./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 0.2.3-dev-e7bb482 [2023-11-06 21:57:49,840 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:57:49,978 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-06 21:57:49,983 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:57:49,984 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:57:50,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:57:50,039 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:57:50,040 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:57:50,042 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:57:50,049 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:57:50,050 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 21:57:50,051 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 21:57:50,051 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 21:57:50,053 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 21:57:50,054 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 21:57:50,054 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 21:57:50,055 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 21:57:50,056 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:57:50,057 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 21:57:50,057 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 21:57:50,058 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 21:57:50,058 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 21:57:50,059 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:57:50,059 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 21:57:50,060 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 21:57:50,060 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 21:57:50,061 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 21:57:50,061 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 21:57:50,062 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 21:57:50,062 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 21:57:50,064 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:57:50,064 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:57:50,065 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:57:50,065 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:57:50,066 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 21:57:50,067 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 21:57:50,067 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ffdd9c6c8ed32275119d4b9d2dc66b9f80986fea1a039186a702d6c803e62485 [2023-11-06 21:57:50,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:57:50,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:57:50,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:57:50,484 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:57:50,485 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:57:50,487 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2023-11-06 21:57:53,577 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:57:53,796 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:57:53,797 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2023-11-06 21:57:53,813 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/data/0a045bde9/7fb79eefa31e46aab78ad7f7689a1ae3/FLAG13c826067 [2023-11-06 21:57:53,839 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/data/0a045bde9/7fb79eefa31e46aab78ad7f7689a1ae3 [2023-11-06 21:57:53,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:57:53,848 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:57:53,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:57:53,854 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:57:53,861 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:57:53,862 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:57:53" (1/1) ... [2023-11-06 21:57:53,863 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5242cf91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:53, skipping insertion in model container [2023-11-06 21:57:53,864 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:57:53" (1/1) ... [2023-11-06 21:57:53,953 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:57:54,188 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:57:54,207 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:57:54,264 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:57:54,279 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:57:54,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:54 WrapperNode [2023-11-06 21:57:54,280 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:57:54,281 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:57:54,282 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:57:54,282 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:57:54,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:54" (1/1) ... [2023-11-06 21:57:54,302 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:54" (1/1) ... [2023-11-06 21:57:54,336 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 535 [2023-11-06 21:57:54,336 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:57:54,337 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:57:54,337 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:57:54,338 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:57:54,348 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:54" (1/1) ... [2023-11-06 21:57:54,349 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:54" (1/1) ... [2023-11-06 21:57:54,353 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:54" (1/1) ... [2023-11-06 21:57:54,353 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:54" (1/1) ... [2023-11-06 21:57:54,364 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:54" (1/1) ... [2023-11-06 21:57:54,400 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:54" (1/1) ... [2023-11-06 21:57:54,403 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:54" (1/1) ... [2023-11-06 21:57:54,406 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:54" (1/1) ... [2023-11-06 21:57:54,410 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:57:54,411 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:57:54,412 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:57:54,412 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:57:54,413 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:54" (1/1) ... [2023-11-06 21:57:54,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:54,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:54,449 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:54,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-06 21:57:54,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 21:57:54,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 21:57:54,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:57:54,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:57:54,630 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:57:54,633 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:57:54,665 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-06 21:57:55,401 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2023-11-06 21:57:55,402 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2023-11-06 21:57:55,402 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:57:55,410 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:57:55,411 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 21:57:55,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:57:55 BoogieIcfgContainer [2023-11-06 21:57:55,414 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:57:55,415 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-06 21:57:55,415 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-06 21:57:55,419 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-06 21:57:55,420 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 21:57:55,420 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.11 09:57:53" (1/3) ... [2023-11-06 21:57:55,422 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@72c00019 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 09:57:55, skipping insertion in model container [2023-11-06 21:57:55,422 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 21:57:55,422 