./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b8cfead7c1f307a9ba2676fad86c005fa434c5b4bc168c34fe90a644ea9973b2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:36:07,263 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:36:07,341 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-19 07:36:07,346 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:36:07,346 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:36:07,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:36:07,374 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:36:07,375 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:36:07,376 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:36:07,377 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:36:07,377 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:36:07,378 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 07:36:07,378 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 07:36:07,379 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 07:36:07,380 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 07:36:07,380 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 07:36:07,381 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 07:36:07,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:36:07,382 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 07:36:07,382 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:36:07,383 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:36:07,384 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:36:07,384 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:36:07,385 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 07:36:07,386 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 07:36:07,386 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 07:36:07,387 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:36:07,387 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:36:07,388 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:36:07,388 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 07:36:07,389 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:36:07,389 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:36:07,390 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:36:07,390 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:36:07,391 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:36:07,391 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 07:36:07,392 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_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8cfead7c1f307a9ba2676fad86c005fa434c5b4bc168c34fe90a644ea9973b2 [2023-11-19 07:36:07,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:36:07,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:36:07,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:36:07,672 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:36:07,673 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:36:07,674 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2023-11-19 07:36:10,944 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:36:11,197 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:36:11,197 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2023-11-19 07:36:11,216 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/data/27700227d/2bcdc403ae6241a5b4fdb632f9555b91/FLAG260354470 [2023-11-19 07:36:11,234 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/data/27700227d/2bcdc403ae6241a5b4fdb632f9555b91 [2023-11-19 07:36:11,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:36:11,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:36:11,248 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:11,249 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:36:11,255 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:36:11,258 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:11" (1/1) ... [2023-11-19 07:36:11,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73c74748 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:11, skipping insertion in model container [2023-11-19 07:36:11,260 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:11" (1/1) ... [2023-11-19 07:36:11,329 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:36:11,551 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:11,564 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:36:11,671 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:11,699 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:36:11,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:11 WrapperNode [2023-11-19 07:36:11,700 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:11,701 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:36:11,701 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:36:11,701 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:36:11,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:11" (1/1) ... [2023-11-19 07:36:11,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:11" (1/1) ... [2023-11-19 07:36:11,760 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 534 [2023-11-19 07:36:11,761 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:36:11,761 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:36:11,762 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:36:11,763 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:36:11,773 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:11" (1/1) ... [2023-11-19 07:36:11,774 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:11" (1/1) ... [2023-11-19 07:36:11,778 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:11" (1/1) ... [2023-11-19 07:36:11,779 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:11" (1/1) ... [2023-11-19 07:36:11,788 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:11" (1/1) ... [2023-11-19 07:36:11,796 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:11" (1/1) ... [2023-11-19 07:36:11,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:11" (1/1) ... [2023-11-19 07:36:11,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:11" (1/1) ... [2023-11-19 07:36:11,807 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:36:11,808 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:36:11,808 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:36:11,808 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:36:11,809 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:11" (1/1) ... [2023-11-19 07:36:11,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:11,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:11,847 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:11,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-19 07:36:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:36:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:36:11,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:36:11,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:36:11,995 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:36:11,997 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:36:12,036 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-19 07:36:12,631 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2023-11-19 07:36:12,631 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2023-11-19 07:36:12,632 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:36:12,642 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:36:12,643 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:36:12,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:12 BoogieIcfgContainer [2023-11-19 07:36:12,648 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:36:12,649 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-19 07:36:12,650 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-19 07:36:12,654 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-19 07:36:12,654 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:36:12,655 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 07:36:11" (1/3) ... [2023-11-19 07:36:12,656 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@375c5d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:36:12, skipping insertion in model container [2023-11-19 07:36:12,656 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:36:12,656 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:11" (2/3) ... [2023-11-19 07:36:12,656 