./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/systemc/transmitter.06.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.06.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 bbfdf3f22061e77485b28b33d06a9820d2c4b7aa22afc378a1743c2d746b69df --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 20:39:21,783 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 20:39:21,846 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-03-17 20:39:21,851 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 20:39:21,851 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 20:39:21,851 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-03-17 20:39:21,872 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 20:39:21,874 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 20:39:21,874 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 20:39:21,874 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 20:39:21,875 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 20:39:21,876 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 20:39:21,876 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 20:39:21,876 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 20:39:21,876 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-03-17 20:39:21,876 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-03-17 20:39:21,876 INFO L153 SettingsManager]: * Use old map elimination=false [2025-03-17 20:39:21,876 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-03-17 20:39:21,876 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-03-17 20:39:21,876 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-03-17 20:39:21,876 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 20:39:21,876 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-03-17 20:39:21,876 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 20:39:21,876 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 20:39:21,876 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 20:39:21,876 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 20:39:21,876 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-03-17 20:39:21,876 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-03-17 20:39:21,877 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-03-17 20:39:21,877 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-17 20:39:21,877 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 20:39:21,877 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 20:39:21,877 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-03-17 20:39:21,877 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 20:39:21,877 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 20:39:21,877 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 20:39:21,877 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 20:39:21,877 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 20:39:21,877 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 20:39:21,878 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-03-17 20:39:21,878 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 -> bbfdf3f22061e77485b28b33d06a9820d2c4b7aa22afc378a1743c2d746b69df [2025-03-17 20:39:22,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 20:39:22,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 20:39:22,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 20:39:22,108 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 20:39:22,108 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 20:39:22,109 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/transmitter.06.cil.c [2025-03-17 20:39:23,252 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/028ee7e2e/da8b245a5fb34adda1280faefba890d3/FLAG949e64b7c [2025-03-17 20:39:23,508 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 20:39:23,508 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/transmitter.06.cil.c [2025-03-17 20:39:23,517 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/028ee7e2e/da8b245a5fb34adda1280faefba890d3/FLAG949e64b7c [2025-03-17 20:39:23,803 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/028ee7e2e/da8b245a5fb34adda1280faefba890d3 [2025-03-17 20:39:23,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 20:39:23,806 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 20:39:23,806 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 20:39:23,807 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 20:39:23,809 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 20:39:23,810 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 08:39:23" (1/1) ... [2025-03-17 20:39:23,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79c39aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:39:23, skipping insertion in model container [2025-03-17 20:39:23,811 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 08:39:23" (1/1) ... [2025-03-17 20:39:23,833 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 20:39:23,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 20:39:24,015 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 20:39:24,063 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 20:39:24,079 INFO L204 MainTranslator]: Completed translation [2025-03-17 20:39:24,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 08:39:24 WrapperNode [2025-03-17 20:39:24,080 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 20:39:24,080 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 20:39:24,080 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 20:39:24,080 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 20:39:24,084 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 20:39:24,092 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 20:39:24,128 INFO L138 Inliner]: procedures = 40, calls = 49, calls flagged for inlining = 44, calls inlined = 105, statements flattened = 1506 [2025-03-17 20:39:24,128 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 20:39:24,130 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 20:39:24,130 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 20:39:24,130 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 20:39:24,137 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 20:39:24,137 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 20:39:24,147 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 20:39:24,164 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 20:39:24,167 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 20:39:24,168 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 20:39:24,181 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 20:39:24,187 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 20:39:24,189 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 20:39:24,191 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 20:39:24,197 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 20:39:24,200 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 20:39:24,200 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 20:39:24,200 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 20:39:24,201 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 20:39:24,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-17 20:39:24,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 20:39:24,228 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 20:39:24,236 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 20:39:24,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 20:39:24,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 20:39:24,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 20:39:24,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 20:39:24,331 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 20:39:24,333 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 20:39:25,191 INFO L? ?]: Removed 221 outVars from TransFormulas that were not future-live. [2025-03-17 20:39:25,191 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 20:39:25,213 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 20:39:25,213 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 20:39:25,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 08:39:25 BoogieIcfgContainer [2025-03-17 20:39:25,213 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 20:39:25,214 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-03-17 20:39:25,214 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-03-17 20:39:25,219 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-03-17 20:39:25,219 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 20:39:25,219 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.03 08:39:23" (1/3) ... [2025-03-17 20:39:25,220 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@27addc58 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 20:39:25,220 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 20:39:25,220 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 20:39:25,220 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@27addc58 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 20:39:25,220 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-17 20:39:25,221 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 20:39:25,226 INFO L363 chiAutomizerObserver]: Analyzing ICFG transmitter.06.cil.c [2025-03-17 20:39:25,271 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-03-17 20:39:25,272 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-03-17 20:39:25,272 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-03-17 20:39:25,272 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-03-17 20:39:25,272 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-03-17 20:39:25,272 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-03-17 20:39:25,272 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-03-17 20:39:25,272 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-03-17 20:39:25,278 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 549 states, 548 states have (on average 1.5912408759124088) internal successors, (872), 548 states have internal predecessors, (872), 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 20:39:25,302 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 467 [2025-03-17 20:39:25,303 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:25,303 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:25,310 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:25,310 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] [2025-03-17 20:39:25,310 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-03-17 20:39:25,311 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 549 states, 548 states have (on average 1.5912408759124088) internal successors, (872), 548 states have internal predecessors, (872), 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 20:39:25,319 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 467 [2025-03-17 20:39:25,319 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:25,319 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:25,321 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:25,321 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] [2025-03-17 20:39:25,326 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 := 2;" "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 !(1 == ~t6_i~0);~t6_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;~T5_E~0 := 1;" "assume !(0 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:25,327 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:25,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:25,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1559682564, now seen corresponding path program 1 times [2025-03-17 20:39:25,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:25,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773646692] [2025-03-17 20:39:25,337 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:25,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:25,390 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:25,408 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:25,410 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:25,410 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:25,496 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 20:39:25,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:25,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773646692] [2025-03-17 20:39:25,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773646692] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:25,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:25,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:25,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081965772] [2025-03-17 20:39:25,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:25,501 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:25,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:25,501 INFO L85 PathProgramCache]: Analyzing trace with hash 2025996429, now seen corresponding path program 1 times [2025-03-17 20:39:25,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:25,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419115339] [2025-03-17 20:39:25,502 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:25,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:25,511 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 75 statements into 1 equivalence classes. [2025-03-17 20:39:25,512 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 75 of 75 statements. [2025-03-17 20:39:25,512 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:25,512 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:25,545 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 20:39:25,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:25,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419115339] [2025-03-17 20:39:25,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419115339] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:25,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:25,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:25,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537259804] [2025-03-17 20:39:25,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:25,546 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:25,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:25,578 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:25,579 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:25,581 INFO L87 Difference]: Start difference. First operand has 549 states, 548 states have (on average 1.5912408759124088) internal successors, (872), 548 states have internal predecessors, (872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 2 states have internal predecessors, (72), 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 20:39:25,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:25,618 INFO L93 Difference]: Finished difference Result 549 states and 860 transitions. [2025-03-17 20:39:25,619 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 549 states and 860 transitions. [2025-03-17 20:39:25,623 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 466 [2025-03-17 20:39:25,630 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 549 states to 545 states and 856 transitions. [2025-03-17 20:39:25,630 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 545 [2025-03-17 20:39:25,631 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 545 [2025-03-17 20:39:25,632 INFO L73 IsDeterministic]: Start isDeterministic. Operand 545 states and 856 transitions. [2025-03-17 20:39:25,636 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:25,636 INFO L218 hiAutomatonCegarLoop]: Abstraction has 545 states and 856 transitions. [2025-03-17 20:39:25,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states and 856 transitions. [2025-03-17 20:39:25,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 545. [2025-03-17 20:39:25,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 545 states, 545 states have (on average 1.5706422018348625) internal successors, (856), 544 states have internal predecessors, (856), 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 20:39:25,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 856 transitions. [2025-03-17 20:39:25,668 INFO L240 hiAutomatonCegarLoop]: Abstraction has 545 states and 856 transitions. [2025-03-17 20:39:25,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:25,672 INFO L432 stractBuchiCegarLoop]: Abstraction has 545 states and 856 transitions. [2025-03-17 20:39:25,672 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-03-17 20:39:25,672 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 545 states and 856 transitions. [2025-03-17 20:39:25,674 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 466 [2025-03-17 20:39:25,674 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:25,675 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:25,677 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:25,677 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] [2025-03-17 20:39:25,677 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 := 2;" "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 !(1 == ~t6_i~0);~t6_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;~T5_E~0 := 1;" "assume !(0 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:25,677 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:25,678 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:25,678 INFO L85 PathProgramCache]: Analyzing trace with hash -1076007237, now seen corresponding path program 1 times [2025-03-17 20:39:25,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:25,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111176628] [2025-03-17 20:39:25,678 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:25,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:25,687 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:25,696 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:25,697 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:25,697 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:25,746 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 20:39:25,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:25,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111176628] [2025-03-17 20:39:25,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111176628] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:25,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:25,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:25,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244577029] [2025-03-17 20:39:25,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:25,747 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:25,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:25,747 INFO L85 PathProgramCache]: Analyzing trace with hash 602028186, now seen corresponding path program 1 times [2025-03-17 20:39:25,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:25,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443039712] [2025-03-17 20:39:25,747 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:25,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:25,757 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-17 20:39:25,763 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-17 20:39:25,764 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:25,764 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:25,844 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 20:39:25,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:25,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443039712] [2025-03-17 20:39:25,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443039712] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:25,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:25,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:25,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244162196] [2025-03-17 20:39:25,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:25,845 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:25,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:25,845 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:25,846 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:25,846 INFO L87 Difference]: Start difference. First operand 545 states and 856 transitions. cyclomatic complexity: 312 Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 2 states have internal predecessors, (72), 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 20:39:25,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:25,860 INFO L93 Difference]: Finished difference Result 545 states and 855 transitions. [2025-03-17 20:39:25,860 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 545 states and 855 transitions. [2025-03-17 20:39:25,866 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 466 [2025-03-17 20:39:25,871 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 545 states to 545 states and 855 transitions. [2025-03-17 20:39:25,871 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 545 [2025-03-17 20:39:25,871 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 545 [2025-03-17 20:39:25,871 INFO L73 IsDeterministic]: Start isDeterministic. Operand 545 states and 855 transitions. [2025-03-17 20:39:25,872 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:25,873 INFO L218 hiAutomatonCegarLoop]: Abstraction has 545 states and 855 transitions. [2025-03-17 20:39:25,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states and 855 transitions. [2025-03-17 20:39:25,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 545. [2025-03-17 20:39:25,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 545 states, 545 states have (on average 1.5688073394495412) internal successors, (855), 544 states have internal predecessors, (855), 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 20:39:25,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 855 transitions. [2025-03-17 20:39:25,883 INFO L240 hiAutomatonCegarLoop]: Abstraction has 545 states and 855 transitions. [2025-03-17 20:39:25,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:25,884 INFO L432 stractBuchiCegarLoop]: Abstraction has 545 states and 855 transitions. [2025-03-17 20:39:25,884 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-03-17 20:39:25,884 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 545 states and 855 transitions. [2025-03-17 20:39:25,886 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 466 [2025-03-17 20:39:25,886 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:25,886 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:25,887 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:25,887 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] [2025-03-17 20:39:25,887 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 := 2;" "assume !(1 == ~t4_i~0);~t4_st~0 := 2;" "assume !(1 == ~t5_i~0);~t5_st~0 := 2;" "assume !(1 == ~t6_i~0);~t6_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;~T5_E~0 := 1;" "assume !