#res#1 := is_transmit1_triggered_~__retres1~1#1;activate_threads_#t~ret12#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~ret12#1;havoc activate_threads_#t~ret12#1;" "assume !(0 != activate_threads_~tmp___0~0#1);" "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;" "assume !(1 == ~t2_pc~0);" "is_transmit2_triggered_~__retres1~2#1 := 0;" "is_transmit2_triggered_#res#1 := is_transmit2_triggered_~__retres1~2#1;activate_threads_#t~ret13#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~ret13#1;havoc activate_threads_#t~ret13#1;" "assume !(0 != activate_threads_~tmp___1~0#1);" "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;" "assume !(1 == ~t3_pc~0);" "is_transmit3_triggered_~__retres1~3#1 := 0;" "is_transmit3_triggered_#res#1 := is_transmit3_triggered_~__retres1~3#1;activate_threads_#t~ret14#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~ret14#1;havoc activate_threads_#t~ret14#1;" "assume !(0 != activate_threads_~tmp___2~0#1);" "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;" "assume !(1 == ~t4_pc~0);" "is_transmit4_triggered_~__retres1~4#1 := 0;" "is_transmit4_triggered_#res#1 := is_transmit4_triggered_~__retres1~4#1;activate_threads_#t~ret15#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~ret15#1;havoc activate_threads_#t~ret15#1;" "assume !(0 != activate_threads_~tmp___3~0#1);" "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;" "assume !(1 == ~t5_pc~0);" "is_transmit5_triggered_~__retres1~5#1 := 0;" "is_transmit5_triggered_#res#1 := is_transmit5_triggered_~__retres1~5#1;activate_threads_#t~ret16#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~ret16#1;havoc activate_threads_#t~ret16#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "havoc activate_threads_#t~ret11#1, activate_threads_#t~ret12#1, activate_threads_#t~ret13#1, activate_threads_#t~ret14#1, activate_threads_#t~ret15#1, activate_threads_#t~ret16#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;" "assume !(1 == ~M_E~0);" "assume !(1 == ~T1_E~0);" "assume !(1 == ~T2_E~0);" "assume !(1 == ~T3_E~0);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~E_1~0);" "assume !(1 == ~E_2~0);" "assume !(1 == ~E_3~0);" "assume !(1 == ~E_4~0);" "assume !(1 == ~E_5~0);" "assume { :end_inline_reset_delta_events } true;" "assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret4#1, eval_#t~nondet5#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet6#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet7#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_6~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" [2025-03-17 20:40:05,137 INFO L754 eck$LassoCheckResult]: Loop: "assume 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;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~6#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~6#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~6#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp~0#1 := eval_#t~ret4#1;havoc eval_#t~ret4#1;" "assume 0 != eval_~tmp~0#1;" "assume 0 == ~m_st~0;havoc eval_~tmp_ndt_1~0#1;havoc eval_#t~nondet5#1;eval_~tmp_ndt_1~0#1 := eval_#t~nondet5#1;havoc eval_#t~nondet5#1;" "assume !(0 != eval_~tmp_ndt_1~0#1);" "havoc eval_~tmp_ndt_1~0#1;" "assume 0 == ~t1_st~0;havoc eval_~tmp_ndt_2~0#1;havoc eval_#t~nondet6#1;eval_~tmp_ndt_2~0#1 := eval_#t~nondet6#1;havoc eval_#t~nondet6#1;" "assume !(0 != eval_~tmp_ndt_2~0#1);" "havoc eval_~tmp_ndt_2~0#1;" "assume 0 == ~t2_st~0;havoc eval_~tmp_ndt_3~0#1;havoc eval_#t~nondet7#1;eval_~tmp_ndt_3~0#1 := eval_#t~nondet7#1;havoc eval_#t~nondet7#1;" "assume !(0 != eval_~tmp_ndt_3~0#1);" "havoc eval_~tmp_ndt_3~0#1;" "assume 0 == ~t3_st~0;havoc eval_~tmp_ndt_4~0#1;havoc eval_#t~nondet8#1;eval_~tmp_ndt_4~0#1 := eval_#t~nondet8#1;havoc eval_#t~nondet8#1;" "assume !(0 != eval_~tmp_ndt_4~0#1);" "havoc eval_~tmp_ndt_4~0#1;" "assume 0 == ~t4_st~0;havoc eval_~tmp_ndt_5~0#1;havoc eval_#t~nondet9#1;eval_~tmp_ndt_5~0#1 := eval_#t~nondet9#1;havoc eval_#t~nondet9#1;" "assume !(0 != eval_~tmp_ndt_5~0#1);" "havoc eval_~tmp_ndt_5~0#1;" "assume 0 == ~t5_st~0;havoc eval_~tmp_ndt_6~0#1;havoc eval_#t~nondet10#1;eval_~tmp_ndt_6~0#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1;" "assume !(0 != eval_~tmp_ndt_6~0#1);" "havoc eval_~tmp_ndt_6~0#1;" [2025-03-17 20:40:05,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:40:05,138 INFO L85 PathProgramCache]: Analyzing trace with hash -666590920, now seen corresponding path program 5 times [2025-03-17 20:40:05,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:40:05,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638125215] [2025-03-17 20:40:05,138 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-17 20:40:05,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:40:05,142 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 63 statements into 1 equivalence classes. [2025-03-17 20:40:05,144 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-03-17 20:40:05,144 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:40:05,144 