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@375c5d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:36:12, skipping insertion in model container [2023-11-19 07:36:12,657 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:36:12,657 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:12" (3/3) ... [2023-11-19 07:36:12,658 INFO L332 chiAutomizerObserver]: Analyzing ICFG s3_srvr_2a.BV.c.cil.c [2023-11-19 07:36:12,718 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-19 07:36:12,718 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-19 07:36:12,718 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-19 07:36:12,718 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-19 07:36:12,718 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-19 07:36:12,719 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-19 07:36:12,719 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-19 07:36:12,719 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-19 07:36:12,724 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) [2023-11-19 07:36:12,757 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2023-11-19 07:36:12,757 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:36:12,758 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:36:12,766 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-19 07:36:12,766 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:12,767 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-19 07:36:12,768 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) [2023-11-19 07:36:12,775 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2023-11-19 07:36:12,776 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:36:12,776 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:36:12,777 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-19 07:36:12,777 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:12,783 INFO L748 eck$LassoCheckResult]: Stem: 39#$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(22, 2);call #Ultimate.allocInit(12, 3); 48#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret52#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_~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_~s__init_buf___0~0#1;havoc ssl3_accept_#t~nondet8#1;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_~s__shutdown~0#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~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~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_good~0#1 := ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet17#1;havoc ssl3_accept_~s__s3__tmp__cert_request~0#1;havoc ssl3_accept_#t~nondet18#1;ssl3_accept_~s__s3__tmp__reuse_message~0#1 := ssl3_accept_#t~nondet18#1;havoc ssl3_accept_#t~nondet18#1;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet21#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet22#1;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1 := ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet22#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~nondet23#1;ssl3_accept_~num1~0#1 := ssl3_accept_#t~nondet23#1;havoc ssl3_accept_#t~nondet23#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~nondet24#1;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet28#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet29#1;ssl3_accept_~tmp___6~0#1 := ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet29#1;havoc ssl3_accept_~tmp___7~0#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet32#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_~blastFlag~0#1;havoc ssl3_accept_#t~nondet33#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet34#1;ssl3_accept_~ag_Y~0#1 := ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet34#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~nondet35#1;ssl3_accept_~tmp~0#1 := ssl3_accept_#t~nondet35#1;havoc ssl3_accept_#t~nondet35#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; 45#L85true assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 24#L88-2true ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 97#L95true assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 108#L95-1true assume !(0 == ssl3_accept_~s__cert~0#1); 105#L111-2true [2023-11-19 07:36:12,784 INFO L750 eck$LassoCheckResult]: Loop: 105#L111-2true assume !false; 63#L112true ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 65#L114true assume !(12292 == ssl3_accept_~s__state~0#1); 9#L117true assume !(16384 == ssl3_accept_~s__state~0#1); 57#L120true assume !(8192 == ssl3_accept_~s__state~0#1); 29#L123true assume !(24576 == ssl3_accept_~s__state~0#1); 79#L126true assume !(8195 == ssl3_accept_~s__state~0#1); 122#L129true assume 8480 == ssl3_accept_~s__state~0#1; 25#ssl3_accept_switch_1_8481#1true ssl3_accept_~s__shutdown~0#1 := 0;havoc ssl3_accept_#t~nondet37#1;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet37#1;havoc ssl3_accept_#t~nondet37#1; 94#L286true 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; 92#$Ultimate##219true assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 110#L638true ssl3_accept_~skip~0#1 := 0; 105#L111-2true [2023-11-19 07:36:12,790 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:12,791 INFO L85 PathProgramCache]: Analyzing trace with hash 889513938, now seen corresponding path program 1 times [2023-11-19 07:36:12,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:12,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770928399] [2023-11-19 07:36:12,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:12,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:12,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:12,910 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:36:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:12,970 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:36:12,975 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:12,975 INFO L85 PathProgramCache]: Analyzing trace with hash -289497929, now seen corresponding path program 1 times [2023-11-19 07:36:12,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:12,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724416313] [2023-11-19 07:36:12,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:12,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:13,004 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:36:13,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:13,028 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:36:13,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:13,032 INFO L85 PathProgramCache]: Analyzing trace with hash -1315351800, now seen corresponding path program 1 times [2023-11-19 07:36:13,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:13,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515727589] [2023-11-19 07:36:13,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:13,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:13,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:13,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:36:13,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:13,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515727589] [2023-11-19 07:36:13,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515727589] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:13,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:13,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:36:13,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231578375] [2023-11-19 07:36:13,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:13,438 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:36:13,438 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:36:13,438 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:36:13,439 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:36:13,439 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 07:36:13,439 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:13,439 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:36:13,439 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:36:13,440 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration1_Loop [2023-11-19 07:36:13,440 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:36:13,440 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:36:13,461 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:13,473 