./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.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 ffdd9c6c8ed32275119d4b9d2dc66b9f80986fea1a039186a702d6c803e62485 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-25 00:01:14,772 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-25 00:01:14,865 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-25 00:01:14,871 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-25 00:01:14,871 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-25 00:01:14,902 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-25 00:01:14,904 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-25 00:01:14,905 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-25 00:01:14,906 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-25 00:01:14,907 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-25 00:01:14,908 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-25 00:01:14,908 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-25 00:01:14,909 INFO L153 SettingsManager]: * Use SBE=true [2024-10-25 00:01:14,911 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-25 00:01:14,911 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-25 00:01:14,911 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-25 00:01:14,912 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-25 00:01:14,912 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-25 00:01:14,915 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-25 00:01:14,916 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-25 00:01:14,916 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-25 00:01:14,916 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-25 00:01:14,917 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-25 00:01:14,917 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-25 00:01:14,917 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-25 00:01:14,917 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-25 00:01:14,918 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-25 00:01:14,918 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-25 00:01:14,918 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-25 00:01:14,918 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-25 00:01:14,919 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-25 00:01:14,919 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-25 00:01:14,919 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-25 00:01:14,919 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-25 00:01:14,920 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-25 00:01:14,920 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-25 00:01:14,923 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-25 00:01:14,923 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-25 00:01:14,924 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-25 00:01:14,924 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ffdd9c6c8ed32275119d4b9d2dc66b9f80986fea1a039186a702d6c803e62485 [2024-10-25 00:01:15,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-25 00:01:15,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-25 00:01:15,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-25 00:01:15,239 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-25 00:01:15,240 INFO L274 PluginConnector]: CDTParser initialized [2024-10-25 00:01:15,241 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2024-10-25 00:01:16,822 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-25 00:01:17,029 INFO L384 CDTParser]: Found 1 translation units. [2024-10-25 00:01:17,030 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2024-10-25 00:01:17,045 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09844b2bf/06a92b93daf64b1d892ca5c3714dc1a2/FLAG196789134 [2024-10-25 00:01:17,064 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09844b2bf/06a92b93daf64b1d892ca5c3714dc1a2 [2024-10-25 00:01:17,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-25 00:01:17,070 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-25 00:01:17,071 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-25 00:01:17,071 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-25 00:01:17,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-25 00:01:17,080 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:01:17" (1/1) ... [2024-10-25 00:01:17,084 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a13b42b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17, skipping insertion in model container [2024-10-25 00:01:17,084 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:01:17" (1/1) ... [2024-10-25 00:01:17,131 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-25 00:01:17,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-25 00:01:17,397 INFO L200 MainTranslator]: Completed pre-run [2024-10-25 00:01:17,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-25 00:01:17,470 INFO L204 MainTranslator]: Completed translation [2024-10-25 00:01:17,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17 WrapperNode [2024-10-25 00:01:17,470 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-25 00:01:17,472 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-25 00:01:17,472 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-25 00:01:17,472 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-25 00:01:17,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2024-10-25 00:01:17,488 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2024-10-25 00:01:17,527 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 527 [2024-10-25 00:01:17,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-25 00:01:17,529 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-25 00:01:17,529 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-25 00:01:17,530 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-25 00:01:17,544 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2024-10-25 00:01:17,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2024-10-25 00:01:17,553 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2024-10-25 00:01:17,581 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-25 00:01:17,581 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2024-10-25 00:01:17,582 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2024-10-25 00:01:17,589 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2024-10-25 00:01:17,597 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2024-10-25 00:01:17,599 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2024-10-25 00:01:17,601 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2024-10-25 00:01:17,604 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-25 00:01:17,606 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-25 00:01:17,608 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-25 00:01:17,608 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-25 00:01:17,609 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2024-10-25 00:01:17,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:17,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:17,648 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:17,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-25 00:01:17,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-25 00:01:17,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-25 00:01:17,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-25 00:01:17,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-25 00:01:17,794 INFO L238 CfgBuilder]: Building ICFG [2024-10-25 00:01:17,796 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-25 00:01:17,809 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-25 00:01:18,281 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2024-10-25 00:01:18,281 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2024-10-25 00:01:18,328 INFO L? ?]: Removed 117 outVars from TransFormulas that were not future-live. [2024-10-25 00:01:18,328 INFO L287 CfgBuilder]: Performing block encoding [2024-10-25 00:01:18,345 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-25 00:01:18,345 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-25 00:01:18,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:01:18 BoogieIcfgContainer [2024-10-25 00:01:18,346 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-25 00:01:18,347 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-25 00:01:18,347 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-25 00:01:18,351 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-25 00:01:18,352 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-25 00:01:18,352 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.10 12:01:17" (1/3) ... [2024-10-25 00:01:18,353 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@782030e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.10 12:01:18, skipping insertion in model container [2024-10-25 00:01:18,353 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-25 00:01:18,353 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (2/3) ... [2024-10-25 00:01:18,353 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@782030e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.10 12:01:18, skipping insertion in model container [2024-10-25 00:01:18,353 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-25 00:01:18,353 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:01:18" (3/3) ... [2024-10-25 00:01:18,354 INFO L332 chiAutomizerObserver]: Analyzing ICFG s3_srvr_2a_alt.BV.c.cil.c [2024-10-25 00:01:18,404 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-25 00:01:18,405 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-25 00:01:18,405 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-25 00:01:18,405 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-25 00:01:18,405 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-25 00:01:18,405 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-25 00:01:18,405 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-25 00:01:18,405 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-25 00:01:18,410 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 138 states, 137 states have (on average 1.72992700729927) internal successors, (237), 137 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:18,430 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2024-10-25 00:01:18,430 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:01:18,430 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:01:18,438 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-10-25 00:01:18,438 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:18,438 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-25 00:01:18,439 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 138 states, 137 states have (on average 1.72992700729927) internal successors, (237), 137 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:18,451 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2024-10-25 00:01:18,451 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:01:18,451 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:01:18,453 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-10-25 00:01:18,453 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:18,458 INFO L745 eck$LassoCheckResult]: Stem: 33#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(26, 2);call #Ultimate.allocInit(12, 3); 42#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret53#1, main_~s~0#1, main_~tmp~1#1;havoc main_~s~0#1;havoc main_~tmp~1#1;main_~s~0#1 := 8464;assume { :begin_inline_ssl3_accept } true;ssl3_accept_#in~initial_state#1 := main_~s~0#1;havoc ssl3_accept_#res#1;havoc ssl3_accept_#t~nondet4#1, ssl3_accept_#t~nondet5#1, ssl3_accept_#t~nondet6#1, ssl3_accept_#t~nondet7#1, ssl3_accept_#t~nondet8#1, ssl3_accept_#t~nondet9#1, ssl3_accept_#t~nondet10#1, ssl3_accept_#t~nondet11#1, ssl3_accept_#t~nondet12#1, ssl3_accept_#t~nondet13#1, ssl3_accept_#t~nondet14#1, ssl3_accept_#t~nondet15#1, ssl3_accept_#t~nondet16#1, ssl3_accept_#t~nondet17#1, ssl3_accept_#t~nondet18#1, ssl3_accept_#t~nondet19#1, ssl3_accept_#t~nondet20#1, ssl3_accept_#t~nondet21#1, ssl3_accept_#t~nondet22#1, ssl3_accept_#t~nondet23#1, ssl3_accept_#t~nondet24#1, ssl3_accept_#t~nondet25#1, ssl3_accept_#t~nondet26#1, ssl3_accept_#t~nondet27#1, ssl3_accept_#t~nondet28#1, ssl3_accept_#t~nondet29#1, ssl3_accept_#t~nondet30#1, ssl3_accept_#t~nondet31#1, ssl3_accept_#t~nondet32#1, ssl3_accept_#t~nondet33#1, ssl3_accept_#t~nondet34#1, ssl3_accept_#t~nondet35#1, ssl3_accept_#t~nondet36#1, ssl3_accept_#t~nondet37#1, ssl3_accept_#t~nondet38#1, ssl3_accept_#t~nondet39#1, ssl3_accept_#t~nondet40#1, ssl3_accept_#t~nondet41#1, ssl3_accept_#t~nondet42#1, ssl3_accept_#t~nondet43#1, ssl3_accept_#t~nondet44#1, ssl3_accept_#t~nondet45#1, ssl3_accept_#t~nondet46#1, ssl3_accept_#t~nondet47#1, ssl3_accept_#t~nondet48#1, ssl3_accept_#t~nondet49#1, ssl3_accept_#t~nondet50#1, ssl3_accept_#t~nondet51#1, ssl3_accept_#t~nondet52#1, ssl3_accept_~initial_state#1, ssl3_accept_~s__info_callback~0#1, ssl3_accept_~s__in_handshake~0#1, ssl3_accept_~s__state~0#1, ssl3_accept_~s__new_session~0#1, ssl3_accept_~s__server~0#1, ssl3_accept_~s__version~0#1, ssl3_accept_~s__type~0#1, ssl3_accept_~s__init_num~0#1, ssl3_accept_~s__hit~0#1, ssl3_accept_~s__rwstate~0#1, ssl3_accept_~s__init_buf___0~0#1, ssl3_accept_~s__debug~0#1, ssl3_accept_~s__shutdown~0#1, ssl3_accept_~s__cert~0#1, ssl3_accept_~s__options~0#1, ssl3_accept_~s__verify_mode~0#1, ssl3_accept_~s__session__peer~0#1, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1, ssl3_accept_~s__ctx__info_callback~0#1, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1, ssl3_accept_~s__ctx__stats__sess_accept~0#1, ssl3_accept_~s__ctx__stats__sess_accept_good~0#1, ssl3_accept_~s__s3__tmp__cert_request~0#1, ssl3_accept_~s__s3__tmp__reuse_message~0#1, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1, ssl3_accept_~s__s3__tmp__new_cipher~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1, ssl3_accept_~s__s3__tmp__next_state___0~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1, ssl3_accept_~s__session__cipher~0#1, ssl3_accept_~buf~0#1, ssl3_accept_~l~0#1, ssl3_accept_~Time~0#1, ssl3_accept_~tmp~0#1, ssl3_accept_~cb~0#1, ssl3_accept_~num1~0#1, ssl3_accept_~ret~0#1, ssl3_accept_~new_state~0#1, ssl3_accept_~state~0#1, ssl3_accept_~skip~0#1, ssl3_accept_~got_new_session~0#1, ssl3_accept_~tmp___1~0#1, ssl3_accept_~tmp___2~0#1, ssl3_accept_~tmp___3~0#1, ssl3_accept_~tmp___4~0#1, ssl3_accept_~tmp___5~0#1, ssl3_accept_~tmp___6~0#1, ssl3_accept_~tmp___7~0#1, ssl3_accept_~tmp___8~0#1, ssl3_accept_~tmp___9~0#1, ssl3_accept_~tmp___10~0#1, ssl3_accept_~blastFlag~0#1, ssl3_accept_~ag_X~0#1, ssl3_accept_~ag_Y~0#1, ssl3_accept_~__retres69~0#1;ssl3_accept_~initial_state#1 := ssl3_accept_#in~initial_state#1;havoc ssl3_accept_#t~nondet4#1;ssl3_accept_~s__info_callback~0#1 := ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet5#1;ssl3_accept_~s__in_handshake~0#1 := ssl3_accept_#t~nondet5#1;havoc ssl3_accept_#t~nondet5#1;havoc ssl3_accept_~s__state~0#1;havoc ssl3_accept_~s__new_session~0#1;havoc ssl3_accept_~s__server~0#1;havoc ssl3_accept_#t~nondet6#1;ssl3_accept_~s__version~0#1 := ssl3_accept_#t~nondet6#1;havoc ssl3_accept_#t~nondet6#1;havoc ssl3_accept_~s__type~0#1;havoc ssl3_accept_~s__init_num~0#1;havoc ssl3_accept_#t~nondet7#1;ssl3_accept_~s__hit~0#1 := ssl3_accept_#t~nondet7#1;havoc ssl3_accept_#t~nondet7#1;havoc ssl3_accept_~s__rwstate~0#1;havoc ssl3_accept_#t~nondet8#1;ssl3_accept_~s__init_buf___0~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;havoc ssl3_accept_~s__shutdown~0#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet16#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1 := ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet17#1;ssl3_accept_~s__ctx__stats__sess_accept~0#1 := ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet18#1;ssl3_accept_~s__ctx__stats__sess_accept_good~0#1 := ssl3_accept_#t~nondet18#1;havoc ssl3_accept_#t~nondet18#1;havoc ssl3_accept_~s__s3__tmp__cert_request~0#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__reuse_message~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet21#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet22#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet23#1;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1 := ssl3_accept_#t~nondet23#1;havoc ssl3_accept_#t~nondet23#1;havoc ssl3_accept_~s__session__cipher~0#1;havoc ssl3_accept_~buf~0#1;havoc ssl3_accept_~l~0#1;havoc ssl3_accept_~Time~0#1;havoc ssl3_accept_~tmp~0#1;havoc ssl3_accept_~cb~0#1;havoc ssl3_accept_#t~nondet24#1;ssl3_accept_~num1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;havoc ssl3_accept_~ret~0#1;havoc ssl3_accept_~new_state~0#1;havoc ssl3_accept_~state~0#1;havoc ssl3_accept_~skip~0#1;havoc ssl3_accept_~got_new_session~0#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet28#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet29#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___6~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;havoc ssl3_accept_~tmp___7~0#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet32#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet33#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#1;havoc ssl3_accept_~blastFlag~0#1;havoc ssl3_accept_#t~nondet34#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet35#1;ssl3_accept_~ag_Y~0#1 := ssl3_accept_#t~nondet35#1;havoc ssl3_accept_#t~nondet35#1;havoc ssl3_accept_~__retres69~0#1;ssl3_accept_~s__state~0#1 := ssl3_accept_~initial_state#1;ssl3_accept_~blastFlag~0#1 := 0;havoc ssl3_accept_#t~nondet36#1;ssl3_accept_~tmp~0#1 := ssl3_accept_#t~nondet36#1;havoc ssl3_accept_#t~nondet36#1;ssl3_accept_~Time~0#1 := ssl3_accept_~tmp~0#1;ssl3_accept_~cb~0#1 := 0;ssl3_accept_~ret~0#1 := -1;ssl3_accept_~skip~0#1 := 0;ssl3_accept_~got_new_session~0#1 := 0; 40#L85true assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 19#L88-2true ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 90#L95true assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 101#L95-1true assume !