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:40:05,144 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:40:05,145 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-03-17 20:40:05,147 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-03-17 20:40:05,147 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:40:05,147 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:40:05,151 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:40:05,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:40:05,151 INFO L85 PathProgramCache]: Analyzing trace with hash -1089978555, now seen corresponding path program 1 times [2025-03-17 20:40:05,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:40:05,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934013888] [2025-03-17 20:40:05,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:40:05,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:40:05,153 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 22 statements into 1 equivalence classes. [2025-03-17 20:40:05,154 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 22 of 22 statements. [2025-03-17 20:40:05,154 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:40:05,154 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:40:05,154 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:40:05,155 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 22 statements into 1 equivalence classes. [2025-03-17 20:40:05,155 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 22 of 22 statements. [2025-03-17 20:40:05,155 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:40:05,156 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:40:05,157 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:40:05,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:40:05,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1851133244, now seen corresponding path program 1 times [2025-03-17 20:40:05,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:40:05,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112840860] [2025-03-17 20:40:05,157 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:40:05,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:40:05,162 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 85 statements into 1 equivalence classes. [2025-03-17 20:40:05,163 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 85 of 85 statements. [2025-03-17 20:40:05,163 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:40:05,163 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:40:05,163 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:40:05,165 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 85 statements into 1 equivalence classes. [2025-03-17 20:40:05,166 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 85 of 85 statements. [2025-03-17 20:40:05,167 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:40:05,167 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:40:05,172 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:40:06,416 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-03-17 20:40:06,421 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-03-17 20:40:06,421 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:40:06,421 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:40:06,421 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:40:06,432 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 63 statements into 1 equivalence classes. [2025-03-17 20:40:06,436 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 63 of 63 statements. [2025-03-17 20:40:06,436 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:40:06,436 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:40:06,570 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.03 08:40:06 BoogieIcfgContainer [2025-03-17 20:40:06,570 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-03-17 20:40:06,571 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 20:40:06,573 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 20:40:06,573 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 20:40:06,574 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 08:39:25" (3/4) ... [2025-03-17 20:40:06,575 INFO L143 WitnessPrinter]: Generating witness for non-termination counterexample [2025-03-17 20:40:06,657 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-17 20:40:06,657 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 20:40:06,659 INFO L158 Benchmark]: Toolchain (without parser) took 42328.26ms. Allocated memory was 142.6MB in the beginning and 13.4GB in the end (delta: 13.3GB). Free memory was 111.0MB in the beginning and 9.5GB in the end (delta: -9.4GB). Peak memory consumption was 3.9GB. Max. memory is 16.1GB. [2025-03-17 20:40:06,659 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 124.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 20:40:06,659 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.09ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 94.