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:13,479 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:13,482 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:13,485 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:13,489 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:13,493 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:13,495 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:13,499 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:13,636 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:36:13,636 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 07:36:13,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:13,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:13,641 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:13,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-19 07:36:13,663 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:36:13,663 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:36:13,698 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:36:13,698 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: [] [2023-11-19 07:36:13,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:13,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:13,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:13,725 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:13,733 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:36:13,733 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:36:13,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-19 07:36:13,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:13,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:13,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:13,794 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:13,801 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 07:36:13,801 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:36:13,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-19 07:36:13,831 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-19 07:36:13,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:13,854 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:36:13,855 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:36:13,855 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:36:13,855 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:36:13,855 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:36:13,855 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:13,855 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:36:13,855 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:36:13,856 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration1_Loop [2023-11-19 07:36:13,856 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:36:13,856 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:36:13,857 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:13,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:13,891 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:13,896 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:13,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:13,919 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:13,923 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:13,940 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:13,947 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:14,103 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:36:14,109 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:36:14,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:14,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:14,116 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:14,123 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 [2023-11-19 07:36:14,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:14,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:14,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:14,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:14,138 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:36:14,141 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:36:14,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:14,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-19 07:36:14,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:14,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:14,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:14,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:14,183 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:14,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-19 07:36:14,190 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 [2023-11-19 07:36:14,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:14,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:14,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:14,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:14,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:36:14,206 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:36:14,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:14,216 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 07:36:14,222 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-11-19 07:36:14,222 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-11-19 07:36:14,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:14,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:14,248 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:14,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-19 07:36:14,250 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 07:36:14,250 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-19 07:36:14,250 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 07:36:14,251 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 [] [2023-11-19 07:36:14,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-11-19 07:36:14,270 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-19 07:36:14,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:14,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:14,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:36:14,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:36:14,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:14,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 07:36:14,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:36:14,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:36:14,463 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 [2023-11-19 07:36:14,466 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. 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 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) [2023-11-19 07:36:15,109 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. 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 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 760 states and 1283 transitions. Complement of second has 10 states. [2023-11-19 07:36:15,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-11-19 07:36:15,117 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) [2023-11-19 07:36:15,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 657 transitions. [2023-11-19 07:36:15,125 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 657 transitions. Stem has 6 letters. Loop has 12 letters. [2023-11-19 07:36:15,127 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:36:15,127 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 657 transitions. Stem has 18 letters. Loop has 12 letters. [2023-11-19 07:36:15,128 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:36:15,128 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 657 transitions. Stem has 6 letters. Loop has 24 letters. [2023-11-19 07:36:15,134 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:36:15,135 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 760 states and 1283 transitions. [2023-11-19 07:36:15,160 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 198 [2023-11-19 07:36:15,173 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 760 states to 497 states and 761 transitions. [2023-11-19 07:36:15,174 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 294 [2023-11-19 07:36:15,176 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 304 [2023-11-19 07:36:15,177 INFO L73 IsDeterministic]: Start isDeterministic. Operand 