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:54" (2/3) ... [2023-11-06 21:57:55,422 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@72c00019 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 09:57:55, skipping insertion in model container [2023-11-06 21:57:55,422 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 21:57:55,423 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:57:55" (3/3) ... [2023-11-06 21:57:55,424 INFO L332 chiAutomizerObserver]: Analyzing ICFG s3_srvr_2a_alt.BV.c.cil.c [2023-11-06 21:57:55,487 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-06 21:57:55,487 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-06 21:57:55,488 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-06 21:57:55,488 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-06 21:57:55,488 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-06 21:57:55,488 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-06 21:57:55,488 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-06 21:57:55,488 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-06 21:57:55,494 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) [2023-11-06 21:57:55,528 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2023-11-06 21:57:55,528 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 21:57:55,529 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 21:57:55,539 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-06 21:57:55,542 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:57:55,542 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-06 21:57:55,546 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) [2023-11-06 21:57:55,564 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2023-11-06 21:57:55,564 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 21:57:55,564 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 21:57:55,566 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-06 21:57:55,566 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:57:55,572 INFO L748 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(48, 1, 0, 1);call write~init~int(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 [2023-11-06 21:57:55,580 INFO L750 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 [2023-11-06 21:57:55,591 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:55,591 INFO L85 PathProgramCache]: Analyzing trace with hash 889513938, now seen corresponding path program 1 times [2023-11-06 21:57:55,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:55,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006949989] [2023-11-06 21:57:55,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:55,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:55,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:55,721 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:57:55,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:55,781 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:57:55,783 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:55,784 INFO L85 PathProgramCache]: Analyzing trace with hash 450429232, now seen corresponding path program 1 times [2023-11-06 21:57:55,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:55,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742848343] [2023-11-06 21:57:55,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:55,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:55,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 21:57:55,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:57:55,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742848343] [2023-11-06 21:57:55,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742848343] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:57:55,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:57:55,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 21:57:55,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619718802] [2023-11-06 21:57:55,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:57:55,870 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-06 21:57:55,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:57:55,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 21:57:55,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 21:57:55,903 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) [2023-11-06 21:57:55,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:57:55,921 INFO L93 Difference]: Finished difference Result 131 states and 220 transitions. [2023-11-06 21:57:55,922 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 131 states and 220 transitions. [2023-11-06 21:57:55,926 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2023-11-06 21:57:55,931 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 131 states to 112 states and 172 transitions. [2023-11-06 21:57:55,932 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 112 [2023-11-06 21:57:55,933 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 112 [2023-11-06 21:57:55,937 INFO L73 IsDeterministic]: Start isDeterministic. Operand 112 states and 172 transitions. [2023-11-06 21:57:55,938 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 21:57:55,938 INFO L218 hiAutomatonCegarLoop]: Abstraction has 112 states and 172 transitions. [2023-11-06 21:57:55,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states and 172 transitions. [2023-11-06 21:57:55,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2023-11-06 21:57:55,971 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) [2023-11-06 21:57:55,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 172 transitions. [2023-11-06 21:57:55,974 INFO L240 hiAutomatonCegarLoop]: Abstraction has 112 states and 172 transitions. [2023-11-06 21:57:55,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 21:57:55,979 INFO L428 stractBuchiCegarLoop]: Abstraction has 112 states and 172 transitions. [2023-11-06 21:57:55,979 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-06 21:57:55,979 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 112 states and 172 transitions. [2023-11-06 21:57:55,981 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2023-11-06 21:57:55,982 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 21:57:55,982 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 21:57:55,983 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-06 21:57:55,983 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:57:55,984 INFO L748 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(48, 1, 0, 1);call write~init~int(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 [2023-11-06 21:57:55,984 INFO L750 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 [2023-11-06 21:57:55,985 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:55,985 INFO L85 PathProgramCache]: Analyzing trace with hash 889513938, now seen corresponding path program 2 times [2023-11-06 21:57:55,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:55,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713650337] [2023-11-06 21:57:55,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:55,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:56,002 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:57:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:56,036 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:57:56,036 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:56,036 INFO L85 PathProgramCache]: Analyzing trace with hash -289497929, now seen corresponding path program 1 times [2023-11-06 21:57:56,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:56,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397721534] [2023-11-06 21:57:56,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:56,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:56,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:56,044 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:57:56,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:56,052 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:57:56,052 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:56,053 INFO L85 PathProgramCache]: Analyzing trace with hash -1315351800, now seen corresponding path program 1 times [2023-11-06 