./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 c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b8cfead7c1f307a9ba2676fad86c005fa434c5b4bc168c34fe90a644ea9973b2 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 17:54:31,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 17:54:31,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 17:54:31,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 17:54:31,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 17:54:31,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 17:54:31,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 17:54:31,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 17:54:31,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 17:54:31,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 17:54:31,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 17:54:31,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 17:54:31,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 17:54:31,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 17:54:31,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 17:54:31,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 17:54:31,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 17:54:31,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 17:54:31,914 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 17:54:31,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 17:54:31,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 17:54:31,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 17:54:31,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 17:54:31,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 17:54:31,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 17:54:31,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 17:54:31,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 17:54:31,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 17:54:31,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 17:54:31,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 17:54:31,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 17:54:31,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 17:54:31,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 17:54:31,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 17:54:31,936 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 17:54:31,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 17:54:31,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 17:54:31,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 17:54:31,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 17:54:31,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 17:54:31,939 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 17:54:31,941 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-19 17:54:31,969 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 17:54:31,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 17:54:31,969 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 17:54:31,970 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 17:54:31,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 17:54:31,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 17:54:31,972 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 17:54:31,972 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-19 17:54:31,972 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-19 17:54:31,972 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-19 17:54:31,973 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-19 17:54:31,973 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-19 17:54:31,973 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-19 17:54:31,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 17:54:31,973 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-19 17:54:31,974 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 17:54:31,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 17:54:31,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-19 17:54:31,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 17:54:31,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-19 17:54:31,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-19 17:54:31,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-19 17:54:31,974 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-19 17:54:31,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-19 17:54:31,976 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-19 17:54:31,976 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 17:54:31,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-19 17:54:31,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 17:54:31,976 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 17:54:31,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 17:54:31,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 17:54:31,977 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 17:54:31,977 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-19 17:54:31,978 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8cfead7c1f307a9ba2676fad86c005fa434c5b4bc168c34fe90a644ea9973b2 [2021-12-19 17:54:32,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 17:54:32,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 17:54:32,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 17:54:32,157 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 17:54:32,157 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 17:54:32,158 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2021-12-19 17:54:32,211 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19d286f14/ded493d42aad4273a2219000872c634b/FLAG0b4a36990 [2021-12-19 17:54:32,512 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 17:54:32,512 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2021-12-19 17:54:32,520 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19d286f14/ded493d42aad4273a2219000872c634b/FLAG0b4a36990 [2021-12-19 17:54:32,935 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19d286f14/ded493d42aad4273a2219000872c634b [2021-12-19 17:54:32,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 17:54:32,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 17:54:32,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 17:54:32,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 17:54:32,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 17:54:32,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 05:54:32" (1/1) ... [2021-12-19 17:54:32,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25267189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:54:32, skipping insertion in model container [2021-12-19 17:54:32,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 05:54:32" (1/1) ... [2021-12-19 17:54:32,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 17:54:32,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 17:54:33,137 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c[44872,44885] [2021-12-19 17:54:33,144 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 17:54:33,154 INFO L203 MainTranslator]: Completed pre-run [2021-12-19 17:54:33,207 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c[44872,44885] [2021-12-19 17:54:33,219 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 17:54:33,233 INFO L208 MainTranslator]: Completed translation [2021-12-19 17:54:33,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:54:33 WrapperNode [2021-12-19 17:54:33,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 17:54:33,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-19 17:54:33,237 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-19 17:54:33,237 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-19 17:54:33,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:54:33" (1/1) ... [2021-12-19 17:54:33,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:54:33" (1/1) ... [2021-12-19 17:54:33,287 INFO L137 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 486 [2021-12-19 17:54:33,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-19 17:54:33,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-19 17:54:33,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-19 17:54:33,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-19 17:54:33,295 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:54:33" (1/1) ... [2021-12-19 17:54:33,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:54:33" (1/1) ... [2021-12-19 17:54:33,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:54:33" (1/1) ... [2021-12-19 17:54:33,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:54:33" (1/1) ... [2021-12-19 17:54:33,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:54:33" (1/1) ... [2021-12-19 17:54:33,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:54:33" (1/1) ... [2021-12-19 17:54:33,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:54:33" (1/1) ... [2021-12-19 17:54:33,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-19 17:54:33,318 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-19 17:54:33,318 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-19 17:54:33,318 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-19 17:54:33,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:54:33" (1/1) ... [2021-12-19 17:54:33,337 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:33,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:33,364 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:33,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-19 17:54:33,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-19 17:54:33,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-19 17:54:33,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-19 17:54:33,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-19 17:54:33,452 INFO L236 CfgBuilder]: Building ICFG [2021-12-19 17:54:33,460 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-19 17:54:33,478 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-19 17:54:33,738 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-12-19 17:54:33,739 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-12-19 17:54:33,739 INFO L277 CfgBuilder]: Performing block encoding [2021-12-19 17:54:33,744 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-19 17:54:33,744 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-19 17:54:33,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:54:33 BoogieIcfgContainer [2021-12-19 17:54:33,745 