(0 == ssl3_accept_~s__cert~0#1); 97#L111-2true [2024-10-25 00:01:18,458 INFO L747 eck$LassoCheckResult]: Loop: 97#L111-2true assume !false; 53#L112true ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 54#L114true assume 12292 == ssl3_accept_~s__state~0#1; 4#ssl3_accept_switch_1_12292#1true ssl3_accept_~s__new_session~0#1 := 1; 80#L224true ssl3_accept_~s__server~0#1 := 1; 136#L229true assume 0 != ssl3_accept_~cb~0#1; 120#L229-2true assume !(3 != 8 * ssl3_accept_~s__version~0#1 % 4294967296);ssl3_accept_~s__type~0#1 := 8192; 31#L241true assume !(0 == ssl3_accept_~s__init_buf___0~0#1); 58#L241-2true assume !(0 == ssl3_accept_~tmp___4~0#1);ssl3_accept_~s__init_num~0#1 := 0; 15#L266true assume !(12292 != ssl3_accept_~s__state~0#1);ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1 := 1 + ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1;ssl3_accept_~s__state~0#1 := 8480; 84#$Ultimate##219true assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 105#L637true ssl3_accept_~skip~0#1 := 0; 97#L111-2true [2024-10-25 00:01:18,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:18,464 INFO L85 PathProgramCache]: Analyzing trace with hash 889513938, now seen corresponding path program 1 times [2024-10-25 00:01:18,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:18,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003073246] [2024-10-25 00:01:18,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:18,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:18,571 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:18,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:18,617 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:18,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:18,621 INFO L85 PathProgramCache]: Analyzing trace with hash 450429232, now seen corresponding path program 1 times [2024-10-25 00:01:18,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:18,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958103415] [2024-10-25 00:01:18,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:18,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:18,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:18,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 00:01:18,674 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 00:01:18,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958103415] [2024-10-25 00:01:18,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958103415] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 00:01:18,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 00:01:18,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-25 00:01:18,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612905237] [2024-10-25 00:01:18,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 00:01:18,680 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-25 00:01:18,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 00:01:18,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-25 00:01:18,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-25 00:01:18,716 INFO L87 Difference]: Start difference. First operand has 138 states, 137 states have (on average 1.72992700729927) internal successors, (237), 137 states have internal predecessors, (237), 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 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:18,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-25 00:01:18,734 INFO L93 Difference]: Finished difference Result 131 states and 220 transitions. [2024-10-25 00:01:18,735 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 131 states and 220 transitions. [2024-10-25 00:01:18,739 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2024-10-25 00:01:18,744 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 131 states to 112 states and 172 transitions. [2024-10-25 00:01:18,745 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 112 [2024-10-25 00:01:18,746 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 112 [2024-10-25 00:01:18,746 INFO L73 IsDeterministic]: Start isDeterministic. Operand 112 states and 172 transitions. [2024-10-25 00:01:18,747 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-25 00:01:18,747 INFO L218 hiAutomatonCegarLoop]: Abstraction has 112 states and 172 transitions. [2024-10-25 00:01:18,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states and 172 transitions. [2024-10-25 00:01:18,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2024-10-25 00:01:18,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 112 states have (on average 1.5357142857142858) internal successors, (172), 111 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:18,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 172 transitions. [2024-10-25 00:01:18,775 INFO L240 hiAutomatonCegarLoop]: Abstraction has 112 states and 172 transitions. [2024-10-25 00:01:18,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-25 00:01:18,779 INFO L425 stractBuchiCegarLoop]: Abstraction has 112 states and 172 transitions. [2024-10-25 00:01:18,779 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-25 00:01:18,780 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 112 states and 172 transitions. [2024-10-25 00:01:18,781 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2024-10-25 00:01:18,781 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:01:18,781 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:01:18,782 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-10-25 00:01:18,782 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:18,783 INFO L745 eck$LassoCheckResult]: Stem: 324#$Ultimate##0 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(26, 2);call #Ultimate.allocInit(12, 3); 325#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret53#1, main_~s~0#1, main_~tmp~1#1;havoc main_~s~0#1;havoc main_~tmp~1#1;main_~s~0#1 := 8464;assume { :begin_inline_ssl3_accept } true;ssl3_accept_#in~initial_state#1 := main_~s~0#1;havoc ssl3_accept_#res#1;havoc ssl3_accept_#t~nondet4#1, ssl3_accept_#t~nondet5#1, ssl3_accept_#t~nondet6#1, ssl3_accept_#t~nondet7#1, ssl3_accept_#t~nondet8#1, ssl3_accept_#t~nondet9#1, ssl3_accept_#t~nondet10#1, ssl3_accept_#t~nondet11#1, ssl3_accept_#t~nondet12#1, ssl3_accept_#t~nondet13#1, ssl3_accept_#t~nondet14#1, ssl3_accept_#t~nondet15#1, ssl3_accept_#t~nondet16#1, ssl3_accept_#t~nondet17#1, ssl3_accept_#t~nondet18#1, ssl3_accept_#t~nondet19#1, ssl3_accept_#t~nondet20#1, ssl3_accept_#t~nondet21#1, ssl3_accept_#t~nondet22#1, ssl3_accept_#t~nondet23#1, ssl3_accept_#t~nondet24#1, ssl3_accept_#t~nondet25#1, ssl3_accept_#t~nondet26#1, ssl3_accept_#t~nondet27#1, ssl3_accept_#t~nondet28#1, ssl3_accept_#t~nondet29#1, ssl3_accept_#t~nondet30#1, ssl3_accept_#t~nondet31#1, ssl3_accept_#t~nondet32#1, ssl3_accept_#t~nondet33#1, ssl3_accept_#t~nondet34#1, ssl3_accept_#t~nondet35#1, ssl3_accept_#t~nondet36#1, ssl3_accept_#t~nondet37#1, ssl3_accept_#t~nondet38#1, ssl3_accept_#t~nondet39#1, ssl3_accept_#t~nondet40#1, ssl3_accept_#t~nondet41#1, ssl3_accept_#t~nondet42#1, ssl3_accept_#t~nondet43#1, ssl3_accept_#t~nondet44#1, ssl3_accept_#t~nondet45#1, ssl3_accept_#t~nondet46#1, ssl3_accept_#t~nondet47#1, ssl3_accept_#t~nondet48#1, ssl3_accept_#t~nondet49#1, ssl3_accept_#t~nondet50#1, ssl3_accept_#t~nondet51#1, ssl3_accept_#t~nondet52#1, ssl3_accept_~initial_state#1, ssl3_accept_~s__info_callback~0#1, ssl3_accept_~s__in_handshake~0#1, ssl3_accept_~s__state~0#1, ssl3_accept_~s__new_session~0#1, ssl3_accept_~s__server~0#1, ssl3_accept_~s__version~0#1, ssl3_accept_~s__type~0#1, ssl3_accept_~s__init_num~0#1, ssl3_accept_~s__hit~0#1, ssl3_accept_~s__rwstate~0#1, ssl3_accept_~s__init_buf___0~0#1, ssl3_accept_~s__debug~0#1, ssl3_accept_~s__shutdown~0#1, ssl3_accept_~s__cert~0#1, ssl3_accept_~s__options~0#1, ssl3_accept_~s__verify_mode~0#1, ssl3_accept_~s__session__peer~0#1, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1, ssl3_accept_~s__ctx__info_callback~0#1, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1, ssl3_accept_~s__ctx__stats__sess_accept~0#1, ssl3_accept_~s__ctx__stats__sess_accept_good~0#1, ssl3_accept_~s__s3__tmp__cert_request~0#1, ssl3_accept_~s__s3__tmp__reuse_message~0#1, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1, ssl3_accept_~s__s3__tmp__new_cipher~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1, ssl3_accept_~s__s3__tmp__next_state___0~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1, ssl3_accept_~s__session__cipher~0#1, ssl3_accept_~buf~0#1, ssl3_accept_~l~0#1, ssl3_accept_~Time~0#1, ssl3_accept_~tmp~0#1, ssl3_accept_~cb~0#1, ssl3_accept_~num1~0#1, ssl3_accept_~ret~0#1, ssl3_accept_~new_state~0#1, ssl3_accept_~state~0#1, ssl3_accept_~skip~0#1, ssl3_accept_~got_new_session~0#1, ssl3_accept_~tmp___1~0#1, ssl3_accept_~tmp___2~0#1, ssl3_accept_~tmp___3~0#1, ssl3_accept_~tmp___4~0#1, ssl3_accept_~tmp___5~0#1, ssl3_accept_~tmp___6~0#1, ssl3_accept_~tmp___7~0#1, ssl3_accept_~tmp___8~0#1, ssl3_accept_~tmp___9~0#1, ssl3_accept_~tmp___10~0#1, ssl3_accept_~blastFlag~0#1, ssl3_accept_~ag_X~0#1, ssl3_accept_~ag_Y~0#1, ssl3_accept_~__retres69~0#1;ssl3_accept_~initial_state#1 := ssl3_accept_#in~initial_state#1;havoc ssl3_accept_#t~nondet4#1;ssl3_accept_~s__info_callback~0#1 := ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet5#1;ssl3_accept_~s__in_handshake~0#1 := ssl3_accept_#t~nondet5#1;havoc ssl3_accept_#t~nondet5#1;havoc ssl3_accept_~s__state~0#1;havoc ssl3_accept_~s__new_session~0#1;havoc ssl3_accept_~s__server~0#1;havoc ssl3_accept_#t~nondet6#1;ssl3_accept_~s__version~0#1 := ssl3_accept_#t~nondet6#1;havoc ssl3_accept_#t~nondet6#1;havoc ssl3_accept_~s__type~0#1;havoc ssl3_accept_~s__init_num~0#1;havoc ssl3_accept_#t~nondet7#1;ssl3_accept_~s__hit~0#1 := ssl3_accept_#t~nondet7#1;havoc ssl3_accept_#t~nondet7#1;havoc ssl3_accept_~s__rwstate~0#1;havoc ssl3_accept_#t~nondet8#1;ssl3_accept_~s__init_buf___0~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;havoc ssl3_accept_~s__shutdown~0#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet16#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1 := ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet17#1;ssl3_accept_~s__ctx__stats__sess_accept~0#1 := ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet18#1;ssl3_accept_~s__ctx__stats__sess_accept_good~0#1 := ssl3_accept_#t~nondet18#1;havoc ssl3_accept_#t~nondet18#1;havoc ssl3_accept_~s__s3__tmp__cert_request~0#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__reuse_message~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet21#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet22#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet23#1;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1 := ssl3_accept_#t~nondet23#1;havoc ssl3_accept_#t~nondet23#1;havoc ssl3_accept_~s__session__cipher~0#1;havoc ssl3_accept_~buf~0#1;havoc ssl3_accept_~l~0#1;havoc ssl3_accept_~Time~0#1;havoc ssl3_accept_~tmp~0#1;havoc ssl3_accept_~cb~0#1;havoc ssl3_accept_#t~nondet24#1;ssl3_accept_~num1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;havoc ssl3_accept_~ret~0#1;havoc ssl3_accept_~new_state~0#1;havoc ssl3_accept_~state~0#1;havoc ssl3_accept_~skip~0#1;havoc ssl3_accept_~got_new_session~0#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet28#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet29#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___6~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;havoc ssl3_accept_~tmp___7~0#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet32#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet33#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#1;havoc ssl3_accept_~blastFlag~0#1;havoc ssl3_accept_#t~nondet34#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet35#1;ssl3_accept_~ag_Y~0#1 := ssl3_accept_#t~nondet35#1;havoc ssl3_accept_#t~nondet35#1;havoc ssl3_accept_~__retres69~0#1;ssl3_accept_~s__state~0#1 := ssl3_accept_~initial_state#1;ssl3_accept_~blastFlag~0#1 := 0;havoc ssl3_accept_#t~nondet36#1;ssl3_accept_~tmp~0#1 := ssl3_accept_#t~nondet36#1;havoc ssl3_accept_#t~nondet36#1;ssl3_accept_~Time~0#1 := ssl3_accept_~tmp~0#1;ssl3_accept_~cb~0#1 := 0;ssl3_accept_~ret~0#1 := -1;ssl3_accept_~skip~0#1 := 0;ssl3_accept_~got_new_session~0#1 := 0; 332#L85 assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 306#L88-2 ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 307#L95 assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 379#L95-1 assume !(0 == ssl3_accept_~s__cert~0#1); 382#L111-2 [2024-10-25 00:01:18,783 INFO L747 eck$LassoCheckResult]: Loop: 382#L111-2 assume !false; 343#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 344#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 283#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 284#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 317#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 318#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 361#L129 assume 8480 == ssl3_accept_~s__state~0#1; 308#ssl3_accept_switch_1_8481#1 ssl3_accept_~s__shutdown~0#1 := 0;havoc ssl3_accept_#t~nondet38#1;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet38#1;havoc ssl3_accept_#t~nondet38#1; 309#L285 assume !