21:57:56,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:56,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532752435] [2023-11-06 21:57:56,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:56,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:56,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 21:57:56,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:57:56,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532752435] [2023-11-06 21:57:56,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532752435] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:57:56,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:57:56,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:57:56,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844003255] [2023-11-06 21:57:56,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:57:56,426 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 21:57:56,427 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 21:57:56,427 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 21:57:56,427 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 21:57:56,427 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-06 21:57:56,427 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:56,428 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 21:57:56,428 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 21:57:56,428 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration2_Loop [2023-11-06 21:57:56,428 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 21:57:56,428 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 21:57:56,446 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,458 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,464 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,468 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,473 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,478 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,481 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,487 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,490 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,582 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 21:57:56,583 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-06 21:57:56,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:56,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:56,589 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:56,602 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 21:57:56,602 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 21:57:56,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-06 21:57:56,632 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 21:57:56,633 INFO L440 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: [] [2023-11-06 21:57:56,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:56,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:56,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:56,644 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:56,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-06 21:57:56,648 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 21:57:56,648 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 21:57:56,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:56,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:56,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:56,674 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:56,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-06 21:57:56,678 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-06 21:57:56,678 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 21:57:56,699 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-06 21:57:56,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:56,704 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 21:57:56,704 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 21:57:56,704 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 21:57:56,704 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 21:57:56,704 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 21:57:56,704 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:56,705 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 21:57:56,705 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 21:57:56,705 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration2_Loop [2023-11-06 21:57:56,705 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 21:57:56,705 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 21:57:56,706 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,725 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,733 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,737 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,740 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,744 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,752 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,756 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:56,865 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 21:57:56,870 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 21:57:56,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:56,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:56,877 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:56,882 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 [2023-11-06 21:57:56,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-06 21:57:56,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:56,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:56,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:56,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:56,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:56,897 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:56,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:56,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:56,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:56,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:56,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:56,920 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:56,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-06 21:57:56,934 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 [2023-11-06 21:57:56,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:56,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:56,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:56,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:56,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:56,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:56,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:56,959 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 21:57:56,964 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-11-06 21:57:56,964 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-11-06 21:57:56,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:56,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:57,019 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:57,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-06 21:57:57,026 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 21:57:57,026 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-06 21:57:57,027 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 21:57:57,027 INFO L515 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 [] [2023-11-06 21:57:57,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-11-06 21:57:57,035 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-06 21:57:57,055 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:57,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:57,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 21:57:57,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:57:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:57,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 21:57:57,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:57:57,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 21:57:57,206 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 [2023-11-06 21:57:57,208 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) [2023-11-06 