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 20:40:06,659 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.34ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 90.9MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 20:40:06,659 INFO L158 Benchmark]: Boogie Preprocessor took 71.89ms. Allocated memory is still 142.6MB. Free memory was 90.9MB in the beginning and 87.0MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 20:40:06,659 INFO L158 Benchmark]: IcfgBuilder took 948.52ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 91.5MB in the end (delta: -4.6MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. [2025-03-17 20:40:06,660 INFO L158 Benchmark]: BuchiAutomizer took 40874.94ms. Allocated memory was 142.6MB in the beginning and 13.4GB in the end (delta: 13.3GB). Free memory was 91.5MB in the beginning and 9.5GB in the end (delta: -9.4GB). Peak memory consumption was 3.9GB. Max. memory is 16.1GB. [2025-03-17 20:40:06,660 INFO L158 Benchmark]: Witness Printer took 85.97ms. Allocated memory is still 13.4GB. Free memory was 9.5GB in the beginning and 9.5GB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 20:40:06,661 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 124.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.09ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 94.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.34ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 90.9MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 71.89ms. Allocated memory is still 142.6MB. Free memory was 90.9MB in the beginning and 87.0MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 948.52ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 91.5MB in the end (delta: -4.6MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 40874.94ms. Allocated memory was 142.6MB in the beginning and 13.4GB in the end (delta: 13.3GB). Free memory was 91.5MB in the beginning and 9.5GB in the end (delta: -9.4GB). Peak memory consumption was 3.9GB. Max. memory is 16.1GB. * Witness Printer took 85.97ms. Allocated memory is still 13.4GB. Free memory was 9.5GB in the beginning and 9.5GB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 31 terminating modules (31 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.31 modules have a trivial ranking function, the largest among these consists of 4 locations. The remainder module has 213416 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 40.7s and 32 iterations. TraceHistogramMax:1. Analysis of lassos took 4.7s. Construction of modules took 1.2s. Büchi inclusion checks took 30.6s. Highest rank in rank-based complementation 0. Minimization of det autom 31. Minimization of nondet autom 0. Automata minimization 15.1s AutomataMinimizationTime, 31 MinimizatonAttempts, 56823 StatesRemovedByMinimization, 17 NontrivialMinimizations. Non-live state removal took 9.9s Buchi closure took 0.8s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18066 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18066 mSDsluCounter, 41911 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 19376 mSDsCounter, 351 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1192 IncrementalHoareTripleChecker+Invalid, 1543 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 351 mSolverCounterUnsat, 22535 mSDtfsCounter, 1192 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI10 SFLT0 conc4 concLT0 SILN1 SILU0 SILI16 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 481]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L25] int m_pc = 0; [L26] int t1_pc = 0; [L27] int t2_pc = 0; [L28] int t3_pc = 0; [L29] int t4_pc = 0; [L30] int t5_pc = 0; [L31] int m_st ; [L32] int t1_st ; [L33] int t2_st ; [L34] int t3_st ; [L35] int t4_st ; [L36] int t5_st ; [L37] int m_i ; [L38] int t1_i ; [L39] int t2_i ; [L40] int t3_i ; [L41] int t4_i ; [L42] int t5_i ; [L43] int M_E = 2; [L44] int T1_E = 2; [L45] int T2_E = 2; [L46] int T3_E = 2; [L47] int T4_E = 2; [L48] int T5_E = 2; [L49] int E_1 = 2; [L50] int E_2 = 2; [L51] int E_3 = 2; [L52] int E_4 = 2; [L53] int E_5 = 2; [L945] int __retres1 ; [L949] CALL init_model() [L856] m_i = 1 [L857] t1_i = 1 [L858] t2_i = 1 [L859] t3_i = 1 [L860] t4_i = 1 [L861] t5_i = 1 [L949] RET init_model() [L950] CALL start_simulation() [L886] int kernel_st ; [L887] int tmp ; [L888] int tmp___0 ; [L892] kernel_st = 0 [L893] FCALL update_channels() [L894] CALL init_threads() [L401] COND TRUE m_i == 1 [L402] m_st = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L406] COND TRUE t1_i == 1 [L407] t1_st = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L411] COND TRUE t2_i == 1 [L412] t2_st = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L416] COND TRUE t3_i == 1 [L417] t3_st = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L421] COND TRUE t4_i == 1 [L422] t4_st = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L426] COND TRUE t5_i == 1 [L427] t5_st = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L894] RET init_threads() [L895] CALL fire_delta_events() [L586] COND FALSE !