(0 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:25,888 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:25,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:25,888 INFO L85 PathProgramCache]: Analyzing trace with hash -2030236132, now seen corresponding path program 1 times [2025-03-17 20:39:25,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:25,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372293875] [2025-03-17 20:39:25,888 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:25,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:25,895 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:25,899 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:25,899 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:25,899 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:25,934 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 20:39:25,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:25,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372293875] [2025-03-17 20:39:25,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372293875] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:25,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:25,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:25,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869686373] [2025-03-17 20:39:25,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:25,935 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:25,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:25,935 INFO L85 PathProgramCache]: Analyzing trace with hash -1198245888, now seen corresponding path program 1 times [2025-03-17 20:39:25,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:25,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562381996] [2025-03-17 20:39:25,935 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:25,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:25,970 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-17 20:39:25,971 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-17 20:39:25,971 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:25,971 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,028 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 20:39:26,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562381996] [2025-03-17 20:39:26,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562381996] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:26,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134431670] [2025-03-17 20:39:26,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,028 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:26,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:26,029 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:26,029 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:26,029 INFO L87 Difference]: Start difference. First operand 545 states and 855 transitions. cyclomatic complexity: 311 Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 2 states have internal predecessors, (72), 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 20:39:26,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:26,037 INFO L93 Difference]: Finished difference Result 545 states and 854 transitions. [2025-03-17 20:39:26,037 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 545 states and 854 transitions. [2025-03-17 20:39:26,040 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 466 [2025-03-17 20:39:26,042 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 545 states to 545 states and 854 transitions. [2025-03-17 20:39:26,042 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 545 [2025-03-17 20:39:26,042 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 545 [2025-03-17 20:39:26,042 INFO L73 IsDeterministic]: Start isDeterministic. Operand 545 states and 854 transitions. [2025-03-17 20:39:26,043 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:26,043 INFO L218 hiAutomatonCegarLoop]: Abstraction has 545 states and 854 transitions. [2025-03-17 20:39:26,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states and 854 transitions. [2025-03-17 20:39:26,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 545. [2025-03-17 20:39:26,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 545 states, 545 states have (on average 1.5669724770642202) internal successors, (854), 544 states have internal predecessors, (854), 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 20:39:26,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 854 transitions. [2025-03-17 20:39:26,050 INFO L240 hiAutomatonCegarLoop]: Abstraction has 545 states and 854 transitions. [2025-03-17 20:39:26,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:26,051 INFO L432 stractBuchiCegarLoop]: Abstraction has 545 states and 854 transitions. [2025-03-17 20:39:26,051 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-03-17 20:39:26,051 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 545 states and 854 transitions. [2025-03-17 20:39:26,053 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 466 [2025-03-17 20:39:26,053 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:26,053 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:26,054 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:26,054 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] [2025-03-17 20:39:26,054 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 !(1 == ~t6_i~0);~t6_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;~T5_E~0 := 1;" "assume !(0 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:26,054 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:26,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1783923045, now seen corresponding path program 1 times [2025-03-17 20:39:26,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290256685] [2025-03-17 20:39:26,055 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,061 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:26,064 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:26,064 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,064 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,079 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 20:39:26,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290256685] [2025-03-17 20:39:26,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290256685] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:26,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515749384] [2025-03-17 20:39:26,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,080 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:26,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,080 INFO L85 PathProgramCache]: Analyzing trace with hash 882500148, now seen corresponding path program 1 times [2025-03-17 20:39:26,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380615240] [2025-03-17 20:39:26,081 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,089 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-17 20:39:26,090 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-17 20:39:26,090 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,090 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,132 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 20:39:26,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380615240] [2025-03-17 20:39:26,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380615240] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:26,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746863046] [2025-03-17 20:39:26,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,133 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:26,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:26,134 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:26,134 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:26,134 INFO L87 Difference]: Start difference. First operand 545 states and 854 transitions. cyclomatic complexity: 310 Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 2 states have internal predecessors, (72), 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 20:39:26,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:26,147 INFO L93 Difference]: Finished difference Result 545 states and 853 transitions. [2025-03-17 20:39:26,147 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 545 states and 853 transitions. [2025-03-17 20:39:26,150 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 466 [2025-03-17 20:39:26,152 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 545 states to 545 states and 853 transitions. [2025-03-17 20:39:26,152 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 545 [2025-03-17 20:39:26,152 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 545 [2025-03-17 20:39:26,152 INFO L73 IsDeterministic]: Start isDeterministic. Operand 545 states and 853 transitions. [2025-03-17 20:39:26,153 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:26,153 INFO L218 hiAutomatonCegarLoop]: Abstraction has 545 states and 853 transitions. [2025-03-17 20:39:26,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states and 853 transitions. [2025-03-17 20:39:26,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 545. [2025-03-17 20:39:26,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 545 states, 545 states have (on average 1.5651376146788991) internal successors, (853), 544 states have internal predecessors, (853), 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 20:39:26,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 853 transitions. [2025-03-17 20:39:26,160 INFO L240 hiAutomatonCegarLoop]: Abstraction has 545 states and 853 transitions. [2025-03-17 20:39:26,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:26,161 INFO L432 stractBuchiCegarLoop]: Abstraction has 545 states and 853 transitions. [2025-03-17 20:39:26,161 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-03-17 20:39:26,161 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 545 states and 853 transitions. [2025-03-17 20:39:26,163 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 466 [2025-03-17 20:39:26,163 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:26,163 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:26,164 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:26,164 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] [2025-03-17 20:39:26,164 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 !(1 == ~t6_i~0);~t6_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;~T5_E~0 := 1;" "assume !(0 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:26,164 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:26,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,167 INFO L85 PathProgramCache]: Analyzing trace with hash -113409476, now seen corresponding path program 1 times [2025-03-17 20:39:26,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147202997] [2025-03-17 20:39:26,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,175 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:26,179 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:26,179 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,179 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,200 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 20:39:26,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147202997] [2025-03-17 20:39:26,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147202997] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:26,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104232794] [2025-03-17 20:39:26,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,201 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:26,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,201 INFO L85 PathProgramCache]: Analyzing trace with hash -501402755, now seen corresponding path program 1 times [2025-03-17 20:39:26,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517826308] [2025-03-17 20:39:26,202 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,221 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-17 20:39:26,225 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-17 20:39:26,226 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,226 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,264 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 20:39:26,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517826308] [2025-03-17 20:39:26,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517826308] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:26,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873635951] [2025-03-17 20:39:26,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,265 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:26,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:26,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:26,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:26,265 INFO L87 Difference]: Start difference. First operand 545 states and 853 transitions. cyclomatic complexity: 309 Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 2 states have internal predecessors, (72), 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 20:39:26,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:26,276 INFO L93 Difference]: Finished difference Result 545 states and 852 transitions. [2025-03-17 20:39:26,276 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 545 states and 852 transitions. [2025-03-17 20:39:26,281 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 466 [2025-03-17 20:39:26,283 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 545 states to 545 states and 852 transitions. [2025-03-17 20:39:26,283 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 545 [2025-03-17 20:39:26,283 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 545 [2025-03-17 20:39:26,283 INFO L73 IsDeterministic]: Start isDeterministic. Operand 545 states and 852 transitions. [2025-03-17 20:39:26,284 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:26,284 INFO L218 hiAutomatonCegarLoop]: Abstraction has 545 states and 852 transitions. [2025-03-17 20:39:26,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states and 852 transitions. [2025-03-17 20:39:26,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 545. [2025-03-17 20:39:26,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 545 states, 545 states have (on average 1.563302752293578) internal successors, (852), 544 states have internal predecessors, (852), 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 20:39:26,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 852 transitions. [2025-03-17 20:39:26,298 INFO L240 hiAutomatonCegarLoop]: Abstraction has 545 states and 852 transitions. [2025-03-17 20:39:26,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:26,300 INFO L432 stractBuchiCegarLoop]: Abstraction has 545 states and 852 transitions. [2025-03-17 20:39:26,300 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-03-17 20:39:26,300 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 545 states and 852 transitions. [2025-03-17 20:39:26,302 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 466 [2025-03-17 20:39:26,302 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:26,302 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:26,303 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:26,303 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] [2025-03-17 20:39:26,303 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 !(1 == ~t6_i~0);~t6_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;~T5_E~0 := 1;" "assume !(0 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:26,304 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:26,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,304 INFO L85 PathProgramCache]: Analyzing trace with hash 494667387, now seen corresponding path program 1 times [2025-03-17 20:39:26,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741313599] [2025-03-17 20:39:26,304 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,311 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:26,313 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:26,313 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,314 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,331 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 20:39:26,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741313599] [2025-03-17 20:39:26,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741313599] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:26,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102384930] [2025-03-17 20:39:26,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,331 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:26,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1234502569, now seen corresponding path program 1 times [2025-03-17 20:39:26,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244174233] [2025-03-17 20:39:26,332 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,339 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-17 20:39:26,340 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-17 20:39:26,340 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,341 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,376 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 20:39:26,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244174233] [2025-03-17 20:39:26,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244174233] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:26,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336395822] [2025-03-17 20:39:26,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,378 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:26,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:26,378 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:26,378 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:26,379 INFO L87 Difference]: Start difference. First operand 545 states and 852 transitions. cyclomatic complexity: 308 Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 2 states have internal predecessors, (72), 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 20:39:26,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:26,387 INFO L93 Difference]: Finished difference Result 545 states and 851 transitions. [2025-03-17 20:39:26,387 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 545 states and 851 transitions. [2025-03-17 20:39:26,390 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 466 [2025-03-17 20:39:26,392 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 545 states to 545 states and 851 transitions. [2025-03-17 20:39:26,392 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 545 [2025-03-17 20:39:26,392 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 545 [2025-03-17 20:39:26,392 INFO L73 IsDeterministic]: Start isDeterministic. Operand 545 states and 851 transitions. [2025-03-17 20:39:26,393 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:26,393 INFO L218 hiAutomatonCegarLoop]: Abstraction has 545 states and 851 transitions. [2025-03-17 20:39:26,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states and 851 transitions. [2025-03-17 20:39:26,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 545. [2025-03-17 20:39:26,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 545 states, 545 states have (on average 1.5614678899082568) internal successors, (851), 544 states have internal predecessors, (851), 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 20:39:26,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 851 transitions. [2025-03-17 20:39:26,402 INFO L240 hiAutomatonCegarLoop]: Abstraction has 545 states and 851 transitions. [2025-03-17 20:39:26,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:26,404 INFO L432 stractBuchiCegarLoop]: Abstraction has 545 states and 851 transitions. [2025-03-17 20:39:26,404 INFO L338 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2025-03-17 20:39:26,404 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 545 states and 851 transitions. [2025-03-17 20:39:26,406 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 466 [2025-03-17 20:39:26,406 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:26,406 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:26,410 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:26,410 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] [2025-03-17 20:39:26,410 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 !(1 == ~t6_i~0);~t6_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;~T5_E~0 := 1;" "assume !(0 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:26,410 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:26,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,410 INFO L85 PathProgramCache]: Analyzing trace with hash -1286832548, now seen corresponding path program 1 times [2025-03-17 20:39:26,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928178120] [2025-03-17 20:39:26,411 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,417 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:26,419 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:26,420 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,420 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,438 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 20:39:26,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928178120] [2025-03-17 20:39:26,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928178120] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:26,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252297715] [2025-03-17 20:39:26,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,439 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:26,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,439 INFO L85 PathProgramCache]: Analyzing trace with hash 602028186, now seen corresponding path program 2 times [2025-03-17 20:39:26,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820738611] [2025-03-17 20:39:26,439 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:39:26,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,461 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 78 statements into 1 equivalence classes. [2025-03-17 20:39:26,464 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-17 20:39:26,465 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:26,466 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,488 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 20:39:26,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820738611] [2025-03-17 20:39:26,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820738611] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:26,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303788402] [2025-03-17 20:39:26,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,489 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:26,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:26,489 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:26,489 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:26,490 INFO L87 Difference]: Start difference. First operand 545 states and 851 transitions. cyclomatic complexity: 307 Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 2 states have internal predecessors, (72), 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 20:39:26,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:26,498 INFO L93 Difference]: Finished difference Result 545 states and 850 transitions. [2025-03-17 20:39:26,498 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 545 states and 850 transitions. [2025-03-17 20:39:26,501 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 466 [2025-03-17 20:39:26,503 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 545 states to 545 states and 850 transitions. [2025-03-17 20:39:26,503 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 545 [2025-03-17 20:39:26,504 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 545 [2025-03-17 20:39:26,504 INFO L73 IsDeterministic]: Start isDeterministic. Operand 545 states and 850 transitions. [2025-03-17 20:39:26,505 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:26,505 INFO L218 hiAutomatonCegarLoop]: Abstraction has 545 states and 850 transitions. [2025-03-17 20:39:26,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states and 850 transitions. [2025-03-17 20:39:26,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 545. [2025-03-17 20:39:26,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 545 states, 545 states have (on average 1.5596330275229358) internal successors, (850), 544 states have internal predecessors, (850), 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 20:39:26,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 850 transitions. [2025-03-17 20:39:26,513 INFO L240 hiAutomatonCegarLoop]: Abstraction has 545 states and 850 transitions. [2025-03-17 20:39:26,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:26,514 INFO L432 stractBuchiCegarLoop]: Abstraction has 545 states and 850 transitions. [2025-03-17 20:39:26,514 INFO L338 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2025-03-17 20:39:26,514 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 545 states and 850 transitions. [2025-03-17 20:39:26,516 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 466 [2025-03-17 20:39:26,516 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:26,516 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:26,517 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:26,517 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] [2025-03-17 20:39:26,517 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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;~T5_E~0 := 1;" "assume !