(ssl3_accept_~ret~0#1 <= 0);ssl3_accept_~s__s3__tmp__next_state___0~0#1 := 8482;ssl3_accept_~s__state~0#1 := 8448;ssl3_accept_~s__init_num~0#1 := 0; 300#$Ultimate##219 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 322#L637 ssl3_accept_~skip~0#1 := 0; 382#L111-2 [2024-10-25 00:01:18,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:18,784 INFO L85 PathProgramCache]: Analyzing trace with hash 889513938, now seen corresponding path program 2 times [2024-10-25 00:01:18,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:18,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836340110] [2024-10-25 00:01:18,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:18,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:18,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:18,806 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:18,829 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:18,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:18,832 INFO L85 PathProgramCache]: Analyzing trace with hash -289497929, now seen corresponding path program 1 times [2024-10-25 00:01:18,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:18,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237445619] [2024-10-25 00:01:18,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:18,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:18,846 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:18,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:18,852 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:18,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:18,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1315351800, now seen corresponding path program 1 times [2024-10-25 00:01:18,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:18,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275765106] [2024-10-25 00:01:18,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:18,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:18,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:19,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 00:01:19,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 00:01:19,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275765106] [2024-10-25 00:01:19,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275765106] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 00:01:19,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 00:01:19,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-25 00:01:19,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370627792] [2024-10-25 00:01:19,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 00:01:19,187 INFO L204 LassoAnalysis]: Preferences: [2024-10-25 00:01:19,188 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-25 00:01:19,188 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-25 00:01:19,188 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-25 00:01:19,188 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-10-25 00:01:19,188 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:19,189 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-25 00:01:19,189 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-25 00:01:19,189 INFO L132 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration2_Loop [2024-10-25 00:01:19,190 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-25 00:01:19,190 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-25 00:01:19,209 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:19,223 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:19,233 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:19,235 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:19,239 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:19,242 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:19,246 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:19,318 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-25 00:01:19,319 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-10-25 00:01:19,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:19,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:19,323 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:19,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-25 00:01:19,327 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-25 00:01:19,328 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-25 00:01:19,347 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-25 00:01:19,348 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~state~0#1=8480} Honda state: {ULTIMATE.start_ssl3_accept_~state~0#1=8480} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-25 00:01:19,362 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-25 00:01:19,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:19,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:19,365 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:19,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-25 00:01:19,370 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-25 00:01:19,370 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-25 00:01:19,399 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:19,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:19,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:19,401 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:19,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-25 00:01:19,403 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-25 00:01:19,403 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-25 00:01:19,417 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-10-25 00:01:19,430 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:19,430 INFO L204 LassoAnalysis]: Preferences: [2024-10-25 00:01:19,430 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-25 00:01:19,430 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-25 00:01:19,430 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-25 00:01:19,431 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-25 00:01:19,431 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:19,431 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-25 00:01:19,431 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-25 00:01:19,431 INFO L132 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration2_Loop [2024-10-25 00:01:19,431 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-25 00:01:19,431 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-25 00:01:19,432 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:19,436 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:19,442 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:19,445 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:19,448 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:19,452 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:19,455 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:19,515 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-25 00:01:19,521 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-25 00:01:19,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:19,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:19,526 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:19,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-25 00:01:19,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:19,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:19,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:19,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:19,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:19,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:19,545 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:19,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:19,551 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:19,567 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-25 00:01:19,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:19,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:19,569 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:19,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-25 00:01:19,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:19,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:19,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:19,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:19,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:19,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:19,587 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:19,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:19,590 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-25 00:01:19,594 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-10-25 00:01:19,594 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-10-25 00:01:19,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:19,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:19,622 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:19,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-25 00:01:19,625 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-25 00:01:19,625 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-10-25 00:01:19,626 INFO L474 LassoAnalysis]: Proved termination. [2024-10-25 00:01:19,626 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_ssl3_accept_~s__state~0#1) = 1*ULTIMATE.start_ssl3_accept_~s__state~0#1 Supporting invariants [] [2024-10-25 00:01:19,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:19,645 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-10-25 00:01:19,697 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-25 00:01:19,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:19,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:19,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-25 00:01:19,731 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:19,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:19,753 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-25 00:01:19,754 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:19,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 00:01:19,817 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-10-25 00:01:19,819 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 112 states and 172 transitions. cyclomatic complexity: 61 Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:20,307 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 112 states and 172 transitions. cyclomatic complexity: 61. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 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) Result 412 states and 647 transitions. Complement of second has 7 states. [2024-10-25 00:01:20,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-25 00:01:20,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:20,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 248 transitions. [2024-10-25 00:01:20,313 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 248 transitions. Stem has 6 letters. Loop has 12 letters. [2024-10-25 00:01:20,314 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:20,314 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 248 transitions. Stem has 18 letters. Loop has 12 letters. [2024-10-25 00:01:20,315 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:20,315 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 248 transitions. Stem has 6 letters. Loop has 24 letters. [2024-10-25 00:01:20,316 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:20,316 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 412 states and 647 transitions. [2024-10-25 00:01:20,323 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 194 [2024-10-25 00:01:20,329 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 412 states to 398 states and 622 transitions. [2024-10-25 00:01:20,330 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 244 [2024-10-25 00:01:20,330 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 249 [2024-10-25 00:01:20,330 INFO L73 IsDeterministic]: Start isDeterministic. Operand 398 states and 622 transitions. [2024-10-25 00:01:20,331 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-25 00:01:20,331 INFO L218 hiAutomatonCegarLoop]: Abstraction has 398 states and 622 transitions. [2024-10-25 00:01:20,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states and 622 transitions. [2024-10-25 00:01:20,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 372. [2024-10-25 00:01:20,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 372 states have (on average 1.543010752688172) internal successors, (574), 371 states have internal predecessors, (574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:20,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 574 transitions. [2024-10-25 00:01:20,352 INFO L240 hiAutomatonCegarLoop]: Abstraction has 372 states and 574 transitions. [2024-10-25 00:01:20,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 00:01:20,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-25 00:01:20,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-25 00:01:20,353 INFO L87 Difference]: Start difference. First operand 372 states and 574 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:20,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-25 00:01:20,476 INFO L93 Difference]: Finished difference Result 133 states and 193 transitions. [2024-10-25 00:01:20,476 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 133 states and 193 transitions. [2024-10-25 00:01:20,478 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2024-10-25 00:01:20,479 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 133 states to 123 states and 183 transitions. [2024-10-25 00:01:20,479 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 123 [2024-10-25 00:01:20,479 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 123 [2024-10-25 00:01:20,480 INFO L73 IsDeterministic]: Start isDeterministic. Operand 123 states and 183 transitions. [2024-10-25 00:01:20,480 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-25 00:01:20,480 INFO L218 hiAutomatonCegarLoop]: Abstraction has 123 states and 183 transitions. [2024-10-25 00:01:20,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states and 183 transitions. [2024-10-25 00:01:20,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2024-10-25 00:01:20,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 123 states have (on average 1.4878048780487805) internal successors, (183), 122 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:20,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 183 transitions. [2024-10-25 00:01:20,485 INFO L240 hiAutomatonCegarLoop]: Abstraction has 123 states and 183 transitions. [2024-10-25 00:01:20,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-25 00:01:20,489 INFO L425 stractBuchiCegarLoop]: Abstraction has 123 states and 183 transitions. [2024-10-25 00:01:20,490 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-25 00:01:20,490 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 123 states and 183 transitions. [2024-10-25 00:01:20,491 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2024-10-25 00:01:20,491 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:01:20,491 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:01:20,492 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:20,492 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:20,492 INFO L745 eck$LassoCheckResult]: Stem: 1432#$Ultimate##0 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(26, 2);call #Ultimate.allocInit(12, 3); 1433#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret53#1, main_~s~0#1, main_~tmp~1#1;havoc main_~s~0#1;havoc main_~tmp~1#1;main_~s~0#1 := 8464;assume { :begin_inline_ssl3_accept } true;ssl3_accept_#in~initial_state#1 := main_~s~0#1;havoc ssl3_accept_#res#1;havoc ssl3_accept_#t~nondet4#1, ssl3_accept_#t~nondet5#1, ssl3_accept_#t~nondet6#1, ssl3_accept_#t~nondet7#1, ssl3_accept_#t~nondet8#1, ssl3_accept_#t~nondet9#1, ssl3_accept_#t~nondet10#1, ssl3_accept_#t~nondet11#1, ssl3_accept_#t~nondet12#1, ssl3_accept_#t~nondet13#1, ssl3_accept_#t~nondet14#1, ssl3_accept_#t~nondet15#1, ssl3_accept_#t~nondet16#1, ssl3_accept_#t~nondet17#1, ssl3_accept_#t~nondet18#1, ssl3_accept_#t~nondet19#1, ssl3_accept_#t~nondet20#1, ssl3_accept_#t~nondet21#1, ssl3_accept_#t~nondet22#1, ssl3_accept_#t~nondet23#1, ssl3_accept_#t~nondet24#1, ssl3_accept_#t~nondet25#1, ssl3_accept_#t~nondet26#1, ssl3_accept_#t~nondet27#1, ssl3_accept_#t~nondet28#1, ssl3_accept_#t~nondet29#1, ssl3_accept_#t~nondet30#1, ssl3_accept_#t~nondet31#1, ssl3_accept_#t~nondet32#1, ssl3_accept_#t~nondet33#1, ssl3_accept_#t~nondet34#1, ssl3_accept_#t~nondet35#1, ssl3_accept_#t~nondet36#1, ssl3_accept_#t~nondet37#1, ssl3_accept_#t~nondet38#1, ssl3_accept_#t~nondet39#1, ssl3_accept_#t~nondet40#1, ssl3_accept_#t~nondet41#1, ssl3_accept_#t~nondet42#1, ssl3_accept_#t~nondet43#1, ssl3_accept_#t~nondet44#1, ssl3_accept_#t~nondet45#1, ssl3_accept_#t~nondet46#1, ssl3_accept_#t~nondet47#1, ssl3_accept_#t~nondet48#1, ssl3_accept_#t~nondet49#1, ssl3_accept_#t~nondet50#1, ssl3_accept_#t~nondet51#1, ssl3_accept_#t~nondet52#1, ssl3_accept_~initial_state#1, ssl3_accept_~s__info_callback~0#1, ssl3_accept_~s__in_handshake~0#1, ssl3_accept_~s__state~0#1, ssl3_accept_~s__new_session~0#1, ssl3_accept_~s__server~0#1, ssl3_accept_~s__version~0#1, ssl3_accept_~s__type~0#1, ssl3_accept_~s__init_num~0#1, ssl3_accept_~s__hit~0#1, ssl3_accept_~s__rwstate~0#1, ssl3_accept_~s__init_buf___0~0#1, ssl3_accept_~s__debug~0#1, ssl3_accept_~s__shutdown~0#1, ssl3_accept_~s__cert~0#1, ssl3_accept_~s__options~0#1, ssl3_accept_~s__verify_mode~0#1, ssl3_accept_~s__session__peer~0#1, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1, ssl3_accept_~s__ctx__info_callback~0#1, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1, ssl3_accept_~s__ctx__stats__sess_accept~0#1, ssl3_accept_~s__ctx__stats__sess_accept_good~0#1, ssl3_accept_~s__s3__tmp__cert_request~0#1, ssl3_accept_~s__s3__tmp__reuse_message~0#1, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1, ssl3_accept_~s__s3__tmp__new_cipher~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1, ssl3_accept_~s__s3__tmp__next_state___0~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1, ssl3_accept_~s__session__cipher~0#1, ssl3_accept_~buf~0#1, ssl3_accept_~l~0#1, ssl3_accept_~Time~0#1, ssl3_accept_~tmp~0#1, ssl3_accept_~cb~0#1, ssl3_accept_~num1~0#1, ssl3_accept_~ret~0#1, ssl3_accept_~new_state~0#1, ssl3_accept_~state~0#1, ssl3_accept_~skip~0#1, ssl3_accept_~got_new_session~0#1, ssl3_accept_~tmp___1~0#1, ssl3_accept_~tmp___2~0#1, ssl3_accept_~tmp___3~0#1, ssl3_accept_~tmp___4~0#1, ssl3_accept_~tmp___5~0#1, ssl3_accept_~tmp___6~0#1, ssl3_accept_~tmp___7~0#1, ssl3_accept_~tmp___8~0#1, ssl3_accept_~tmp___9~0#1, ssl3_accept_~tmp___10~0#1, ssl3_accept_~blastFlag~0#1, ssl3_accept_~ag_X~0#1, ssl3_accept_~ag_Y~0#1, ssl3_accept_~__retres69~0#1;ssl3_accept_~initial_state#1 := ssl3_accept_#in~initial_state#1;havoc ssl3_accept_#t~nondet4#1;ssl3_accept_~s__info_callback~0#1 := ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet5#1;ssl3_accept_~s__in_handshake~0#1 := ssl3_accept_#t~nondet5#1;havoc ssl3_accept_#t~nondet5#1;havoc ssl3_accept_~s__state~0#1;havoc ssl3_accept_~s__new_session~0#1;havoc ssl3_accept_~s__server~0#1;havoc ssl3_accept_#t~nondet6#1;ssl3_accept_~s__version~0#1 := ssl3_accept_#t~nondet6#1;havoc ssl3_accept_#t~nondet6#1;havoc ssl3_accept_~s__type~0#1;havoc ssl3_accept_~s__init_num~0#1;havoc ssl3_accept_#t~nondet7#1;ssl3_accept_~s__hit~0#1 := ssl3_accept_#t~nondet7#1;havoc ssl3_accept_#t~nondet7#1;havoc ssl3_accept_~s__rwstate~0#1;havoc ssl3_accept_#t~nondet8#1;ssl3_accept_~s__init_buf___0~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;havoc ssl3_accept_~s__shutdown~0#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet16#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1 := ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet17#1;ssl3_accept_~s__ctx__stats__sess_accept~0#1 := ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet18#1;ssl3_accept_~s__ctx__stats__sess_accept_good~0#1 := ssl3_accept_#t~nondet18#1;havoc ssl3_accept_#t~nondet18#1;havoc ssl3_accept_~s__s3__tmp__cert_request~0#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__reuse_message~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet21#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet22#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet23#1;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1 := ssl3_accept_#t~nondet23#1;havoc ssl3_accept_#t~nondet23#1;havoc ssl3_accept_~s__session__cipher~0#1;havoc ssl3_accept_~buf~0#1;havoc ssl3_accept_~l~0#1;havoc ssl3_accept_~Time~0#1;havoc ssl3_accept_~tmp~0#1;havoc ssl3_accept_~cb~0#1;havoc ssl3_accept_#t~nondet24#1;ssl3_accept_~num1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;havoc ssl3_accept_~ret~0#1;havoc ssl3_accept_~new_state~0#1;havoc ssl3_accept_~state~0#1;havoc ssl3_accept_~skip~0#1;havoc ssl3_accept_~got_new_session~0#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet28#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet29#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___6~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;havoc ssl3_accept_~tmp___7~0#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet32#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet33#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#1;havoc ssl3_accept_~blastFlag~0#1;havoc ssl3_accept_#t~nondet34#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet35#1;ssl3_accept_~ag_Y~0#1 := ssl3_accept_#t~nondet35#1;havoc ssl3_accept_#t~nondet35#1;havoc ssl3_accept_~__retres69~0#1;ssl3_accept_~s__state~0#1 := ssl3_accept_~initial_state#1;ssl3_accept_~blastFlag~0#1 := 0;havoc ssl3_accept_#t~nondet36#1;ssl3_accept_~tmp~0#1 := ssl3_accept_#t~nondet36#1;havoc ssl3_accept_#t~nondet36#1;ssl3_accept_~Time~0#1 := ssl3_accept_~tmp~0#1;ssl3_accept_~cb~0#1 := 0;ssl3_accept_~ret~0#1 := -1;ssl3_accept_~skip~0#1 := 0;ssl3_accept_~got_new_session~0#1 := 0; 1440#L85 assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 1414#L88-2 ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 1415#L95 assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 1487#L95-1 assume !(0 == ssl3_accept_~s__cert~0#1); 1490#L111-2 assume !false; 1451#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 1452#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 1391#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 1392#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 1425#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 1426#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 1468#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 1496#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 1493#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 1461#L138 assume 8464 == ssl3_accept_~s__state~0#1; 1400#ssl3_accept_switch_1_8466#1 [2024-10-25 00:01:20,492 INFO L747 eck$LassoCheckResult]: Loop: 1400#ssl3_accept_switch_1_8466#1 ssl3_accept_~s__shutdown~0#1 := 0;havoc ssl3_accept_#t~nondet39#1;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet39#1;havoc ssl3_accept_#t~nondet39#1; 1447#L302 assume 0 == ssl3_accept_~blastFlag~0#1;ssl3_accept_~blastFlag~0#1 := 1; 1479#L302-2 assume !(ssl3_accept_~ret~0#1 <= 0);ssl3_accept_~got_new_session~0#1 := 1;ssl3_accept_~s__state~0#1 := (if 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0#1 := 0; 1405#$Ultimate##219 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 1430#L637 ssl3_accept_~skip~0#1 := 0; 1492#L111-2 assume !false; 1507#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 1506#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 1505#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 1504#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 1503#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 1502#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 1501#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 1500#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 1498#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 1499#L138 assume 8464 == ssl3_accept_~s__state~0#1; 1400#ssl3_accept_switch_1_8466#1 [2024-10-25 00:01:20,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:20,493 INFO L85 PathProgramCache]: Analyzing trace with hash -1150938771, now seen corresponding path program 1 times [2024-10-25 00:01:20,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:20,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760949200] [2024-10-25 00:01:20,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:20,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:20,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:20,520 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:20,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:20,542 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:20,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:20,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1865326434, now seen corresponding path program 1 times [2024-10-25 00:01:20,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:20,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328254274] [2024-10-25 00:01:20,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:20,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:20,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:20,561 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:20,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:20,570 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:20,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:20,570 INFO L85 PathProgramCache]: Analyzing trace with hash -302229298, now seen corresponding path program 1 times [2024-10-25 00:01:20,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:20,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626645644] [2024-10-25 00:01:20,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:20,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:20,595 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:20,618 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:20,741 INFO L204 LassoAnalysis]: Preferences: [2024-10-25 00:01:20,741 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-25 00:01:20,741 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-25 00:01:20,741 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-25 00:01:20,741 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-10-25 00:01:20,741 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:20,741 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-25 00:01:20,741 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-25 00:01:20,741 INFO L132 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration3_Loop [2024-10-25 00:01:20,742 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-25 00:01:20,742 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-25 00:01:20,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:20,745 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:20,751 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:20,757 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:20,759 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:20,762 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:20,767 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:20,771 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:20,775 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:20,892 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-25 00:01:20,892 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-10-25 00:01:20,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:20,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:20,894 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:20,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-25 00:01:20,898 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-25 00:01:20,898 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-25 00:01:20,916 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-25 00:01:20,916 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__state~0#1=0} Honda state: {ULTIMATE.start_ssl3_accept_~s__state~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-25 00:01:20,931 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-25 00:01:20,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:20,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:20,934 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:20,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-25 00:01:20,938 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-25 00:01:20,938 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-25 00:01:20,969 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-10-25 00:01:20,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:20,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:20,973 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:20,974 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-25 00:01:20,975 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-25 00:01:20,975 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-25 00:01:20,988 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-10-25 00:01:21,004 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:21,004 INFO L204 LassoAnalysis]: Preferences: [2024-10-25 00:01:21,005 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-25 00:01:21,005 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-25 00:01:21,005 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-25 00:01:21,005 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-25 00:01:21,005 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:21,005 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-25 00:01:21,005 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-25 00:01:21,005 INFO L132 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration3_Loop [2024-10-25 00:01:21,005 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-25 00:01:21,005 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-25 00:01:21,009 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:21,013 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:21,020 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:21,024 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:21,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:21,030 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:21,034 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:21,037 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:21,042 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:21,141 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-25 00:01:21,141 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-25 00:01:21,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:21,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:21,147 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:21,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-25 00:01:21,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:21,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:21,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:21,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:21,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:21,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:21,164 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:21,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:21,165 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-25 00:01:21,179 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:21,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:21,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:21,182 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:21,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-25 00:01:21,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:21,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:21,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:21,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:21,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:21,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:21,196 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:21,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:21,200 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-25 00:01:21,204 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-10-25 00:01:21,205 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-10-25 00:01:21,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:21,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:21,207 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:21,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-25 00:01:21,212 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-25 00:01:21,212 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-10-25 00:01:21,212 INFO L474 LassoAnalysis]: Proved termination. [2024-10-25 00:01:21,213 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_ssl3_accept_~blastFlag~0#1) = -2*ULTIMATE.start_ssl3_accept_~blastFlag~0#1 + 1 Supporting invariants [] [2024-10-25 00:01:21,231 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-10-25 00:01:21,233 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-10-25 00:01:21,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:21,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:21,276 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-25 00:01:21,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:21,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:21,310 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-25 00:01:21,311 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:21,407 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:21,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 00:01:21,438 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-10-25 00:01:21,438 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 123 states and 183 transitions. cyclomatic complexity: 61 Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:21,471 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 123 states and 183 transitions. cyclomatic complexity: 61. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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) Result 231 states and 349 transitions. Complement of second has 4 states. [2024-10-25 00:01:21,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-25 00:01:21,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:21,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 185 transitions. [2024-10-25 00:01:21,473 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 185 transitions. Stem has 17 letters. Loop has 16 letters. [2024-10-25 00:01:21,475 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:21,476 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 185 transitions. Stem has 33 letters. Loop has 16 letters. [2024-10-25 00:01:21,477 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:21,477 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 185 transitions. Stem has 17 letters. Loop has 32 letters. [2024-10-25 00:01:21,477 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:21,477 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 231 states and 349 transitions. [2024-10-25 00:01:21,482 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2024-10-25 00:01:21,483 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 231 states to 231 states and 349 transitions. [2024-10-25 00:01:21,483 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 124 [2024-10-25 00:01:21,483 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 126 [2024-10-25 00:01:21,484 INFO L73 IsDeterministic]: Start isDeterministic. Operand 231 states and 349 transitions. [2024-10-25 00:01:21,484 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-25 00:01:21,484 INFO L218 hiAutomatonCegarLoop]: Abstraction has 231 states and 349 transitions. [2024-10-25 00:01:21,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states and 349 transitions. [2024-10-25 00:01:21,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 229. [2024-10-25 00:01:21,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 229 states have (on average 1.5109170305676856) internal successors, (346), 228 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:21,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 346 transitions. [2024-10-25 00:01:21,500 INFO L240 hiAutomatonCegarLoop]: Abstraction has 229 states and 346 transitions. [2024-10-25 00:01:21,500 INFO L425 stractBuchiCegarLoop]: Abstraction has 229 states and 346 transitions. [2024-10-25 00:01:21,500 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-25 00:01:21,500 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 229 states and 346 transitions. [2024-10-25 00:01:21,502 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2024-10-25 00:01:21,502 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:01:21,502 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:01:21,502 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:21,502 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:21,503 INFO L745 eck$LassoCheckResult]: Stem: 1949#$Ultimate##0 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(26, 2);call #Ultimate.allocInit(12, 3); 1950#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret53#1, main_~s~0#1, main_~tmp~1#1;havoc main_~s~0#1;havoc main_~tmp~1#1;main_~s~0#1 := 8464;assume { :begin_inline_ssl3_accept } true;ssl3_accept_#in~initial_state#1 := main_~s~0#1;havoc ssl3_accept_#res#1;havoc ssl3_accept_#t~nondet4#1, ssl3_accept_#t~nondet5#1, ssl3_accept_#t~nondet6#1, ssl3_accept_#t~nondet7#1, ssl3_accept_#t~nondet8#1, ssl3_accept_#t~nondet9#1, ssl3_accept_#t~nondet10#1, ssl3_accept_#t~nondet11#1, ssl3_accept_#t~nondet12#1, ssl3_accept_#t~nondet13#1, ssl3_accept_#t~nondet14#1, ssl3_accept_#t~nondet15#1, ssl3_accept_#t~nondet16#1, ssl3_accept_#t~nondet17#1, ssl3_accept_#t~nondet18#1, ssl3_accept_#t~nondet19#1, ssl3_accept_#t~nondet20#1, ssl3_accept_#t~nondet21#1, ssl3_accept_#t~nondet22#1, ssl3_accept_#t~nondet23#1, ssl3_accept_#t~nondet24#1, ssl3_accept_#t~nondet25#1, ssl3_accept_#t~nondet26#1, ssl3_accept_#t~nondet27#1, ssl3_accept_#t~nondet28#1, ssl3_accept_#t~nondet29#1, ssl3_accept_#t~nondet30#1, ssl3_accept_#t~nondet31#1, ssl3_accept_#t~nondet32#1, ssl3_accept_#t~nondet33#1, ssl3_accept_#t~nondet34#1, ssl3_accept_#t~nondet35#1, ssl3_accept_#t~nondet36#1, ssl3_accept_#t~nondet37#1, ssl3_accept_#t~nondet38#1, ssl3_accept_#t~nondet39#1, ssl3_accept_#t~nondet40#1, ssl3_accept_#t~nondet41#1, ssl3_accept_#t~nondet42#1, ssl3_accept_#t~nondet43#1, ssl3_accept_#t~nondet44#1, ssl3_accept_#t~nondet45#1, ssl3_accept_#t~nondet46#1, ssl3_accept_#t~nondet47#1, ssl3_accept_#t~nondet48#1, ssl3_accept_#t~nondet49#1, ssl3_accept_#t~nondet50#1, ssl3_accept_#t~nondet51#1, ssl3_accept_#t~nondet52#1, ssl3_accept_~initial_state#1, ssl3_accept_~s__info_callback~0#1, ssl3_accept_~s__in_handshake~0#1, ssl3_accept_~s__state~0#1, ssl3_accept_~s__new_session~0#1, ssl3_accept_~s__server~0#1, ssl3_accept_~s__version~0#1, ssl3_accept_~s__type~0#1, ssl3_accept_~s__init_num~0#1, ssl3_accept_~s__hit~0#1, ssl3_accept_~s__rwstate~0#1, ssl3_accept_~s__init_buf___0~0#1, ssl3_accept_~s__debug~0#1, ssl3_accept_~s__shutdown~0#1, ssl3_accept_~s__cert~0#1, ssl3_accept_~s__options~0#1, ssl3_accept_~s__verify_mode~0#1, ssl3_accept_~s__session__peer~0#1, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1, ssl3_accept_~s__ctx__info_callback~0#1, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1, ssl3_accept_~s__ctx__stats__sess_accept~0#1, ssl3_accept_~s__ctx__stats__sess_accept_good~0#1, ssl3_accept_~s__s3__tmp__cert_request~0#1, ssl3_accept_~s__s3__tmp__reuse_message~0#1, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1, ssl3_accept_~s__s3__tmp__new_cipher~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1, ssl3_accept_~s__s3__tmp__next_state___0~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1, ssl3_accept_~s__session__cipher~0#1, ssl3_accept_~buf~0#1, ssl3_accept_~l~0#1, ssl3_accept_~Time~0#1, ssl3_accept_~tmp~0#1, ssl3_accept_~cb~0#1, ssl3_accept_~num1~0#1, ssl3_accept_~ret~0#1, ssl3_accept_~new_state~0#1, ssl3_accept_~state~0#1, ssl3_accept_~skip~0#1, ssl3_accept_~got_new_session~0#1, ssl3_accept_~tmp___1~0#1, ssl3_accept_~tmp___2~0#1, ssl3_accept_~tmp___3~0#1, ssl3_accept_~tmp___4~0#1, ssl3_accept_~tmp___5~0#1, ssl3_accept_~tmp___6~0#1, ssl3_accept_~tmp___7~0#1, ssl3_accept_~tmp___8~0#1, ssl3_accept_~tmp___9~0#1, ssl3_accept_~tmp___10~0#1, ssl3_accept_~blastFlag~0#1, ssl3_accept_~ag_X~0#1, ssl3_accept_~ag_Y~0#1, ssl3_accept_~__retres69~0#1;ssl3_accept_~initial_state#1 := ssl3_accept_#in~initial_state#1;havoc ssl3_accept_#t~nondet4#1;ssl3_accept_~s__info_callback~0#1 := ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet5#1;ssl3_accept_~s__in_handshake~0#1 := ssl3_accept_#t~nondet5#1;havoc ssl3_accept_#t~nondet5#1;havoc ssl3_accept_~s__state~0#1;havoc ssl3_accept_~s__new_session~0#1;havoc ssl3_accept_~s__server~0#1;havoc ssl3_accept_#t~nondet6#1;ssl3_accept_~s__version~0#1 := ssl3_accept_#t~nondet6#1;havoc ssl3_accept_#t~nondet6#1;havoc ssl3_accept_~s__type~0#1;havoc ssl3_accept_~s__init_num~0#1;havoc ssl3_accept_#t~nondet7#1;ssl3_accept_~s__hit~0#1 := ssl3_accept_#t~nondet7#1;havoc ssl3_accept_#t~nondet7#1;havoc ssl3_accept_~s__rwstate~0#1;havoc ssl3_accept_#t~nondet8#1;ssl3_accept_~s__init_buf___0~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;havoc ssl3_accept_~s__shutdown~0#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet16#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1 := ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet17#1;ssl3_accept_~s__ctx__stats__sess_accept~0#1 := ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet18#1;ssl3_accept_~s__ctx__stats__sess_accept_good~0#1 := ssl3_accept_#t~nondet18#1;havoc ssl3_accept_#t~nondet18#1;havoc ssl3_accept_~s__s3__tmp__cert_request~0#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__reuse_message~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet21#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet22#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet23#1;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1 := ssl3_accept_#t~nondet23#1;havoc ssl3_accept_#t~nondet23#1;havoc ssl3_accept_~s__session__cipher~0#1;havoc ssl3_accept_~buf~0#1;havoc ssl3_accept_~l~0#1;havoc ssl3_accept_~Time~0#1;havoc ssl3_accept_~tmp~0#1;havoc ssl3_accept_~cb~0#1;havoc ssl3_accept_#t~nondet24#1;ssl3_accept_~num1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;havoc ssl3_accept_~ret~0#1;havoc ssl3_accept_~new_state~0#1;havoc ssl3_accept_~state~0#1;havoc ssl3_accept_~skip~0#1;havoc ssl3_accept_~got_new_session~0#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet28#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet29#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___6~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;havoc ssl3_accept_~tmp___7~0#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet32#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet33#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#1;havoc ssl3_accept_~blastFlag~0#1;havoc ssl3_accept_#t~nondet34#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet35#1;ssl3_accept_~ag_Y~0#1 := ssl3_accept_#t~nondet35#1;havoc ssl3_accept_#t~nondet35#1;havoc ssl3_accept_~__retres69~0#1;ssl3_accept_~s__state~0#1 := ssl3_accept_~initial_state#1;ssl3_accept_~blastFlag~0#1 := 0;havoc ssl3_accept_#t~nondet36#1;ssl3_accept_~tmp~0#1 := ssl3_accept_#t~nondet36#1;havoc ssl3_accept_#t~nondet36#1;ssl3_accept_~Time~0#1 := ssl3_accept_~tmp~0#1;ssl3_accept_~cb~0#1 := 0;ssl3_accept_~ret~0#1 := -1;ssl3_accept_~skip~0#1 := 0;ssl3_accept_~got_new_session~0#1 := 0; 1963#L85 assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 1915#L88-2 ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 1916#L95 assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 2055#L95-1 assume !(0 == ssl3_accept_~s__cert~0#1); 2060#L111-2 assume !false; 1983#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 1984#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 1869#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 1870#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 1935#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 1936#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 2017#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 2072#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 2065#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 2066#L138 assume 8464 == ssl3_accept_~s__state~0#1; 2083#ssl3_accept_switch_1_8466#1 ssl3_accept_~s__shutdown~0#1 := 0;havoc ssl3_accept_#t~nondet39#1;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet39#1;havoc ssl3_accept_#t~nondet39#1; 1975#L302 [2024-10-25 00:01:21,503 INFO L747 eck$LassoCheckResult]: Loop: 1975#L302 assume !(0 == ssl3_accept_~blastFlag~0#1); 2039#L302-2 assume !(ssl3_accept_~ret~0#1 <= 0);ssl3_accept_~got_new_session~0#1 := 1;ssl3_accept_~s__state~0#1 := (if 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0#1 := 0; 1896#$Ultimate##219 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 1943#L637 ssl3_accept_~skip~0#1 := 0; 2064#L111-2 assume !false; 2085#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 2084#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 2082#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 2081#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 2080#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 2079#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 2078#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 2077#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 2076#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 2003#L138 assume 8464 == ssl3_accept_~s__state~0#1; 1885#ssl3_accept_switch_1_8466#1 ssl3_accept_~s__shutdown~0#1 := 0;havoc ssl3_accept_#t~nondet39#1;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet39#1;havoc ssl3_accept_#t~nondet39#1; 1975#L302 [2024-10-25 00:01:21,503 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:21,504 INFO L85 PathProgramCache]: Analyzing trace with hash -1319363257, now seen corresponding path program 1 times [2024-10-25 00:01:21,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:21,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945220777] [2024-10-25 00:01:21,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:21,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:21,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:21,515 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:21,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:21,523 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:21,524 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:21,524 INFO L85 PathProgramCache]: Analyzing trace with hash -826430338, now seen corresponding path program 1 times [2024-10-25 00:01:21,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:21,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690143159] [2024-10-25 00:01:21,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:21,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:21,532 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:21,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:21,538 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:21,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:21,541 INFO L85 PathProgramCache]: Analyzing trace with hash -1800241724, now seen corresponding path program 1 times [2024-10-25 00:01:21,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:21,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305482746] [2024-10-25 00:01:21,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:21,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:21,603 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 00:01:21,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-25 00:01:21,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305482746] [2024-10-25 00:01:21,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305482746] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-25 00:01:21,604 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-25 00:01:21,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-25 00:01:21,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963676491] [2024-10-25 00:01:21,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-25 00:01:21,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-25 00:01:21,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-25 00:01:21,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-25 00:01:21,695 INFO L87 Difference]: Start difference. First operand 229 states and 346 transitions. cyclomatic complexity: 119 Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:21,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-25 00:01:21,710 INFO L93 Difference]: Finished difference Result 231 states and 347 transitions. [2024-10-25 00:01:21,710 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 231 states and 347 transitions. [2024-10-25 00:01:21,711 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2024-10-25 00:01:21,713 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 231 states to 230 states and 346 transitions. [2024-10-25 00:01:21,713 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 124 [2024-10-25 00:01:21,713 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 124 [2024-10-25 00:01:21,713 INFO L73 IsDeterministic]: Start isDeterministic. Operand 230 states and 346 transitions. [2024-10-25 00:01:21,713 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-25 00:01:21,713 INFO L218 hiAutomatonCegarLoop]: Abstraction has 230 states and 346 transitions. [2024-10-25 00:01:21,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states and 346 transitions. [2024-10-25 00:01:21,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2024-10-25 00:01:21,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 230 states have (on average 1.5043478260869565) internal successors, (346), 229 states have internal predecessors, (346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:21,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 346 transitions. [2024-10-25 00:01:21,719 INFO L240 hiAutomatonCegarLoop]: Abstraction has 230 states and 346 transitions. [2024-10-25 00:01:21,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-25 00:01:21,720 INFO L425 stractBuchiCegarLoop]: Abstraction has 230 states and 346 transitions. [2024-10-25 00:01:21,720 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-10-25 00:01:21,720 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 230 states and 346 transitions. [2024-10-25 00:01:21,721 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2024-10-25 00:01:21,722 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:01:21,722 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:01:21,722 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] [2024-10-25 00:01:21,723 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:21,723 INFO L745 eck$LassoCheckResult]: Stem: 2417#$Ultimate##0 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(26, 2);call #Ultimate.allocInit(12, 3); 2418#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret53#1, main_~s~0#1, main_~tmp~1#1;havoc main_~s~0#1;havoc main_~tmp~1#1;main_~s~0#1 := 8464;assume { :begin_inline_ssl3_accept } true;ssl3_accept_#in~initial_state#1 := main_~s~0#1;havoc ssl3_accept_#res#1;havoc