21:57:57,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:57,807 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 517 states and 788 transitions. Complement of second has 9 states. [2023-11-06 21:57:57,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-11-06 21:57:57,810 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) [2023-11-06 21:57:57,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 323 transitions. [2023-11-06 21:57:57,814 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 323 transitions. Stem has 6 letters. Loop has 12 letters. [2023-11-06 21:57:57,815 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 21:57:57,815 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 323 transitions. Stem has 18 letters. Loop has 12 letters. [2023-11-06 21:57:57,817 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 21:57:57,818 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 323 transitions. Stem has 6 letters. Loop has 24 letters. [2023-11-06 21:57:57,819 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 21:57:57,819 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 517 states and 788 transitions. [2023-11-06 21:57:57,829 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 188 [2023-11-06 21:57:57,836 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 517 states to 487 states and 743 transitions. [2023-11-06 21:57:57,836 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2023-11-06 21:57:57,838 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 294 [2023-11-06 21:57:57,838 INFO L73 IsDeterministic]: Start isDeterministic. Operand 487 states and 743 transitions. [2023-11-06 21:57:57,838 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 21:57:57,838 INFO L218 hiAutomatonCegarLoop]: Abstraction has 487 states and 743 transitions. [2023-11-06 21:57:57,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states and 743 transitions. [2023-11-06 21:57:57,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 360. [2023-11-06 21:57:57,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 360 states have (on average 1.538888888888889) internal successors, (554), 359 states have internal predecessors, (554), 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) [2023-11-06 21:57:57,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 554 transitions. [2023-11-06 21:57:57,879 INFO L240 hiAutomatonCegarLoop]: Abstraction has 360 states and 554 transitions. [2023-11-06 21:57:57,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:57:57,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:57:57,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:57:57,881 INFO L87 Difference]: Start difference. First operand 360 states and 554 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) [2023-11-06 21:57:58,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:57:58,038 INFO L93 Difference]: Finished difference Result 377 states and 574 transitions. [2023-11-06 21:57:58,038 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 377 states and 574 transitions. [2023-11-06 21:57:58,045 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 205 [2023-11-06 21:57:58,050 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 377 states to 377 states and 574 transitions. [2023-11-06 21:57:58,050 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 246 [2023-11-06 21:57:58,052 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 246 [2023-11-06 21:57:58,052 INFO L73 IsDeterministic]: Start isDeterministic. Operand 377 states and 574 transitions. [2023-11-06 21:57:58,054 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 21:57:58,054 INFO L218 hiAutomatonCegarLoop]: Abstraction has 377 states and 574 transitions. [2023-11-06 21:57:58,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states and 574 transitions. [2023-11-06 21:57:58,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 375. [2023-11-06 21:57:58,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 375 states have (on average 1.5253333333333334) internal successors, (572), 374 states have internal predecessors, (572), 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) [2023-11-06 21:57:58,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 572 transitions. [2023-11-06 21:57:58,088 INFO L240 hiAutomatonCegarLoop]: Abstraction has 375 states and 572 transitions. [2023-11-06 21:57:58,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:57:58,094 INFO L428 stractBuchiCegarLoop]: Abstraction has 375 states and 572 transitions. [2023-11-06 21:57:58,095 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-06 21:57:58,095 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 375 states and 572 transitions. [2023-11-06 21:57:58,100 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 203 [2023-11-06 21:57:58,100 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 21:57:58,100 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 21:57:58,104 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:57:58,104 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:57:58,104 INFO L748 eck$LassoCheckResult]: Stem: 1815#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(26, 2);call #Ultimate.allocInit(12, 3); 1816#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; 1829#L85 assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 1780#L88-2 ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 1781#L95 assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 1926#L95-1 assume !(0 == ssl3_accept_~s__cert~0#1); 1939#L111-2 assume !false; 2008#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 2007#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 2006#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 2005#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 2004#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 2003#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 2002#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 2000#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 1995#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 1963#L138 assume 8464 == ssl3_accept_~s__state~0#1; 1844#ssl3_accept_switch_1_8466#1 [2023-11-06 21:57:58,105 INFO L750 eck$LassoCheckResult]: Loop: 1844#ssl3_accept_switch_1_8466#1 ssl3_accept_~s__shutdown~0#1 := 0;havoc ssl3_accept_#t~nondet39#1;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet39#1;havoc ssl3_accept_#t~nondet39#1; 1845#L302 assume 0 == ssl3_accept_~blastFlag~0#1;ssl3_accept_~blastFlag~0#1 := 1; 1912#L302-2 assume !(ssl3_accept_~ret~0#1 <= 0);ssl3_accept_~got_new_session~0#1 := 1;ssl3_accept_~s__state~0#1 := (if 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0#1 := 0; 1929#$Ultimate##219 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 2095#L637 ssl3_accept_~skip~0#1 := 0; 2094#L111-2 assume !false; 1852#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 1853#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 2093#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 1842#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 1843#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 1887#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 1888#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 1990#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 1988#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 1986#L138 assume 8464 == ssl3_accept_~s__state~0#1; 1844#ssl3_accept_switch_1_8466#1 [2023-11-06 21:57:58,105 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:58,105 INFO L85 PathProgramCache]: Analyzing trace with hash -1150938771, now seen corresponding path program 1 times [2023-11-06 21:57:58,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:58,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264739894] [2023-11-06 21:57:58,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:58,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:58,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:58,134 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:57:58,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:58,153 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:57:58,157 