(0 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:26,518 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume 1 == ~T5_E~0;~T5_E~0 := 2;" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:26,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,519 INFO L85 PathProgramCache]: Analyzing trace with hash 1703741019, now seen corresponding path program 1 times [2025-03-17 20:39:26,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248709708] [2025-03-17 20:39:26,519 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,526 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:26,531 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:26,531 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,531 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,563 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 20:39:26,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248709708] [2025-03-17 20:39:26,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248709708] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:26,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971016085] [2025-03-17 20:39:26,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,565 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:26,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1198245888, now seen corresponding path program 2 times [2025-03-17 20:39:26,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610178509] [2025-03-17 20:39:26,566 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:39:26,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,575 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 78 statements into 1 equivalence classes. [2025-03-17 20:39:26,576 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-17 20:39:26,576 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:26,576 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,618 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 20:39:26,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610178509] [2025-03-17 20:39:26,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610178509] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:26,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854304505] [2025-03-17 20:39:26,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,620 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:26,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:26,621 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:26,621 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:26,621 INFO L87 Difference]: Start difference. First operand 545 states and 850 transitions. cyclomatic complexity: 306 Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 2 states have internal predecessors, (72), 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 20:39:26,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:26,639 INFO L93 Difference]: Finished difference Result 545 states and 845 transitions. [2025-03-17 20:39:26,639 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 545 states and 845 transitions. [2025-03-17 20:39:26,642 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 466 [2025-03-17 20:39:26,644 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 545 states to 545 states and 845 transitions. [2025-03-17 20:39:26,644 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 545 [2025-03-17 20:39:26,645 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 545 [2025-03-17 20:39:26,645 INFO L73 IsDeterministic]: Start isDeterministic. Operand 545 states and 845 transitions. [2025-03-17 20:39:26,646 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:26,646 INFO L218 hiAutomatonCegarLoop]: Abstraction has 545 states and 845 transitions. [2025-03-17 20:39:26,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states and 845 transitions. [2025-03-17 20:39:26,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 545. [2025-03-17 20:39:26,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 545 states, 545 states have (on average 1.5504587155963303) internal successors, (845), 544 states have internal predecessors, (845), 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 20:39:26,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 845 transitions. [2025-03-17 20:39:26,654 INFO L240 hiAutomatonCegarLoop]: Abstraction has 545 states and 845 transitions. [2025-03-17 20:39:26,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:26,656 INFO L432 stractBuchiCegarLoop]: Abstraction has 545 states and 845 transitions. [2025-03-17 20:39:26,656 INFO L338 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2025-03-17 20:39:26,656 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 545 states and 845 transitions. [2025-03-17 20:39:26,658 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 466 [2025-03-17 20:39:26,658 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:26,658 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:26,659 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:26,659 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] [2025-03-17 20:39:26,659 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:26,660 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:26,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,660 INFO L85 PathProgramCache]: Analyzing trace with hash -226878086, now seen corresponding path program 1 times [2025-03-17 20:39:26,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199999491] [2025-03-17 20:39:26,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,669 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:26,671 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:26,672 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,672 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,714 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 20:39:26,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199999491] [2025-03-17 20:39:26,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199999491] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:26,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233560675] [2025-03-17 20:39:26,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,718 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:26,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,718 INFO L85 PathProgramCache]: Analyzing trace with hash -1516982380, now seen corresponding path program 1 times [2025-03-17 20:39:26,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000624542] [2025-03-17 20:39:26,719 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,730 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-17 20:39:26,731 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-17 20:39:26,731 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,731 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 [2000624542] [2025-03-17 20:39:26,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000624542] 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 [4] imperfect sequences [] total 4 [2025-03-17 20:39:26,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305270702] [2025-03-17 20:39:26,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,774 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:26,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:26,774 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:26,774 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:26,774 INFO L87 Difference]: Start difference. First operand 545 states and 845 transitions. cyclomatic complexity: 301 Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 2 states have internal predecessors, (72), 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 20:39:26,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:26,835 INFO L93 Difference]: Finished difference Result 1001 states and 1537 transitions. [2025-03-17 20:39:26,835 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1001 states and 1537 transitions. [2025-03-17 20:39:26,840 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 921 [2025-03-17 20:39:26,845 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1001 states to 1001 states and 1537 transitions. [2025-03-17 20:39:26,845 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1001 [2025-03-17 20:39:26,846 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1001 [2025-03-17 20:39:26,846 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1001 states and 1537 transitions. [2025-03-17 20:39:26,847 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:26,847 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1001 states and 1537 transitions. [2025-03-17 20:39:26,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1001 states and 1537 transitions. [2025-03-17 20:39:26,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1001 to 960. [2025-03-17 20:39:26,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 960 states, 960 states have (on average 1.5385416666666667) internal successors, (1477), 959 states have internal predecessors, (1477), 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 20:39:26,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 960 states and 1477 transitions. [2025-03-17 20:39:26,863 INFO L240 hiAutomatonCegarLoop]: Abstraction has 960 states and 1477 transitions. [2025-03-17 20:39:26,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:26,864 INFO L432 stractBuchiCegarLoop]: Abstraction has 960 states and 1477 transitions. [2025-03-17 20:39:26,864 INFO L338 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2025-03-17 20:39:26,864 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 960 states and 1477 transitions. [2025-03-17 20:39:26,868 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 880 [2025-03-17 20:39:26,868 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:26,868 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:26,869 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:26,869 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] [2025-03-17 20:39:26,869 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:26,869 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:26,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,870 INFO L85 PathProgramCache]: Analyzing trace with hash 2121167805, now seen corresponding path program 1 times [2025-03-17 20:39:26,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321058513] [2025-03-17 20:39:26,870 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,877 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:26,880 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:26,880 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,880 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,904 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 20:39:26,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321058513] [2025-03-17 20:39:26,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321058513] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:26,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656919806] [2025-03-17 20:39:26,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,905 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:26,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:26,905 INFO L85 PathProgramCache]: Analyzing trace with hash -885143727, now seen corresponding path program 1 times [2025-03-17 20:39:26,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:26,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395095715] [2025-03-17 20:39:26,906 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:26,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:26,913 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 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 78 of 78 statements. [2025-03-17 20:39:26,916 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:26,916 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:26,947 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 20:39:26,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:26,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395095715] [2025-03-17 20:39:26,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395095715] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:26,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:26,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:26,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899869634] [2025-03-17 20:39:26,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:26,948 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:26,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:26,949 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:26,949 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:26,949 INFO L87 Difference]: Start difference. First operand 960 states and 1477 transitions. cyclomatic complexity: 519 Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 2 states have internal predecessors, (72), 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 20:39:27,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:27,007 INFO L93 Difference]: Finished difference Result 1741 states and 2662 transitions. [2025-03-17 20:39:27,007 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1741 states and 2662 transitions. [2025-03-17 20:39:27,017 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1656 [2025-03-17 20:39:27,025 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1741 states to 1741 states and 2662 transitions. [2025-03-17 20:39:27,025 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1741 [2025-03-17 20:39:27,026 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1741 [2025-03-17 20:39:27,026 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1741 states and 2662 transitions. [2025-03-17 20:39:27,028 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:27,029 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1741 states and 2662 transitions. [2025-03-17 20:39:27,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1741 states and 2662 transitions. [2025-03-17 20:39:27,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1741 to 1739. [2025-03-17 20:39:27,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1739 states, 1739 states have (on average 1.5296147211040827) internal successors, (2660), 1738 states have internal predecessors, (2660), 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 20:39:27,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1739 states and 2660 transitions. [2025-03-17 20:39:27,058 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1739 states and 2660 transitions. [2025-03-17 20:39:27,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:27,059 INFO L432 stractBuchiCegarLoop]: Abstraction has 1739 states and 2660 transitions. [2025-03-17 20:39:27,059 INFO L338 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2025-03-17 20:39:27,059 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1739 states and 2660 transitions. [2025-03-17 20:39:27,066 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 1654 [2025-03-17 20:39:27,066 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:27,066 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:27,067 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:27,067 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] [2025-03-17 20:39:27,067 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:27,068 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:27,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:27,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1993867162, now seen corresponding path program 1 times [2025-03-17 20:39:27,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:27,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429562054] [2025-03-17 20:39:27,069 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:27,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:27,076 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:27,078 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:27,079 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:27,079 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:27,104 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 20:39:27,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:27,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429562054] [2025-03-17 20:39:27,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429562054] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:27,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:27,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:27,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125972640] [2025-03-17 20:39:27,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:27,104 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:27,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:27,105 INFO L85 PathProgramCache]: Analyzing trace with hash -1376719177, now seen corresponding path program 1 times [2025-03-17 20:39:27,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:27,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301686710] [2025-03-17 20:39:27,105 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:27,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:27,113 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-17 20:39:27,114 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-17 20:39:27,114 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:27,114 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:27,174 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 20:39:27,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:27,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301686710] [2025-03-17 20:39:27,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301686710] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:27,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:27,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:27,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620861194] [2025-03-17 20:39:27,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:27,175 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:27,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:27,175 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:27,175 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:27,175 INFO L87 Difference]: Start difference. First operand 1739 states and 2660 transitions. cyclomatic complexity: 925 Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 2 states have internal predecessors, (72), 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 20:39:27,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:27,232 INFO L93 Difference]: Finished difference Result 3204 states and 4875 transitions. [2025-03-17 20:39:27,232 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3204 states and 4875 transitions. [2025-03-17 20:39:27,249 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 3104 [2025-03-17 20:39:27,262 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3204 states to 3204 states and 4875 transitions. [2025-03-17 20:39:27,263 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3204 [2025-03-17 20:39:27,265 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3204 [2025-03-17 20:39:27,265 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3204 states and 4875 transitions. [2025-03-17 20:39:27,268 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:27,269 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3204 states and 4875 transitions. [2025-03-17 20:39:27,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3204 states and 4875 transitions. [2025-03-17 20:39:27,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3204 to 3200. [2025-03-17 20:39:27,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3200 states, 3200 states have (on average 1.5221875) internal successors, (4871), 3199 states have internal predecessors, (4871), 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 20:39:27,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 3200 states and 4871 transitions. [2025-03-17 20:39:27,315 INFO L240 hiAutomatonCegarLoop]: Abstraction has 3200 states and 4871 transitions. [2025-03-17 20:39:27,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:27,316 INFO L432 stractBuchiCegarLoop]: Abstraction has 3200 states and 4871 transitions. [2025-03-17 20:39:27,316 INFO L338 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2025-03-17 20:39:27,316 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3200 states and 4871 transitions. [2025-03-17 20:39:27,325 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 3100 [2025-03-17 20:39:27,326 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:27,326 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:27,326 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:27,326 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] [2025-03-17 20:39:27,327 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:27,327 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:27,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:27,327 INFO L85 PathProgramCache]: Analyzing trace with hash 2100542877, now seen corresponding path program 1 times [2025-03-17 20:39:27,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:27,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407306513] [2025-03-17 20:39:27,328 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:27,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:27,333 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:27,336 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:27,336 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:27,336 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:27,355 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 20:39:27,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:27,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407306513] [2025-03-17 20:39:27,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407306513] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:27,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:27,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:27,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022719625] [2025-03-17 20:39:27,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:27,356 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:27,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:27,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1150642330, now seen corresponding path program 1 times [2025-03-17 20:39:27,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:27,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839300404] [2025-03-17 20:39:27,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:27,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:27,363 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-17 20:39:27,364 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-17 20:39:27,364 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:27,364 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:27,394 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 20:39:27,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:27,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839300404] [2025-03-17 20:39:27,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839300404] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:27,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:27,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:27,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138335935] [2025-03-17 20:39:27,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:27,395 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:27,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:27,395 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:27,395 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:27,396 INFO L87 Difference]: Start difference. First operand 3200 states and 4871 transitions. cyclomatic complexity: 1679 Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 2 states have internal predecessors, (72), 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 20:39:27,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:27,464 INFO L93 Difference]: Finished difference Result 5939 states and 9000 transitions. [2025-03-17 20:39:27,464 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5939 states and 9000 transitions. [2025-03-17 20:39:27,492 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 5800 [2025-03-17 20:39:27,518 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5939 states to 5939 states and 9000 transitions. [2025-03-17 20:39:27,519 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5939 [2025-03-17 20:39:27,524 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5939 [2025-03-17 20:39:27,524 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5939 states and 9000 transitions. [2025-03-17 20:39:27,530 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:27,531 INFO L218 hiAutomatonCegarLoop]: Abstraction has 5939 states and 9000 transitions. [2025-03-17 20:39:27,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5939 states and 9000 transitions. [2025-03-17 20:39:27,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5939 to 5931. [2025-03-17 20:39:27,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5931 states, 5931 states have (on average 1.5161018378013826) internal successors, (8992), 5930 states have internal predecessors, (8992), 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 20:39:27,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5931 states to 5931 states and 8992 transitions. [2025-03-17 20:39:27,615 INFO L240 hiAutomatonCegarLoop]: Abstraction has 5931 states and 8992 transitions. [2025-03-17 20:39:27,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:27,615 INFO L432 stractBuchiCegarLoop]: Abstraction has 5931 states and 8992 transitions. [2025-03-17 20:39:27,616 INFO L338 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2025-03-17 20:39:27,616 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5931 states and 8992 transitions. [2025-03-17 20:39:27,632 INFO L131 ngComponentsAnalysis]: Automaton has 16 accepting balls. 