ssl3_accept_#t~nondet4#1, ssl3_accept_#t~nondet5#1, ssl3_accept_#t~nondet6#1, ssl3_accept_#t~nondet7#1, ssl3_accept_#t~nondet8#1, ssl3_accept_#t~nondet9#1, ssl3_accept_#t~nondet10#1, ssl3_accept_#t~nondet11#1, ssl3_accept_#t~nondet12#1, ssl3_accept_#t~nondet13#1, ssl3_accept_#t~nondet14#1, ssl3_accept_#t~nondet15#1, ssl3_accept_#t~nondet16#1, ssl3_accept_#t~nondet17#1, ssl3_accept_#t~nondet18#1, ssl3_accept_#t~nondet19#1, ssl3_accept_#t~nondet20#1, ssl3_accept_#t~nondet21#1, ssl3_accept_#t~nondet22#1, ssl3_accept_#t~nondet23#1, ssl3_accept_#t~nondet24#1, ssl3_accept_#t~nondet25#1, ssl3_accept_#t~nondet26#1, ssl3_accept_#t~nondet27#1, ssl3_accept_#t~nondet28#1, ssl3_accept_#t~nondet29#1, ssl3_accept_#t~nondet30#1, ssl3_accept_#t~nondet31#1, ssl3_accept_#t~nondet32#1, ssl3_accept_#t~nondet33#1, ssl3_accept_#t~nondet34#1, ssl3_accept_#t~nondet35#1, ssl3_accept_#t~nondet36#1, ssl3_accept_#t~nondet37#1, ssl3_accept_#t~nondet38#1, ssl3_accept_#t~nondet39#1, ssl3_accept_#t~nondet40#1, ssl3_accept_#t~nondet41#1, ssl3_accept_#t~nondet42#1, ssl3_accept_#t~nondet43#1, ssl3_accept_#t~nondet44#1, ssl3_accept_#t~nondet45#1, ssl3_accept_#t~nondet46#1, ssl3_accept_#t~nondet47#1, ssl3_accept_#t~nondet48#1, ssl3_accept_#t~nondet49#1, ssl3_accept_#t~nondet50#1, ssl3_accept_#t~nondet51#1, ssl3_accept_#t~nondet52#1, ssl3_accept_~initial_state#1, ssl3_accept_~s__info_callback~0#1, ssl3_accept_~s__in_handshake~0#1, ssl3_accept_~s__state~0#1, ssl3_accept_~s__new_session~0#1, ssl3_accept_~s__server~0#1, ssl3_accept_~s__version~0#1, ssl3_accept_~s__type~0#1, ssl3_accept_~s__init_num~0#1, ssl3_accept_~s__hit~0#1, ssl3_accept_~s__rwstate~0#1, ssl3_accept_~s__init_buf___0~0#1, ssl3_accept_~s__debug~0#1, ssl3_accept_~s__shutdown~0#1, ssl3_accept_~s__cert~0#1, ssl3_accept_~s__options~0#1, ssl3_accept_~s__verify_mode~0#1, ssl3_accept_~s__session__peer~0#1, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1, ssl3_accept_~s__ctx__info_callback~0#1, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1, ssl3_accept_~s__ctx__stats__sess_accept~0#1, ssl3_accept_~s__ctx__stats__sess_accept_good~0#1, ssl3_accept_~s__s3__tmp__cert_request~0#1, ssl3_accept_~s__s3__tmp__reuse_message~0#1, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1, ssl3_accept_~s__s3__tmp__new_cipher~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1, ssl3_accept_~s__s3__tmp__next_state___0~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1, ssl3_accept_~s__session__cipher~0#1, ssl3_accept_~buf~0#1, ssl3_accept_~l~0#1, ssl3_accept_~Time~0#1, ssl3_accept_~tmp~0#1, ssl3_accept_~cb~0#1, ssl3_accept_~num1~0#1, ssl3_accept_~ret~0#1, ssl3_accept_~new_state~0#1, ssl3_accept_~state~0#1, ssl3_accept_~skip~0#1, ssl3_accept_~got_new_session~0#1, ssl3_accept_~tmp___1~0#1, ssl3_accept_~tmp___2~0#1, ssl3_accept_~tmp___3~0#1, ssl3_accept_~tmp___4~0#1, ssl3_accept_~tmp___5~0#1, ssl3_accept_~tmp___6~0#1, ssl3_accept_~tmp___7~0#1, ssl3_accept_~tmp___8~0#1, ssl3_accept_~tmp___9~0#1, ssl3_accept_~tmp___10~0#1, ssl3_accept_~blastFlag~0#1, ssl3_accept_~ag_X~0#1, ssl3_accept_~ag_Y~0#1, ssl3_accept_~__retres69~0#1;ssl3_accept_~initial_state#1 := ssl3_accept_#in~initial_state#1;havoc ssl3_accept_#t~nondet4#1;ssl3_accept_~s__info_callback~0#1 := ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet5#1;ssl3_accept_~s__in_handshake~0#1 := ssl3_accept_#t~nondet5#1;havoc ssl3_accept_#t~nondet5#1;havoc ssl3_accept_~s__state~0#1;havoc ssl3_accept_~s__new_session~0#1;havoc ssl3_accept_~s__server~0#1;havoc ssl3_accept_#t~nondet6#1;ssl3_accept_~s__version~0#1 := ssl3_accept_#t~nondet6#1;havoc ssl3_accept_#t~nondet6#1;havoc ssl3_accept_~s__type~0#1;havoc ssl3_accept_~s__init_num~0#1;havoc ssl3_accept_#t~nondet7#1;ssl3_accept_~s__hit~0#1 := ssl3_accept_#t~nondet7#1;havoc ssl3_accept_#t~nondet7#1;havoc ssl3_accept_~s__rwstate~0#1;havoc ssl3_accept_#t~nondet8#1;ssl3_accept_~s__init_buf___0~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;havoc ssl3_accept_~s__shutdown~0#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet16#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1 := ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet17#1;ssl3_accept_~s__ctx__stats__sess_accept~0#1 := ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet18#1;ssl3_accept_~s__ctx__stats__sess_accept_good~0#1 := ssl3_accept_#t~nondet18#1;havoc ssl3_accept_#t~nondet18#1;havoc ssl3_accept_~s__s3__tmp__cert_request~0#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__reuse_message~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet21#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet22#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet23#1;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1 := ssl3_accept_#t~nondet23#1;havoc ssl3_accept_#t~nondet23#1;havoc ssl3_accept_~s__session__cipher~0#1;havoc ssl3_accept_~buf~0#1;havoc ssl3_accept_~l~0#1;havoc ssl3_accept_~Time~0#1;havoc ssl3_accept_~tmp~0#1;havoc ssl3_accept_~cb~0#1;havoc ssl3_accept_#t~nondet24#1;ssl3_accept_~num1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;havoc ssl3_accept_~ret~0#1;havoc ssl3_accept_~new_state~0#1;havoc ssl3_accept_~state~0#1;havoc ssl3_accept_~skip~0#1;havoc ssl3_accept_~got_new_session~0#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet28#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet29#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___6~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;havoc ssl3_accept_~tmp___7~0#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet32#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet33#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#1;havoc ssl3_accept_~blastFlag~0#1;havoc ssl3_accept_#t~nondet34#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet35#1;ssl3_accept_~ag_Y~0#1 := ssl3_accept_#t~nondet35#1;havoc ssl3_accept_#t~nondet35#1;havoc ssl3_accept_~__retres69~0#1;ssl3_accept_~s__state~0#1 := ssl3_accept_~initial_state#1;ssl3_accept_~blastFlag~0#1 := 0;havoc ssl3_accept_#t~nondet36#1;ssl3_accept_~tmp~0#1 := ssl3_accept_#t~nondet36#1;havoc ssl3_accept_#t~nondet36#1;ssl3_accept_~Time~0#1 := ssl3_accept_~tmp~0#1;ssl3_accept_~cb~0#1 := 0;ssl3_accept_~ret~0#1 := -1;ssl3_accept_~skip~0#1 := 0;ssl3_accept_~got_new_session~0#1 := 0; 2431#L85 assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 2383#L88-2 ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 2384#L95 assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 2524#L95-1 assume !(0 == ssl3_accept_~s__cert~0#1); 2529#L111-2 assume !false; 2452#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 2453#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 2337#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 2338#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 2403#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 2404#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 2486#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 2540#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 2534#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 2472#L138 assume 8464 == ssl3_accept_~s__state~0#1; 2443#ssl3_accept_switch_1_8466#1 ssl3_accept_~s__shutdown~0#1 := 0;havoc ssl3_accept_#t~nondet39#1;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet39#1;havoc ssl3_accept_#t~nondet39#1; 2444#L302 assume 0 == ssl3_accept_~blastFlag~0#1;ssl3_accept_~blastFlag~0#1 := 1; 2510#L302-2 assume !(ssl3_accept_~ret~0#1 <= 0);ssl3_accept_~got_new_session~0#1 := 1;ssl3_accept_~s__state~0#1 := (if 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0#1 := 0; 2364#$Ultimate##219 [2024-10-25 00:01:21,723 INFO L747 eck$LassoCheckResult]: Loop: 2364#$Ultimate##219 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 2411#L637 ssl3_accept_~skip~0#1 := 0; 2533#L111-2 assume !false; 2554#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 2553#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 2552#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 2551#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 2550#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 2549#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 2548#L129 assume 8480 == ssl3_accept_~s__state~0#1; 2385#ssl3_accept_switch_1_8481#1 ssl3_accept_~s__shutdown~0#1 := 0;havoc ssl3_accept_#t~nondet38#1;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet38#1;havoc ssl3_accept_#t~nondet38#1; 2386#L285 assume !(ssl3_accept_~ret~0#1 <= 0);ssl3_accept_~s__s3__tmp__next_state___0~0#1 := 8482;ssl3_accept_~s__state~0#1 := 8448;ssl3_accept_~s__init_num~0#1 := 0; 2364#$Ultimate##219 [2024-10-25 00:01:21,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:21,724 INFO L85 PathProgramCache]: Analyzing trace with hash -892728721, now seen corresponding path program 1 times [2024-10-25 00:01:21,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:21,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577271825] [2024-10-25 00:01:21,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:21,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:21,734 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:21,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:21,743 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:21,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:21,744 INFO L85 PathProgramCache]: Analyzing trace with hash -185438409, now seen corresponding path program 2 times [2024-10-25 00:01:21,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:21,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107883829] [2024-10-25 00:01:21,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:21,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:21,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:21,749 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:21,752 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:21,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:21,753 INFO L85 PathProgramCache]: Analyzing trace with hash 2068464805, now seen corresponding path program 1 times [2024-10-25 00:01:21,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:21,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690220626] [2024-10-25 00:01:21,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:21,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:21,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:21,766 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:21,784 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:21,851 INFO L204 LassoAnalysis]: Preferences: [2024-10-25 00:01:21,851 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-25 00:01:21,852 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-25 00:01:21,852 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-25 00:01:21,852 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-10-25 00:01:21,852 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:21,852 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-25 00:01:21,852 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-25 00:01:21,852 INFO L132 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration5_Loop [2024-10-25 00:01:21,852 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-25 00:01:21,852 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-25 00:01:21,853 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:21,859 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:21,862 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:21,864 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:21,869 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:21,871 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:21,873 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:21,925 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-25 00:01:21,925 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-10-25 00:01:21,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:21,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:21,929 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:21,931 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-25 00:01:21,932 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-25 00:01:21,932 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-25 00:01:21,961 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:21,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:21,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:21,963 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:21,963 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-25 00:01:21,964 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-25 00:01:21,964 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-25 00:01:21,979 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-10-25 00:01:21,994 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-10-25 00:01:21,994 INFO L204 LassoAnalysis]: Preferences: [2024-10-25 00:01:21,994 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-25 00:01:21,995 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-25 00:01:21,995 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-25 00:01:21,995 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-25 00:01:21,995 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:21,995 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-25 00:01:21,995 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-25 00:01:21,995 INFO L132 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration5_Loop [2024-10-25 00:01:21,995 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-25 00:01:21,995 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-25 00:01:21,996 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:22,001 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:22,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:22,007 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:22,013 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:22,015 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:22,018 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-25 00:01:22,072 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-25 00:01:22,072 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-25 00:01:22,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:22,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:22,074 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:22,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-25 00:01:22,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-25 00:01:22,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-25 00:01:22,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-25 00:01:22,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-25 00:01:22,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-25 00:01:22,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-25 00:01:22,087 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-25 00:01:22,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-25 00:01:22,089 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-25 00:01:22,091 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-10-25 00:01:22,091 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-10-25 00:01:22,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-25 00:01:22,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-25 00:01:22,092 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-25 00:01:22,093 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-25 00:01:22,093 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-25 00:01:22,094 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-10-25 00:01:22,094 INFO L474 LassoAnalysis]: Proved termination. [2024-10-25 00:01:22,094 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_ssl3_accept_~s__state~0#1) = 1*ULTIMATE.start_ssl3_accept_~s__state~0#1 Supporting invariants [] [2024-10-25 00:01:22,106 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-10-25 00:01:22,107 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-10-25 00:01:22,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:22,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:22,143 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-25 00:01:22,144 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-25 00:01:22,185 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-25 00:01:22,186 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-25 00:01:22,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-25 00:01:22,219 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-10-25 00:01:22,219 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 230 states and 346 transitions. cyclomatic complexity: 118 Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:22,526 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 230 states and 346 transitions. cyclomatic complexity: 118. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 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) Result 828 states and 1295 transitions. Complement of second has 7 states. [2024-10-25 00:01:22,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-25 00:01:22,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:22,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 261 transitions. [2024-10-25 00:01:22,528 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 261 transitions. Stem has 20 letters. Loop has 12 letters. [2024-10-25 00:01:22,528 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:22,528 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 261 transitions. Stem has 32 letters. Loop has 12 letters. [2024-10-25 00:01:22,528 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:22,528 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 261 transitions. Stem has 20 letters. Loop has 24 letters. [2024-10-25 00:01:22,528 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-25 00:01:22,529 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 828 states and 1295 transitions. [2024-10-25 00:01:22,536 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 194 [2024-10-25 00:01:22,542 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 828 states to 800 states and 1245 transitions. [2024-10-25 00:01:22,542 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 257 [2024-10-25 00:01:22,542 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 261 [2024-10-25 00:01:22,542 INFO L73 IsDeterministic]: Start isDeterministic. Operand 800 states and 1245 transitions. [2024-10-25 00:01:22,543 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-25 00:01:22,543 INFO L218 hiAutomatonCegarLoop]: Abstraction has 800 states and 1245 transitions. [2024-10-25 00:01:22,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states and 1245 transitions. [2024-10-25 00:01:22,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 753. [2024-10-25 00:01:22,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 753 states, 753 states have (on average 1.5351925630810093) internal successors, (1156), 752 states have internal predecessors, (1156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-25 00:01:22,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 753 states and 1156 transitions. [2024-10-25 00:01:22,559 INFO L240 hiAutomatonCegarLoop]: Abstraction has 753 states and 1156 transitions. [2024-10-25 00:01:22,559 INFO L425 stractBuchiCegarLoop]: Abstraction has 753 states and 1156 transitions. [2024-10-25 00:01:22,559 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-10-25 00:01:22,559 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 753 states and 1156 transitions. [2024-10-25 00:01:22,562 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 194 [2024-10-25 00:01:22,562 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-25 00:01:22,562 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-25 00:01:22,564 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:22,564 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-25 00:01:22,565 INFO L745 eck$LassoCheckResult]: Stem: 3593#$Ultimate##0 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(26, 2);call #Ultimate.allocInit(12, 3); 3594#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret53#1, main_~s~0#1, main_~tmp~1#1;havoc main_~s~0#1;havoc main_~tmp~1#1;main_~s~0#1 := 8464;assume { :begin_inline_ssl3_accept } true;ssl3_accept_#in~initial_state#1 := main_~s~0#1;havoc ssl3_accept_#res#1;havoc ssl3_accept_#t~nondet4#1, ssl3_accept_#t~nondet5#1, ssl3_accept_#t~nondet6#1, ssl3_accept_#t~nondet7#1, ssl3_accept_#t~nondet8#1, ssl3_accept_#t~nondet9#1, ssl3_accept_#t~nondet10#1, ssl3_accept_#t~nondet11#1, ssl3_accept_#t~nondet12#1, ssl3_accept_#t~nondet13#1, ssl3_accept_#t~nondet14#1, ssl3_accept_#t~nondet15#1, ssl3_accept_#t~nondet16#1, ssl3_accept_#t~nondet17#1, ssl3_accept_#t~nondet18#1, ssl3_accept_#t~nondet19#1, ssl3_accept_#t~nondet20#1, ssl3_accept_#t~nondet21#1, ssl3_accept_#t~nondet22#1, ssl3_accept_#t~nondet23#1, ssl3_accept_#t~nondet24#1, ssl3_accept_#t~nondet25#1, ssl3_accept_#t~nondet26#1, ssl3_accept_#t~nondet27#1, ssl3_accept_#t~nondet28#1, ssl3_accept_#t~nondet29#1, ssl3_accept_#t~nondet30#1, ssl3_accept_#t~nondet31#1, ssl3_accept_#t~nondet32#1, ssl3_accept_#t~nondet33#1, ssl3_accept_#t~nondet34#1, ssl3_accept_#t~nondet35#1, ssl3_accept_#t~nondet36#1, ssl3_accept_#t~nondet37#1, ssl3_accept_#t~nondet38#1, ssl3_accept_#t~nondet39#1, ssl3_accept_#t~nondet40#1, ssl3_accept_#t~nondet41#1, ssl3_accept_#t~nondet42#1, ssl3_accept_#t~nondet43#1, ssl3_accept_#t~nondet44#1, ssl3_accept_#t~nondet45#1, ssl3_accept_#t~nondet46#1, ssl3_accept_#t~nondet47#1, ssl3_accept_#t~nondet48#1, ssl3_accept_#t~nondet49#1, ssl3_accept_#t~nondet50#1, ssl3_accept_#t~nondet51#1, ssl3_accept_#t~nondet52#1, ssl3_accept_~initial_state#1, ssl3_accept_~s__info_callback~0#1, ssl3_accept_~s__in_handshake~0#1, ssl3_accept_~s__state~0#1, ssl3_accept_~s__new_session~0#1, ssl3_accept_~s__server~0#1, ssl3_accept_~s__version~0#1, ssl3_accept_~s__type~0#1, ssl3_accept_~s__init_num~0#1, ssl3_accept_~s__hit~0#1, ssl3_accept_~s__rwstate~0#1, ssl3_accept_~s__init_buf___0~0#1, ssl3_accept_~s__debug~0#1, ssl3_accept_~s__shutdown~0#1, ssl3_accept_~s__cert~0#1, ssl3_accept_~s__options~0#1, ssl3_accept_~s__verify_mode~0#1, ssl3_accept_~s__session__peer~0#1, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1, ssl3_accept_~s__ctx__info_callback~0#1, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1, ssl3_accept_~s__ctx__stats__sess_accept~0#1, ssl3_accept_~s__ctx__stats__sess_accept_good~0#1, ssl3_accept_~s__s3__tmp__cert_request~0#1, ssl3_accept_~s__s3__tmp__reuse_message~0#1, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1, ssl3_accept_~s__s3__tmp__new_cipher~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1, ssl3_accept_~s__s3__tmp__next_state___0~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1, ssl3_accept_~s__session__cipher~0#1, ssl3_accept_~buf~0#1, ssl3_accept_~l~0#1, ssl3_accept_~Time~0#1, ssl3_accept_~tmp~0#1, ssl3_accept_~cb~0#1, ssl3_accept_~num1~0#1, ssl3_accept_~ret~0#1, ssl3_accept_~new_state~0#1, ssl3_accept_~state~0#1, ssl3_accept_~skip~0#1, ssl3_accept_~got_new_session~0#1, ssl3_accept_~tmp___1~0#1, ssl3_accept_~tmp___2~0#1, ssl3_accept_~tmp___3~0#1, ssl3_accept_~tmp___4~0#1, ssl3_accept_~tmp___5~0#1, ssl3_accept_~tmp___6~0#1, ssl3_accept_~tmp___7~0#1, ssl3_accept_~tmp___8~0#1, ssl3_accept_~tmp___9~0#1, ssl3_accept_~tmp___10~0#1, ssl3_accept_~blastFlag~0#1, ssl3_accept_~ag_X~0#1, ssl3_accept_~ag_Y~0#1, ssl3_accept_~__retres69~0#1;ssl3_accept_~initial_state#1 := ssl3_accept_#in~initial_state#1;havoc ssl3_accept_#t~nondet4#1;ssl3_accept_~s__info_callback~0#1 := ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet5#1;ssl3_accept_~s__in_handshake~0#1 := ssl3_accept_#t~nondet5#1;havoc ssl3_accept_#t~nondet5#1;havoc ssl3_accept_~s__state~0#1;havoc ssl3_accept_~s__new_session~0#1;havoc ssl3_accept_~s__server~0#1;havoc ssl3_accept_#t~nondet6#1;ssl3_accept_~s__version~0#1 := ssl3_accept_#t~nondet6#1;havoc ssl3_accept_#t~nondet6#1;havoc ssl3_accept_~s__type~0#1;havoc ssl3_accept_~s__init_num~0#1;havoc ssl3_accept_#t~nondet7#1;ssl3_accept_~s__hit~0#1 := ssl3_accept_#t~nondet7#1;havoc ssl3_accept_#t~nondet7#1;havoc ssl3_accept_~s__rwstate~0#1;havoc ssl3_accept_#t~nondet8#1;ssl3_accept_~s__init_buf___0~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;havoc ssl3_accept_~s__shutdown~0#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet16#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1 := ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet17#1;ssl3_accept_~s__ctx__stats__sess_accept~0#1 := ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet18#1;ssl3_accept_~s__ctx__stats__sess_accept_good~0#1 := ssl3_accept_#t~nondet18#1;havoc ssl3_accept_#t~nondet18#1;havoc ssl3_accept_~s__s3__tmp__cert_request~0#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__reuse_message~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet21#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet22#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet23#1;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1 := ssl3_accept_#t~nondet23#1;havoc ssl3_accept_#t~nondet23#1;havoc ssl3_accept_~s__session__cipher~0#1;havoc ssl3_accept_~buf~0#1;havoc ssl3_accept_~l~0#1;havoc ssl3_accept_~Time~0#1;havoc ssl3_accept_~tmp~0#1;havoc ssl3_accept_~cb~0#1;havoc ssl3_accept_#t~nondet24#1;ssl3_accept_~num1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;havoc ssl3_accept_~ret~0#1;havoc ssl3_accept_~new_state~0#1;havoc ssl3_accept_~state~0#1;havoc ssl3_accept_~skip~0#1;havoc ssl3_accept_~got_new_session~0#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet28#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet29#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___6~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;havoc ssl3_accept_~tmp___7~0#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet32#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet33#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#1;havoc ssl3_accept_~blastFlag~0#1;havoc ssl3_accept_#t~nondet34#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet35#1;ssl3_accept_~ag_Y~0#1 := ssl3_accept_#t~nondet35#1;havoc ssl3_accept_#t~nondet35#1;havoc ssl3_accept_~__retres69~0#1;ssl3_accept_~s__state~0#1 := ssl3_accept_~initial_state#1;ssl3_accept_~blastFlag~0#1 := 0;havoc ssl3_accept_#t~nondet36#1;ssl3_accept_~tmp~0#1 := ssl3_accept_#t~nondet36#1;havoc ssl3_accept_#t~nondet36#1;ssl3_accept_~Time~0#1 := ssl3_accept_~tmp~0#1;ssl3_accept_~cb~0#1 := 0;ssl3_accept_~ret~0#1 := -1;ssl3_accept_~skip~0#1 := 0;ssl3_accept_~got_new_session~0#1 := 0; 3610#L85 assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 3559#L88-2 ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 3560#L95 assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 3711#L95-1 assume !(0 == ssl3_accept_~s__cert~0#1); 3723#L111-2 assume !false; 3882#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 3880#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 3879#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 3877#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 3875#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 3873#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 3871#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 3867#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 3865#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 3864#L138 assume 8464 == ssl3_accept_~s__state~0#1; 3624#ssl3_accept_switch_1_8466#1 ssl3_accept_~s__shutdown~0#1 := 0;havoc ssl3_accept_#t~nondet39#1;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet39#1;havoc ssl3_accept_#t~nondet39#1; 3625#L302 assume 0 == ssl3_accept_~blastFlag~0#1;ssl3_accept_~blastFlag~0#1 := 1; 3965#L302-2 assume !(ssl3_accept_~ret~0#1 <= 0);ssl3_accept_~got_new_session~0#1 := 1;ssl3_accept_~s__state~0#1 := (if 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0#1 := 0; 3959#$Ultimate##219 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 3888#L637 ssl3_accept_~skip~0#1 := 0; 3887#L111-2 assume !false; 3886#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 3883#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 3881#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 3622#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 3579#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 3580#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 3669#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 3742#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 3725#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 3654#L138 assume 8464 == ssl3_accept_~s__state~0#1; 3530#ssl3_accept_switch_1_8466#1 [2024-10-25 00:01:22,565 INFO L747 eck$LassoCheckResult]: Loop: 3530#ssl3_accept_switch_1_8466#1 ssl3_accept_~s__shutdown~0#1 := 0;havoc ssl3_accept_#t~nondet39#1;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet39#1;havoc ssl3_accept_#t~nondet39#1; 3847#L302 assume !(0 == ssl3_accept_~blastFlag~0#1); 3802#L302-2 assume !(ssl3_accept_~ret~0#1 <= 0);ssl3_accept_~got_new_session~0#1 := 1;ssl3_accept_~s__state~0#1 := (if 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0#1 := 0; 3704#$Ultimate##219 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 3785#L637 ssl3_accept_~skip~0#1 := 0; 3782#L111-2 assume !false; 3779#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 3776#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 3774#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 3770#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 3768#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 3765#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 3762#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 3763#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 3764#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 3781#L138 assume 8464 == ssl3_accept_~s__state~0#1; 3530#ssl3_accept_switch_1_8466#1 [2024-10-25 00:01:22,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:22,566 INFO L85 PathProgramCache]: Analyzing trace with hash -302229298, now seen corresponding path program 2 times [2024-10-25 00:01:22,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:22,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163022494] [2024-10-25 00:01:22,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:22,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:22,578 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:22,594 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:22,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:22,595 INFO L85 PathProgramCache]: Analyzing trace with hash 585462756, now seen corresponding path program 2 times [2024-10-25 00:01:22,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:22,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924440050] [2024-10-25 00:01:22,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:22,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:22,601 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:22,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:22,622 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:22,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-25 00:01:22,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1791454543, now seen corresponding path program 1 times [2024-10-25 00:01:22,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-25 00:01:22,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154793447] [2024-10-25 00:01:22,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-25 00:01:22,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-25 00:01:22,644 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-25 00:01:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:22,649 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:22,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:22,661 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-25 00:01:23,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:23,193 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-25 00:01:23,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-25 00:01:23,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.10 12:01:23 BoogieIcfgContainer [2024-10-25 00:01:23,312 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-25 00:01:23,312 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-25 00:01:23,312 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-25 00:01:23,313 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-25 00:01:23,313 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:01:18" (3/4) ... [2024-10-25 00:01:23,315 INFO L136 WitnessPrinter]: Generating witness for non-termination counterexample [2024-10-25 00:01:23,382 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-25 00:01:23,382 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-25 00:01:23,382 INFO L158 Benchmark]: Toolchain (without parser) took 6312.82ms. Allocated memory was 159.4MB in the beginning and 207.6MB in the end (delta: 48.2MB). Free memory was 110.7MB in the beginning and 91.8MB in the end (delta: 18.9MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2024-10-25 00:01:23,382 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 159.4MB. Free memory is still 121.