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:58,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1865326434, now seen corresponding path program 1 times [2023-11-06 21:57:58,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:58,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660687714] [2023-11-06 21:57:58,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:58,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:58,177 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:57:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:58,200 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:57:58,200 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:58,201 INFO L85 PathProgramCache]: Analyzing trace with hash -302229298, now seen corresponding path program 1 times [2023-11-06 21:57:58,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:58,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896768748] [2023-11-06 21:57:58,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:58,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:58,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:58,222 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:57:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:58,243 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:57:58,402 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 21:57:58,403 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 21:57:58,403 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 21:57:58,403 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 21:57:58,403 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-06 21:57:58,403 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:58,403 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 21:57:58,404 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 21:57:58,404 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration3_Loop [2023-11-06 21:57:58,404 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 21:57:58,404 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 21:57:58,406 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,411 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,415 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,418 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,421 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,428 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,431 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,434 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,437 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,440 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,580 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 21:57:58,581 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-06 21:57:58,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:58,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:58,585 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:58,589 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 21:57:58,590 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 21:57:58,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-06 21:57:58,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:58,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:58,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:58,623 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:58,632 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-06 21:57:58,632 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 21:57:58,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-06 21:57:58,658 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-06 21:57:58,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:58,665 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 21:57:58,665 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 21:57:58,665 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 21:57:58,665 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 21:57:58,665 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 21:57:58,665 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:58,666 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 21:57:58,666 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 21:57:58,666 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration3_Loop [2023-11-06 21:57:58,666 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 21:57:58,666 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 21:57:58,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,677 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,681 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,685 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,689 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,692 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,695 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,699 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,703 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,706 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,709 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:58,856 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 21:57:58,856 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 21:57:58,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:58,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:58,858 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:58,869 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 [2023-11-06 21:57:58,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:58,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:58,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:58,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:58,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:58,889 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:58,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:58,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-06 21:57:58,900 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 21:57:58,911 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-11-06 21:57:58,911 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-11-06 21:57:58,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:58,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:58,913 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:58,930 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 21:57:58,931 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-06 21:57:58,931 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 21:57:58,931 INFO L515 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 [] [2023-11-06 21:57:58,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-06 21:57:58,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:58,941 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-06 21:57:58,959 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:58,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:58,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 21:57:58,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:57:59,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:59,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 21:57:59,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:57:59,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2023-11-06 21:57:59,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 21:57:59,187 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 [2023-11-06 21:57:59,187 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 375 states and 572 transitions. cyclomatic complexity: 200 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) [2023-11-06 21:57:59,241 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 375 states and 572 transitions. cyclomatic complexity: 200. 