5792 [2025-03-17 20:39:27,633 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:27,633 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:27,633 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:27,633 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] [2025-03-17 20:39:27,634 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:27,634 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:27,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:27,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1096545862, now seen corresponding path program 1 times [2025-03-17 20:39:27,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:27,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359579292] [2025-03-17 20:39:27,635 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:27,635 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 72 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 72 of 72 statements. [2025-03-17 20:39:27,643 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:27,643 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:27,665 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 20:39:27,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:27,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359579292] [2025-03-17 20:39:27,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359579292] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:27,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:27,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:27,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661503012] [2025-03-17 20:39:27,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:27,666 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:27,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:27,667 INFO L85 PathProgramCache]: Analyzing trace with hash -750892905, now seen corresponding path program 1 times [2025-03-17 20:39:27,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:27,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986508238] [2025-03-17 20:39:27,667 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:27,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:27,673 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-17 20:39:27,674 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-17 20:39:27,674 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:27,674 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:27,731 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 20:39:27,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:27,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986508238] [2025-03-17 20:39:27,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986508238] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:27,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:27,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:27,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743300060] [2025-03-17 20:39:27,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:27,732 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:27,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:27,732 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:27,733 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:27,733 INFO L87 Difference]: Start difference. First operand 5931 states and 8992 transitions. cyclomatic complexity: 3077 Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 2 states have internal predecessors, (72), 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 20:39:27,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:27,812 INFO L93 Difference]: Finished difference Result 11018 states and 16637 transitions. [2025-03-17 20:39:27,812 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11018 states and 16637 transitions. [2025-03-17 20:39:27,859 INFO L131 ngComponentsAnalysis]: Automaton has 32 accepting balls. 10800 [2025-03-17 20:39:27,901 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11018 states to 11018 states and 16637 transitions. [2025-03-17 20:39:27,902 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11018 [2025-03-17 20:39:27,911 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11018 [2025-03-17 20:39:27,911 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11018 states and 16637 transitions. [2025-03-17 20:39:27,927 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:27,927 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11018 states and 16637 transitions. [2025-03-17 20:39:27,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11018 states and 16637 transitions. [2025-03-17 20:39:28,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11018 to 11002. [2025-03-17 20:39:28,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11002 states, 11002 states have (on average 1.5107253226686057) internal successors, (16621), 11001 states have internal predecessors, (16621), 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 20:39:28,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11002 states to 11002 states and 16621 transitions. [2025-03-17 20:39:28,089 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11002 states and 16621 transitions. [2025-03-17 20:39:28,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:28,089 INFO L432 stractBuchiCegarLoop]: Abstraction has 11002 states and 16621 transitions. [2025-03-17 20:39:28,089 INFO L338 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2025-03-17 20:39:28,089 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11002 states and 16621 transitions. [2025-03-17 20:39:28,119 INFO L131 ngComponentsAnalysis]: Automaton has 32 accepting balls. 10784 [2025-03-17 20:39:28,120 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:28,120 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:28,121 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:28,121 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] [2025-03-17 20:39:28,121 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:28,121 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:28,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:28,122 INFO L85 PathProgramCache]: Analyzing trace with hash 106028925, now seen corresponding path program 1 times [2025-03-17 20:39:28,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:28,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121931451] [2025-03-17 20:39:28,122 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:28,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:28,128 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:28,130 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:28,131 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:28,131 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:28,157 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 20:39:28,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:28,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121931451] [2025-03-17 20:39:28,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121931451] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:28,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:28,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:28,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373484777] [2025-03-17 20:39:28,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:28,158 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:28,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:28,158 INFO L85 PathProgramCache]: Analyzing trace with hash -750892905, now seen corresponding path program 2 times [2025-03-17 20:39:28,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:28,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062177410] [2025-03-17 20:39:28,159 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:39:28,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:28,164 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 78 statements into 1 equivalence classes. [2025-03-17 20:39:28,166 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-17 20:39:28,166 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:28,166 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:28,239 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 20:39:28,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:28,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062177410] [2025-03-17 20:39:28,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062177410] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:28,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:28,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:28,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569084439] [2025-03-17 20:39:28,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:28,241 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:28,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:28,241 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:28,242 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:28,242 INFO L87 Difference]: Start difference. First operand 11002 states and 16621 transitions. cyclomatic complexity: 5651 Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 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 20:39:28,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:28,367 INFO L93 Difference]: Finished difference Result 11194 states and 16732 transitions. [2025-03-17 20:39:28,367 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11194 states and 16732 transitions. [2025-03-17 20:39:28,405 INFO L131 ngComponentsAnalysis]: Automaton has 32 accepting balls. 10976 [2025-03-17 20:39:28,439 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11194 states to 11194 states and 16732 transitions. [2025-03-17 20:39:28,439 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11194 [2025-03-17 20:39:28,450 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11194 [2025-03-17 20:39:28,450 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11194 states and 16732 transitions. [2025-03-17 20:39:28,464 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:28,465 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11194 states and 16732 transitions. [2025-03-17 20:39:28,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11194 states and 16732 transitions. [2025-03-17 20:39:28,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11194 to 11194. [2025-03-17 20:39:28,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11194 states, 11194 states have (on average 1.4947293192781848) internal successors, (16732), 11193 states have internal predecessors, (16732), 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 20:39:28,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11194 states to 11194 states and 16732 transitions. [2025-03-17 20:39:28,615 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11194 states and 16732 transitions. [2025-03-17 20:39:28,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:28,616 INFO L432 stractBuchiCegarLoop]: Abstraction has 11194 states and 16732 transitions. [2025-03-17 20:39:28,616 INFO L338 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2025-03-17 20:39:28,616 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11194 states and 16732 transitions. [2025-03-17 20:39:28,647 INFO L131 ngComponentsAnalysis]: Automaton has 32 accepting balls. 10976 [2025-03-17 20:39:28,647 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:28,647 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:28,648 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:28,648 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] [2025-03-17 20:39:28,648 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:28,649 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:28,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:28,650 INFO L85 PathProgramCache]: Analyzing trace with hash 137048732, now seen corresponding path program 1 times [2025-03-17 20:39:28,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:28,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212308420] [2025-03-17 20:39:28,650 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:28,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:28,658 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:28,661 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:28,661 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:28,661 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:28,692 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 20:39:28,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:28,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212308420] [2025-03-17 20:39:28,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212308420] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:28,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:28,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:28,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598491739] [2025-03-17 20:39:28,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:28,693 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:28,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:28,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1142414725, now seen corresponding path program 1 times [2025-03-17 20:39:28,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:28,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87072275] [2025-03-17 20:39:28,694 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:28,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:28,703 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-17 20:39:28,704 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-17 20:39:28,708 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:28,708 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:28,782 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 20:39:28,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:28,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87072275] [2025-03-17 20:39:28,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87072275] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:28,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:28,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:28,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155996106] [2025-03-17 20:39:28,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:28,783 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:28,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:28,783 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:28,784 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:28,784 INFO L87 Difference]: Start difference. First operand 11194 states and 16732 transitions. cyclomatic complexity: 5570 Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 2 states have internal predecessors, (72), 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 20:39:28,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:28,887 INFO L93 Difference]: Finished difference Result 20809 states and 31033 transitions. [2025-03-17 20:39:28,887 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20809 states and 31033 transitions. [2025-03-17 20:39:28,976 INFO L131 ngComponentsAnalysis]: Automaton has 64 accepting balls. 20384 [2025-03-17 20:39:29,053 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20809 states to 20809 states and 31033 transitions. [2025-03-17 20:39:29,054 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20809 [2025-03-17 20:39:29,075 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20809 [2025-03-17 20:39:29,075 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20809 states and 31033 transitions. [2025-03-17 20:39:29,103 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:29,103 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20809 states and 31033 transitions. [2025-03-17 20:39:29,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20809 states and 31033 transitions. [2025-03-17 20:39:29,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20809 to 20777. [2025-03-17 20:39:29,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20777 states, 20777 states have (on average 1.492082591326948) internal successors, (31001), 20776 states have internal predecessors, (31001), 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 20:39:29,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20777 states to 20777 states and 31001 transitions. [2025-03-17 20:39:29,366 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20777 states and 31001 transitions. [2025-03-17 20:39:29,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:29,366 INFO L432 stractBuchiCegarLoop]: Abstraction has 20777 states and 31001 transitions. [2025-03-17 20:39:29,366 INFO L338 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2025-03-17 20:39:29,366 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20777 states and 31001 transitions. [2025-03-17 20:39:29,418 INFO L131 ngComponentsAnalysis]: Automaton has 64 accepting balls. 20352 [2025-03-17 20:39:29,418 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:29,418 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:29,419 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:29,419 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] [2025-03-17 20:39:29,419 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:29,419 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume 1 == ~t6_pc~0;" "assume 1 == ~E_6~0;is_transmit6_triggered_~__retres1~6#1 := 1;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:29,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:29,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1875480313, now seen corresponding path program 1 times [2025-03-17 20:39:29,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:29,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915018952] [2025-03-17 20:39:29,420 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:29,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:29,426 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:29,428 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:29,429 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:29,429 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:29,452 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 20:39:29,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:29,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915018952] [2025-03-17 20:39:29,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915018952] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:29,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:29,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:29,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068377458] [2025-03-17 20:39:29,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:29,453 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:29,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:29,453 INFO L85 PathProgramCache]: Analyzing trace with hash -1142414725, now seen corresponding path program 2 times [2025-03-17 20:39:29,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:29,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201008294] [2025-03-17 20:39:29,453 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:39:29,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:29,460 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 78 statements into 1 equivalence classes. [2025-03-17 20:39:29,461 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-17 20:39:29,462 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:29,462 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:29,536 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 20:39:29,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:29,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201008294] [2025-03-17 20:39:29,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201008294] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:29,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:29,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:29,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654512090] [2025-03-17 20:39:29,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:29,537 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:29,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:29,538 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:29,538 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:29,538 INFO L87 Difference]: Start difference. First operand 20777 states and 31001 transitions. cyclomatic complexity: 10288 Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 2 states have internal predecessors, (72), 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 20:39:29,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:29,669 INFO L93 Difference]: Finished difference Result 41096 states and 60870 transitions. [2025-03-17 20:39:29,669 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41096 states and 60870 transitions. [2025-03-17 20:39:29,842 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 40192 [2025-03-17 20:39:29,978 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41096 states to 41096 states and 60870 transitions. [2025-03-17 20:39:29,979 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41096 [2025-03-17 20:39:30,015 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 41096 [2025-03-17 20:39:30,015 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41096 states and 60870 transitions. [2025-03-17 20:39:30,055 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:30,056 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41096 states and 60870 transitions. [2025-03-17 20:39:30,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41096 states and 60870 transitions. [2025-03-17 20:39:30,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41096 to 40904. [2025-03-17 20:39:30,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40904 states, 40904 states have (on average 1.481859964795619) internal successors, (60614), 40903 states have internal predecessors, (60614), 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 20:39:30,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40904 states to 40904 states and 60614 transitions. [2025-03-17 20:39:30,618 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40904 states and 60614 transitions. [2025-03-17 20:39:30,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:30,619 INFO L432 stractBuchiCegarLoop]: Abstraction has 40904 states and 60614 transitions. [2025-03-17 20:39:30,619 INFO L338 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2025-03-17 20:39:30,619 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40904 states and 60614 transitions. [2025-03-17 20:39:30,813 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 40128 [2025-03-17 20:39:30,813 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:30,813 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:30,814 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:30,814 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] [2025-03-17 20:39:30,814 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:30,815 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:30,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:30,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1269814148, now seen corresponding path program 1 times [2025-03-17 20:39:30,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:30,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070576144] [2025-03-17 20:39:30,815 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:30,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:30,821 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:30,823 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:30,823 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:30,823 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:30,824 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:30,827 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:30,830 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:30,830 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:30,831 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:30,860 