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-25 00:01:23,383 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.19ms. Allocated memory is still 159.4MB. Free memory was 110.7MB in the beginning and 93.5MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-25 00:01:23,383 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.05ms. Allocated memory is still 159.4MB. Free memory was 93.5MB in the beginning and 90.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-25 00:01:23,383 INFO L158 Benchmark]: Boogie Preprocessor took 75.51ms. Allocated memory is still 159.4MB. Free memory was 90.7MB in the beginning and 87.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-25 00:01:23,383 INFO L158 Benchmark]: RCFGBuilder took 739.86ms. Allocated memory is still 159.4MB. Free memory was 87.2MB in the beginning and 116.2MB in the end (delta: -29.0MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2024-10-25 00:01:23,383 INFO L158 Benchmark]: BuchiAutomizer took 4965.08ms. Allocated memory was 159.4MB in the beginning and 207.6MB in the end (delta: 48.2MB). Free memory was 115.4MB in the beginning and 97.0MB in the end (delta: 18.4MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. [2024-10-25 00:01:23,384 INFO L158 Benchmark]: Witness Printer took 69.33ms. Allocated memory is still 207.6MB. Free memory was 97.0MB in the beginning and 91.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-25 00:01:23,385 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 159.4MB. Free memory is still 121.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.19ms. Allocated memory is still 159.4MB. Free memory was 110.7MB in the beginning and 93.5MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.05ms. Allocated memory is still 159.4MB. Free memory was 93.5MB in the beginning and 90.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.51ms. Allocated memory is still 159.4MB. Free memory was 90.7MB in the beginning and 87.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 739.86ms. Allocated memory is still 159.4MB. Free memory was 87.2MB in the beginning and 116.2MB in the end (delta: -29.0MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * BuchiAutomizer took 4965.08ms. Allocated memory was 159.4MB in the beginning and 207.6MB in the end (delta: 48.2MB). Free memory was 115.4MB in the beginning and 97.0MB in the end (delta: 18.4MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. * Witness Printer took 69.33ms. Allocated memory is still 207.6MB. Free memory was 97.0MB in the beginning and 91.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (3 trivial, 3 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function s__state and consists of 4 locations. One deterministic module has affine ranking function (((long long) -2 * blastFlag) + 1) and consists of 3 locations. One deterministic module has affine ranking function s__state and consists of 4 locations. 3 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 753 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.8s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 3.0s. Construction of modules took 0.6s. Büchi inclusion checks took 0.9s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 75 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 632 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 629 mSDsluCounter, 1831 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 722 mSDsCounter, 73 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 837 IncrementalHoareTripleChecker+Invalid, 910 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 73 mSolverCounterUnsat, 1109 mSDtfsCounter, 837 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT2 conc1 concLT1 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital26 mio100 ax100 hnf100 lsp30 ukn100 mio100 lsp100 div266 bol100 ite100 ukn100 eq183 hnf90 smp79 dnf100 smp100 tf112 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 28ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 221]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L688] int s ; [L689] int tmp ; [L693] s = 8464 [L694] CALL ssl3_accept(s) [L20] int s__info_callback = __VERIFIER_nondet_int(); [L21] unsigned int s__in_handshake = __VERIFIER_nondet_uint(); [L22] int s__state ; [L23] int s__new_session ; [L24] int s__server ; [L25] unsigned int s__version = __VERIFIER_nondet_uint(); [L26] int s__type ; [L27] int s__init_num ; [L28] int s__hit = __VERIFIER_nondet_int(); [L29] int s__rwstate ; [L30] int s__init_buf___0 = __VERIFIER_nondet_int(); [L31] int s__debug = __VERIFIER_nondet_int(); [L32] int s__shutdown ; [L33] int s__cert = __VERIFIER_nondet_int(); [L34] int s__options = __VERIFIER_nondet_int(); [L35] unsigned int s__verify_mode = __VERIFIER_nondet_uint(); [L36] int s__session__peer = __VERIFIER_nondet_int(); [L37] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L38] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L39] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int(); [L40] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int(); [L41] unsigned int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_uint(); [L42] int s__s3__tmp__cert_request ; [L43] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L44] int s__s3__tmp__use_rsa_tmp ; [L45] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L46] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L47] int s__s3__tmp__next_state___0 = __VERIFIER_nondet_int(); [L48] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L49] int s__session__cipher ; [L50] int buf ; [L51] unsigned long l ; [L52] unsigned long Time ; [L53] unsigned long tmp ; [L54] int cb ; [L55] long num1 = __VERIFIER_nondet_long(); [L56] int ret ; [L57] int new_state ; [L58] int state ; [L59] int skip ; [L60] int got_new_session ; [L61] unsigned int tmp___1 = __VERIFIER_nondet_uint(); [L62] unsigned int tmp___2 = __VERIFIER_nondet_uint(); [L63] int tmp___3 = __VERIFIER_nondet_int(); [L64] int tmp___4 = __VERIFIER_nondet_int(); [L65] int tmp___5 = __VERIFIER_nondet_int(); [L66] unsigned int tmp___6 = __VERIFIER_nondet_uint(); [L67] int tmp___7 ; [L68] long tmp___8 = __VERIFIER_nondet_long(); [L69] int tmp___9 = __VERIFIER_nondet_int(); [L70] int tmp___10 = __VERIFIER_nondet_int(); [L71] int blastFlag ; [L72] int ag_X = __VERIFIER_nondet_int(); [L73] int ag_Y = __VERIFIER_nondet_int(); [L74] int __retres69 ; [L77] s__state = initial_state [L78] blastFlag = 0 [L79] tmp = __VERIFIER_nondet_int() [L80] Time = tmp [L81] cb = 0 [L82] ret = -1 [L83] skip = 0 [L84] got_new_session = 0 VAL [blastFlag=0, cb=0, got_new_session=0, ret=-1, s__state=8464, skip=0] [L85] COND TRUE s__info_callback != 0 [L86] cb = s__info_callback VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__state=8464, skip=0] [L94] s__in_handshake = s__in_handshake + 1 VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0] [L95] COND FALSE !(tmp___1 + 12288) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0] [L104] COND FALSE !(s__cert == 0) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0] [L111] COND TRUE 1 VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0] [L113] state = s__state VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L114] COND FALSE !(s__state == 12292) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L117] COND FALSE !(s__state == 16384) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L120] COND FALSE !(s__state == 8192) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L123] COND FALSE !(s__state == 24576) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L126] COND FALSE !(s__state == 8195) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L129] COND FALSE !(s__state == 8480) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L132] COND FALSE !(s__state == 8481) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L135] COND FALSE !(s__state == 8482) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L138] COND TRUE s__state == 8464 VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, skip=0, state=8464] [L300] s__shutdown = 0 [L301] ret = __VERIFIER_nondet_int() [L302] COND TRUE blastFlag == 0 [L303] blastFlag = 1 VAL [blastFlag=1, cb=6, got_new_session=0, s__in_handshake=1, skip=0, state=8464] [L307] COND FALSE !(ret <= 0) [L312] got_new_session = 1 [L313] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L314] s__init_num = 0 VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L637] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L666] skip = 0 VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L111] COND TRUE 1 VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L113] state = s__state VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L114] COND FALSE !(s__state == 12292) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L117] COND FALSE !(s__state == 16384) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L120] COND FALSE !(s__state == 8192) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L123] COND FALSE !(s__state == 24576) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L126] COND FALSE !(s__state == 8195) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L129] COND FALSE !(s__state == 8480) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L132] COND FALSE !(s__state == 8481) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L135] COND FALSE !(s__state == 8482) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L138] COND TRUE s__state == 8464 VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, skip=0, state=8464] Loop: [L300] s__shutdown = 0 [L301] ret = __VERIFIER_nondet_int() [L302] COND FALSE !(blastFlag == 0) [L307] COND FALSE !(ret <= 0) [L312] got_new_session = 1 [L313] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L314] s__init_num = 0 [L637] COND FALSE !(! s__s3__tmp__reuse_message) [L666] skip = 0 [L111] COND TRUE 1 [L113] state = s__state [L114] COND FALSE !(s__state == 12292) [L117] COND FALSE !(s__state == 16384) [L120] COND FALSE !(s__state == 8192) [L123] COND FALSE !(s__state == 24576) [L126] COND FALSE !(s__state == 8195) [L129] COND FALSE !(s__state == 8480) [L132] COND FALSE !(s__state == 8481) [L135] COND FALSE !(s__state == 8482) [L138] COND TRUE s__state == 8464 End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 221]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L688] int s ; [L689] int tmp ; [L693] s = 8464 [L694] CALL ssl3_accept(s) [L20] int s__info_callback = __VERIFIER_nondet_int(); [L21] unsigned int s__in_handshake = __VERIFIER_nondet_uint(); [L22] int s__state ; [L23] int s__new_session ; [L24] int s__server ; [L25] unsigned int s__version = __VERIFIER_nondet_uint(); [L26] int s__type ; [L27] int s__init_num ; [L28] int s__hit = __VERIFIER_nondet_int(); [L29] int s__rwstate ; [L30] int s__init_buf___0 = __VERIFIER_nondet_int(); [L31] int s__debug = __VERIFIER_nondet_int(); [L32] int s__shutdown ; [L33] int s__cert = __VERIFIER_nondet_int(); [L34] int s__options = __VERIFIER_nondet_int(); [L35] unsigned int s__verify_mode = __VERIFIER_nondet_uint(); [L36] int s__session__peer = __VERIFIER_nondet_int(); [L37] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L38] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L39] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int(); [L40] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int(); [L41] unsigned int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_uint(); [L42] int s__s3__tmp__cert_request ; [L43] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L44] int s__s3__tmp__use_rsa_tmp ; [L45] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L46] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L47] int s__s3__tmp__next_state___0 = __VERIFIER_nondet_int(); [L48] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L49] int s__session__cipher ; [L50] int buf ; [L51] unsigned long l ; [L52] unsigned long Time ; [L53] unsigned long tmp ; [L54] int cb ; [L55] long num1 = __VERIFIER_nondet_long(); [L56] int ret ; [L57] int new_state ; [L58] int state ; [L59] int skip ; [L60] int got_new_session ; [L61] unsigned int tmp___1 = __VERIFIER_nondet_uint(); [L62] unsigned int tmp___2 = __VERIFIER_nondet_uint(); [L63] int tmp___3 = __VERIFIER_nondet_int(); [L64] int tmp___4 = __VERIFIER_nondet_int(); [L65] int tmp___5 = __VERIFIER_nondet_int(); [L66] unsigned int tmp___6 = __VERIFIER_nondet_uint(); [L67] int tmp___7 ; [L68] long tmp___8 = __VERIFIER_nondet_long(); [L69] int tmp___9 = __VERIFIER_nondet_int(); [L70] int tmp___10 = __VERIFIER_nondet_int(); [L71] int blastFlag ; [L72] int ag_X = __VERIFIER_nondet_int(); [L73] int ag_Y = __VERIFIER_nondet_int(); [L74] int __retres69 ; [L77] s__state = initial_state [L78] blastFlag = 0 [L79] tmp = __VERIFIER_nondet_int() [L80] Time = tmp [L81] cb = 0 [L82] ret = -1 [L83] skip = 0 [L84] got_new_session = 0 VAL [blastFlag=0, cb=0, got_new_session=0, ret=-1, s__state=8464, skip=0] [L85] COND TRUE s__info_callback != 0 [L86] cb = s__info_callback VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__state=8464, skip=0] [L94] s__in_handshake = s__in_handshake + 1 VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0] [L95] COND FALSE !(tmp___1 + 12288) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0] [L104] COND FALSE !(s__cert == 0) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0] [L111] COND TRUE 1 VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0] [L113] state = s__state VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L114] COND FALSE !(s__state == 12292) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L117] COND FALSE !(s__state == 16384) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L120] COND FALSE !(s__state == 8192) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L123] COND FALSE !(s__state == 24576) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L126] COND FALSE !(s__state == 8195) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L129] COND FALSE !(s__state == 8480) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L132] COND FALSE !(s__state == 8481) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L135] COND FALSE !(s__state == 8482) VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L138] COND TRUE s__state == 8464 VAL [blastFlag=0, cb=6, got_new_session=0, ret=-1, s__in_handshake=1, skip=0, state=8464] [L300] s__shutdown = 0 [L301] ret = __VERIFIER_nondet_int() [L302] COND TRUE blastFlag == 0 [L303] blastFlag = 1 VAL [blastFlag=1, cb=6, got_new_session=0, s__in_handshake=1, skip=0, state=8464] [L307] COND FALSE !(ret <= 0) [L312] got_new_session = 1 [L313] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L314] s__init_num = 0 VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__state=8464, skip=0, state=8464] [L637] COND FALSE !(! s__s3__tmp__reuse_message) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L666] skip = 0 VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L111] COND TRUE 1 VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L113] state = s__state VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L114] COND FALSE !(s__state == 12292) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L117] COND FALSE !(s__state == 16384) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L120] COND FALSE !(s__state == 8192) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L123] COND FALSE !(s__state == 24576) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L126] COND FALSE !(s__state == 8195) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L129] COND FALSE !(s__state == 8480) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L132] COND FALSE !(s__state == 8481) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L135] COND FALSE !(s__state == 8482) VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, s__state=8464, skip=0, state=8464] [L138] COND TRUE s__state == 8464 VAL [ag_X=4232, ag_Y=0, blastFlag=1, cb=6, got_new_session=1, ret=1, s__in_handshake=1, s__s3__tmp__reuse_message=4, skip=0, state=8464] Loop: [L300] s__shutdown = 0 [L301] ret = __VERIFIER_nondet_int() [L302] COND FALSE !(blastFlag == 0) [L307] COND FALSE !(ret <= 0) [L312] got_new_session = 1 [L313] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L314] s__init_num = 0 [L637] COND FALSE !(! s__s3__tmp__reuse_message) [L666] skip = 0 [L111] COND TRUE 1 [L113] state = s__state [L114] COND FALSE !(s__state == 12292) [L117] COND FALSE !(s__state == 16384) [L120] COND FALSE !(s__state == 8192) [L123] COND FALSE !(s__state == 24576) [L126] COND FALSE !(s__state == 8195) [L129] COND FALSE !(s__state == 8480) [L132] COND FALSE !(s__state == 8481) [L135] COND FALSE !(s__state == 8482) [L138] COND TRUE s__state == 8464 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-10-25 00:01:23,420 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)