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-19 17:54:33,746 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-19 17:54:33,746 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-19 17:54:33,749 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-19 17:54:33,749 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:54:33,749 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.12 05:54:32" (1/3) ... [2021-12-19 17:54:33,750 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2a14bdb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 05:54:33, skipping insertion in model container [2021-12-19 17:54:33,750 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:54:33,750 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:54:33" (2/3) ... [2021-12-19 17:54:33,751 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2a14bdb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 05:54:33, skipping insertion in model container [2021-12-19 17:54:33,751 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:54:33,751 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:54:33" (3/3) ... [2021-12-19 17:54:33,752 INFO L388 chiAutomizerObserver]: Analyzing ICFG s3_srvr_2a.BV.c.cil.c [2021-12-19 17:54:33,780 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-19 17:54:33,781 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-19 17:54:33,781 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-19 17:54:33,781 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-19 17:54:33,781 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-19 17:54:33,781 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-19 17:54:33,781 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-19 17:54:33,781 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-19 17:54:33,796 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 137 states, 136 states have (on average 1.7352941176470589) internal successors, (236), 136 states have internal predecessors, (236), 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) [2021-12-19 17:54:33,818 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2021-12-19 17:54:33,819 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:54:33,819 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:54:33,825 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-19 17:54:33,825 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:54:33,825 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-19 17:54:33,826 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 137 states, 136 states have (on average 1.7352941176470589) internal successors, (236), 136 states have internal predecessors, (236), 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) [2021-12-19 17:54:33,830 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2021-12-19 17:54:33,830 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:54:33,830 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:54:33,831 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-19 17:54:33,831 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:54:33,834 INFO L791 eck$LassoCheckResult]: Stem: 129#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;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;ssl3_accept_~s__info_callback~0#1 := ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet4#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;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;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;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_~s__shutdown~0#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1 := ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__stats__sess_accept~0#1 := ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet16#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;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;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#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;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;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#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;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_~blastFlag~0#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#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;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; 99#L95true assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 107#L95-1true assume !(0 == ssl3_accept_~s__cert~0#1); 105#L111-2true [2021-12-19 17:54:33,837 INFO L793 eck$LassoCheckResult]: Loop: 105#L111-2true assume !false; 60#L112true ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 63#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); 28#L123true assume !(24576 == ssl3_accept_~s__state~0#1); 82#L126true assume !(8195 == ssl3_accept_~s__state~0#1); 124#L129true assume 8480 == ssl3_accept_~s__state~0#1; 119#L133true ssl3_accept_~s__shutdown~0#1 := 0;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet37#1;havoc ssl3_accept_#t~nondet37#1; 96#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; 110#L600true assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 109#L638true ssl3_accept_~skip~0#1 := 0; 105#L111-2true [2021-12-19 17:54:33,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:54:33,841 INFO L85 PathProgramCache]: Analyzing trace with hash 889513938, now seen corresponding path program 1 times [2021-12-19 17:54:33,847 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:54:33,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829176769] [2021-12-19 17:54:33,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:54:33,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:54:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:33,914 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:54:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:33,961 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:54:33,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:54:33,963 INFO L85 PathProgramCache]: Analyzing trace with hash -289497929, now seen corresponding path program 1 times [2021-12-19 17:54:33,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:54:33,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022490226] [2021-12-19 17:54:33,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:54:33,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:54:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:33,983 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:54:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:33,995 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:54:33,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:54:33,997 INFO L85 PathProgramCache]: Analyzing trace with hash -1315351800, now seen corresponding path program 1 times [2021-12-19 17:54:33,997 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:54:33,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883287633] [2021-12-19 17:54:33,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:54:33,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:54:34,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:54:34,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:54:34,075 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:54:34,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883287633] [2021-12-19 17:54:34,076 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883287633] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:54:34,077 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:54:34,077 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 17:54:34,077 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285419332] [2021-12-19 17:54:34,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:54:34,181 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:54:34,181 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:54:34,181 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:54:34,181 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:54:34,182 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 17:54:34,182 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:34,182 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:54:34,182 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:54:34,183 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration1_Loop [2021-12-19 17:54:34,183 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:54:34,183 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:54:34,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:34,201 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:34,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:34,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:34,212 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:34,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:34,219 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:34,291 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:54:34,292 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 17:54:34,293 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:34,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:34,295 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:34,316 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:54:34,316 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:54:34,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-19 17:54:34,341 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:54:34,341 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1=8482} Honda state: {ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1=8482} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 17:54:34,359 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:34,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:34,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:34,363 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:34,363 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-19 17:54:34,365 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:54:34,365 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:54:34,380 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:54:34,381 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_#t~nondet37#1=3, ULTIMATE.start_ssl3_accept_~ret~0#1=3} Honda state: {ULTIMATE.start_ssl3_accept_#t~nondet37#1=3, ULTIMATE.start_ssl3_accept_~ret~0#1=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 17:54:34,399 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:34,400 