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:30,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:30,861 INFO L85 PathProgramCache]: Analyzing trace with hash 974587992, now seen corresponding path program 1 times [2025-03-17 20:39:30,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:30,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071104524] [2025-03-17 20:39:30,861 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:30,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:30,867 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 78 statements into 1 equivalence classes. [2025-03-17 20:39:30,868 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 78 of 78 statements. [2025-03-17 20:39:30,868 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:30,868 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:30,899 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 20:39:30,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:30,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071104524] [2025-03-17 20:39:30,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071104524] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:30,900 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:30,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:30,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773107991] [2025-03-17 20:39:30,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:30,900 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:30,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:30,901 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:30,901 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:30,901 INFO L87 Difference]: Start difference. First operand 40904 states and 60614 transitions. cyclomatic complexity: 19838 Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 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 20:39:31,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:31,189 INFO L93 Difference]: Finished difference Result 41416 states and 61126 transitions. [2025-03-17 20:39:31,189 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41416 states and 61126 transitions. [2025-03-17 20:39:31,440 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 40640 [2025-03-17 20:39:31,563 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41416 states to 41416 states and 61126 transitions. [2025-03-17 20:39:31,563 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41416 [2025-03-17 20:39:31,588 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 41416 [2025-03-17 20:39:31,589 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41416 states and 61126 transitions. [2025-03-17 20:39:31,617 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:31,618 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41416 states and 61126 transitions. [2025-03-17 20:39:31,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41416 states and 61126 transitions. [2025-03-17 20:39:31,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41416 to 41160. [2025-03-17 20:39:32,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41160 states, 41160 states have (on average 1.478862973760933) internal successors, (60870), 41159 states have internal predecessors, (60870), 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 20:39:32,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41160 states to 41160 states and 60870 transitions. [2025-03-17 20:39:32,087 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41160 states and 60870 transitions. [2025-03-17 20:39:32,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:32,088 INFO L432 stractBuchiCegarLoop]: Abstraction has 41160 states and 60870 transitions. [2025-03-17 20:39:32,088 INFO L338 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2025-03-17 20:39:32,088 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41160 states and 60870 transitions. [2025-03-17 20:39:32,198 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 40384 [2025-03-17 20:39:32,199 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:32,199 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:32,200 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:32,200 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] [2025-03-17 20:39:32,200 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:32,201 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#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);" "assume !(0 == ~t6_st~0);exists_runnable_thread_~__retres1~7#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:32,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:32,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1269814148, now seen corresponding path program 2 times [2025-03-17 20:39:32,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:32,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155493316] [2025-03-17 20:39:32,202 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:39:32,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:32,209 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:32,213 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:32,213 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:32,213 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:32,213 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:32,216 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:32,221 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:32,222 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:32,222 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:32,236 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:32,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:32,237 INFO L85 PathProgramCache]: Analyzing trace with hash 1027210337, now seen corresponding path program 1 times [2025-03-17 20:39:32,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:32,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795173816] [2025-03-17 20:39:32,237 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:32,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:32,245 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 84 statements into 1 equivalence classes. [2025-03-17 20:39:32,247 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 84 of 84 statements. [2025-03-17 20:39:32,247 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:32,247 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:32,278 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 20:39:32,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:32,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795173816] [2025-03-17 20:39:32,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795173816] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:32,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:32,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:32,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863747251] [2025-03-17 20:39:32,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:32,280 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:32,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:32,280 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:32,280 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:32,280 INFO L87 Difference]: Start difference. First operand 41160 states and 60870 transitions. cyclomatic complexity: 19838 Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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 20:39:32,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:32,586 INFO L93 Difference]: Finished difference Result 41864 states and 61285 transitions. [2025-03-17 20:39:32,586 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41864 states and 61285 transitions. [2025-03-17 20:39:32,718 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 41088 [2025-03-17 20:39:32,816 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41864 states to 41864 states and 61285 transitions. [2025-03-17 20:39:32,817 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41864 [2025-03-17 20:39:32,844 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 41864 [2025-03-17 20:39:32,844 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41864 states and 61285 transitions. [2025-03-17 20:39:32,874 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:32,874 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41864 states and 61285 transitions. [2025-03-17 20:39:32,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41864 states and 61285 transitions. [2025-03-17 20:39:33,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41864 to 41864. [2025-03-17 20:39:33,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41864 states, 41864 states have (on average 1.4639069367475634) internal successors, (61285), 41863 states have internal predecessors, (61285), 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 20:39:33,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41864 states to 41864 states and 61285 transitions. [2025-03-17 20:39:33,398 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41864 states and 61285 transitions. [2025-03-17 20:39:33,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:33,399 INFO L432 stractBuchiCegarLoop]: Abstraction has 41864 states and 61285 transitions. [2025-03-17 20:39:33,399 INFO L338 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2025-03-17 20:39:33,399 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41864 states and 61285 transitions. [2025-03-17 20:39:33,647 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 41088 [2025-03-17 20:39:33,647 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:33,647 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:33,648 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:33,648 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] [2025-03-17 20:39:33,648 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:33,649 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#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);" "assume !(0 == ~t6_st~0);exists_runnable_thread_~__retres1~7#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume 0 != activate_threads_~tmp___5~0#1;~t6_st~0 := 0;" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:33,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:33,650 INFO L85 PathProgramCache]: Analyzing trace with hash -1269814148, now seen corresponding path program 3 times [2025-03-17 20:39:33,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:33,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025235613] [2025-03-17 20:39:33,650 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-17 20:39:33,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:33,658 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:33,662 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:33,663 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-17 20:39:33,663 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:33,663 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:33,666 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:33,669 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:33,669 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:33,669 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:33,679 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:33,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:33,680 INFO L85 PathProgramCache]: Analyzing trace with hash 786670208, now seen corresponding path program 1 times [2025-03-17 20:39:33,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:33,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94916204] [2025-03-17 20:39:33,680 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:33,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:33,688 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 84 statements into 1 equivalence classes. [2025-03-17 20:39:33,691 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 84 of 84 statements. [2025-03-17 20:39:33,691 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:33,691 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:33,718 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 20:39:33,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:33,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94916204] [2025-03-17 20:39:33,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94916204] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:33,719 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:33,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:33,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788343647] [2025-03-17 20:39:33,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:33,720 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:33,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:33,720 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:33,720 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:33,720 INFO L87 Difference]: Start difference. First operand 41864 states and 61285 transitions. cyclomatic complexity: 19549 Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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 20:39:33,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:33,909 INFO L93 Difference]: Finished difference Result 42504 states and 61604 transitions. [2025-03-17 20:39:33,909 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42504 states and 61604 transitions. [2025-03-17 20:39:34,189 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 41728 [2025-03-17 20:39:34,335 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42504 states to 42504 states and 61604 transitions. [2025-03-17 20:39:34,335 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 42504 [2025-03-17 20:39:34,404 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42504 [2025-03-17 20:39:34,404 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42504 states and 61604 transitions. [2025-03-17 20:39:34,453 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:34,456 INFO L218 hiAutomatonCegarLoop]: Abstraction has 42504 states and 61604 transitions. [2025-03-17 20:39:34,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42504 states and 61604 transitions. [2025-03-17 20:39:34,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42504 to 42504. [2025-03-17 20:39:34,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42504 states, 42504 states have (on average 1.4493694711086016) internal successors, (61604), 42503 states have internal predecessors, (61604), 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 20:39:34,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42504 states to 42504 states and 61604 transitions. [2025-03-17 20:39:34,868 INFO L240 hiAutomatonCegarLoop]: Abstraction has 42504 states and 61604 transitions. [2025-03-17 20:39:34,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:34,869 INFO L432 stractBuchiCegarLoop]: Abstraction has 42504 states and 61604 transitions. [2025-03-17 20:39:34,869 INFO L338 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2025-03-17 20:39:34,869 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 42504 states and 61604 transitions. [2025-03-17 20:39:34,970 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 41728 [2025-03-17 20:39:34,970 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:34,970 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:34,972 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:34,972 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] [2025-03-17 20:39:34,972 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:34,972 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#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);" "assume !(0 == ~t6_st~0);exists_runnable_thread_~__retres1~7#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:34,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:34,973 INFO L85 PathProgramCache]: Analyzing trace with hash -1269814148, now seen corresponding path program 4 times [2025-03-17 20:39:34,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:34,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747630115] [2025-03-17 20:39:34,973 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-17 20:39:34,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:34,982 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 72 statements into 2 equivalence classes. [2025-03-17 20:39:34,986 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:34,986 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-17 20:39:34,986 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:34,987 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:34,989 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:34,991 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:34,991 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:34,991 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:35,003 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:35,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:35,004 INFO L85 PathProgramCache]: Analyzing trace with hash -1290539135, now seen corresponding path program 1 times [2025-03-17 20:39:35,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:35,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469741452] [2025-03-17 20:39:35,004 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:35,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:35,010 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 84 statements into 1 equivalence classes. [2025-03-17 20:39:35,011 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 84 of 84 statements. [2025-03-17 20:39:35,011 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:35,011 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:35,031 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 20:39:35,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:35,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469741452] [2025-03-17 20:39:35,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [469741452] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:35,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:35,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:35,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734404916] [2025-03-17 20:39:35,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:35,032 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:35,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:35,032 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:35,032 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:35,033 INFO L87 Difference]: Start difference. First operand 42504 states and 61604 transitions. cyclomatic complexity: 19228 Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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 20:39:35,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:35,362 INFO L93 Difference]: Finished difference Result 43208 states and 62019 transitions. [2025-03-17 20:39:35,362 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43208 states and 62019 transitions. [2025-03-17 20:39:35,533 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 42432 [2025-03-17 20:39:35,638 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43208 states to 43208 states and 62019 transitions. [2025-03-17 20:39:35,638 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 43208 [2025-03-17 20:39:35,665 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 43208 [2025-03-17 20:39:35,665 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43208 states and 62019 transitions. [2025-03-17 20:39:35,704 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:35,705 INFO L218 hiAutomatonCegarLoop]: Abstraction has 43208 states and 62019 transitions. [2025-03-17 20:39:35,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43208 states and 62019 transitions. [2025-03-17 20:39:36,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43208 to 43208. [2025-03-17 20:39:36,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43208 states, 43208 states have (on average 1.4353591927420848) internal successors, (62019), 43207 states have internal predecessors, (62019), 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 20:39:36,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43208 states to 43208 states and 62019 transitions. [2025-03-17 20:39:36,201 INFO L240 hiAutomatonCegarLoop]: Abstraction has 43208 states and 62019 transitions. [2025-03-17 20:39:36,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:36,203 INFO L432 stractBuchiCegarLoop]: Abstraction has 43208 states and 62019 transitions. [2025-03-17 20:39:36,203 INFO L338 stractBuchiCegarLoop]: ======== Iteration 21 ============ [2025-03-17 20:39:36,203 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43208 states and 62019 transitions. [2025-03-17 20:39:36,330 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 42432 [2025-03-17 20:39:36,331 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:36,331 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:36,332 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:36,332 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] [2025-03-17 20:39:36,332 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:36,332 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#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);" "assume !(0 == ~t6_st~0);exists_runnable_thread_~__retres1~7#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:36,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:36,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1269814148, now seen corresponding path program 5 times [2025-03-17 20:39:36,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:36,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229969469] [2025-03-17 20:39:36,333 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-03-17 20:39:36,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:36,344 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:36,347 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:36,347 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:36,347 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:36,348 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:36,350 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:36,352 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:36,353 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:36,353 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:36,360 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:36,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:36,361 INFO L85 PathProgramCache]: Analyzing trace with hash -597146430, now seen corresponding path program 1 times [2025-03-17 20:39:36,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:36,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422658189] [2025-03-17 20:39:36,361 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:36,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:36,369 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 84 statements into 1 equivalence classes. [2025-03-17 20:39:36,371 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 84 of 84 statements. [2025-03-17 20:39:36,371 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:36,371 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:36,397 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 20:39:36,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:36,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422658189] [2025-03-17 20:39:36,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1422658189] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:36,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:36,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:36,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120489187] [2025-03-17 20:39:36,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:36,398 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:36,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:36,398 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:36,398 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:36,398 INFO L87 Difference]: Start difference. First operand 43208 states and 62019 transitions. cyclomatic complexity: 18939 Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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 20:39:36,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:36,704 INFO L93 Difference]: Finished difference Result 43912 states and 62434 transitions. [2025-03-17 20:39:36,704 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43912 states and 62434 transitions. [2025-03-17 20:39:36,832 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 43136 [2025-03-17 20:39:36,923 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43912 states to 43912 states and 62434 transitions. [2025-03-17 20:39:36,923 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 43912 [2025-03-17 20:39:36,952 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 43912 [2025-03-17 20:39:36,953 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43912 states and 62434 transitions. [2025-03-17 20:39:36,978 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:36,979 INFO L218 hiAutomatonCegarLoop]: Abstraction has 43912 states and 62434 transitions. [2025-03-17 20:39:37,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43912 states and 62434 transitions. [2025-03-17 20:39:37,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43912 to 43912. [2025-03-17 20:39:37,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43912 states, 43912 states have (on average 1.4217981417380214) internal successors, (62434), 43911 states have internal predecessors, (62434), 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 20:39:37,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43912 states to 43912 states and 62434 transitions. [2025-03-17 20:39:37,449 INFO L240 hiAutomatonCegarLoop]: Abstraction has 43912 states and 62434 transitions. [2025-03-17 20:39:37,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:37,450 INFO L432 stractBuchiCegarLoop]: Abstraction has 43912 states and 62434 transitions. [2025-03-17 20:39:37,450 INFO L338 stractBuchiCegarLoop]: ======== Iteration 22 ============ [2025-03-17 20:39:37,450 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43912 states and 62434 transitions. [2025-03-17 20:39:37,675 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 43136 [2025-03-17 20:39:37,675 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:37,675 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:37,676 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:37,676 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] [2025-03-17 20:39:37,676 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:37,676 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#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);" "assume !