497 states and 761 transitions. [2023-11-19 07:36:15,177 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-19 07:36:15,177 INFO L218 hiAutomatonCegarLoop]: Abstraction has 497 states and 761 transitions. [2023-11-19 07:36:15,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states and 761 transitions. [2023-11-19 07:36:15,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 370. [2023-11-19 07:36:15,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 370 states have (on average 1.545945945945946) internal successors, (572), 369 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) [2023-11-19 07:36:15,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 572 transitions. [2023-11-19 07:36:15,236 INFO L240 hiAutomatonCegarLoop]: Abstraction has 370 states and 572 transitions. [2023-11-19 07:36:15,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:15,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:15,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:15,241 INFO L87 Difference]: Start difference. First operand 370 states and 572 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) [2023-11-19 07:36:15,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:15,396 INFO L93 Difference]: Finished difference Result 381 states and 588 transitions. [2023-11-19 07:36:15,396 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 381 states and 588 transitions. [2023-11-19 07:36:15,403 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 205 [2023-11-19 07:36:15,407 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 381 states to 377 states and 574 transitions. [2023-11-19 07:36:15,407 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 246 [2023-11-19 07:36:15,409 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 246 [2023-11-19 07:36:15,409 INFO L73 IsDeterministic]: Start isDeterministic. Operand 377 states and 574 transitions. [2023-11-19 07:36:15,410 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-19 07:36:15,410 INFO L218 hiAutomatonCegarLoop]: Abstraction has 377 states and 574 transitions. [2023-11-19 07:36:15,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states and 574 transitions. [2023-11-19 07:36:15,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 375. [2023-11-19 07:36:15,443 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) [2023-11-19 07:36:15,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 572 transitions. [2023-11-19 07:36:15,446 INFO L240 hiAutomatonCegarLoop]: Abstraction has 375 states and 572 transitions. [2023-11-19 07:36:15,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:36:15,447 INFO L428 stractBuchiCegarLoop]: Abstraction has 375 states and 572 transitions. [2023-11-19 07:36:15,447 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-19 07:36:15,448 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 375 states and 572 transitions. [2023-11-19 07:36:15,451 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 203 [2023-11-19 07:36:15,452 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:36:15,452 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:36:15,456 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:15,456 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:15,456 INFO L748 eck$LassoCheckResult]: Stem: 1839#$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(22, 2);call #Ultimate.allocInit(12, 3); 1840#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret52#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_~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_~s__init_buf___0~0#1;havoc ssl3_accept_#t~nondet8#1;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_~s__shutdown~0#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~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~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_good~0#1 := ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet17#1;havoc ssl3_accept_~s__s3__tmp__cert_request~0#1;havoc ssl3_accept_#t~nondet18#1;ssl3_accept_~s__s3__tmp__reuse_message~0#1 := ssl3_accept_#t~nondet18#1;havoc ssl3_accept_#t~nondet18#1;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet21#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet22#1;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1 := ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet22#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~nondet23#1;ssl3_accept_~num1~0#1 := ssl3_accept_#t~nondet23#1;havoc ssl3_accept_#t~nondet23#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~nondet24#1;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet28#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet29#1;ssl3_accept_~tmp___6~0#1 := ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet29#1;havoc ssl3_accept_~tmp___7~0#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet32#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_~blastFlag~0#1;havoc ssl3_accept_#t~nondet33#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet34#1;ssl3_accept_~ag_Y~0#1 := ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet34#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~nondet35#1;ssl3_accept_~tmp~0#1 := ssl3_accept_#t~nondet35#1;havoc ssl3_accept_#t~nondet35#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; 1855#L85 assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 1806#L88-2 ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 1807#L95 assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 1938#L95-1 assume !(0 == ssl3_accept_~s__cert~0#1); 1953#L111-2 assume !false; 1948#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 1892#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 1752#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 1753#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 1816#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 1817#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 1911#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 1974#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 1954#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 1955#L138 assume 8464 == ssl3_accept_~s__state~0#1; 1875#ssl3_accept_switch_1_8466#1 [2023-11-19 07:36:15,457 INFO L750 eck$LassoCheckResult]: Loop: 1875#ssl3_accept_switch_1_8466#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; 1876#L303 assume 0 == ssl3_accept_~blastFlag~0#1;ssl3_accept_~blastFlag~0#1 := 1; 1941#L303-2 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; 1771#$Ultimate##219 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 2099#L638 ssl3_accept_~skip~0#1 := 0; 2098#L111-2 assume !false; 2097#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 2096#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 2095#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 2094#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 2093#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 2092#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 2039#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 2013#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 1981#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 1982#L138 assume 8464 == ssl3_accept_~s__state~0#1; 1875#ssl3_accept_switch_1_8466#1 [2023-11-19 07:36:15,457 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:15,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1150938771, now seen corresponding path program 1 times [2023-11-19 07:36:15,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:15,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453138906] [2023-11-19 07:36:15,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:15,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:15,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:15,495 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:36:15,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:15,524 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:36:15,530 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:15,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1865326434, now seen corresponding path program 1 times [2023-11-19 07:36:15,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:15,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334290829] [2023-11-19 07:36:15,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:15,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:15,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:15,555 