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 617 states and 938 transitions. Complement of second has 4 states. [2023-11-06 21:57:59,241 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 [2023-11-06 21:57:59,244 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) [2023-11-06 21:57:59,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 334 transitions. [2023-11-06 21:57:59,245 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 334 transitions. Stem has 17 letters. Loop has 16 letters. [2023-11-06 21:57:59,249 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 21:57:59,249 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 334 transitions. Stem has 33 letters. Loop has 16 letters. [2023-11-06 21:57:59,250 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 21:57:59,250 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 334 transitions. Stem has 17 letters. Loop has 32 letters. [2023-11-06 21:57:59,252 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 21:57:59,253 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 617 states and 938 transitions. [2023-11-06 21:57:59,259 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 322 [2023-11-06 21:57:59,265 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 617 states to 617 states and 938 transitions. [2023-11-06 21:57:59,265 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 364 [2023-11-06 21:57:59,266 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 366 [2023-11-06 21:57:59,266 INFO L73 IsDeterministic]: Start isDeterministic. Operand 617 states and 938 transitions. [2023-11-06 21:57:59,267 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 21:57:59,267 INFO L218 hiAutomatonCegarLoop]: Abstraction has 617 states and 938 transitions. [2023-11-06 21:57:59,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states and 938 transitions. [2023-11-06 21:57:59,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 615. [2023-11-06 21:57:59,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 615 states, 615 states have (on average 1.5203252032520325) internal successors, (935), 614 states have internal predecessors, (935), 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) [2023-11-06 21:57:59,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 615 states and 935 transitions. [2023-11-06 21:57:59,301 INFO L240 hiAutomatonCegarLoop]: Abstraction has 615 states and 935 transitions. [2023-11-06 21:57:59,302 INFO L428 stractBuchiCegarLoop]: Abstraction has 615 states and 935 transitions. [2023-11-06 21:57:59,302 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-06 21:57:59,302 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 615 states and 935 transitions. [2023-11-06 21:57:59,306 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 322 [2023-11-06 21:57:59,307 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 21:57:59,307 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 21:57:59,308 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:57:59,308 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:57:59,308 INFO L748 eck$LassoCheckResult]: Stem: 2928#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(26, 2);call #Ultimate.allocInit(12, 3); 2929#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; 2942#L85 assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 2894#L88-2 ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 2895#L95 assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 3044#L95-1 assume !(0 == ssl3_accept_~s__cert~0#1); 3060#L111-2 assume !false; 3206#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 3348#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 3344#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 3342#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 3340#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 3338#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 3337#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 3085#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 3062#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 3063#L138 assume 8464 == ssl3_accept_~s__state~0#1; 3102#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; 2957#L302 [2023-11-06 21:57:59,309 INFO L750 eck$LassoCheckResult]: Loop: 2957#L302 assume !(0 == ssl3_accept_~blastFlag~0#1); 3028#L302-2 assume !(ssl3_accept_~ret~0#1 <= 0);ssl3_accept_~got_new_session~0#1 := 1;ssl3_accept_~s__state~0#1 := (if 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0#1 := 0; 3048#$Ultimate##219 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 3301#L637 ssl3_accept_~skip~0#1 := 0; 3300#L111-2 assume !false; 3299#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 3297#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 3298#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 3318#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 3316#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 3314#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 3309#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 3200#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 3193#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 3186#L138 assume 8464 == ssl3_accept_~s__state~0#1; 2956#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; 2957#L302 [2023-11-06 21:57:59,309 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:59,309 INFO L85 PathProgramCache]: Analyzing trace with hash -1319363257, now seen corresponding path program 1 times [2023-11-06 21:57:59,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:59,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839827169] [2023-11-06 21:57:59,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:59,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:59,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:59,320 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:57:59,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:59,331 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:57:59,332 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:59,332 INFO L85 PathProgramCache]: Analyzing trace with hash -826430338, now seen corresponding path program 1 times [2023-11-06 21:57:59,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:59,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854429530] [2023-11-06 21:57:59,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:59,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:59,340 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:57:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:59,348 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:57:59,348 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:59,349 INFO L85 PathProgramCache]: Analyzing trace with hash -1800241724, now seen corresponding path program 1 times [2023-11-06 21:57:59,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:59,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397515117] [2023-11-06 21:57:59,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:59,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:59,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:59,391 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 21:57:59,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:57:59,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397515117] [2023-11-06 21:57:59,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397515117] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:57:59,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:57:59,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:57:59,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424401815] [2023-11-06 21:57:59,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:57:59,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:57:59,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:57:59,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:57:59,526 INFO L87 Difference]: Start difference. First operand 615 states and 935 transitions. cyclomatic complexity: 325 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) [2023-11-06 21:57:59,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:57:59,555 INFO L93 Difference]: Finished difference Result 736 states and 1107 transitions. [2023-11-06 21:57:59,555 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 736 states and 1107 transitions. [2023-11-06 21:57:59,562 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 438 [2023-11-06 21:57:59,569 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 736 states to 735 states and 1106 transitions. [2023-11-06 21:57:59,569 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 483 [2023-11-06 