(0 == ~t6_st~0);exists_runnable_thread_~__retres1~7#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:37,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:37,677 INFO L85 PathProgramCache]: Analyzing trace with hash -1269814148, now seen corresponding path program 6 times [2025-03-17 20:39:37,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:37,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989464193] [2025-03-17 20:39:37,677 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2025-03-17 20:39:37,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:37,686 INFO L108 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:37,689 INFO L111 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:37,690 INFO L114 AnnotateAndAsserter]: Assert order MIX_INSIDE_OUTSIDE issued 1 check-sat command(s) [2025-03-17 20:39:37,690 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:37,690 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:37,692 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:37,694 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:37,694 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:37,694 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:37,703 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:37,704 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:37,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1997080387, now seen corresponding path program 1 times [2025-03-17 20:39:37,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:37,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778208162] [2025-03-17 20:39:37,704 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:37,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:37,712 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 84 statements into 1 equivalence classes. [2025-03-17 20:39:37,714 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 84 of 84 statements. [2025-03-17 20:39:37,714 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:37,714 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:37,736 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 20:39:37,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:37,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778208162] [2025-03-17 20:39:37,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778208162] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:37,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:37,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:37,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378598995] [2025-03-17 20:39:37,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:37,737 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:37,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:37,738 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:37,738 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:37,738 INFO L87 Difference]: Start difference. First operand 43912 states and 62434 transitions. cyclomatic complexity: 18650 Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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 20:39:37,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:37,941 INFO L93 Difference]: Finished difference Result 44616 states and 62849 transitions. [2025-03-17 20:39:37,941 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44616 states and 62849 transitions. [2025-03-17 20:39:38,130 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 43840 [2025-03-17 20:39:38,255 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44616 states to 44616 states and 62849 transitions. [2025-03-17 20:39:38,256 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 44616 [2025-03-17 20:39:38,290 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 44616 [2025-03-17 20:39:38,291 INFO L73 IsDeterministic]: Start isDeterministic. Operand 44616 states and 62849 transitions. [2025-03-17 20:39:38,327 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:38,327 INFO L218 hiAutomatonCegarLoop]: Abstraction has 44616 states and 62849 transitions. [2025-03-17 20:39:38,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44616 states and 62849 transitions. [2025-03-17 20:39:38,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44616 to 44616. [2025-03-17 20:39:38,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44616 states, 44616 states have (on average 1.4086650528958222) internal successors, (62849), 44615 states have internal predecessors, (62849), 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 20:39:38,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44616 states to 44616 states and 62849 transitions. [2025-03-17 20:39:38,849 INFO L240 hiAutomatonCegarLoop]: Abstraction has 44616 states and 62849 transitions. [2025-03-17 20:39:38,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:38,849 INFO L432 stractBuchiCegarLoop]: Abstraction has 44616 states and 62849 transitions. [2025-03-17 20:39:38,849 INFO L338 stractBuchiCegarLoop]: ======== Iteration 23 ============ [2025-03-17 20:39:38,849 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44616 states and 62849 transitions. [2025-03-17 20:39:38,953 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 43840 [2025-03-17 20:39:38,953 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:38,953 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:38,954 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:38,954 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] [2025-03-17 20:39:38,954 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:38,955 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#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);" "assume !(0 == ~t6_st~0);exists_runnable_thread_~__retres1~7#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume 0 != activate_threads_~tmp___4~0#1;~t5_st~0 := 0;" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:38,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:38,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1269814148, now seen corresponding path program 7 times [2025-03-17 20:39:38,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:38,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661393692] [2025-03-17 20:39:38,955 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2025-03-17 20:39:38,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:38,961 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:38,963 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:38,963 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:38,963 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:38,963 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:38,965 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:38,966 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:38,967 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:38,967 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:38,972 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:38,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:38,972 INFO L85 PathProgramCache]: Analyzing trace with hash -836306910, now seen corresponding path program 1 times [2025-03-17 20:39:38,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:38,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474077527] [2025-03-17 20:39:38,972 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:38,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:38,978 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 84 statements into 1 equivalence classes. [2025-03-17 20:39:38,980 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 84 of 84 statements. [2025-03-17 20:39:38,980 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:38,980 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:39,150 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 20:39:39,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:39,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474077527] [2025-03-17 20:39:39,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474077527] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:39,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:39,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 20:39:39,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404644463] [2025-03-17 20:39:39,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:39,151 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:39,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:39,152 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:39,152 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:39,152 INFO L87 Difference]: Start difference. First operand 44616 states and 62849 transitions. cyclomatic complexity: 18361 Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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 20:39:39,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:39,327 INFO L93 Difference]: Finished difference Result 45320 states and 63264 transitions. [2025-03-17 20:39:39,327 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45320 states and 63264 transitions. [2025-03-17 20:39:39,475 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 44544 [2025-03-17 20:39:39,588 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45320 states to 45320 states and 63264 transitions. [2025-03-17 20:39:39,589 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45320 [2025-03-17 20:39:39,623 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45320 [2025-03-17 20:39:39,624 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45320 states and 63264 transitions. [2025-03-17 20:39:39,651 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:39,651 INFO L218 hiAutomatonCegarLoop]: Abstraction has 45320 states and 63264 transitions. [2025-03-17 20:39:39,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45320 states and 63264 transitions. [2025-03-17 20:39:40,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45320 to 45320. [2025-03-17 20:39:40,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45320 states, 45320 states have (on average 1.3959399823477494) internal successors, (63264), 45319 states have internal predecessors, (63264), 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 20:39:40,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45320 states to 45320 states and 63264 transitions. [2025-03-17 20:39:40,171 INFO L240 hiAutomatonCegarLoop]: Abstraction has 45320 states and 63264 transitions. [2025-03-17 20:39:40,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:40,171 INFO L432 stractBuchiCegarLoop]: Abstraction has 45320 states and 63264 transitions. [2025-03-17 20:39:40,171 INFO L338 stractBuchiCegarLoop]: ======== Iteration 24 ============ [2025-03-17 20:39:40,171 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 45320 states and 63264 transitions. [2025-03-17 20:39:40,277 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 44544 [2025-03-17 20:39:40,277 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:40,277 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:40,278 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:40,278 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] [2025-03-17 20:39:40,278 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:40,278 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#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);" "assume !(0 == ~t6_st~0);exists_runnable_thread_~__retres1~7#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:40,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:40,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1269814148, now seen corresponding path program 8 times [2025-03-17 20:39:40,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:40,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621513331] [2025-03-17 20:39:40,279 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:39:40,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:40,284 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:40,287 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:40,287 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:40,287 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:40,287 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:40,289 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:40,290 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:40,290 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:40,290 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:40,296 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:40,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:40,296 INFO L85 PathProgramCache]: Analyzing trace with hash -824990783, now seen corresponding path program 1 times [2025-03-17 20:39:40,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:40,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202653030] [2025-03-17 20:39:40,297 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:40,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:40,303 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 84 statements into 1 equivalence classes. [2025-03-17 20:39:40,305 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 84 of 84 statements. [2025-03-17 20:39:40,305 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:40,305 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:40,321 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 20:39:40,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:40,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202653030] [2025-03-17 20:39:40,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202653030] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:40,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:40,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:40,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493306578] [2025-03-17 20:39:40,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:40,323 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:40,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:40,323 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:40,323 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:40,323 INFO L87 Difference]: Start difference. First operand 45320 states and 63264 transitions. cyclomatic complexity: 18072 Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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 20:39:40,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:40,634 INFO L93 Difference]: Finished difference Result 52985 states and 73692 transitions. [2025-03-17 20:39:40,634 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52985 states and 73692 transitions. [2025-03-17 20:39:40,882 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 52160 [2025-03-17 20:39:41,026 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52985 states to 52985 states and 73692 transitions. [2025-03-17 20:39:41,026 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52985 [2025-03-17 20:39:41,063 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52985 [2025-03-17 20:39:41,063 INFO L73 IsDeterministic]: Start isDeterministic. Operand 52985 states and 73692 transitions. [2025-03-17 20:39:41,099 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:41,099 INFO L218 hiAutomatonCegarLoop]: Abstraction has 52985 states and 73692 transitions. [2025-03-17 20:39:41,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52985 states and 73692 transitions. [2025-03-17 20:39:41,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52985 to 52985. [2025-03-17 20:39:41,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52985 states, 52985 states have (on average 1.3908087194489007) internal successors, (73692), 52984 states have internal predecessors, (73692), 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 20:39:41,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52985 states to 52985 states and 73692 transitions. [2025-03-17 20:39:41,904 INFO L240 hiAutomatonCegarLoop]: Abstraction has 52985 states and 73692 transitions. [2025-03-17 20:39:41,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:41,905 INFO L432 stractBuchiCegarLoop]: Abstraction has 52985 states and 73692 transitions. [2025-03-17 20:39:41,905 INFO L338 stractBuchiCegarLoop]: ======== Iteration 25 ============ [2025-03-17 20:39:41,905 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 52985 states and 73692 transitions. [2025-03-17 20:39:42,024 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 52160 [2025-03-17 20:39:42,024 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:42,025 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:42,025 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:42,025 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] [2025-03-17 20:39:42,025 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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;~T4_E~0 := 1;" "assume !(0 == ~T5_E~0);" "assume !(0 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;~T4_E~0 := 2;" "assume !(1 == ~T5_E~0);" "assume !(1 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:42,025 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#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);" "assume !(0 == ~t6_st~0);exists_runnable_thread_~__retres1~7#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume !(0 == ~T5_E~0);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:42,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:42,026 INFO L85 PathProgramCache]: Analyzing trace with hash -1353650532, now seen corresponding path program 1 times [2025-03-17 20:39:42,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:42,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547477361] [2025-03-17 20:39:42,026 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:42,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:42,031 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:42,032 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:42,032 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:42,032 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:42,049 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 20:39:42,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:42,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547477361] [2025-03-17 20:39:42,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547477361] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:42,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:42,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:42,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674866783] [2025-03-17 20:39:42,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:42,050 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:42,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:42,050 INFO L85 PathProgramCache]: Analyzing trace with hash 1799462944, now seen corresponding path program 1 times [2025-03-17 20:39:42,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:42,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514415110] [2025-03-17 20:39:42,050 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:42,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:42,056 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 84 statements into 1 equivalence classes. [2025-03-17 20:39:42,058 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 84 of 84 statements. [2025-03-17 20:39:42,058 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:42,058 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:42,069 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 20:39:42,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:42,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514415110] [2025-03-17 20:39:42,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514415110] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:42,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:42,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:42,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937235867] [2025-03-17 20:39:42,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:42,070 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:42,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:42,070 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:42,071 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:42,071 INFO L87 Difference]: Start difference. First operand 52985 states and 73692 transitions. cyclomatic complexity: 20835 Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 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 20:39:42,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:42,285 INFO L93 Difference]: Finished difference Result 90580 states and 126068 transitions. [2025-03-17 20:39:42,285 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 90580 states and 126068 transitions. [2025-03-17 20:39:42,908 INFO L131 ngComponentsAnalysis]: Automaton has 256 accepting balls. 89088 [2025-03-17 20:39:43,137 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 90580 states to 90580 states and 126068 transitions. [2025-03-17 20:39:43,137 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 90580 [2025-03-17 20:39:43,204 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 90580 [2025-03-17 20:39:43,205 INFO L73 IsDeterministic]: Start isDeterministic. Operand 90580 states and 126068 transitions. [2025-03-17 20:39:43,259 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:43,259 INFO L218 hiAutomatonCegarLoop]: Abstraction has 90580 states and 126068 transitions. [2025-03-17 20:39:43,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90580 states and 126068 transitions. [2025-03-17 20:39:43,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90580 to 90580. [2025-03-17 20:39:44,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90580 states, 90580 states have (on average 1.391786266283948) internal successors, (126068), 90579 states have internal predecessors, (126068), 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 20:39:44,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90580 states to 90580 states and 126068 transitions. [2025-03-17 20:39:44,197 INFO L240 hiAutomatonCegarLoop]: Abstraction has 90580 states and 126068 transitions. [2025-03-17 20:39:44,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:44,198 INFO L432 stractBuchiCegarLoop]: Abstraction has 90580 states and 126068 transitions. [2025-03-17 20:39:44,198 INFO L338 stractBuchiCegarLoop]: ======== Iteration 26 ============ [2025-03-17 20:39:44,198 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 90580 states and 126068 transitions. [2025-03-17 20:39:44,416 INFO L131 ngComponentsAnalysis]: Automaton has 256 accepting balls. 