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:36:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:15,572 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:36:15,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:15,573 INFO L85 PathProgramCache]: Analyzing trace with hash -302229298, now seen corresponding path program 1 times [2023-11-19 07:36:15,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:15,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093918169] [2023-11-19 07:36:15,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:15,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:15,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:15,590 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:36:15,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:15,614 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:36:15,770 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:36:15,770 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:36:15,773 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:36:15,774 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:36:15,775 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 07:36:15,775 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:15,775 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:36:15,775 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:36:15,776 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration2_Loop [2023-11-19 07:36:15,776 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:36:15,776 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:36:15,784 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:15,791 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:15,794 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:15,797 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:15,799 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:15,802 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:15,806 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:15,808 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:15,812 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:15,816 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:15,819 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:15,968 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:36:15,969 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 07:36:15,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:15,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:15,970 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:15,986 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:36:15,986 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:36:15,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-19 07:36:16,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:16,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:16,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:16,035 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:16,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-19 07:36:16,041 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 07:36:16,041 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:36:16,075 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-19 07:36:16,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:16,095 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:36:16,095 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:36:16,095 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:36:16,095 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:36:16,095 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:36:16,095 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:16,095 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:36:16,095 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:36:16,095 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration2_Loop [2023-11-19 07:36:16,096 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:36:16,096 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:36:16,097 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:16,104 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:16,108 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:16,111 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:16,114 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:16,118 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:16,121 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:16,124 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:16,128 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:16,131 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:16,134 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:16,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:16,305 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:36:16,306 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:36:16,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:16,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:16,308 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:16,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-19 07:36:16,316 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 [2023-11-19 07:36:16,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:16,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:16,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:16,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:16,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:36:16,331 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:36:16,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:16,340 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 07:36:16,343 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-11-19 07:36:16,343 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-11-19 07:36:16,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:16,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:16,348 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:16,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-19 07:36:16,355 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 07:36:16,356 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-19 07:36:16,356 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 07:36:16,356 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 [] [2023-11-19 07:36:16,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:16,373 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-19 07:36:16,390 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:16,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:16,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:36:16,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:36:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:16,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 07:36:16,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:36:16,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:36:16,601 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 [2023-11-19 07:36:16,601 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) [2023-11-19 07:36:16,647 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. [2023-11-19 07:36:16,649 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 [2023-11-19 07:36:16,651 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) [2023-11-19 07:36:16,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 334 transitions. [2023-11-19 07:36:16,652 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 334 transitions. Stem has 17 letters. Loop has 16 letters. [2023-11-19 07:36:16,654 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:36:16,654 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 334 transitions. Stem has 33 letters. Loop has 16 letters. [2023-11-19 07:36:16,655 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:36:16,655 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 334 transitions. Stem has 17 letters. Loop has 32 letters. [2023-11-19 07:36:16,656 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:36:16,656 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 617 states and 938 transitions. [2023-11-19 07:36:16,663 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 322 [2023-11-19 