(M_E == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L591] COND FALSE !(T1_E == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L596] COND FALSE !(T2_E == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L601] COND FALSE !(T3_E == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L606] COND FALSE !(T4_E == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L611] COND FALSE !(T5_E == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L616] COND FALSE !(E_1 == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L621] COND FALSE !(E_2 == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L626] COND FALSE !(E_3 == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L631] COND FALSE !(E_4 == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L636] COND FALSE !(E_5 == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L895] RET fire_delta_events() [L896] CALL activate_threads() [L709] int tmp ; [L710] int tmp___0 ; [L711] int tmp___1 ; [L712] int tmp___2 ; [L713] int tmp___3 ; [L714] int tmp___4 ; [L718] CALL, EXPR is_master_triggered() [L276] int __retres1 ; VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L279] COND FALSE !(m_pc == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L289] __retres1 = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, __retres1=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L291] return (__retres1); [L718] RET, EXPR is_master_triggered() [L718] tmp = is_master_triggered() [L720] COND FALSE !(\read(tmp)) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L726] CALL, EXPR is_transmit1_triggered() [L295] int __retres1 ; VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L298] COND FALSE !(t1_pc == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L308] __retres1 = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, __retres1=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L310] return (__retres1); [L726] RET, EXPR is_transmit1_triggered() [L726] tmp___0 = is_transmit1_triggered() [L728] COND FALSE !(\read(tmp___0)) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L734] CALL, EXPR is_transmit2_triggered() [L314] int __retres1 ; VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L317] COND FALSE !(t2_pc == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L327] __retres1 = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, __retres1=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L329] return (__retres1); [L734] RET, EXPR is_transmit2_triggered() [L734] tmp___1 = is_transmit2_triggered() [L736] COND FALSE !(\read(tmp___1)) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L742] CALL, EXPR is_transmit3_triggered() [L333] int __retres1 ; VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L336] COND FALSE !(t3_pc == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L346] __retres1 = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, __retres1=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L348] return (__retres1); [L742] RET, EXPR is_transmit3_triggered() [L742] tmp___2 = is_transmit3_triggered() [L744] COND FALSE !(\read(tmp___2)) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L750] CALL, EXPR is_transmit4_triggered() [L352] int __retres1 ; VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L355] COND FALSE !(t4_pc == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L365] __retres1 = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, __retres1=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L367] return (__retres1); [L750] RET, EXPR is_transmit4_triggered() [L750] tmp___3 = is_transmit4_triggered() [L752] COND FALSE !(\read(tmp___3)) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L758] CALL, EXPR is_transmit5_triggered() [L371] int __retres1 ; VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L374] COND FALSE !(t5_pc == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L384] __retres1 = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, __retres1=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L386] return (__retres1); [L758] RET, EXPR is_transmit5_triggered() [L758] tmp___4 = is_transmit5_triggered() [L760] COND FALSE !(\read(tmp___4)) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L896] RET activate_threads() [L897] CALL reset_delta_events() [L649] COND FALSE !(M_E == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L654] COND FALSE !(T1_E == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L659] COND FALSE !(T2_E == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L664] COND FALSE !(T3_E == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L669] COND FALSE !(T4_E == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L674] COND FALSE !(T5_E == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L679] COND FALSE !