89088 [2025-03-17 20:39:44,416 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:44,416 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:44,417 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:44,417 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] [2025-03-17 20:39:44,417 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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);" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume !(1 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:44,417 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#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);" "assume !(0 == ~t6_st~0);exists_runnable_thread_~__retres1~7#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume !(0 == ~T5_E~0);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_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;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:44,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:44,418 INFO L85 PathProgramCache]: Analyzing trace with hash -976411141, now seen corresponding path program 1 times [2025-03-17 20:39:44,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:44,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57131113] [2025-03-17 20:39:44,418 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:44,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:44,423 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:44,424 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:44,424 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:44,425 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:44,445 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 20:39:44,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:44,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57131113] [2025-03-17 20:39:44,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57131113] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:44,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:44,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 20:39:44,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542045362] [2025-03-17 20:39:44,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:44,446 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:44,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:44,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1799462944, now seen corresponding path program 2 times [2025-03-17 20:39:44,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:44,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370822618] [2025-03-17 20:39:44,446 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:39:44,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:44,451 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 84 statements into 1 equivalence classes. [2025-03-17 20:39:44,453 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 84 of 84 statements. [2025-03-17 20:39:44,453 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:44,453 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:44,465 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 20:39:44,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:44,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370822618] [2025-03-17 20:39:44,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370822618] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:44,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:44,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:44,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42688930] [2025-03-17 20:39:44,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:44,465 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:44,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:44,466 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:44,466 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:44,466 INFO L87 Difference]: Start difference. First operand 90580 states and 126068 transitions. cyclomatic complexity: 35744 Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 2 states have internal predecessors, (72), 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 20:39:45,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:45,015 INFO L93 Difference]: Finished difference Result 90577 states and 125421 transitions. [2025-03-17 20:39:45,015 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 90577 states and 125421 transitions. [2025-03-17 20:39:45,388 INFO L131 ngComponentsAnalysis]: Automaton has 256 accepting balls. 89088 [2025-03-17 20:39:45,607 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 90577 states to 90577 states and 125421 transitions. [2025-03-17 20:39:45,607 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 90577 [2025-03-17 20:39:45,663 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 90577 [2025-03-17 20:39:45,663 INFO L73 IsDeterministic]: Start isDeterministic. Operand 90577 states and 125421 transitions. [2025-03-17 20:39:45,720 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:45,720 INFO L218 hiAutomatonCegarLoop]: Abstraction has 90577 states and 125421 transitions. [2025-03-17 20:39:45,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90577 states and 125421 transitions. [2025-03-17 20:39:46,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90577 to 45320. [2025-03-17 20:39:46,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45320 states, 45320 states have (on average 1.384576345984113) internal successors, (62749), 45319 states have internal predecessors, (62749), 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 20:39:46,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45320 states to 45320 states and 62749 transitions. [2025-03-17 20:39:46,675 INFO L240 hiAutomatonCegarLoop]: Abstraction has 45320 states and 62749 transitions. [2025-03-17 20:39:46,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:46,675 INFO L432 stractBuchiCegarLoop]: Abstraction has 45320 states and 62749 transitions. [2025-03-17 20:39:46,676 INFO L338 stractBuchiCegarLoop]: ======== Iteration 27 ============ [2025-03-17 20:39:46,676 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 45320 states and 62749 transitions. [2025-03-17 20:39:46,787 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 44544 [2025-03-17 20:39:46,787 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:46,787 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:46,788 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:46,788 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] [2025-03-17 20:39:46,788 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:46,788 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#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);" "assume !(0 == ~t6_st~0);exists_runnable_thread_~__retres1~7#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T2_E~0;~T2_E~0 := 1;" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume 0 == ~T6_E~0;~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true;" "assume 1 == ~M_E~0;~M_E~0 := 2;" "assume !(1 == ~T1_E~0);" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:46,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:46,789 INFO L85 PathProgramCache]: Analyzing trace with hash -1269814148, now seen corresponding path program 9 times [2025-03-17 20:39:46,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:46,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479983206] [2025-03-17 20:39:46,789 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-17 20:39:46,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:46,794 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:46,796 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:46,796 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-17 20:39:46,796 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:46,796 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:46,798 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:46,799 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:46,799 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:46,800 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:46,804 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:46,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:46,805 INFO L85 PathProgramCache]: Analyzing trace with hash -722268672, now seen corresponding path program 1 times [2025-03-17 20:39:46,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:46,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608302945] [2025-03-17 20:39:46,805 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:46,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:46,810 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 84 statements into 1 equivalence classes. [2025-03-17 20:39:46,812 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 84 of 84 statements. [2025-03-17 20:39:46,812 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:46,812 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:46,823 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 20:39:46,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:46,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608302945] [2025-03-17 20:39:46,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608302945] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:46,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:46,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:46,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301693706] [2025-03-17 20:39:46,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:46,824 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:46,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:46,824 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:46,824 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:46,824 INFO L87 Difference]: Start difference. First operand 45320 states and 62749 transitions. cyclomatic complexity: 17557 Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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 20:39:47,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:47,007 INFO L93 Difference]: Finished difference Result 65706 states and 90606 transitions. [2025-03-17 20:39:47,007 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 65706 states and 90606 transitions. [2025-03-17 20:39:47,234 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 64549 [2025-03-17 20:39:47,397 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 65706 states to 65706 states and 90606 transitions. [2025-03-17 20:39:47,397 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 65706 [2025-03-17 20:39:47,443 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 65706 [2025-03-17 20:39:47,444 INFO L73 IsDeterministic]: Start isDeterministic. Operand 65706 states and 90606 transitions. [2025-03-17 20:39:47,481 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:47,481 INFO L218 hiAutomatonCegarLoop]: Abstraction has 65706 states and 90606 transitions. [2025-03-17 20:39:47,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65706 states and 90606 transitions. [2025-03-17 20:39:48,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65706 to 65675. [2025-03-17 20:39:48,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65675 states, 65675 states have (on average 1.379139703083365) internal successors, (90575), 65674 states have internal predecessors, (90575), 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 20:39:48,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65675 states to 65675 states and 90575 transitions. [2025-03-17 20:39:48,313 INFO L240 hiAutomatonCegarLoop]: Abstraction has 65675 states and 90575 transitions. [2025-03-17 20:39:48,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:48,313 INFO L432 stractBuchiCegarLoop]: Abstraction has 65675 states and 90575 transitions. [2025-03-17 20:39:48,313 INFO L338 stractBuchiCegarLoop]: ======== Iteration 28 ============ [2025-03-17 20:39:48,313 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 65675 states and 90575 transitions. [2025-03-17 20:39:48,470 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 64518 [2025-03-17 20:39:48,471 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:48,471 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:48,473 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:48,473 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] [2025-03-17 20:39:48,473 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 0 == ~E_6~0;~E_6~0 := 1;" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 1 == ~E_6~0;~E_6~0 := 2;" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:48,474 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#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);" "assume !(0 == ~t6_st~0);exists_runnable_thread_~__retres1~7#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T2_E~0;~T2_E~0 := 1;" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume 0 == ~T6_E~0;~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true;" "assume 1 == ~M_E~0;~M_E~0 := 2;" "assume !(1 == ~T1_E~0);" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:48,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:48,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1891962524, now seen corresponding path program 1 times [2025-03-17 20:39:48,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:48,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315223050] [2025-03-17 20:39:48,477 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:48,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:48,484 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:48,486 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:48,486 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:48,486 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:48,503 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 20:39:48,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:48,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315223050] [2025-03-17 20:39:48,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315223050] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:48,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:48,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:48,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109572150] [2025-03-17 20:39:48,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:48,505 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-17 20:39:48,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:48,505 INFO L85 PathProgramCache]: Analyzing trace with hash -621356705, now seen corresponding path program 1 times [2025-03-17 20:39:48,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:48,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585599026] [2025-03-17 20:39:48,505 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:48,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:48,510 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 84 statements into 1 equivalence classes. [2025-03-17 20:39:48,512 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 84 of 84 statements. [2025-03-17 20:39:48,512 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:48,512 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:48,523 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 20:39:48,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:48,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585599026] [2025-03-17 20:39:48,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585599026] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:48,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:48,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:48,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034064277] [2025-03-17 20:39:48,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:48,525 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:48,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:48,525 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 20:39:48,525 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-17 20:39:48,526 INFO L87 Difference]: Start difference. First operand 65675 states and 90575 transitions. cyclomatic complexity: 25028 Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 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 20:39:49,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:49,185 INFO L93 Difference]: Finished difference Result 120599 states and 166923 transitions. [2025-03-17 20:39:49,185 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 120599 states and 166923 transitions. [2025-03-17 20:39:49,644 INFO L131 ngComponentsAnalysis]: Automaton has 318 accepting balls. 112669 [2025-03-17 20:39:49,961 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 120599 states to 120599 states and 166923 transitions. [2025-03-17 20:39:49,961 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 120599 [2025-03-17 20:39:50,055 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 120599 [2025-03-17 20:39:50,055 INFO L73 IsDeterministic]: Start isDeterministic. Operand 120599 states and 166923 transitions. [2025-03-17 20:39:50,121 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:50,121 INFO L218 hiAutomatonCegarLoop]: Abstraction has 120599 states and 166923 transitions. [2025-03-17 20:39:50,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120599 states and 166923 transitions. [2025-03-17 20:39:51,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120599 to 61839. [2025-03-17 20:39:51,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61839 states, 61839 states have (on average 1.3806659227995277) internal successors, (85379), 61838 states have internal predecessors, (85379), 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 20:39:51,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61839 states to 61839 states and 85379 transitions. [2025-03-17 20:39:51,198 INFO L240 hiAutomatonCegarLoop]: Abstraction has 61839 states and 85379 transitions. [2025-03-17 20:39:51,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 20:39:51,198 INFO L432 stractBuchiCegarLoop]: Abstraction has 61839 states and 85379 transitions. [2025-03-17 20:39:51,198 INFO L338 stractBuchiCegarLoop]: ======== Iteration 29 ============ [2025-03-17 20:39:51,198 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61839 states and 85379 transitions. [2025-03-17 20:39:51,372 INFO L131 ngComponentsAnalysis]: Automaton has 128 accepting balls. 60731 [2025-03-17 20:39:51,373 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:51,373 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:51,373 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:51,373 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] [2025-03-17 20:39:51,374 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-17 20:39:51,374 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_#t~nondet11#1, eval_~tmp_ndt_7~0#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_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#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);" "assume !(0 == ~t6_st~0);exists_runnable_thread_~__retres1~7#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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_#t~nondet11#1, eval_~tmp_ndt_7~0#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);" "assume 0 == ~T2_E~0;~T2_E~0 := 1;" "assume 0 == ~T3_E~0;~T3_E~0 := 1;" "assume !(0 == ~T4_E~0);" "assume !(0 == ~T5_E~0);" "assume 0 == ~T6_E~0;~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true;" "assume 1 == ~M_E~0;~M_E~0 := 2;" "assume !(1 == ~T1_E~0);" "assume 1 == ~T2_E~0;~T2_E~0 := 2;" "assume 1 == ~T3_E~0;~T3_E~0 := 2;" "assume !(1 == ~T4_E~0);" "assume !(1 == ~T5_E~0);" "assume 1 == ~T6_E~0;~T6_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;~E_5~0 := 2;" "assume !(1 == ~E_6~0);" "assume { :end_inline_reset_delta_events } true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;start_simulation_#t~ret20#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;start_simulation_~tmp~3#1 := start_simulation_#t~ret20#1;havoc start_simulation_#t~ret20#1;" "assume !(0 == start_simulation_~tmp~3#1);" "assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;stop_simulation_#t~ret19#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret19#1;havoc stop_simulation_#t~ret19#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~ret21#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret19#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret21#1;havoc start_simulation_#t~ret21#1;" "assume !(0 != start_simulation_~tmp___0~1#1);" [2025-03-17 20:39:51,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:51,374 INFO L85 PathProgramCache]: Analyzing trace with hash -1269814148, now seen corresponding path program 10 times [2025-03-17 20:39:51,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:51,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407401983] [2025-03-17 20:39:51,374 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-03-17 20:39:51,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:51,381 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 72 statements into 2 equivalence classes. [2025-03-17 20:39:51,383 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:51,383 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-03-17 20:39:51,383 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:51,383 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:51,385 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-03-17 20:39:51,387 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 20:39:51,387 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:51,387 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:51,393 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:51,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:51,394 INFO L85 PathProgramCache]: Analyzing trace with hash -621356705, now seen corresponding path program 2 times [2025-03-17 20:39:51,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:51,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713391538] [2025-03-17 20:39:51,394 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:39:51,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:51,400 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 84 statements into 1 equivalence classes. [2025-03-17 20:39:51,402 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 84 of 84 statements. [2025-03-17 20:39:51,403 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:51,403 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:51,417 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 20:39:51,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:51,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713391538] [2025-03-17 20:39:51,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713391538] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:51,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:51,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:51,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975432495] [2025-03-17 20:39:51,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:51,418 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-17 20:39:51,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:51,418 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:51,418 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:51,418 INFO L87 Difference]: Start difference. First operand 61839 states and 85379 transitions. cyclomatic complexity: 23668 Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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 20:39:51,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:51,700 INFO L93 Difference]: Finished difference Result 104830 states and 141842 transitions. [2025-03-17 20:39:51,700 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 104830 states and 141842 transitions. [2025-03-17 20:39:52,440 INFO L131 ngComponentsAnalysis]: Automaton has 207 accepting balls. 