07:36:16,670 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 617 states to 617 states and 938 transitions. [2023-11-19 07:36:16,670 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 364 [2023-11-19 07:36:16,671 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 366 [2023-11-19 07:36:16,671 INFO L73 IsDeterministic]: Start isDeterministic. Operand 617 states and 938 transitions. [2023-11-19 07:36:16,671 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-19 07:36:16,671 INFO L218 hiAutomatonCegarLoop]: Abstraction has 617 states and 938 transitions. [2023-11-19 07:36:16,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states and 938 transitions. [2023-11-19 07:36:16,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 615. [2023-11-19 07:36:16,687 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) [2023-11-19 07:36:16,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 615 states and 935 transitions. [2023-11-19 07:36:16,690 INFO L240 hiAutomatonCegarLoop]: Abstraction has 615 states and 935 transitions. [2023-11-19 07:36:16,690 INFO L428 stractBuchiCegarLoop]: Abstraction has 615 states and 935 transitions. [2023-11-19 07:36:16,691 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-19 07:36:16,691 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 615 states and 935 transitions. [2023-11-19 07:36:16,695 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 322 [2023-11-19 07:36:16,696 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:36:16,696 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:36:16,697 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:16,701 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:16,701 INFO L748 eck$LassoCheckResult]: Stem: 2941#$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(22, 2);call #Ultimate.allocInit(12, 3); 2942#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret52#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_~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_~s__init_buf___0~0#1;havoc ssl3_accept_#t~nondet8#1;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_~s__shutdown~0#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~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~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_good~0#1 := ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet17#1;havoc ssl3_accept_~s__s3__tmp__cert_request~0#1;havoc ssl3_accept_#t~nondet18#1;ssl3_accept_~s__s3__tmp__reuse_message~0#1 := ssl3_accept_#t~nondet18#1;havoc ssl3_accept_#t~nondet18#1;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet21#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet22#1;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1 := ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet22#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~nondet23#1;ssl3_accept_~num1~0#1 := ssl3_accept_#t~nondet23#1;havoc ssl3_accept_#t~nondet23#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~nondet24#1;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet28#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet29#1;ssl3_accept_~tmp___6~0#1 := ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet29#1;havoc ssl3_accept_~tmp___7~0#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet32#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_~blastFlag~0#1;havoc ssl3_accept_#t~nondet33#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet34#1;ssl3_accept_~ag_Y~0#1 := ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet34#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~nondet35#1;ssl3_accept_~tmp~0#1 := ssl3_accept_#t~nondet35#1;havoc ssl3_accept_#t~nondet35#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; 2963#L85 assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 2917#L88-2 ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 2918#L95 assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 3048#L95-1 assume !(0 == ssl3_accept_~s__cert~0#1); 3066#L111-2 assume !false; 3157#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 3153#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 3149#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 3145#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 3141#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 3137#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 3133#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 3123#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 3122#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 3105#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~nondet38#1;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet38#1;havoc ssl3_accept_#t~nondet38#1; 2983#L303 [2023-11-19 07:36:16,702 INFO L750 eck$LassoCheckResult]: Loop: 2983#L303 assume !(0 == ssl3_accept_~blastFlag~0#1); 3049#L303-2 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; 2877#$Ultimate##219 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 3159#L638 ssl3_accept_~skip~0#1 := 0; 3155#L111-2 assume !false; 3151#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 3147#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 3143#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 3139#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 3135#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 3131#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 3125#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 3127#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 3130#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 3243#L138 assume 8464 == ssl3_accept_~s__state~0#1; 2982#ssl3_accept_switch_1_8466#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; 2983#L303 [2023-11-19 07:36:16,702 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:16,702 INFO L85 PathProgramCache]: Analyzing trace with hash -1319363257, now seen corresponding path program 1 times [2023-11-19 07:36:16,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:16,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448574174] [2023-11-19 07:36:16,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:16,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:16,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:16,732 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:36:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:16,760 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:36:16,761 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:16,761 INFO L85 PathProgramCache]: Analyzing trace with hash -826430338, now seen corresponding path program 1 times [2023-11-19 07:36:16,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:16,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886947644] [2023-11-19 07:36:16,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:16,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:16,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:16,785 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:36:16,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:16,793 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:36:16,794 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:16,794 INFO L85 PathProgramCache]: Analyzing trace with hash -1800241724, now seen corresponding path program 1 times [2023-11-19 07:36:16,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:16,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630401288] [2023-11-19 07:36:16,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:16,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:16,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:16,855 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:36:16,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:16,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630401288] [2023-11-19 07:36:16,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630401288] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:16,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:16,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:36:16,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630295337] [2023-11-19 07:36:16,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:16,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:16,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:16,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:16,974 