(E_1 == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L684] COND FALSE !(E_2 == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L689] COND FALSE !(E_3 == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L694] COND FALSE !(E_4 == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L699] COND FALSE !(E_5 == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L897] RET reset_delta_events() [L900] COND TRUE 1 [L903] kernel_st = 1 [L904] CALL eval() [L477] int tmp ; VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] Loop: [L481] COND TRUE 1 [L484] CALL, EXPR exists_runnable_thread() [L436] int __retres1 ; [L439] COND TRUE m_st == 0 [L440] __retres1 = 1 [L472] return (__retres1); [L484] RET, EXPR exists_runnable_thread() [L484] tmp = exists_runnable_thread() [L486] COND TRUE \read(tmp) [L491] COND TRUE m_st == 0 [L492] int tmp_ndt_1; [L493] tmp_ndt_1 = __VERIFIER_nondet_int() [L494] COND FALSE !(\read(tmp_ndt_1)) [L505] COND TRUE t1_st == 0 [L506] int tmp_ndt_2; [L507] tmp_ndt_2 = __VERIFIER_nondet_int() [L508] COND FALSE !(\read(tmp_ndt_2)) [L519] COND TRUE t2_st == 0 [L520] int tmp_ndt_3; [L521] tmp_ndt_3 = __VERIFIER_nondet_int() [L522] COND FALSE !(\read(tmp_ndt_3)) [L533] COND TRUE t3_st == 0 [L534] int tmp_ndt_4; [L535] tmp_ndt_4 = __VERIFIER_nondet_int() [L536] COND FALSE !(\read(tmp_ndt_4)) [L547] COND TRUE t4_st == 0 [L548] int tmp_ndt_5; [L549] tmp_ndt_5 = __VERIFIER_nondet_int() [L550] COND FALSE !(\read(tmp_ndt_5)) [L561] COND TRUE t5_st == 0 [L562] int tmp_ndt_6; [L563] tmp_ndt_6 = __VERIFIER_nondet_int() [L564] COND FALSE !(\read(tmp_ndt_6)) End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 481]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L25] int m_pc = 0; [L26] int t1_pc = 0; [L27] int t2_pc = 0; [L28] int t3_pc = 0; [L29] int t4_pc = 0; [L30] int t5_pc = 0; [L31] int m_st ; [L32] int t1_st ; [L33] int t2_st ; [L34] int t3_st ; [L35] int t4_st ; [L36] int t5_st ; [L37] int m_i ; [L38] int t1_i ; [L39] int t2_i ; [L40] int t3_i ; [L41] int t4_i ; [L42] int t5_i ; [L43] int M_E = 2; [L44] int T1_E = 2; [L45] int T2_E = 2; [L46] int T3_E = 2; [L47] int T4_E = 2; [L48] int T5_E = 2; [L49] int E_1 = 2; [L50] int E_2 = 2; [L51] int E_3 = 2; [L52] int E_4 = 2; [L53] int E_5 = 2; [L945] int __retres1 ; [L949] CALL init_model() [L856] m_i = 1 [L857] t1_i = 1 [L858] t2_i = 1 [L859] t3_i = 1 [L860] t4_i = 1 [L861] t5_i = 1 [L949] RET init_model() [L950] CALL start_simulation() [L886] int kernel_st ; [L887] int tmp ; [L888] int tmp___0 ; [L892] kernel_st = 0 [L893] FCALL update_channels() [L894] CALL init_threads() [L401] COND TRUE m_i == 1 [L402] m_st = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L406] COND TRUE t1_i == 1 [L407] t1_st = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L411] COND TRUE t2_i == 1 [L412] t2_st = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L416] COND TRUE t3_i == 1 [L417] t3_st = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L421] COND TRUE t4_i == 1 [L422] t4_st = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L426] COND TRUE t5_i == 1 [L427] t5_st = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L894] RET init_threads() [L895] CALL fire_delta_events() [L586] COND FALSE !(M_E == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L591] COND FALSE !(T1_E == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L596] COND FALSE !(T2_E == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L601] COND FALSE !(T3_E == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L606] COND FALSE !(T4_E == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L611] COND FALSE !(T5_E == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L616] COND FALSE !(E_1 == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L621] COND FALSE !(E_2 == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L626] COND FALSE !(E_3 == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L631] COND FALSE !(E_4 == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L636] COND FALSE !(E_5 == 0) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L895] RET fire_delta_events() [L896] CALL activate_threads() [L709] int tmp ; [L710] int tmp___0 ; [L711] int tmp___1 ; [L712] int tmp___2 ; [L713] int tmp___3 ; [L714] int tmp___4 ; [L718] CALL, EXPR is_master_triggered() [L276] int __retres1 ; VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L279] COND FALSE !(m_pc == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L289] __retres1 = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, __retres1=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L291] return (__retres1); [L718] RET, EXPR is_master_triggered() [L718] tmp = is_master_triggered() [L720] COND FALSE !(\read(tmp)) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L726] CALL, EXPR is_transmit1_triggered() [L295] int __retres1 ; VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L298] COND FALSE !