102889 [2025-03-17 20:39:52,659 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 104830 states to 104830 states and 141842 transitions. [2025-03-17 20:39:52,659 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 104830 [2025-03-17 20:39:52,730 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 104830 [2025-03-17 20:39:52,730 INFO L73 IsDeterministic]: Start isDeterministic. Operand 104830 states and 141842 transitions. [2025-03-17 20:39:52,780 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:52,780 INFO L218 hiAutomatonCegarLoop]: Abstraction has 104830 states and 141842 transitions. [2025-03-17 20:39:52,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104830 states and 141842 transitions. [2025-03-17 20:39:53,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104830 to 100975. [2025-03-17 20:39:53,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100975 states, 100975 states have (on average 1.3581975736568457) internal successors, (137144), 100974 states have internal predecessors, (137144), 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 20:39:53,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100975 states to 100975 states and 137144 transitions. [2025-03-17 20:39:53,975 INFO L240 hiAutomatonCegarLoop]: Abstraction has 100975 states and 137144 transitions. [2025-03-17 20:39:53,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:53,976 INFO L432 stractBuchiCegarLoop]: Abstraction has 100975 states and 137144 transitions. [2025-03-17 20:39:53,976 INFO L338 stractBuchiCegarLoop]: ======== Iteration 30 ============ [2025-03-17 20:39:53,976 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 100975 states and 137144 transitions. [2025-03-17 20:39:54,229 INFO L131 ngComponentsAnalysis]: Automaton has 207 accepting balls. 99034 [2025-03-17 20:39:54,230 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:54,230 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:54,232 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:54,232 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:54,232 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "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_#t~nondet11#1, eval_~tmp_ndt_7~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" [2025-03-17 20:39:54,233 INFO L754 eck$LassoCheckResult]: Loop: "assume true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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);" "assume !(0 == ~t2_st~0);" "assume !(0 == ~t3_st~0);" "assume !(0 == ~t4_st~0);" "assume !(0 == ~t5_st~0);" "assume !(0 == ~t6_st~0);" [2025-03-17 20:39:54,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:54,235 INFO L85 PathProgramCache]: Analyzing trace with hash -709532079, now seen corresponding path program 1 times [2025-03-17 20:39:54,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:54,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42543002] [2025-03-17 20:39:54,236 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:54,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:54,240 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 73 statements into 1 equivalence classes. [2025-03-17 20:39:54,242 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 73 of 73 statements. [2025-03-17 20:39:54,242 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:54,242 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:54,242 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:54,243 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 73 statements into 1 equivalence classes. [2025-03-17 20:39:54,244 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 73 of 73 statements. [2025-03-17 20:39:54,244 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:54,244 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:54,254 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:54,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:54,255 INFO L85 PathProgramCache]: Analyzing trace with hash -272822194, now seen corresponding path program 1 times [2025-03-17 20:39:54,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:54,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105224028] [2025-03-17 20:39:54,255 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:54,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:54,257 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-03-17 20:39:54,258 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-03-17 20:39:54,258 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:54,258 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:54,258 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:54,259 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-03-17 20:39:54,259 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-03-17 20:39:54,260 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:54,260 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:54,262 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:54,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:54,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1144230914, now seen corresponding path program 1 times [2025-03-17 20:39:54,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:54,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117884077] [2025-03-17 20:39:54,263 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:54,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:54,268 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 86 statements into 1 equivalence classes. [2025-03-17 20:39:54,270 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 86 of 86 statements. [2025-03-17 20:39:54,272 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:54,272 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:54,285 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 20:39:54,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:54,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117884077] [2025-03-17 20:39:54,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117884077] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:54,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:54,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:54,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194897304] [2025-03-17 20:39:54,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:54,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:54,359 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:54,359 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:54,360 INFO L87 Difference]: Start difference. First operand 100975 states and 137144 transitions. cyclomatic complexity: 36376 Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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 20:39:54,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:54,646 INFO L93 Difference]: Finished difference Result 131294 states and 175363 transitions. [2025-03-17 20:39:54,646 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 131294 states and 175363 transitions. [2025-03-17 20:39:55,560 INFO L131 ngComponentsAnalysis]: Automaton has 222 accepting balls. 128518 [2025-03-17 20:39:55,853 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 131294 states to 131294 states and 175363 transitions. [2025-03-17 20:39:55,853 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 131294 [2025-03-17 20:39:55,936 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 131294 [2025-03-17 20:39:55,936 INFO L73 IsDeterministic]: Start isDeterministic. Operand 131294 states and 175363 transitions. [2025-03-17 20:39:55,992 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:39:55,992 INFO L218 hiAutomatonCegarLoop]: Abstraction has 131294 states and 175363 transitions. [2025-03-17 20:39:56,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131294 states and 175363 transitions. [2025-03-17 20:39:57,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131294 to 124702. [2025-03-17 20:39:57,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124702 states, 124702 states have (on average 1.3421035749226156) internal successors, (167363), 124701 states have internal predecessors, (167363), 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 20:39:57,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124702 states to 124702 states and 167363 transitions. [2025-03-17 20:39:57,411 INFO L240 hiAutomatonCegarLoop]: Abstraction has 124702 states and 167363 transitions. [2025-03-17 20:39:57,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:39:57,412 INFO L432 stractBuchiCegarLoop]: Abstraction has 124702 states and 167363 transitions. [2025-03-17 20:39:57,412 INFO L338 stractBuchiCegarLoop]: ======== Iteration 31 ============ [2025-03-17 20:39:57,412 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 124702 states and 167363 transitions. [2025-03-17 20:39:57,795 INFO L131 ngComponentsAnalysis]: Automaton has 222 accepting balls. 121926 [2025-03-17 20:39:57,796 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:39:57,796 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:39:57,796 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:57,796 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:39:57,797 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "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_#t~nondet11#1, eval_~tmp_ndt_7~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" [2025-03-17 20:39:57,797 INFO L754 eck$LassoCheckResult]: Loop: "assume true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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);" "assume !(0 == ~t6_st~0);" [2025-03-17 20:39:57,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:57,797 INFO L85 PathProgramCache]: Analyzing trace with hash -709532079, now seen corresponding path program 2 times [2025-03-17 20:39:57,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:57,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106602679] [2025-03-17 20:39:57,798 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 20:39:57,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:57,804 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 73 statements into 1 equivalence classes. [2025-03-17 20:39:57,806 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 73 of 73 statements. [2025-03-17 20:39:57,807 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 20:39:57,807 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:57,807 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:57,809 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 73 statements into 1 equivalence classes. [2025-03-17 20:39:57,811 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 73 of 73 statements. [2025-03-17 20:39:57,811 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:57,811 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:57,821 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:57,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:57,821 INFO L85 PathProgramCache]: Analyzing trace with hash -2036152542, now seen corresponding path program 1 times [2025-03-17 20:39:57,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:57,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067033402] [2025-03-17 20:39:57,822 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:57,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:57,826 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-03-17 20:39:57,827 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-03-17 20:39:57,827 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:57,828 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:57,828 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:39:57,828 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-03-17 20:39:57,829 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-03-17 20:39:57,829 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:57,829 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:39:57,831 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:39:57,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:39:57,831 INFO L85 PathProgramCache]: Analyzing trace with hash -1941309742, now seen corresponding path program 1 times [2025-03-17 20:39:57,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:39:57,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379251773] [2025-03-17 20:39:57,831 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:39:57,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:39:57,838 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 88 statements into 1 equivalence classes. [2025-03-17 20:39:57,840 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 88 of 88 statements. [2025-03-17 20:39:57,840 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:39:57,840 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:39:57,859 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 20:39:57,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:39:57,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379251773] [2025-03-17 20:39:57,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379251773] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:39:57,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:39:57,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:39:57,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305240407] [2025-03-17 20:39:57,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:39:57,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:39:57,924 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:39:57,924 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:39:57,924 INFO L87 Difference]: Start difference. First operand 124702 states and 167363 transitions. cyclomatic complexity: 42883 Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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 20:39:58,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:39:58,791 INFO L93 Difference]: Finished difference Result 168818 states and 224315 transitions. [2025-03-17 20:39:58,791 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 168818 states and 224315 transitions. [2025-03-17 20:39:59,361 INFO L131 ngComponentsAnalysis]: Automaton has 230 accepting balls. 164986 [2025-03-17 20:39:59,760 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 168818 states to 168818 states and 224315 transitions. [2025-03-17 20:39:59,760 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 168818 [2025-03-17 20:39:59,865 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 168818 [2025-03-17 20:39:59,865 INFO L73 IsDeterministic]: Start isDeterministic. Operand 168818 states and 224315 transitions. [2025-03-17 20:40:00,407 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:40:00,407 INFO L218 hiAutomatonCegarLoop]: Abstraction has 168818 states and 224315 transitions. [2025-03-17 20:40:00,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168818 states and 224315 transitions. [2025-03-17 20:40:01,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168818 to 160802. [2025-03-17 20:40:01,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160802 states, 160802 states have (on average 1.3346786731508316) internal successors, (214619), 160801 states have internal predecessors, (214619), 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 20:40:02,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160802 states to 160802 states and 214619 transitions. [2025-03-17 20:40:02,162 INFO L240 hiAutomatonCegarLoop]: Abstraction has 160802 states and 214619 transitions. [2025-03-17 20:40:02,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 20:40:02,163 INFO L432 stractBuchiCegarLoop]: Abstraction has 160802 states and 214619 transitions. [2025-03-17 20:40:02,163 INFO L338 stractBuchiCegarLoop]: ======== Iteration 32 ============ [2025-03-17 20:40:02,163 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 160802 states and 214619 transitions. [2025-03-17 20:40:02,581 INFO L131 ngComponentsAnalysis]: Automaton has 230 accepting balls. 156970 [2025-03-17 20:40:02,581 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-17 20:40:02,582 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-17 20:40:02,582 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:40:02,582 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 20:40:02,582 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;~t6_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;~t6_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;~t6_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;~T6_E~0 := 2;~E_1~0 := 2;~E_2~0 := 2;~E_3~0 := 2;~E_4~0 := 2;~E_5~0 := 2;~E_6~0 := 2;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~8#1;havoc main_~__retres1~8#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;~t6_i~0 := 1;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret20#1, start_simulation_#t~ret21#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~3#1, start_simulation_~tmp___0~1#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~3#1;havoc start_simulation_~tmp___0~1#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true;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 1 == ~t6_i~0;~t6_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 == ~T6_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 !(0 == ~E_6~0);" "assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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;havoc activate_threads_~tmp___5~0#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~ret12#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~ret12#1;havoc activate_threads_#t~ret12#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~ret13#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~ret13#1;havoc activate_threads_#t~ret13#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~ret14#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~ret14#1;havoc activate_threads_#t~ret14#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~ret15#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~ret15#1;havoc activate_threads_#t~ret15#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~ret16#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~ret16#1;havoc activate_threads_#t~ret16#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~ret17#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~ret17#1;havoc activate_threads_#t~ret17#1;" "assume !(0 != activate_threads_~tmp___4~0#1);" "assume { :begin_inline_is_transmit6_triggered } true;havoc is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;havoc is_transmit6_triggered_~__retres1~6#1;" "assume !(1 == ~t6_pc~0);" "is_transmit6_triggered_~__retres1~6#1 := 0;" "is_transmit6_triggered_#res#1 := is_transmit6_triggered_~__retres1~6#1;activate_threads_#t~ret18#1 := is_transmit6_triggered_#res#1;havoc is_transmit6_triggered_~__retres1~6#1;assume { :end_inline_is_transmit6_triggered } true;activate_threads_~tmp___5~0#1 := activate_threads_#t~ret18#1;havoc activate_threads_#t~ret18#1;" "assume !(0 != activate_threads_~tmp___5~0#1);" "havoc 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_#t~ret17#1, activate_threads_#t~ret18#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~0#1, activate_threads_~tmp___1~0#1, activate_threads_~tmp___2~0#1, activate_threads_~tmp___3~0#1, activate_threads_~tmp___4~0#1, activate_threads_~tmp___5~0#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 == ~T6_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 !(1 == ~E_6~0);" "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_#t~nondet11#1, eval_~tmp_ndt_7~0#1, eval_~tmp~0#1;havoc eval_~tmp~0#1;" [2025-03-17 20:40:02,582 INFO L754 eck$LassoCheckResult]: Loop: "assume true;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#1;havoc exists_runnable_thread_~__retres1~7#1;" "assume 0 == ~m_st~0;exists_runnable_thread_~__retres1~7#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~7#1;eval_#t~ret4#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~7#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);" "assume !(0 == ~t6_st~0);" [2025-03-17 20:40:02,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:40:02,583 INFO L85 PathProgramCache]: Analyzing trace with hash -709532079, now seen corresponding path program 3 times [2025-03-17 20:40:02,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:40:02,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436988084] [2025-03-17 20:40:02,583 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-17 20:40:02,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:40:02,588 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 73 statements into 1 equivalence classes. [2025-03-17 20:40:02,590 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 73 of 73 statements. [2025-03-17 20:40:02,591 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-17 20:40:02,591 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:40:02,591 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:40:02,593 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 73 statements into 1 equivalence classes. [2025-03-17 20:40:02,595 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 73 of 73 statements. [2025-03-17 20:40:02,595 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:40:02,595 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:40:02,600 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:40:02,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:40:02,601 INFO L85 PathProgramCache]: Analyzing trace with hash -929480306, now seen corresponding path program 1 times [2025-03-17 20:40:02,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:40:02,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953654019] [2025-03-17 20:40:02,601 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:40:02,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:40:02,604 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-03-17 20:40:02,605 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-03-17 20:40:02,605 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:40:02,605 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:40:02,605 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 20:40:02,606 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 17 statements into 1 equivalence classes. [2025-03-17 20:40:02,606 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 17 of 17 statements. [2025-03-17 20:40:02,606 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:40:02,607 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 20:40:02,608 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 20:40:02,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 20:40:02,608 INFO L85 PathProgramCache]: Analyzing trace with hash 20137278, now seen corresponding path program 1 times [2025-03-17 20:40:02,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 20:40:02,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172268815] [2025-03-17 20:40:02,609 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 20:40:02,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 20:40:02,614 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 90 statements into 1 equivalence classes. [2025-03-17 20:40:02,616 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 90 of 90 statements. [2025-03-17 20:40:02,616 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 20:40:02,616 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 20:40:02,629 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 20:40:02,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 20:40:02,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172268815] [2025-03-17 20:40:02,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172268815] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 20:40:02,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 20:40:02,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 20:40:02,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029335802] [2025-03-17 20:40:02,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 20:40:02,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 20:40:02,683 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 20:40:02,683 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 20:40:02,683 INFO L87 Difference]: Start difference. First operand 160802 states and 214619 transitions. cyclomatic complexity: 54047 Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 20:40:03,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 20:40:03,715 INFO L93 Difference]: Finished difference Result 222134 states and 294263 transitions. [2025-03-17 20:40:03,715 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 222134 states and 294263 transitions. [2025-03-17 20:40:04,698 INFO L131 ngComponentsAnalysis]: Automaton has 234 accepting balls. 216862 [2025-03-17 20:40:05,767 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 222134 states to 222134 states and 294263 transitions. [2025-03-17 20:40:05,767 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 222134 [2025-03-17 20:40:05,833 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 222134 [2025-03-17 20:40:05,833 INFO L73 IsDeterministic]: Start isDeterministic. Operand 222134 states and 294263 transitions. [2025-03-17 20:40:05,890 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-17 20:40:05,890 INFO L218 hiAutomatonCegarLoop]: Abstraction has 222134 states and 294263 transitions. [2025-03-17 20:40:05,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222134 states and 294263 transitions.