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) [2023-11-19 07:36:17,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:17,016 INFO L93 Difference]: Finished difference Result 736 states and 1107 transitions. [2023-11-19 07:36:17,016 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 736 states and 1107 transitions. [2023-11-19 07:36:17,025 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 438 [2023-11-19 07:36:17,032 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 736 states to 735 states and 1106 transitions. [2023-11-19 07:36:17,032 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 483 [2023-11-19 07:36:17,033 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 483 [2023-11-19 07:36:17,033 INFO L73 IsDeterministic]: Start isDeterministic. Operand 735 states and 1106 transitions. [2023-11-19 07:36:17,035 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-19 07:36:17,035 INFO L218 hiAutomatonCegarLoop]: Abstraction has 735 states and 1106 transitions. [2023-11-19 07:36:17,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states and 1106 transitions. [2023-11-19 07:36:17,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 735. [2023-11-19 07:36:17,050 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) [2023-11-19 07:36:17,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 1106 transitions. [2023-11-19 07:36:17,054 INFO L240 hiAutomatonCegarLoop]: Abstraction has 735 states and 1106 transitions. [2023-11-19 07:36:17,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:36:17,057 INFO L428 stractBuchiCegarLoop]: Abstraction has 735 states and 1106 transitions. [2023-11-19 07:36:17,057 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-19 07:36:17,057 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 735 states and 1106 transitions. [2023-11-19 07:36:17,062 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 438 [2023-11-19 07:36:17,062 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:36:17,062 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:36:17,064 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] [2023-11-19 07:36:17,064 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:17,065 INFO L748 eck$LassoCheckResult]: Stem: 4305#$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(22, 2);call #Ultimate.allocInit(12, 3); 4306#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret52#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_~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_~s__init_buf___0~0#1;havoc ssl3_accept_#t~nondet8#1;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_~s__shutdown~0#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~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~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_good~0#1 := ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet17#1;havoc ssl3_accept_~s__s3__tmp__cert_request~0#1;havoc ssl3_accept_#t~nondet18#1;ssl3_accept_~s__s3__tmp__reuse_message~0#1 := ssl3_accept_#t~nondet18#1;havoc ssl3_accept_#t~nondet18#1;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet21#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet22#1;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1 := ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet22#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~nondet23#1;ssl3_accept_~num1~0#1 := ssl3_accept_#t~nondet23#1;havoc ssl3_accept_#t~nondet23#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~nondet24#1;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet28#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet29#1;ssl3_accept_~tmp___6~0#1 := ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet29#1;havoc ssl3_accept_~tmp___7~0#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet32#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_~blastFlag~0#1;havoc ssl3_accept_#t~nondet33#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet34#1;ssl3_accept_~ag_Y~0#1 := ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet34#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~nondet35#1;ssl3_accept_~tmp~0#1 := ssl3_accept_#t~nondet35#1;havoc ssl3_accept_#t~nondet35#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; 4330#L85 assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 4279#L88-2 ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 4280#L95 assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 4439#L95-1 assume !(0 == ssl3_accept_~s__cert~0#1); 4461#L111-2 assume !false; 4551#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 4730#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 4729#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 4728#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 4727#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 4726#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 4725#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 4724#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 4621#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 4622#L138 assume 8464 == ssl3_accept_~s__state~0#1; 4390#ssl3_accept_switch_1_8466#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; 4491#L303 assume 0 == ssl3_accept_~blastFlag~0#1;ssl3_accept_~blastFlag~0#1 := 1; 4492#L303-2 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; 4240#$Ultimate##219 [2023-11-19 07:36:17,066 INFO L750 eck$LassoCheckResult]: Loop: 4240#$Ultimate##219 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 4863#L638 ssl3_accept_~skip~0#1 := 0; 4452#L111-2 assume !false; 4453#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 4759#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 4760#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 4749#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 4750#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 4623#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 4624#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 4618#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 4616#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 4615#L138 assume 8464 == ssl3_accept_~s__state~0#1; 4356#ssl3_accept_switch_1_8466#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; 4357#L303 assume !(0 == ssl3_accept_~blastFlag~0#1); 4440#L303-2 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; 4240#$Ultimate##219 [2023-11-19 07:36:17,066 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:17,066 INFO L85 PathProgramCache]: Analyzing trace with hash -892728721, now seen corresponding path program 1 times [2023-11-19 07:36:17,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:17,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790098907] [2023-11-19 07:36:17,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:17,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:17,081 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:36:17,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:17,094 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:36:17,095 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:17,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1718816062, now seen corresponding path program 2 times [2023-11-19 07:36:17,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:17,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019396425] [2023-11-19 07:36:17,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:17,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:17,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:17,102 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:36:17,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:17,108 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:36:17,109 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:17,109 INFO L85 PathProgramCache]: Analyzing trace with hash -1461290068, now seen corresponding path program 1 times [2023-11-19 07:36:17,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:17,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88758044] [2023-11-19 07:36:17,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:17,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:17,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:17,122 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:36:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:17,140 