(t1_pc == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L308] __retres1 = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, __retres1=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L310] return (__retres1); [L726] RET, EXPR is_transmit1_triggered() [L726] tmp___0 = is_transmit1_triggered() [L728] COND FALSE !(\read(tmp___0)) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L734] CALL, EXPR is_transmit2_triggered() [L314] int __retres1 ; VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L317] COND FALSE !(t2_pc == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L327] __retres1 = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, __retres1=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L329] return (__retres1); [L734] RET, EXPR is_transmit2_triggered() [L734] tmp___1 = is_transmit2_triggered() [L736] COND FALSE !(\read(tmp___1)) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L742] CALL, EXPR is_transmit3_triggered() [L333] int __retres1 ; VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L336] COND FALSE !(t3_pc == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L346] __retres1 = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, __retres1=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L348] return (__retres1); [L742] RET, EXPR is_transmit3_triggered() [L742] tmp___2 = is_transmit3_triggered() [L744] COND FALSE !(\read(tmp___2)) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L750] CALL, EXPR is_transmit4_triggered() [L352] int __retres1 ; VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L355] COND FALSE !(t4_pc == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L365] __retres1 = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, __retres1=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L367] return (__retres1); [L750] RET, EXPR is_transmit4_triggered() [L750] tmp___3 = is_transmit4_triggered() [L752] COND FALSE !(\read(tmp___3)) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L758] CALL, EXPR is_transmit5_triggered() [L371] int __retres1 ; VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L374] COND FALSE !(t5_pc == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L384] __retres1 = 0 VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, __retres1=0, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L386] return (__retres1); [L758] RET, EXPR is_transmit5_triggered() [L758] tmp___4 = is_transmit5_triggered() [L760] COND FALSE !(\read(tmp___4)) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L896] RET activate_threads() [L897] CALL reset_delta_events() [L649] COND FALSE !(M_E == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L654] COND FALSE !(T1_E == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L659] COND FALSE !(T2_E == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L664] COND FALSE !(T3_E == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L669] COND FALSE !(T4_E == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L674] COND FALSE !(T5_E == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L679] COND FALSE !(E_1 == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L684] COND FALSE !(E_2 == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L689] COND FALSE !(E_3 == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L694] COND FALSE !(E_4 == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L699] COND FALSE !(E_5 == 1) VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] [L897] RET reset_delta_events() [L900] COND TRUE 1 [L903] kernel_st = 1 [L904] CALL eval() [L477] int tmp ; VAL [E_1=2, E_2=2, E_3=2, E_4=2, E_5=2, M_E=2, T1_E=2, T2_E=2, T3_E=2, T4_E=2, T5_E=2, m_i=1, m_pc=0, m_st=0, t1_i=1, t1_pc=0, t1_st=0, t2_i=1, t2_pc=0, t2_st=0, t3_i=1, t3_pc=0, t3_st=0, t4_i=1, t4_pc=0, t4_st=0, t5_i=1, t5_pc=0, t5_st=0] Loop: [L481] COND TRUE 1 [L484] CALL, EXPR exists_runnable_thread() [L436] int __retres1 ; [L439] COND TRUE m_st == 0 [L440] __retres1 = 1 [L472] return (__retres1); [L484] RET, EXPR exists_runnable_thread() [L484] tmp = exists_runnable_thread() [L486] COND TRUE \read(tmp) [L491] COND TRUE m_st == 0 [L492] int tmp_ndt_1; [L493] tmp_ndt_1 = __VERIFIER_nondet_int() [L494] COND FALSE !(\read(tmp_ndt_1)) [L505] COND TRUE t1_st == 0 [L506] int tmp_ndt_2; [L507] tmp_ndt_2 = __VERIFIER_nondet_int() [L508] COND FALSE !(\read(tmp_ndt_2)) [L519] COND TRUE t2_st == 0 [L520] int tmp_ndt_3; [L521] tmp_ndt_3 = __VERIFIER_nondet_int() [L522] COND FALSE !(\read(tmp_ndt_3)) [L533] COND TRUE t3_st == 0 [L534] int tmp_ndt_4; [L535] tmp_ndt_4 = __VERIFIER_nondet_int() [L536] COND FALSE !(\read(tmp_ndt_4)) [L547] COND TRUE t4_st == 0 [L548] int tmp_ndt_5; [L549] tmp_ndt_5 = __VERIFIER_nondet_int() [L550] COND FALSE !(\read(tmp_ndt_5)) [L561] COND TRUE t5_st == 0 [L562] int tmp_ndt_6; [L563] tmp_ndt_6 = __VERIFIER_nondet_int() [L564] COND FALSE !(\read(tmp_ndt_6)) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2025-03-17 20:40:06,680 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 Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)