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:34,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:34,401 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:34,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-19 17:54:34,407 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:54:34,410 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:54:34,427 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:54:34,427 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__init_num~0#1=0} Honda state: {ULTIMATE.start_ssl3_accept_~s__init_num~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 17:54:34,455 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:34,456 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:34,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:34,457 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:34,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-19 17:54:34,460 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:54:34,460 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:54:34,479 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:54:34,479 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~skip~0#1=0} Honda state: {ULTIMATE.start_ssl3_accept_~skip~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 17:54:34,496 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:34,496 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:34,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:34,497 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:34,508 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:54:34,508 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:54:34,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-19 17:54:34,524 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:54:34,524 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__shutdown~0#1=0} Honda state: {ULTIMATE.start_ssl3_accept_~s__shutdown~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 17:54:34,540 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:34,540 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:34,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:34,541 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:34,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-19 17:54:34,543 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:54:34,543 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:54:34,573 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:34,574 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:34,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:34,575 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:34,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-19 17:54:34,576 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 17:54:34,577 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:54:34,593 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-19 17:54:34,609 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:34,609 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:54:34,609 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:54:34,609 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:54:34,609 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:54:34,609 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:54:34,609 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:34,609 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:54:34,610 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:54:34,610 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration1_Loop [2021-12-19 17:54:34,610 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:54:34,610 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:54:34,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:34,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:34,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:34,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:34,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:34,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:34,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:34,722 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:54:34,725 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:54:34,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:34,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:34,727 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:34,728 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-19 17:54:34,730 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 [2021-12-19 17:54:34,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:54:34,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:54:34,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:54:34,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:54:34,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:54:34,739 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:54:34,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:54:34,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:54:34,768 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:34,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:34,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:34,769 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:34,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-19 17:54:34,771 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 [2021-12-19 17:54:34,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:54:34,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:54:34,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:54:34,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:54:34,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:54:34,780 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:54:34,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:54:34,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:54:34,796 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:34,796 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:34,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:34,797 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:34,798 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-19 17:54:34,799 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 [2021-12-19 17:54:34,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:54:34,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:54:34,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:54:34,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:54:34,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:54:34,805 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:54:34,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:54:34,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:54:34,838 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:34,839 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:34,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:34,847 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:34,852 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 [2021-12-19 17:54:34,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:54:34,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:54:34,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:54:34,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:54:34,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:54:34,858 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:54:34,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:54:34,862 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-19 17:54:34,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:54:34,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:34,889 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:34,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:34,890 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:34,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-19 17:54:34,892 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 [2021-12-19 17:54:34,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:54:34,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:54:34,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:54:34,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:54:34,899 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:54:34,900 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:54:34,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:54:34,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:54:34,933 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:34,933 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:34,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:34,934 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:34,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-19 17:54:34,936 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 [2021-12-19 17:54:34,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:54:34,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:54:34,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:54:34,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:54:34,942 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:54:34,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:54:34,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:54:34,964 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:54:34,985 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-19 17:54:34,986 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-12-19 17:54:34,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:34,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:34,988 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:35,024 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:54:35,024 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-19 17:54:35,024 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:54:35,024 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 [] [2021-12-19 17:54:35,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-19 17:54:35,046 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:35,048 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-19 17:54:35,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:54:35,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:54:35,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 17:54:35,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:54:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:54:35,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 