21:57:59,570 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 483 [2023-11-06 21:57:59,570 INFO L73 IsDeterministic]: Start isDeterministic. Operand 735 states and 1106 transitions. [2023-11-06 21:57:59,575 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 21:57:59,575 INFO L218 hiAutomatonCegarLoop]: Abstraction has 735 states and 1106 transitions. [2023-11-06 21:57:59,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states and 1106 transitions. [2023-11-06 21:57:59,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 735. [2023-11-06 21:57:59,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 735 states, 735 states have (on average 1.5047619047619047) internal successors, (1106), 734 states have internal predecessors, (1106), 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) [2023-11-06 21:57:59,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 1106 transitions. [2023-11-06 21:57:59,594 INFO L240 hiAutomatonCegarLoop]: Abstraction has 735 states and 1106 transitions. [2023-11-06 21:57:59,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:57:59,598 INFO L428 stractBuchiCegarLoop]: Abstraction has 735 states and 1106 transitions. [2023-11-06 21:57:59,598 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-06 21:57:59,598 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 735 states and 1106 transitions. [2023-11-06 21:57:59,603 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 438 [2023-11-06 21:57:59,603 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 21:57:59,603 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 21:57:59,605 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] [2023-11-06 21:57:59,605 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:57:59,605 INFO L748 eck$LassoCheckResult]: Stem: 4285#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(26, 2);call #Ultimate.allocInit(12, 3); 4286#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; 4299#L85 assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 4251#L88-2 ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 4252#L95 assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 4404#L95-1 assume !(0 == ssl3_accept_~s__cert~0#1); 4417#L111-2 assume !false; 4490#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 4328#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 4207#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 4208#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 4273#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 4274#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 4364#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 4581#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 4573#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 4570#L138 assume 8464 == ssl3_accept_~s__state~0#1; 4312#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; 4313#L302 assume 0 == ssl3_accept_~blastFlag~0#1;ssl3_accept_~blastFlag~0#1 := 1; 4389#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; 4407#$Ultimate##219 [2023-11-06 21:57:59,606 INFO L750 eck$LassoCheckResult]: Loop: 4407#$Ultimate##219 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 4922#L637 ssl3_accept_~skip~0#1 := 0; 4921#L111-2 assume !false; 4920#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 4919#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 4918#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 4917#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 4916#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 4915#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 4914#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 4439#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 4601#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 4596#L138 assume 8464 == ssl3_accept_~s__state~0#1; 4592#ssl3_accept_switch_1_8466#1 ssl3_accept_~s__shutdown~0#1 := 0;havoc ssl3_accept_#t~nondet39#1;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet39#1;havoc ssl3_accept_#t~nondet39#1; 4387#L302 assume !(0 == ssl3_accept_~blastFlag~0#1); 4388#L302-2 assume !(ssl3_accept_~ret~0#1 <= 0);ssl3_accept_~got_new_session~0#1 := 1;ssl3_accept_~s__state~0#1 := (if 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0#1 := 0; 4407#$Ultimate##219 [2023-11-06 21:57:59,606 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:59,606 INFO L85 PathProgramCache]: Analyzing trace with hash -892728721, now seen corresponding path program 1 times [2023-11-06 21:57:59,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:59,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122109759] [2023-11-06 21:57:59,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:59,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:59,627 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:57:59,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:59,659 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:57:59,661 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:59,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1718816062, now seen corresponding path program 2 times [2023-11-06 21:57:59,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:59,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15540284] [2023-11-06 21:57:59,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:59,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:59,673 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:57:59,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:59,682 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:57:59,683 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:59,683 INFO L85 PathProgramCache]: Analyzing trace with hash -1461290068, now seen corresponding path program 1 times [2023-11-06 21:57:59,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:59,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089976532] [2023-11-06 21:57:59,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:59,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:59,701 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:57:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:59,727 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:58:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:58:00,735 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:58:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:58:00,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.11 09:58:00 BoogieIcfgContainer [2023-11-06 21:58:00,865 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-06 21:58:00,865 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 21:58:00,865 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 21:58:00,866 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 21:58:00,866 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:57:55" (3/4) ... [2023-11-06 21:58:00,868 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2023-11-06 21:58:00,963 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 21:58:00,964 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 21:58:00,965 INFO L158 Benchmark]: Toolchain (without parser) took 7117.53ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 130.6MB in the beginning and 112.6MB in the end (delta: 18.0MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2023-11-06 21:58:00,965 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:58:00,966 INFO L158 Benchmark]: CACSL2BoogieTranslator took 428.40ms. Allocated memory is still 176.2MB. Free memory was 130.0MB in the beginning and 114.8MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 21:58:00,966 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.23ms. Allocated memory is still 176.2MB. Free memory was 114.3MB in the beginning and 111.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 21:58:00,967 INFO L158 Benchmark]: Boogie Preprocessor took 73.46ms. Allocated memory is still 176.2MB. Free memory was 111.7MB in the beginning and 109.