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:36:17,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:17,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:17,991 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:36:18,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:18,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 07:36:18 BoogieIcfgContainer [2023-11-19 07:36:18,086 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-19 07:36:18,087 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:36:18,087 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:36:18,087 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:36:18,088 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:12" (3/4) ... [2023-11-19 07:36:18,089 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2023-11-19 07:36:18,159 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml [2023-11-19 07:36:18,159 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:36:18,160 INFO L158 Benchmark]: Toolchain (without parser) took 6916.58ms. Allocated memory was 155.2MB in the beginning and 201.3MB in the end (delta: 46.1MB). Free memory was 108.4MB in the beginning and 106.7MB in the end (delta: 1.7MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2023-11-19 07:36:18,160 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 100.7MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:36:18,160 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.26ms. Allocated memory is still 155.2MB. Free memory was 108.4MB in the beginning and 92.7MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 07:36:18,160 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.31ms. Allocated memory is still 155.2MB. Free memory was 92.7MB in the beginning and 89.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:36:18,161 INFO L158 Benchmark]: Boogie Preprocessor took 45.76ms. Allocated memory is still 155.2MB. Free memory was 89.8MB in the beginning and 87.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:36:18,161 INFO L158 Benchmark]: RCFGBuilder took 840.36ms. Allocated memory was 155.2MB in the beginning and 201.3MB in the end (delta: 46.1MB). Free memory was 87.7MB in the beginning and 151.1MB in the end (delta: -63.4MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-11-19 07:36:18,162 INFO L158 Benchmark]: BuchiAutomizer took 5436.86ms. Allocated memory is still 201.3MB. Free memory was 151.1MB in the beginning and 110.9MB in the end (delta: 40.2MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2023-11-19 07:36:18,162 INFO L158 Benchmark]: Witness Printer took 72.16ms. Allocated memory is still 201.3MB. Free memory was 109.8MB in the beginning and 106.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:36:18,164 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 100.7MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 452.26ms. Allocated memory is still 155.2MB. Free memory was 108.4MB in the beginning and 92.7MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.31ms. Allocated memory is still 155.2MB. Free memory was 92.7MB in the beginning and 89.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.76ms. Allocated memory is still 155.2MB. Free memory was 89.8MB in the beginning and 87.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 840.36ms. Allocated memory was 155.2MB in the beginning and 201.3MB in the end (delta: 46.1MB). Free memory was 87.7MB in the beginning and 151.1MB in the end (delta: -63.4MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * BuchiAutomizer took 5436.86ms. Allocated memory is still 201.3MB. Free memory was 151.1MB in the beginning and 110.9MB in the end (delta: 40.2MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * Witness Printer took 72.16ms. Allocated memory is still 201.3MB. Free memory was 109.8MB in the beginning and 106.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. 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 4 terminating modules (2 trivial, 2 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function s__state and consists of 6 locations. One deterministic module has affine ranking function ((-2 * blastFlag) + 1) and consists of 3 locations. 2 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 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.6s. Construction of modules took 0.4s. Büchi inclusion checks took 0.9s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 4. Automata minimization 0.1s AutomataMinimizationTime, 4 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, 1084 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1082 mSDsluCounter, 1426 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 580 mSDsCounter, 85 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 463 IncrementalHoareTripleChecker+Invalid, 548 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 85 mSolverCounterUnsat, 846 mSDtfsCounter, 463 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 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: 49ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 638]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L689] int s ; [L690] int tmp ; [L694] s = 8464 [L695] 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 ; [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=1, 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=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L301] s__shutdown = 0 [L302] ret = __VERIFIER_nondet_int() [L303] COND TRUE blastFlag == 0 [L304] blastFlag = 1 VAL [Time=5, \old(initial_state)=8464, blastFlag=1, cb=6, got_new_session=0, initial_state=8464, s__cert=8, s__in_handshake=1, s__info_callback=6, s__shutdown=0, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L308] COND FALSE !(ret <= 0) [L313] got_new_session = 1 [L314] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L315] s__init_num = 0 VAL [Time=5, \old(initial_state)=8464, ag_X=0, ag_Y=4232, blastFlag=1, cb=6, got_new_session=1, initial_state=8464, ret=1, s__cert=8, s__in_handshake=1, s__info_callback=6, s__init_num=0, s__shutdown=0, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] Loop: [L638] COND FALSE !(! s__s3__tmp__reuse_message) [L667] 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 [L301] s__shutdown = 0 [L302] ret = __VERIFIER_nondet_int() [L303] COND FALSE !(blastFlag == 0) [L308] COND FALSE !(ret <= 0) [L313] got_new_session = 1 [L314] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L315] s__init_num = 0 End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 638]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L689] int s ; [L690] int tmp ; [L694] s = 8464 [L695] 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 ; [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=1, 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=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, 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=8, s__in_handshake=1, s__info_callback=6, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L301] s__shutdown = 0 [L302] ret = __VERIFIER_nondet_int() [L303] COND TRUE blastFlag == 0 [L304] blastFlag = 1 VAL [Time=5, \old(initial_state)=8464, blastFlag=1, cb=6, got_new_session=0, initial_state=8464, s__cert=8, s__in_handshake=1, s__info_callback=6, s__shutdown=0, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] [L308] COND FALSE !(ret <= 0) [L313] got_new_session = 1 [L314] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L315] s__init_num = 0 VAL [Time=5, \old(initial_state)=8464, ag_X=0, ag_Y=4232, blastFlag=1, cb=6, got_new_session=1, initial_state=8464, ret=1, s__cert=8, s__in_handshake=1, s__info_callback=6, s__init_num=0, s__shutdown=0, s__state=8464, skip=0, state=8464, tmp=5, tmp___1=4294955008] Loop: [L638] COND FALSE !(! s__s3__tmp__reuse_message) [L667] 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 [L301] s__shutdown = 0 [L302] ret = __VERIFIER_nondet_int() [L303] COND FALSE !(blastFlag == 0) [L308] COND FALSE !(ret <= 0) [L313] got_new_session = 1 [L314] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L315] s__init_num = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 07:36:18,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20599046-65c0-4e58-844e-6b775eb20aff/bin/uautomizer-verify-uCwYo4JHxu/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)