17:54:35,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:54:35,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:54:35,255 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-19 17:54:35,257 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 137 states, 136 states have (on average 1.7352941176470589) internal successors, (236), 136 states have internal predecessors, (236), 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) [2021-12-19 17:54:35,579 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 137 states, 136 states have (on average 1.7352941176470589) internal successors, (236), 136 states have internal predecessors, (236), 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 770 states and 1290 transitions. Complement of second has 10 states. [2021-12-19 17:54:35,590 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 [2021-12-19 17:54:35,595 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) [2021-12-19 17:54:35,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 661 transitions. [2021-12-19 17:54:35,600 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 661 transitions. Stem has 6 letters. Loop has 12 letters. [2021-12-19 17:54:35,601 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:54:35,601 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 661 transitions. Stem has 18 letters. Loop has 12 letters. [2021-12-19 17:54:35,602 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:54:35,602 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 661 transitions. Stem has 6 letters. Loop has 24 letters. [2021-12-19 17:54:35,602 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:54:35,603 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 770 states and 1290 transitions. [2021-12-19 17:54:35,611 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 198 [2021-12-19 17:54:35,617 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 770 states to 497 states and 761 transitions. [2021-12-19 17:54:35,619 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 294 [2021-12-19 17:54:35,621 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 304 [2021-12-19 17:54:35,622 INFO L73 IsDeterministic]: Start isDeterministic. Operand 497 states and 761 transitions. [2021-12-19 17:54:35,622 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:54:35,622 INFO L681 BuchiCegarLoop]: Abstraction has 497 states and 761 transitions. [2021-12-19 17:54:35,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states and 761 transitions. [2021-12-19 17:54:35,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 370. [2021-12-19 17:54:35,653 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) [2021-12-19 17:54:35,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 572 transitions. [2021-12-19 17:54:35,654 INFO L704 BuchiCegarLoop]: Abstraction has 370 states and 572 transitions. [2021-12-19 17:54:35,655 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:54:35,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 17:54:35,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 17:54:35,658 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) [2021-12-19 17:54:35,727 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:35,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:54:35,778 INFO L93 Difference]: Finished difference Result 381 states and 588 transitions. [2021-12-19 17:54:35,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 17:54:35,779 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 381 states and 588 transitions. [2021-12-19 17:54:35,781 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 205 [2021-12-19 17:54:35,785 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 381 states to 377 states and 574 transitions. [2021-12-19 17:54:35,785 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 246 [2021-12-19 17:54:35,786 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 246 [2021-12-19 17:54:35,786 INFO L73 IsDeterministic]: Start isDeterministic. Operand 377 states and 574 transitions. [2021-12-19 17:54:35,787 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:54:35,787 INFO L681 BuchiCegarLoop]: Abstraction has 377 states and 574 transitions. [2021-12-19 17:54:35,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states and 574 transitions. [2021-12-19 17:54:35,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 375. [2021-12-19 17:54:35,809 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) [2021-12-19 17:54:35,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 572 transitions. [2021-12-19 17:54:35,810 INFO L704 BuchiCegarLoop]: Abstraction has 375 states and 572 transitions. [2021-12-19 17:54:35,810 INFO L587 BuchiCegarLoop]: Abstraction has 375 states and 572 transitions. [2021-12-19 17:54:35,810 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-19 17:54:35,810 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 375 states and 572 transitions. [2021-12-19 17:54:35,812 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 203 [2021-12-19 17:54:35,812 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:54:35,813 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:54:35,815 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:54:35,815 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:54:35,816 INFO L791 eck$LassoCheckResult]: Stem: 1973#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;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); 1872#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;ssl3_accept_~s__info_callback~0#1 := ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet4#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;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;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;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_~s__shutdown~0#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1 := ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__stats__sess_accept~0#1 := ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet16#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;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;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#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;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;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#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;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_~blastFlag~0#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#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;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; 1865#L85 assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 1820#L88-2 ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 1821#L95 assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 1946#L95-1 assume !(0 == ssl3_accept_~s__cert~0#1); 1955#L111-2 assume !false; 2049#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 2044#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 2042#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 2040#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 2038#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 2036#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 2034#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 2032#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 2030#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 2028#L138 assume 8464 == ssl3_accept_~s__state~0#1; 1900#L145 [2021-12-19 17:54:35,816 INFO L793 eck$LassoCheckResult]: Loop: 1900#L145 ssl3_accept_~s__shutdown~0#1 := 0;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet38#1;havoc ssl3_accept_#t~nondet38#1; 1901#L303 assume 0 == ssl3_accept_~blastFlag~0#1;ssl3_accept_~blastFlag~0#1 := 1; 1947#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; 1783#L600 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 2115#L638 ssl3_accept_~skip~0#1 := 0; 2114#L111-2 assume !false; 2113#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 2112#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 2111#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 2110#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 2109#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 2108#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 2107#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 1977#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 1975#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 1976#L138 assume 8464 == ssl3_accept_~s__state~0#1; 1900#L145 [2021-12-19 17:54:35,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:54:35,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1150938771, now seen corresponding path program 1 times [2021-12-19 17:54:35,817 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:54:35,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737436786] [2021-12-19 17:54:35,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:54:35,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:54:35,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:35,837 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:54:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:35,844 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:54:35,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:54:35,845 INFO L85 PathProgramCache]: Analyzing trace with hash 1865326434, now seen corresponding path program 1 times [2021-12-19 17:54:35,845 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:54:35,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965003101] [2021-12-19 17:54:35,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:54:35,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:54:35,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:35,854 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:54:35,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:35,867 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:54:35,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:54:35,867 INFO L85 PathProgramCache]: Analyzing trace with hash -302229298, now seen corresponding path program 1 times [2021-12-19 17:54:35,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:54:35,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719747242] [2021-12-19 17:54:35,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:54:35,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:54:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:35,882 