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 21:58:00,967 INFO L158 Benchmark]: RCFGBuilder took 1002.33ms. Allocated memory is still 176.2MB. Free memory was 109.6MB in the beginning and 141.0MB in the end (delta: -31.3MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2023-11-06 21:58:00,967 INFO L158 Benchmark]: BuchiAutomizer took 5450.20ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 141.0MB in the beginning and 116.8MB in the end (delta: 24.2MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. [2023-11-06 21:58:00,968 INFO L158 Benchmark]: Witness Printer took 99.09ms. Allocated memory is still 211.8MB. Free memory was 116.8MB in the beginning and 112.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 21:58:00,970 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 428.40ms. Allocated memory is still 176.2MB. Free memory was 130.0MB in the beginning and 114.8MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.23ms. Allocated memory is still 176.2MB. Free memory was 114.3MB in the beginning and 111.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.46ms. Allocated memory is still 176.2MB. Free memory was 111.7MB in the beginning and 109.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1002.33ms. Allocated memory is still 176.2MB. Free memory was 109.6MB in the beginning and 141.0MB in the end (delta: -31.3MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 5450.20ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 141.0MB in the beginning and 116.8MB in the end (delta: 24.2MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. * Witness Printer took 99.09ms. Allocated memory is still 211.8MB. Free memory was 116.8MB in the beginning and 112.6MB in the end (delta: 4.2MB). 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 5 terminating modules (3 trivial, 2 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function s__state and consists of 5 locations. One deterministic module has affine ranking function ((-2 * blastFlag) + 1) and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 735 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.3s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 3.5s. Construction of modules took 0.4s. Büchi inclusion checks took 1.0s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 4. Automata minimization 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 131 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 [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 961 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 959 mSDsluCounter, 1493 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 490 mSDsCounter, 74 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 425 IncrementalHoareTripleChecker+Invalid, 499 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 74 mSolverCounterUnsat, 1003 mSDtfsCounter, 425 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT1 conc1 concLT1 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital35 mio100 ax100 hnf100 lsp23 ukn100 mio100 lsp100 div350 bol100 ite100 ukn100 eq175 hnf91 smp68 dnf100 smp100 tf110 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 38ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 637]: 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 [Time=5, \old(initial_state)=8464, blastFlag=0, cb=0, got_new_session=0, initial_state=8464, ret=-1, s__state=8464, skip=0, tmp=5] [L85] COND TRUE s__info_callback != 0 [L86] cb = s__info_callback VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__info_callback=6, s__state=8464, skip=0, tmp=5] [L94] s__in_handshake = s__in_handshake + 1 VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, tmp=5] [L95] COND FALSE !(tmp___1 + 12288) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, tmp=5, tmp___1=4294955008] [L104] COND FALSE !(s__cert == 0) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, tmp=5, tmp___1=4294955008] [L111] COND TRUE 1 VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, tmp=5, tmp___1=4294955008] [L113] state = s__state VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L114] COND FALSE !(s__state == 12292) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L117] COND FALSE !(s__state == 16384) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L120] COND FALSE !(s__state == 8192) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L123] COND FALSE !(s__state == 24576) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L126] COND FALSE !(s__state == 8195) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L129] COND FALSE !(s__state == 8480) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L132] COND FALSE !(s__state == 8481) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L135] COND FALSE !(s__state == 8482) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L138] COND TRUE s__state == 8464 VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L300] s__shutdown = 0 [L301] ret = __VERIFIER_nondet_int() [L302] COND TRUE blastFlag == 0 [L303] blastFlag = 1 VAL [Time=5, \old(initial_state)=8464, blastFlag=1, cb=6, got_new_session=0, initial_state=8464, s__cert=9, s__in_handshake=0, s__info_callback=6, s__shutdown=0, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [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 [Time=5, \old(initial_state)=8464, ag_X=0, ag_Y=-2147479416, blastFlag=1, cb=6, got_new_session=1, initial_state=8464, ret=1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__init_num=0, s__shutdown=0, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] Loop: [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 [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 End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 637]: 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 [Time=5, \old(initial_state)=8464, blastFlag=0, cb=0, got_new_session=0, initial_state=8464, ret=-1, s__state=8464, skip=0, tmp=5] [L85] COND TRUE s__info_callback != 0 [L86] cb = s__info_callback VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__info_callback=6, s__state=8464, skip=0, tmp=5] [L94] s__in_handshake = s__in_handshake + 1 VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, tmp=5] [L95] COND FALSE !(tmp___1 + 12288) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, tmp=5, tmp___1=4294955008] [L104] COND FALSE !(s__cert == 0) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, tmp=5, tmp___1=4294955008] [L111] COND TRUE 1 VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, tmp=5, tmp___1=4294955008] [L113] state = s__state VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L114] COND FALSE !(s__state == 12292) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L117] COND FALSE !(s__state == 16384) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L120] COND FALSE !(s__state == 8192) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L123] COND FALSE !(s__state == 24576) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L126] COND FALSE !(s__state == 8195) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L129] COND FALSE !(s__state == 8480) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L132] COND FALSE !(s__state == 8481) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L135] COND FALSE !(s__state == 8482) VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L138] COND TRUE s__state == 8464 VAL [Time=5, \old(initial_state)=8464, blastFlag=0, cb=6, got_new_session=0, initial_state=8464, ret=-1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L300] s__shutdown = 0 [L301] ret = __VERIFIER_nondet_int() [L302] COND TRUE blastFlag == 0 [L303] blastFlag = 1 VAL [Time=5, \old(initial_state)=8464, blastFlag=1, cb=6, got_new_session=0, initial_state=8464, s__cert=9, s__in_handshake=0, s__info_callback=6, s__shutdown=0, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [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 [Time=5, \old(initial_state)=8464, ag_X=0, ag_Y=-2147479416, blastFlag=1, cb=6, got_new_session=1, initial_state=8464, ret=1, s__cert=9, s__in_handshake=0, s__info_callback=6, s__init_num=0, s__shutdown=0, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] Loop: [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 [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 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2023-11-06 21:58:01,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1c4d29c-fa07-42aa-b653-4ad4325a7e61/bin/uautomizer-verify-WvqO1wxjHP/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)