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:54:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:35,906 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:54:36,022 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:54:36,023 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:54:36,023 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:54:36,023 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:54:36,023 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 17:54:36,023 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,023 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:54:36,023 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:54:36,023 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration2_Loop [2021-12-19 17:54:36,023 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:54:36,023 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:54:36,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:36,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:36,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:36,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:36,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:36,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:36,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:36,042 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:36,134 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:54:36,134 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 17:54:36,134 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,135 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,140 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:54:36,140 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:54:36,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-19 17:54:36,158 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:54:36,163 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~ret~0#1=6, ULTIMATE.start_ssl3_accept_#t~nondet38#1=6} Honda state: {ULTIMATE.start_ssl3_accept_~ret~0#1=6, ULTIMATE.start_ssl3_accept_#t~nondet38#1=6} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 17:54:36,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:36,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,181 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-19 17:54:36,184 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:54:36,184 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:54:36,221 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:54:36,221 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~ag_X~0#1=0, ULTIMATE.start_ssl3_accept_~state~0#1=8464, ULTIMATE.start_ssl3_accept_~ag_Y~0#1=4232, ULTIMATE.start_ssl3_accept_~s__state~0#1=8464} Honda state: {ULTIMATE.start_ssl3_accept_~ag_X~0#1=0, ULTIMATE.start_ssl3_accept_~state~0#1=8464, ULTIMATE.start_ssl3_accept_~ag_Y~0#1=4232, ULTIMATE.start_ssl3_accept_~s__state~0#1=8464} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 17:54:36,230 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:36,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,231 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-19 17:54:36,234 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:54:36,234 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:54:36,255 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:54:36,256 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~got_new_session~0#1=1} Honda state: {ULTIMATE.start_ssl3_accept_~got_new_session~0#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 17:54:36,273 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:36,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,274 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-19 17:54:36,278 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:54:36,278 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:54:36,299 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:54:36,300 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~skip~0#1=0} Honda state: {ULTIMATE.start_ssl3_accept_~skip~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 17:54:36,317 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:36,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,318 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,345 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:54:36,345 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:54:36,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-19 17:54:36,368 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:54:36,368 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__init_num~0#1=0} Honda state: {ULTIMATE.start_ssl3_accept_~s__init_num~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 17:54:36,390 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:36,390 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,391 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-19 17:54:36,395 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:54:36,395 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:54:36,403 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:54:36,403 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__shutdown~0#1=0} Honda state: {ULTIMATE.start_ssl3_accept_~s__shutdown~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 17:54:36,421 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:36,421 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,422 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,423 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-19 17:54:36,424 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:54:36,424 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:54:36,434 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:54:36,434 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~0#1=4} Honda state: {ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 17:54:36,448 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-19 17:54:36,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,449 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,450 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-19 17:54:36,451 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:54:36,451 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:54:36,481 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-19 17:54:36,482 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,482 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-19 17:54:36,484 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 17:54:36,484 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:54:36,505 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-19 17:54:36,520 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-19 17:54:36,520 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:54:36,520 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:54:36,520 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:54:36,520 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:54:36,520 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:54:36,520 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,521 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:54:36,521 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:54:36,521 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration2_Loop [2021-12-19 17:54:36,521 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:54:36,521 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:54:36,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:36,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:36,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:36,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:36,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:36,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:36,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:36,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:54:36,635 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:54:36,635 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:54:36,635 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,637 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-19 17:54:36,645 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 [2021-12-19 17:54:36,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:54:36,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:54:36,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:54:36,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:54:36,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:54:36,652 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:54:36,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:54:36,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:54:36,675 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:36,675 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,679 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-19 17:54:36,681 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 [2021-12-19 17:54:36,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:54:36,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:54:36,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:54:36,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:54:36,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:54:36,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:54:36,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:54:36,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:54:36,717 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-19 17:54:36,717 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,719 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-19 17:54:36,721 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 [2021-12-19 17:54:36,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:54:36,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:54:36,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:54:36,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:54:36,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:54:36,728 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:54:36,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:54:36,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:54:36,747 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-19 17:54:36,747 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,748 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-19 17:54:36,751 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 [2021-12-19 17:54:36,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:54:36,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:54:36,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:54:36,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:54:36,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:54:36,757 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:54:36,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:54:36,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:54:36,782 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:36,782 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,786 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,787 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-19 17:54:36,788 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 [2021-12-19 17:54:36,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:54:36,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:54:36,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:54:36,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:54:36,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:54:36,795 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:54:36,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:54:36,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:54:36,818 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-19 17:54:36,818 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,819 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-19 17:54:36,822 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 [2021-12-19 17:54:36,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:54:36,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:54:36,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:54:36,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:54:36,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:54:36,828 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:54:36,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:54:36,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:54:36,851 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-19 17:54:36,851 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,852 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,853 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-19 17:54:36,854 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 [2021-12-19 17:54:36,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:54:36,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:54:36,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:54:36,860 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 17:54:36,860 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:54:36,861 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:54:36,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:54:36,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:54:36,891 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:36,891 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,892 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,893 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-19 17:54:36,894 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 [2021-12-19 17:54:36,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:54:36,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:54:36,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:54:36,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:54:36,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:54:36,900 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:54:36,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:54:36,911 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:54:36,913 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-19 17:54:36,913 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-19 17:54:36,913 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:54:36,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:54:36,914 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:54:36,914 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-19 17:54:36,916 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:54:36,916 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-19 17:54:36,916 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:54:36,916 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 [] [2021-12-19 17:54:36,933 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-19 17:54:36,934 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-19 17:54:36,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:54:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:54:36,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 17:54:36,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:54:37,026 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-19 17:54:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:54:37,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 17:54:37,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:54:37,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:54:37,163 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-12-19 17:54:37,163 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) [2021-12-19 17:54:37,188 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. [2021-12-19 17:54:37,189 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 [2021-12-19 17:54:37,189 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) [2021-12-19 17:54:37,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 334 transitions. [2021-12-19 17:54:37,190 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 334 transitions. Stem has 17 letters. Loop has 16 letters. [2021-12-19 17:54:37,190 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:54:37,191 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 334 transitions. Stem has 33 letters. Loop has 16 letters. [2021-12-19 17:54:37,191 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:54:37,191 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 334 transitions. Stem has 17 letters. Loop has 32 letters. [2021-12-19 17:54:37,192 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:54:37,192 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 617 states and 938 transitions. [2021-12-19 17:54:37,195 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 322 [2021-12-19 17:54:37,198 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 617 states to 617 states and 938 transitions. [2021-12-19 17:54:37,198 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 364 [2021-12-19 17:54:37,199 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 366 [2021-12-19 17:54:37,199 INFO L73 IsDeterministic]: Start isDeterministic. Operand 617 states and 938 transitions. [2021-12-19 17:54:37,199 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:54:37,199 INFO L681 BuchiCegarLoop]: Abstraction has 617 states and 938 transitions. [2021-12-19 17:54:37,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states and 938 transitions. [2021-12-19 17:54:37,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 615. [2021-12-19 17:54:37,213 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) [2021-12-19 17:54:37,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 615 states and 935 transitions. [2021-12-19 17:54:37,214 INFO L704 BuchiCegarLoop]: Abstraction has 615 states and 935 transitions. [2021-12-19 17:54:37,214 INFO L587 BuchiCegarLoop]: Abstraction has 615 states and 935 transitions. [2021-12-19 17:54:37,214 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-19 17:54:37,215 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 615 states and 935 transitions. [2021-12-19 17:54:37,217 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 322 [2021-12-19 17:54:37,217 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:54:37,217 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:54:37,218 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:54:37,218 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:54:37,218 INFO L791 eck$LassoCheckResult]: Stem: 3096#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;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); 2985#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;ssl3_accept_~s__info_callback~0#1 := ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet4#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;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;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;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_~s__shutdown~0#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1 := ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__stats__sess_accept~0#1 := ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet16#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;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;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#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;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;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#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;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_~blastFlag~0#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#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;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; 2978#L85 assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 2932#L88-2 ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 2933#L95 assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 3064#L95-1 assume !(0 == ssl3_accept_~s__cert~0#1); 3074#L111-2 assume !false; 3422#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 3421#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 3420#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 3419#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 3418#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 3417#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 3371#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 3369#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 3368#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 3111#L138 assume 8464 == ssl3_accept_~s__state~0#1; 3107#L145 ssl3_accept_~s__shutdown~0#1 := 0;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet38#1;havoc ssl3_accept_#t~nondet38#1; 3016#L303 [2021-12-19 17:54:37,218 INFO L793 eck$LassoCheckResult]: Loop: 3016#L303 assume !(0 == ssl3_accept_~blastFlag~0#1); 3065#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; 2898#L600 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 3206#L638 ssl3_accept_~skip~0#1 := 0; 3204#L111-2 assume !false; 3202#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 3200#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 3198#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 3196#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 3193#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 3190#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 3191#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 3271#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 3270#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 3267#L138 assume 8464 == ssl3_accept_~s__state~0#1; 3015#L145 ssl3_accept_~s__shutdown~0#1 := 0;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet38#1;havoc ssl3_accept_#t~nondet38#1; 3016#L303 [2021-12-19 17:54:37,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:54:37,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1319363257, now seen corresponding path program 1 times [2021-12-19 17:54:37,219 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:54:37,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793770331] [2021-12-19 17:54:37,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:54:37,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:54:37,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:37,227 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:54:37,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:37,234 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:54:37,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:54:37,235 INFO L85 PathProgramCache]: Analyzing trace with hash -826430338, now seen corresponding path program 1 times [2021-12-19 17:54:37,235 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:54:37,235 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037444935] [2021-12-19 17:54:37,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:54:37,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:54:37,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:37,241 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:54:37,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:37,246 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:54:37,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:54:37,246 INFO L85 PathProgramCache]: Analyzing trace with hash -1800241724, now seen corresponding path program 1 times [2021-12-19 17:54:37,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:54:37,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241431224] [2021-12-19 17:54:37,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:54:37,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:54:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:54:37,276 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:54:37,276 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 17:54:37,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241431224] [2021-12-19 17:54:37,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241431224] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 17:54:37,277 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 17:54:37,277 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 17:54:37,277 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356901291] [2021-12-19 17:54:37,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 17:54:37,366 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 17:54:37,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 17:54:37,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 17:54:37,367 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) [2021-12-19 17:54:37,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 17:54:37,394 INFO L93 Difference]: Finished difference Result 736 states and 1107 transitions. [2021-12-19 17:54:37,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 17:54:37,394 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 736 states and 1107 transitions. [2021-12-19 17:54:37,398 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 438 [2021-12-19 17:54:37,400 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 736 states to 735 states and 1106 transitions. [2021-12-19 17:54:37,400 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 483 [2021-12-19 17:54:37,401 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 483 [2021-12-19 17:54:37,401 INFO L73 IsDeterministic]: Start isDeterministic. Operand 735 states and 1106 transitions. [2021-12-19 17:54:37,401 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-19 17:54:37,401 INFO L681 BuchiCegarLoop]: Abstraction has 735 states and 1106 transitions. [2021-12-19 17:54:37,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states and 1106 transitions. [2021-12-19 17:54:37,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 735. [2021-12-19 17:54:37,408 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) [2021-12-19 17:54:37,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 1106 transitions. [2021-12-19 17:54:37,409 INFO L704 BuchiCegarLoop]: Abstraction has 735 states and 1106 transitions. [2021-12-19 17:54:37,409 INFO L587 BuchiCegarLoop]: Abstraction has 735 states and 1106 transitions. [2021-12-19 17:54:37,409 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-19 17:54:37,409 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 735 states and 1106 transitions. [2021-12-19 17:54:37,411 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 438 [2021-12-19 17:54:37,411 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:54:37,411 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:54:37,412 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:54:37,412 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:54:37,412 INFO L791 eck$LassoCheckResult]: Stem: 4476#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;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); 4354#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;ssl3_accept_~s__info_callback~0#1 := ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet4#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;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;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;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_~s__shutdown~0#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1 := ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__stats__sess_accept~0#1 := ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet16#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;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;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#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;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;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#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;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_~blastFlag~0#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#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;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; 4345#L85 assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 4293#L88-2 ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 4294#L95 assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 4440#L95-1 assume !(0 == ssl3_accept_~s__cert~0#1); 4452#L111-2 assume !false; 4632#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 4842#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 4841#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 4840#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 4839#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 4838#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 4837#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 4836#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 4835#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 4834#L138 assume 8464 == ssl3_accept_~s__state~0#1; 4582#L145 ssl3_accept_~s__shutdown~0#1 := 0;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet38#1;havoc ssl3_accept_#t~nondet38#1; 4478#L303 assume 0 == ssl3_accept_~blastFlag~0#1;ssl3_accept_~blastFlag~0#1 := 1; 4479#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; 4442#L600 [2021-12-19 17:54:37,412 INFO L793 eck$LassoCheckResult]: Loop: 4442#L600 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 4886#L638 ssl3_accept_~skip~0#1 := 0; 4884#L111-2 assume !false; 4882#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 4880#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 4878#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 4876#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 4874#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 4642#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 4643#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 4638#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 4453#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 4455#L138 assume 8464 == ssl3_accept_~s__state~0#1; 4384#L145 ssl3_accept_~s__shutdown~0#1 := 0;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet38#1;havoc ssl3_accept_#t~nondet38#1; 4385#L303 assume !(0 == ssl3_accept_~blastFlag~0#1); 4441#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; 4442#L600 [2021-12-19 17:54:37,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:54:37,412 INFO L85 PathProgramCache]: Analyzing trace with hash -892728721, now seen corresponding path program 1 times [2021-12-19 17:54:37,413 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:54:37,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679636695] [2021-12-19 17:54:37,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:54:37,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:54:37,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:37,420 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:54:37,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:37,427 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:54:37,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:54:37,427 INFO L85 PathProgramCache]: Analyzing trace with hash 1718816062, now seen corresponding path program 2 times [2021-12-19 17:54:37,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:54:37,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900756139] [2021-12-19 17:54:37,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:54:37,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:54:37,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:37,440 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:54:37,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:37,450 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:54:37,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:54:37,452 INFO L85 PathProgramCache]: Analyzing trace with hash -1461290068, now seen corresponding path program 1 times [2021-12-19 17:54:37,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:54:37,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226968638] [2021-12-19 17:54:37,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:54:37,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:54:37,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:37,467 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:54:37,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:54:37,480 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:54:37,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.12 05:54:37 BoogieIcfgContainer [2021-12-19 17:54:37,957 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-19 17:54:37,957 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-19 17:54:37,958 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-19 17:54:37,958 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-19 17:54:37,958 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:54:33" (3/4) ... [2021-12-19 17:54:37,960 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-12-19 17:54:37,999 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-19 17:54:37,999 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-19 17:54:37,999 INFO L158 Benchmark]: Toolchain (without parser) took 5061.70ms. Allocated memory was 109.1MB in the beginning and 176.2MB in the end (delta: 67.1MB). Free memory was 79.7MB in the beginning and 106.2MB in the end (delta: -26.5MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2021-12-19 17:54:38,000 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 109.1MB. Free memory was 67.0MB in the beginning and 66.9MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 17:54:38,000 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.84ms. Allocated memory was 109.1MB in the beginning and 146.8MB in the end (delta: 37.7MB). Free memory was 79.7MB in the beginning and 118.2MB in the end (delta: -38.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-19 17:54:38,000 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.08ms. Allocated memory is still 146.8MB. Free memory was 118.2MB in the beginning and 116.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 17:54:38,000 INFO L158 Benchmark]: Boogie Preprocessor took 28.58ms. Allocated memory is still 146.8MB. Free memory was 116.1MB in the beginning and 114.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 17:54:38,001 INFO L158 Benchmark]: RCFGBuilder took 427.31ms. Allocated memory is still 146.8MB. Free memory was 114.0MB in the beginning and 89.5MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-12-19 17:54:38,001 INFO L158 Benchmark]: BuchiAutomizer took 4210.99ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 89.5MB in the beginning and 109.4MB in the end (delta: -19.9MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. [2021-12-19 17:54:38,001 INFO L158 Benchmark]: Witness Printer took 41.40ms. Allocated memory is still 176.2MB. Free memory was 109.4MB in the beginning and 106.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 17:54:38,002 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 109.1MB. Free memory was 67.0MB in the beginning and 66.9MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 296.84ms. Allocated memory was 109.1MB in the beginning and 146.8MB in the end (delta: 37.7MB). Free memory was 79.7MB in the beginning and 118.2MB in the end (delta: -38.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.08ms. Allocated memory is still 146.8MB. Free memory was 118.2MB in the beginning and 116.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.58ms. Allocated memory is still 146.8MB. Free memory was 116.1MB in the beginning and 114.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 427.31ms. Allocated memory is still 146.8MB. Free memory was 114.0MB in the beginning and 89.5MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * BuchiAutomizer took 4210.99ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 89.5MB in the beginning and 109.4MB in the end (delta: -19.9MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. * Witness Printer took 41.40ms. Allocated memory is still 176.2MB. Free memory was 109.4MB in the beginning and 106.2MB 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 4.1s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.0s. Construction of modules took 0.2s. Büchi inclusion checks took 0.6s. 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 735 states and ocurred in iteration 3. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1092 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1090 mSDsluCounter, 1430 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 584 mSDsCounter, 85 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 461 IncrementalHoareTripleChecker+Invalid, 546 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 85 mSolverCounterUnsat, 846 mSDtfsCounter, 461 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT1 conc1 concLT1 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital40 mio100 ax100 hnf100 lsp36 ukn100 mio100 lsp100 div213 bol100 ite100 ukn100 eq186 hnf68 smp94 dnf100 smp100 tf107 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 24ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 12 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 638]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=1} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@43a64223=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@35c1f8b3=0, NULL=0, NULL=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@9538968=0, tmp___9=0, s__ctx__stats__sess_accept=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@587e24a6=0, s__s3__tmp__new_cipher__algo_strength=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3eae8df0=0, ag_X=4232, s__ctx__info_callback=0, tmp=10, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@782e7da1=0, s__s3__tmp__use_rsa_tmp=0, s__s3__tmp__new_cipher__algorithms=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@52052888=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@39e86e95=0, tmp___2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4daf262c=0, cb=6, s__cert__pkeys__AT0__privatekey=0, s__options=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4c34127c=0, s__shutdown=0, \result=0, tmp=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@f5899a7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@25d18c75=0, s__cert=11, __retres69=0, got_new_session=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2f6d1fd9=0, s__server=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@15cba56c=0, \old(initial_state)=8464, \result=0, s__type=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@45e8bca6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@d29755c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1faa7ba7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7d69cba2=0, s__init_num=0, tmp___5=0, s__session__cipher=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@594d9575=0, s__ctx__stats__sess_accept_renegotiate=0, ret=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5bef39c6=0, s__verify_mode=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3c1becc1=0, blastFlag=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3366c1a5=0, tmp___7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2d5ba083=0, tmp___10=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3965f882=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@10a52599=0, l=0, new_state=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@47a46ea=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4f110848=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4c738311=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@44d9b07b=0, tmp___1=4294955008, s__info_callback=6, buf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@b1fd27f=0, s__s3__tmp__reuse_message=13, ag_Y=0, s__version=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@27cbf1b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@24a1b7aa=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5d68ab97=1, s__s3__tmp__next_state___0=0, s__s3__tmp__new_cipher=0, s__s3__tmp__cert_request=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6e3ce9f3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5e061cd2=0, num1=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@152e000f=0, s__debug=0, s__ctx__stats__sess_accept_good=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7c76f11c=0, tmp___3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@8090009=0, s__in_handshake=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2021c2de=0, s__init_buf___0=0, initial_state=8464, tmp___4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@410e9a1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@29b8dce8=0, skip=0, s__hit=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@71d1a7de=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2e968a41=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2c65bab8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7a4fa25=0, tmp___6=0, s__session__peer=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3cd024a7=0, state=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7ea3687=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5fb7cdd0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1586cdd4=0, s__state=8464, s__new_session=0, tmp___8=0, s=8464, Time=10, s__rwstate=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 111]: 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 [L85] COND TRUE s__info_callback != 0 [L86] cb = s__info_callback [L94] s__in_handshake = s__in_handshake + 1 [L95] COND FALSE !(tmp___1 + 12288) [L104] COND FALSE !(s__cert == 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 TRUE blastFlag == 0 [L304] blastFlag = 1 [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 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! [2021-12-19 17:54:38,029 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)